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Windows
Analysis Report
00DsMTECub.exe
Overview
General Information
Sample name: | 00DsMTECub.exerenamed because original name is a hash value |
Original sample name: | 861245da497c3a338b6df43fc75d90a4.exe |
Analysis ID: | 1585674 |
MD5: | 861245da497c3a338b6df43fc75d90a4 |
SHA1: | 8acba2114d70f4482cda428b9c336c331af7340d |
SHA256: | 69846f46913239164023e3ccb5da768a51dd68e8865ff90695f1ab54ff2f50dd |
Tags: | DCRatexeuser-abuse_ch |
Infos: | |
Detection
DCRat
Score: | 100 |
Range: | 0 - 100 |
Whitelisted: | false |
Confidence: | 100% |
Signatures
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Found malware configuration
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Suricata IDS alerts for network traffic
Yara detected DCRat
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
AI detected suspicious sample
Creates processes via WMI
Drops executables to the windows directory (C:\Windows) and starts them
Machine Learning detection for dropped file
Machine Learning detection for sample
Queries sensitive Plug and Play Device Information (via WMI, Win32_PnPEntity, often done to detect virtual machines)
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Uses schtasks.exe or at.exe to add and modify task schedules
AV process strings found (often used to terminate AV products)
Allocates memory with a write watch (potentially for evading sandboxes)
Checks if Antivirus/Antispyware/Firewall program is installed (via WMI)
Contains long sleeps (>= 3 min)
Creates a process in suspended mode (likely to inject code)
Creates files inside the system directory
Detected potential crypto function
Drops PE files
Drops PE files to the application program directory (C:\ProgramData)
Drops PE files to the windows directory (C:\Windows)
Enables debug privileges
Found a high number of Window / User specific system calls (may be a loop to detect user behavior)
Internet Provider seen in connection with other malware
May sleep (evasive loops) to hinder dynamic analysis
PE file contains executable resources (Code or Archives)
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
Queries sensitive Operating System Information (via WMI, Win32_ComputerSystem, often done to detect virtual machines)
Queries sensitive processor information (via WMI, Win32_Processor, often done to detect virtual machines)
Queries the volume information (name, serial number etc) of a device
Sample file is different than original file name gathered from version info
Uses 32bit PE files
Uses a known web browser user agent for HTTP communication
Uses code obfuscation techniques (call, push, ret)
Classification
- System is w10x64
- 00DsMTECub.exe (PID: 7288 cmdline:
"C:\Users\ user\Deskt op\00DsMTE Cub.exe" MD5: 861245DA497C3A338B6DF43FC75D90A4) - schtasks.exe (PID: 7408 cmdline:
schtasks.e xe /create /tn "sGDc ZzhJmyVoZD s" /sc MIN UTE /mo 7 /tr "'C:\R ecovery\sG DcZzhJmyVo ZD.exe'" / f MD5: 76CD6626DD8834BD4A42E6A565104DC2) - schtasks.exe (PID: 7424 cmdline:
schtasks.e xe /create /tn "sGDc ZzhJmyVoZD " /sc ONLO GON /tr "' C:\Recover y\sGDcZzhJ myVoZD.exe '" /rl HIG HEST /f MD5: 76CD6626DD8834BD4A42E6A565104DC2) - schtasks.exe (PID: 7440 cmdline:
schtasks.e xe /create /tn "sGDc ZzhJmyVoZD s" /sc MIN UTE /mo 14 /tr "'C:\ Recovery\s GDcZzhJmyV oZD.exe'" /rl HIGHES T /f MD5: 76CD6626DD8834BD4A42E6A565104DC2) - schtasks.exe (PID: 7456 cmdline:
schtasks.e xe /create /tn "sGDc ZzhJmyVoZD s" /sc MIN UTE /mo 10 /tr "'C:\ Program Fi les (x86)\ windows ma il\sGDcZzh JmyVoZD.ex e'" /f MD5: 76CD6626DD8834BD4A42E6A565104DC2) - schtasks.exe (PID: 7472 cmdline:
schtasks.e xe /create /tn "sGDc ZzhJmyVoZD " /sc ONLO GON /tr "' C:\Program Files (x8 6)\windows mail\sGDc ZzhJmyVoZD .exe'" /rl HIGHEST / f MD5: 76CD6626DD8834BD4A42E6A565104DC2) - schtasks.exe (PID: 7512 cmdline:
schtasks.e xe /create /tn "sGDc ZzhJmyVoZD s" /sc MIN UTE /mo 10 /tr "'C:\ Program Fi les (x86)\ windows ma il\sGDcZzh JmyVoZD.ex e'" /rl HI GHEST /f MD5: 76CD6626DD8834BD4A42E6A565104DC2) - schtasks.exe (PID: 7528 cmdline:
schtasks.e xe /create /tn "spps vcs" /sc M INUTE /mo 11 /tr "'C :\Recovery \sppsvc.ex e'" /f MD5: 76CD6626DD8834BD4A42E6A565104DC2) - schtasks.exe (PID: 7544 cmdline:
schtasks.e xe /create /tn "spps vc" /sc ON LOGON /tr "'C:\Recov ery\sppsvc .exe'" /rl HIGHEST / f MD5: 76CD6626DD8834BD4A42E6A565104DC2) - schtasks.exe (PID: 7560 cmdline:
schtasks.e xe /create /tn "spps vcs" /sc M INUTE /mo 11 /tr "'C :\Recovery \sppsvc.ex e'" /rl HI GHEST /f MD5: 76CD6626DD8834BD4A42E6A565104DC2) - schtasks.exe (PID: 7576 cmdline:
schtasks.e xe /create /tn "00Ds MTECub0" / sc MINUTE /mo 8 /tr "'C:\Users \All Users \00DsMTECu b.exe'" /f MD5: 76CD6626DD8834BD4A42E6A565104DC2) - schtasks.exe (PID: 7592 cmdline:
schtasks.e xe /create /tn "00Ds MTECub" /s c ONLOGON /tr "'C:\U sers\All U sers\00DsM TECub.exe' " /rl HIGH EST /f MD5: 76CD6626DD8834BD4A42E6A565104DC2) - schtasks.exe (PID: 7608 cmdline:
schtasks.e xe /create /tn "00Ds MTECub0" / sc MINUTE /mo 10 /tr "'C:\User s\All User s\00DsMTEC ub.exe'" / rl HIGHEST /f MD5: 76CD6626DD8834BD4A42E6A565104DC2) - schtasks.exe (PID: 7624 cmdline:
schtasks.e xe /create /tn "sGDc ZzhJmyVoZD s" /sc MIN UTE /mo 9 /tr "'C:\W indows\Rem otePackage s\RemoteAp ps\sGDcZzh JmyVoZD.ex e'" /f MD5: 76CD6626DD8834BD4A42E6A565104DC2) - schtasks.exe (PID: 7640 cmdline:
schtasks.e xe /create /tn "sGDc ZzhJmyVoZD " /sc ONLO GON /tr "' C:\Windows \RemotePac kages\Remo teApps\sGD cZzhJmyVoZ D.exe'" /r l HIGHEST /f MD5: 76CD6626DD8834BD4A42E6A565104DC2) - schtasks.exe (PID: 7656 cmdline:
schtasks.e xe /create /tn "sGDc ZzhJmyVoZD s" /sc MIN UTE /mo 9 /tr "'C:\W indows\Rem otePackage s\RemoteAp ps\sGDcZzh JmyVoZD.ex e'" /rl HI GHEST /f MD5: 76CD6626DD8834BD4A42E6A565104DC2) - schtasks.exe (PID: 7684 cmdline:
schtasks.e xe /create /tn "sGDc ZzhJmyVoZD s" /sc MIN UTE /mo 9 /tr "'C:\R ecovery\sG DcZzhJmyVo ZD.exe'" / f MD5: 76CD6626DD8834BD4A42E6A565104DC2) - schtasks.exe (PID: 7704 cmdline:
schtasks.e xe /create /tn "sGDc ZzhJmyVoZD " /sc ONLO GON /tr "' C:\Recover y\sGDcZzhJ myVoZD.exe '" /rl HIG HEST /f MD5: 76CD6626DD8834BD4A42E6A565104DC2) - schtasks.exe (PID: 7728 cmdline:
schtasks.e xe /create /tn "sGDc ZzhJmyVoZD s" /sc MIN UTE /mo 13 /tr "'C:\ Recovery\s GDcZzhJmyV oZD.exe'" /rl HIGHES T /f MD5: 76CD6626DD8834BD4A42E6A565104DC2) - sGDcZzhJmyVoZD.exe (PID: 7956 cmdline:
"C:\Window s\RemotePa ckages\Rem oteApps\sG DcZzhJmyVo ZD.exe" MD5: 861245DA497C3A338B6DF43FC75D90A4)
- 00DsMTECub.exe (PID: 7672 cmdline:
"C:\Users\ All Users\ 00DsMTECub .exe" MD5: 861245DA497C3A338B6DF43FC75D90A4)
- 00DsMTECub.exe (PID: 7712 cmdline:
"C:\Users\ All Users\ 00DsMTECub .exe" MD5: 861245DA497C3A338B6DF43FC75D90A4)
- sGDcZzhJmyVoZD.exe (PID: 7736 cmdline:
C:\Recover y\sGDcZzhJ myVoZD.exe MD5: 861245DA497C3A338B6DF43FC75D90A4)
- sGDcZzhJmyVoZD.exe (PID: 7764 cmdline:
C:\Recover y\sGDcZzhJ myVoZD.exe MD5: 861245DA497C3A338B6DF43FC75D90A4)
- sppsvc.exe (PID: 7784 cmdline:
C:\Recover y\sppsvc.e xe MD5: 861245DA497C3A338B6DF43FC75D90A4)
- sppsvc.exe (PID: 7796 cmdline:
C:\Recover y\sppsvc.e xe MD5: 861245DA497C3A338B6DF43FC75D90A4)
- cleanup
Name | Description | Attribution | Blogpost URLs | Link |
---|---|---|---|---|
DCRat | DCRat is a typical RAT that has been around since at least June 2019. | No Attribution |
{"SCRT": "{\"a\":\")\",\"l\":\"!\",\"v\":\"#\",\"A\":\">\",\"o\":\".\",\"9\":\"(\",\"N\":\"_\",\"H\":\"*\",\"0\":\"&\",\"6\":\"~\",\"q\":\"^\",\"Z\":\"$\",\"J\":\"@\",\"L\":\" \",\"h\":\";\",\"w\":\"%\",\"y\":\"|\",\"d\":\"<\",\"C\":\"`\",\"U\":\",\",\"m\":\"-\"}", "PCRT": "{\"x\":\"%\",\"R\":\";\",\"G\":\"_\",\"F\":\"<\",\"J\":\">\",\"p\":\"^\",\"U\":\"#\",\"Q\":\"@\",\"j\":\"*\",\"d\":\"|\",\"9\":\"(\",\"Z\":\"!\",\"B\":\"&\",\"D\":\",\",\"V\":\"$\",\"z\":\" \",\"l\":\"~\",\"1\":\"-\",\"m\":\"`\",\"L\":\")\",\"s\":\".\"}", "TAG": "", "MUTEX": "DCR_MUTEX-iylLv5QFGnbwdBpaOQif", "LDTM": false, "DBG": false, "SST": 5, "SMST": 2, "BCS": 0, "AUR": 1, "ASCFG": {"searchpath": "%UsersFolder% - Fast"}, "AS": false, "ASO": false, "AD": false}
Source | Rule | Description | Author | Strings |
---|---|---|---|---|
JoeSecurity_DCRat_3 | Yara detected DCRat | Joe Security | ||
JoeSecurity_DCRat_1 | Yara detected DCRat | Joe Security | ||
JoeSecurity_DCRat_1 | Yara detected DCRat | Joe Security | ||
JoeSecurity_DCRat_3 | Yara detected DCRat | Joe Security | ||
JoeSecurity_DCRat_3 | Yara detected DCRat | Joe Security | ||
Click to see the 34 entries |
⊘No Sigma rule has matched
Timestamp | SID | Severity | Classtype | Source IP | Source Port | Destination IP | Destination Port | Protocol |
---|---|---|---|---|---|---|---|---|
2025-01-08T01:12:01.942170+0100 | 2034194 | 1 | A Network Trojan was detected | 192.168.2.5 | 49704 | 5.101.152.15 | 80 | TCP |
Timestamp | SID | Severity | Classtype | Source IP | Source Port | Destination IP | Destination Port | Protocol |
---|---|---|---|---|---|---|---|---|
2025-01-08T01:12:21.906029+0100 | 2850862 | 1 | Malware Command and Control Activity Detected | 5.101.152.15 | 80 | 192.168.2.5 | 49711 | TCP |
2025-01-08T01:14:29.217016+0100 | 2850862 | 1 | Malware Command and Control Activity Detected | 5.101.152.15 | 80 | 192.168.2.5 | 50003 | TCP |
2025-01-08T01:15:51.152510+0100 | 2850862 | 1 | Malware Command and Control Activity Detected | 5.101.152.15 | 80 | 192.168.2.5 | 50017 | TCP |
Click to jump to signature section
Show All Signature Results
AV Detection |
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Networking |
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