Windows
Analysis Report
q8b3OisMC4.dll
Overview
General Information
Sample name: | q8b3OisMC4.dllrenamed because original name is a hash value |
Original sample name: | 32046005e88cfc66d46277dc171a8cfe6a724b799ffe65f3c17b9d4398389942.dll |
Analysis ID: | 1579881 |
MD5: | ff39f1530c040e025197a16d8b8f1dfa |
SHA1: | 2eceab6953a4af6b60842f4b002113cf61e9d8d3 |
SHA256: | 32046005e88cfc66d46277dc171a8cfe6a724b799ffe65f3c17b9d4398389942 |
Tags: | dlluser-JAMESWT_MHT |
Infos: | |
Detection
Score: | 52 |
Range: | 0 - 100 |
Whitelisted: | false |
Confidence: | 100% |
Signatures
Classification
- System is w10x64
- loaddll32.exe (PID: 5224 cmdline:
loaddll32. exe "C:\Us ers\user\D esktop\q8b 3OisMC4.dl l" MD5: 51E6071F9CBA48E79F10C84515AAE618) - conhost.exe (PID: 5916 cmdline:
C:\Windows \system32\ conhost.ex e 0xffffff ff -ForceV 1 MD5: 0D698AF330FD17BEE3BF90011D49251D) - cmd.exe (PID: 3416 cmdline:
cmd.exe /C rundll32. exe "C:\Us ers\user\D esktop\q8b 3OisMC4.dl l",#1 MD5: D0FCE3AFA6AA1D58CE9FA336CC2B675B) - rundll32.exe (PID: 1460 cmdline:
rundll32.e xe "C:\Use rs\user\De sktop\q8b3 OisMC4.dll ",#1 MD5: 889B99C52A60DD49227C5E485A016679)
- cleanup
Click to jump to signature section
AV Detection |
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Source: | ReversingLabs: |
Source: | Integrated Neural Analysis Model: |
Source: | Static PE information: |
Source: | Static PE information: |
Source: | Binary or memory string: |
Source: | Static PE information: |
Source: | Classification label: |
Source: | Mutant created: |
Source: | Static PE information: |
Source: | Static file information: |
Source: | Key opened: | Jump to behavior |
Source: | Process created: |
Source: | ReversingLabs: |
Source: | Process created: | |||
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Source: | Process created: | Jump to behavior | ||
Source: | Process created: | Jump to behavior |
Source: | Section loaded: | Jump to behavior | ||
Source: | Section loaded: | Jump to behavior | ||
Source: | Section loaded: | Jump to behavior |
Source: | Static PE information: |
Source: | Static PE information: |
Source: | Process information set: | Jump to behavior |
Source: | Thread injection, dropped files, key value created, disk infection and DNS query: |
Source: | Last function: |
Source: | Thread delayed: | Jump to behavior |
Source: | Thread injection, dropped files, key value created, disk infection and DNS query: |
Source: | Process created: | Jump to behavior |
Reconnaissance | Resource Development | Initial Access | Execution | Persistence | Privilege Escalation | Defense Evasion | Credential Access | Discovery | Lateral Movement | Collection | Command and Control | Exfiltration | Impact |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Gather Victim Identity Information | Acquire Infrastructure | Valid Accounts | Windows Management Instrumentation | 1 DLL Side-Loading | 11 Process Injection | 1 Rundll32 | OS Credential Dumping | 1 Virtualization/Sandbox Evasion | Remote Services | Data from Local System | Data Obfuscation | Exfiltration Over Other Network Medium | Abuse Accessibility Features |
Credentials | Domains | Default Accounts | Scheduled Task/Job | Boot or Logon Initialization Scripts | 1 DLL Side-Loading | 1 Virtualization/Sandbox Evasion | LSASS Memory | 1 System Information Discovery | Remote Desktop Protocol | Data from Removable Media | Junk Data | Exfiltration Over Bluetooth | Network Denial of Service |
Email Addresses | DNS Server | Domain Accounts | At | Logon Script (Windows) | Logon Script (Windows) | 11 Process Injection | Security Account Manager | Query Registry | SMB/Windows Admin Shares | Data from Network Shared Drive | Steganography | Automated Exfiltration | Data Encrypted for Impact |
Employee Names | Virtual Private Server | Local Accounts | Cron | Login Hook | Login Hook | 1 DLL Side-Loading | NTDS | System Network Configuration Discovery | Distributed Component Object Model | Input Capture | Protocol Impersonation | Traffic Duplication | Data Destruction |
This section contains all screenshots as thumbnails, including those not shown in the slideshow.
