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Windows
Analysis Report
Inquiry PR#27957.bat.exe
Overview
General Information
Detection
FormBook
Score: | 100 |
Range: | 0 - 100 |
Whitelisted: | false |
Confidence: | 100% |
Signatures
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sigma detected: Scheduled temp file as task from temp location
Snort IDS alert for network traffic
Yara detected AntiVM3
Yara detected FormBook
.NET source code contains potential unpacker
.NET source code contains very large array initializations
AI detected suspicious sample
Adds a directory exclusion to Windows Defender
Allocates memory in foreign processes
Found direct / indirect Syscall (likely to bypass EDR)
Injects a PE file into a foreign processes
Loading BitLocker PowerShell Module
Machine Learning detection for dropped file
Machine Learning detection for sample
Maps a DLL or memory area into another process
Modifies the context of a thread in another process (thread injection)
Performs DNS queries to domains with low reputation
Queues an APC in another process (thread injection)
Sigma detected: Powershell Base64 Encoded MpPreference Cmdlet
Switches to a custom stack to bypass stack traces
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Uses schtasks.exe or at.exe to add and modify task schedules
Writes to foreign memory regions
Allocates memory with a write watch (potentially for evading sandboxes)
Checks if the current process is being debugged
Contains functionality for execution timing, often used to detect debuggers
Contains functionality to access loader functionality (e.g. LdrGetProcedureAddress)
Contains functionality to call native functions
Contains functionality to read the PEB
Contains long sleeps (>= 3 min)
Creates a process in suspended mode (likely to inject code)
Detected potential crypto function
Drops PE files
Enables debug privileges
Found a high number of Window / User specific system calls (may be a loop to detect user behavior)
Found inlined nop instructions (likely shell or obfuscated code)
Found large amount of non-executed APIs
Found potential string decryption / allocating functions
IP address seen in connection with other malware
Internet Provider seen in connection with other malware
May sleep (evasive loops) to hinder dynamic analysis
PE / OLE file has an invalid certificate
Queries the volume information (name, serial number etc) of a device
Sample execution stops while process was sleeping (likely an evasion)
Sample file is different than original file name gathered from version info
Sigma detected: Powershell Defender Exclusion
Sigma detected: Suspicious Add Scheduled Task Parent
Sigma detected: Suspicious Schtasks From Env Var Folder
Uses 32bit PE files
Uses code obfuscation techniques (call, push, ret)
Yara signature match
Classification
- System is w10x64
- Inquiry PR#27957.bat.exe (PID: 5748 cmdline:
"C:\Users\ user\Deskt op\Inquiry PR#27957. bat.exe" MD5: 9972524538C9F43A23AD683DA0A1A97A) - powershell.exe (PID: 7224 cmdline:
"C:\Window s\System32 \WindowsPo werShell\v 1.0\powers hell.exe" Add-MpPref erence -Ex clusionPat h "C:\User s\user\Des ktop\Inqui ry PR#2795 7.bat.exe" MD5: C32CA4ACFCC635EC1EA6ED8A34DF5FAC) - conhost.exe (PID: 7244 cmdline:
C:\Windows \system32\ conhost.ex e 0xffffff ff -ForceV 1 MD5: 0D698AF330FD17BEE3BF90011D49251D) - powershell.exe (PID: 7280 cmdline:
"C:\Window s\System32 \WindowsPo werShell\v 1.0\powers hell.exe" Add-MpPref erence -Ex clusionPat h "C:\User s\user\App Data\Roami ng\fuqwoDz un.exe" MD5: C32CA4ACFCC635EC1EA6ED8A34DF5FAC) - conhost.exe (PID: 7296 cmdline:
C:\Windows \system32\ conhost.ex e 0xffffff ff -ForceV 1 MD5: 0D698AF330FD17BEE3BF90011D49251D) - WmiPrvSE.exe (PID: 7608 cmdline:
C:\Windows \system32\ wbem\wmipr vse.exe -s ecured -Em bedding MD5: 60FF40CFD7FB8FE41EE4FE9AE5FE1C51) - schtasks.exe (PID: 7316 cmdline:
"C:\Window s\System32 \schtasks. exe" /Crea te /TN "Up dates\fuqw oDzun" /XM L "C:\User s\user\App Data\Local \Temp\tmp2 C94.tmp" MD5: 48C2FE20575769DE916F48EF0676A965) - conhost.exe (PID: 7336 cmdline:
C:\Windows \system32\ conhost.ex e 0xffffff ff -ForceV 1 MD5: 0D698AF330FD17BEE3BF90011D49251D) - RegSvcs.exe (PID: 7488 cmdline:
"C:\Window s\Microsof t.NET\Fram ework\v4.0 .30319\Reg Svcs.exe" MD5: 9D352BC46709F0CB5EC974633A0C3C94) - TsdBVAGjsKVoi.exe (PID: 6336 cmdline:
"C:\Progra m Files (x 86)\SDDPJi XUPzoAsDCh IXKpMdIPem qMqdXjbMOd LWKqeNdOBE lKx\TsdBVA GjsKVoi.ex e" MD5: 32B8AD6ECA9094891E792631BAEA9717) - sfc.exe (PID: 7916 cmdline:
"C:\Window s\SysWOW64 \sfc.exe" MD5: 4D2662964EF299131D049EC1278BE08B) - TsdBVAGjsKVoi.exe (PID: 5488 cmdline:
"C:\Progra m Files (x 86)\SDDPJi XUPzoAsDCh IXKpMdIPem qMqdXjbMOd LWKqeNdOBE lKx\TsdBVA GjsKVoi.ex e" MD5: 32B8AD6ECA9094891E792631BAEA9717) - firefox.exe (PID: 7228 cmdline:
"C:\Progra m Files\Mo zilla Fire fox\Firefo x.exe" MD5: C86B1BE9ED6496FE0E0CBE73F81D8045)
- fuqwoDzun.exe (PID: 7596 cmdline:
C:\Users\u ser\AppDat a\Roaming\ fuqwoDzun. exe MD5: 9972524538C9F43A23AD683DA0A1A97A) - schtasks.exe (PID: 7732 cmdline:
"C:\Window s\System32 \schtasks. exe" /Crea te /TN "Up dates\fuqw oDzun" /XM L "C:\User s\user\App Data\Local \Temp\tmp4 0A9.tmp" MD5: 48C2FE20575769DE916F48EF0676A965) - conhost.exe (PID: 7740 cmdline:
C:\Windows \system32\ conhost.ex e 0xffffff ff -ForceV 1 MD5: 0D698AF330FD17BEE3BF90011D49251D) - RegSvcs.exe (PID: 7776 cmdline:
"C:\Window s\Microsof t.NET\Fram ework\v4.0 .30319\Reg Svcs.exe" MD5: 9D352BC46709F0CB5EC974633A0C3C94) - TsdBVAGjsKVoi.exe (PID: 6564 cmdline:
"C:\Progra m Files (x 86)\SDDPJi XUPzoAsDCh IXKpMdIPem qMqdXjbMOd LWKqeNdOBE lKx\TsdBVA GjsKVoi.ex e" MD5: 32B8AD6ECA9094891E792631BAEA9717) - sfc.exe (PID: 8088 cmdline:
"C:\Window s\SysWOW64 \sfc.exe" MD5: 4D2662964EF299131D049EC1278BE08B)
- cleanup
Name | Description | Attribution | Blogpost URLs | Link |
---|---|---|---|---|
Formbook, Formbo | FormBook contains a unique crypter RunPE that has unique behavioral patterns subject to detection. It was initially called "Babushka Crypter" by Insidemalware. |
⊘No configs have been found
Source | Rule | Description | Author | Strings |
---|---|---|---|---|
JoeSecurity_FormBook_1 | Yara detected FormBook | Joe Security | ||
Windows_Trojan_Formbook_1112e116 | unknown | unknown |
| |
JoeSecurity_FormBook_1 | Yara detected FormBook | Joe Security | ||
Windows_Trojan_Formbook_1112e116 | unknown | unknown |
| |
JoeSecurity_FormBook_1 | Yara detected FormBook | Joe Security | ||
Click to see the 19 entries |
Source | Rule | Description | Author | Strings |
---|---|---|---|---|
JoeSecurity_FormBook_1 | Yara detected FormBook | Joe Security | ||
Windows_Trojan_Formbook_1112e116 | unknown | unknown |
| |
JoeSecurity_FormBook_1 | Yara detected FormBook | Joe Security | ||
Windows_Trojan_Formbook_1112e116 | unknown | unknown |
|
System Summary |
---|
Source: | Author: Florian Roth (Nextron Systems): |
Source: | Author: Florian Roth (Nextron Systems): |
Source: | Author: Florian Roth (Nextron Systems): |
Source: | Author: Florian Roth (Nextron Systems): |
Source: | Author: Roberto Rodriguez @Cyb3rWard0g (rule), oscd.community (improvements): |
Persistence and Installation Behavior |
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Source: | Author: Joe Security: |
Timestamp: | 07/09/24-12:11:31.166546 |
SID: | 2855465 |
Source Port: | 49767 |
Destination Port: | 80 |
Protocol: | TCP |
Classtype: | A Network Trojan was detected |
Timestamp: | 07/09/24-12:09:32.817975 |
SID: | 2855464 |
Source Port: | 49733 |
Destination Port: | 80 |
Protocol: | TCP |
Classtype: | A Network Trojan was detected |
Timestamp: | 07/09/24-12:08:47.740793 |
SID: | 2855464 |
Source Port: | 49720 |
Destination Port: | 80 |
Protocol: | TCP |
Classtype: | A Network Trojan was detected |
Timestamp: | 07/09/24-12:10:48.702397 |
SID: | 2855465 |
Source Port: | 49755 |
Destination Port: | 80 |
Protocol: | TCP |
Classtype: | A Network Trojan was detected |
Timestamp: | 07/09/24-12:11:16.679042 |
SID: | 2855465 |
Source Port: | 49763 |
Destination Port: | 80 |
Protocol: | TCP |
Classtype: | A Network Trojan was detected |
Timestamp: | 07/09/24-12:09:47.673365 |
SID: | 2855464 |
Source Port: | 49737 |
Destination Port: | 80 |
Protocol: | TCP |
Classtype: | A Network Trojan was detected |
Timestamp: | 07/09/24-12:10:21.548355 |
SID: | 2855465 |
Source Port: | 49747 |
Destination Port: | 80 |
Protocol: | TCP |
Classtype: | A Network Trojan was detected |
Timestamp: | 07/09/24-12:10:40.838976 |
SID: | 2855464 |
Source Port: | 49752 |
Destination Port: | 80 |
Protocol: | TCP |
Classtype: | A Network Trojan was detected |
Timestamp: | 07/09/24-12:08:35.398619 |
SID: | 2855464 |
Source Port: | 49717 |
Destination Port: | 80 |
Protocol: | TCP |
Classtype: | A Network Trojan was detected |
Timestamp: | 07/09/24-12:10:07.968762 |
SID: | 2855465 |
Source Port: | 49743 |
Destination Port: | 80 |
Protocol: | TCP |
Classtype: | A Network Trojan was detected |
Timestamp: | 07/09/24-12:10:13.803996 |
SID: | 2855464 |
Source Port: | 49744 |
Destination Port: | 80 |
Protocol: | TCP |
Classtype: | A Network Trojan was detected |
Timestamp: | 07/09/24-12:10:27.367616 |
SID: | 2855464 |
Source Port: | 49748 |
Destination Port: | 80 |
Protocol: | TCP |
Classtype: | A Network Trojan was detected |
Timestamp: | 07/09/24-12:08:55.539602 |
SID: | 2855465 |
Source Port: | 49723 |