Source | Detection | Scanner | Label | Link |
---|---|---|---|---|
24% | ReversingLabs | Win32.PUA.Generic |
Name | IP | Active | Malicious | Antivirus Detection | Reputation |
---|---|---|---|---|---|
bg.microsoft.map.fastly.net | 199.232.210.172 | true | false | high | |
fp2e7a.wpc.phicdn.net | 192.229.221.95 | true | false | high |
Joe Sandbox version: | 41.0.0 Charoite |
Analysis ID: | 1579881 |
Start date and time: | 2024-12-23 13:36:32 +01:00 |
Joe Sandbox product: | CloudBasic |
Overall analysis duration: | 0h 4m 54s |
Hypervisor based Inspection enabled: | false |
Report type: | full |
Cookbook file name: | default.jbs |
Analysis system description: | Windows 10 x64 22H2 with Office Professional Plus 2019, Chrome 117, Firefox 118, Adobe Reader DC 23, Java 8 Update 381, 7zip 23.01 |
Run name: | Run with higher sleep bypass |
Number of analysed new started processes analysed: | 21 |
Number of new started drivers analysed: | 0 |
Number of existing processes analysed: | 0 |
Number of existing drivers analysed: | 0 |
Number of injected processes analysed: | 0 |
Technologies: |
|
Analysis Mode: | default |
Analysis stop reason: | Timeout |
Sample name: | q8b3OisMC4.dllrenamed because original name is a hash value |
Original Sample Name: | 32046005e88cfc66d46277dc171a8cfe6a724b799ffe65f3c17b9d4398389942.dll |
Detection: | MAL |
Classification: | mal52.winDLL@6/0@0/0 |
EGA Information: | Failed |
HCA Information: |
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Cookbook Comments: |
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- Exclude process from analysis (whitelisted): dllhost.exe, BackgroundTransferHost.exe, WMIADAP.exe, SIHClient.exe, backgroundTaskHost.exe, svchost.exe
- Excluded IPs from analysis (whitelisted): 20.190.147.9, 20.199.58.43, 2.16.158.171, 13.107.246.63, 4.245.163.56, 20.74.47.205, 150.171.27.10, 2.16.158.90, 23.218.208.109
- Excluded domains from analysis (whitelisted): www.bing.com, client.wns.windows.com, fs.microsoft.com, otelrules.azureedge.net, slscr.update.microsoft.com, ctldl.windowsupdate.com.delivery.microsoft.com, tse1.mm.bing.net, ctldl.windowsupdate.com, g.bing.com, arc.msn.com, fe3cr.delivery.mp.microsoft.com, ocsp.digicert.com, login.live.com, ocsp.edge.digicert.com, wu-b-net.trafficmanager.net
- Not all processes where analyzed, report is missing behavior information
- VT rate limit hit for: q8b3OisMC4.dll
Match | Associated Sample Name / URL | SHA 256 | Detection | Threat Name | Link | Context |
---|---|---|---|---|---|---|
bg.microsoft.map.fastly.net | Get hash | malicious | UltraVNC | Browse |
| |
Get hash | malicious | UltraVNC | Browse |
| ||
Get hash | malicious | UltraVNC | Browse |
| ||
Get hash | malicious | UltraVNC | Browse |
| ||
Get hash | malicious | LockBit ransomware, Metasploit | Browse |
| ||
Get hash | malicious | LockBit ransomware, Metasploit | Browse |
| ||
Get hash | malicious | Unknown | Browse |
| ||
Get hash | malicious | Unknown | Browse |
| ||
Get hash | malicious | LummaC | Browse |