Destination Port: | 80 |
Protocol: | TCP |
Classtype: | A Network Trojan was detected |
Timestamp: | 07/09/24-12:11:23.430709 |
SID: | 2855464 |
Source Port: | 49764 |
Destination Port: | 80 |
Protocol: | TCP |
Classtype: | A Network Trojan was detected |
Timestamp: | 07/09/24-12:10:00.222302 |
SID: | 2855464 |
Source Port: | 49740 |
Destination Port: | 80 |
Protocol: | TCP |
Classtype: | A Network Trojan was detected |
Timestamp: | 07/09/24-12:11:11.535008 |
SID: | 2855464 |
Source Port: | 49761 |
Destination Port: | 80 |
Protocol: | TCP |
Classtype: | A Network Trojan was detected |
Timestamp: | 07/09/24-12:10:35.094051 |
SID: | 2855465 |
Source Port: | 49751 |
Destination Port: | 80 |
Protocol: | TCP |
Classtype: | A Network Trojan was detected |
Timestamp: | 07/09/24-12:11:45.068161 |
SID: | 2855465 |
Source Port: | 49771 |
Destination Port: | 80 |
Protocol: | TCP |
Classtype: | A Network Trojan was detected |
Timestamp: | 07/09/24-12:08:50.338513 |
SID: | 2855464 |
Source Port: | 49721 |
Destination Port: | 80 |
Protocol: | TCP |
Classtype: | A Network Trojan was detected |
Timestamp: | 07/09/24-12:10:16.382255 |
SID: | 2855464 |
Source Port: | 49745 |
Destination Port: | 80 |
Protocol: | TCP |
Classtype: | A Network Trojan was detected |
Timestamp: | 07/09/24-12:08:40.543474 |
SID: | 2855465 |
Source Port: | 49719 |
Destination Port: | 80 |
Protocol: | TCP |
Classtype: | A Network Trojan was detected |
Timestamp: | 07/09/24-12:09:24.363900 |
SID: | 2855465 |
Source Port: | 49731 |
Destination Port: | 80 |
Protocol: | TCP |
Classtype: | A Network Trojan was detected |
Timestamp: | 07/09/24-12:10:43.430684 |
SID: | 2855464 |
Source Port: | 49753 |
Destination Port: | 80 |
Protocol: | TCP |
Classtype: | A Network Trojan was detected |
Timestamp: | 07/09/24-12:09:05.318239 |
SID: | 2855464 |
Source Port: | 49725 |
Destination Port: | 80 |
Protocol: | TCP |
Classtype: | A Network Trojan was detected |
Timestamp: | 07/09/24-12:09:30.239032 |
SID: | 2855464 |
Source Port: | 49732 |
Destination Port: | 80 |
Protocol: | TCP |
Classtype: | A Network Trojan was detected |
Timestamp: | 07/09/24-12:09:16.606161 |
SID: | 2855464 |
Source Port: | 49728 |
Destination Port: | 80 |
Protocol: | TCP |
Classtype: | A Network Trojan was detected |
Timestamp: | 07/09/24-12:09:38.004077 |
SID: | 2855465 |
Source Port: | 49735 |
Destination Port: | 80 |
Protocol: | TCP |
Classtype: | A Network Trojan was detected |
Timestamp: | 07/09/24-12:10:02.804055 |
SID: | 2855464 |
Source Port: | 49741 |
Destination Port: | 80 |
Protocol: | TCP |
Classtype: | A Network Trojan was detected |
Timestamp: | 07/09/24-12:10:54.515112 |
SID: | 2855464 |
Source Port: | 49756 |
Destination Port: | 80 |
Protocol: | TCP |
Classtype: | A Network Trojan was detected |
Timestamp: | 07/09/24-12:11:37.104571 |
SID: | 2855464 |
Source Port: | 49768 |
Destination Port: | 80 |
Protocol: | TCP |
Classtype: | A Network Trojan was detected |
Timestamp: | 07/09/24-12:09:19.190131 |
SID: | 2855464 |
Source Port: | 49729 |
Destination Port: | 80 |
Protocol: | TCP |
Classtype: | A Network Trojan was detected |
Timestamp: | 07/09/24-12:11:02.820585 |
SID: | 2855465 |
Source Port: | 49759 |
Destination Port: | 80 |
Protocol: | TCP |
Classtype: | A Network Trojan was detected |
Timestamp: | 07/09/24-12:11:39.911847 |
SID: | 2855464 |
Source Port: | 49769 |
Destination Port: | 80 |
Protocol: | TCP |
Classtype: | A Network Trojan was detected |
Timestamp: | 07/09/24-12:09:10.495852 |
SID: | 2855465 |
Source Port: | 49727 |
Destination Port: | 80 |
Protocol: | TCP |
Classtype: | A Network Trojan was detected |
Timestamp: | 07/09/24-12:11:08.956190 |
SID: | 2855464 |
Source Port: | 49760 |
Destination Port: | 80 |
Protocol: | TCP |
Classtype: | A Network Trojan was detected |
Timestamp: | 07/09/24-12:11:25.996162 |
SID: | 2855464 |
Source Port: | 49765 |
Destination Port: | 80 |
Protocol: | TCP |
Classtype: | A Network Trojan was detected |
Timestamp: | 07/09/24-12:09:52.842522 |
SID: | 2855465 |
Source Port: | 49739 |
Destination Port: | 80 |
Protocol: | TCP |
Classtype: | A Network Trojan was detected |
Timestamp: | 07/09/24-12:09:45.087320 |
SID: | 2855464 |
Source Port: | 49736 |
Destination Port: | 80 |
Protocol: | TCP |
Classtype: | A Network Trojan was detected |
Timestamp: | 07/09/24-12:10:29.937727 |
SID: | 2855464 |
Source Port: | 49749 |
Destination Port: | 80 |
Protocol: | TCP |
Classtype: | A Network Trojan was detected |
Timestamp: | 07/09/24-12:10:57.095264 |
SID: | 2855464 |
Source Port: | 49757 |
Destination Port: | 80 |
Protocol: | TCP |
Classtype: | A Network Trojan was detected |
Timestamp: | 07/09/24-12:08:11.644897 |
SID: | 2855465 |
Source Port: | 49715 |
Destination Port: | 80 |
Protocol: | TCP |
Classtype: | A Network Trojan was detected |
Timestamp: | 07/09/24-12:08:32.822233 |
SID: | 2855464 |
Source Port: | 49716 |
Destination Port: | 80 |
Protocol: | TCP |
Classtype: | A Network Trojan was detected |
Timestamp: | 07/09/24-12:09:02.725888 |
SID: | 2855464 |
Source Port: | 49724 |
Destination Port: | 80 |
Protocol: | TCP |
Classtype: | A Network Trojan was detected |
Click to jump to signature section
Show All Signature Results
AV Detection |
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Source: | ReversingLabs: |
Source: | ReversingLabs: |
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Source: | Integrated Neural Analysis Model: |
Source: | Joe Sandbox ML: |
Source: | Joe Sandbox ML: |
Source: | Static PE information: |
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Source: | Code function: | 0_2_07348729 | |
Source: | Code function: | 0_2_073486A0 | |
Source: | Code function: | 0_2_0734875D | |
Source: | Code function: | 0_2_07348C51 | |
Source: | Code function: | 0_2_07348A73 | |
Source: | Code function: | 0_2_07348906 | |
Source: | Code function: | 0_2_0734884E | |
Source: | Code function: | 10_2_06917890 | |
Source: | Code function: | 10_2_06917919 | |
Source: | Code function: | 10_2_06917E41 | |
Source: | Code function: | 10_2_06917C67 | |
Source: | Code function: | 10_2_06917AF6 | |
Source: | Code function: | 10_2_06917A3E | |
Source: | Code function: | 10_2_0691794D |
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