| ||
Get hash | malicious | Unknown | Browse |
| ||
fp2e7a.wpc.phicdn.net | Get hash | malicious | LockBit ransomware, Metasploit | Browse |
| |
Get hash | malicious | LockBit ransomware, Metasploit | Browse |
| ||
Get hash | malicious | Unknown | Browse |
| ||
Get hash | malicious | LummaC | Browse |
| ||
Get hash | malicious | Clipboard Hijacker, Cryptbot | Browse |
| ||
Get hash | malicious | LummaC | Browse |
| ||
Get hash | malicious | LummaC, Stealc | Browse |
| ||
Get hash | malicious | LummaC | Browse |
| ||
Get hash | malicious | Socks5Systemz | Browse |
| ||
Get hash | malicious | Unknown | Browse |
|
File type: | |
Entropy (8bit): | 2.678611790363554 |
TrID: |
|
File name: | q8b3OisMC4.dll |
File size: | 3'584 bytes |
MD5: | ff39f1530c040e025197a16d8b8f1dfa |
SHA1: | 2eceab6953a4af6b60842f4b002113cf61e9d8d3 |
SHA256: | 32046005e88cfc66d46277dc171a8cfe6a724b799ffe65f3c17b9d4398389942 |
SHA512: | 37bae50215cf05d15f2693a2a4ee2bd0ae785ec83f4a69d9561f8e3c8f9b4f109f714e314bc7e585c5556073077d72ab5a2d7d8dc6b91491a0c26d4caf91fb6a |
SSDEEP: | 24:etGSAecGGLoe/iECF/WQqwItu+gnIBUOxDtkZf5BoFWI+ycuZhNBakSvPNnq:6NOLCFuBwIXhiJ52Q1ulBa3tq |
TLSH: | EB71D01A97E8463BF4B70B35AEF3071777B0F8905EB2971E0994021DACA11648D72BB2 |
File Content Preview: | MZ......................@...............................................!..L.!This program cannot be run in DOS mode....$.......PE..L...S.cg...........!.................$... ...@....... ....................................@................................ |
Icon Hash: | 7ae282899bbab082 |
Entrypoint: | 0x1000242e |
Entrypoint Section: | .text |
Digitally signed: | false |
Imagebase: | 0x10000000 |
Subsystem: | windows cui |
Image File Characteristics: | EXECUTABLE_IMAGE, 32BIT_MACHINE, DLL |
DLL Characteristics: | DYNAMIC_BASE, NX_COMPAT, NO_SEH, TERMINAL_SERVER_AWARE |
Time Stamp: | 0x6763F653 [Thu Dec 19 10:32:51 2024 UTC] |
TLS Callbacks: | |
CLR (.Net) Version: | |
OS Version Major: | 4 |
OS Version Minor: | 0 |
File Version Major: | 4 |
File Version Minor: | 0 |
Subsystem Version Major: | 4 |
Subsystem Version Minor: | 0 |
Import Hash: | dae02f32a21e03ce65412f6e56942daa |
Instruction |
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Name | Virtual Address | Virtual Size | Is in Section |
---|---|---|---|
IMAGE_DIRECTORY_ENTRY_EXPORT | 0x0 | 0x0 | |
IMAGE_DIRECTORY_ENTRY_IMPORT | 0x23e0 | 0x4b | .text |
IMAGE_DIRECTORY_ENTRY_RESOURCE | 0x4000 | 0x2a8 | .rsrc |
IMAGE_DIRECTORY_ENTRY_EXCEPTION | 0x0 | 0x0 | |
IMAGE_DIRECTORY_ENTRY_SECURITY | 0x0 | 0x0 | |
IMAGE_DIRECTORY_ENTRY_BASERELOC | 0x6000 | 0xc | .reloc |
IMAGE_DIRECTORY_ENTRY_DEBUG | 0x0 | 0x0 | |
IMAGE_DIRECTORY_ENTRY_COPYRIGHT | 0x0 | 0x0 | |
IMAGE_DIRECTORY_ENTRY_GLOBALPTR | 0x0 | 0x0 | |
IMAGE_DIRECTORY_ENTRY_TLS | 0x0 | 0x0 | |
IMAGE_DIRECTORY_ENTRY_LOAD_CONFIG | 0x0 | 0x0 | |
IMAGE_DIRECTORY_ENTRY_BOUND_IMPORT | 0x0 | 0x0 | |
IMAGE_DIRECTORY_ENTRY_IAT | 0x2000 | 0x8 | .text |
IMAGE_DIRECTORY_ENTRY_DELAY_IMPORT | 0x0 | 0x0 | |
IMAGE_DIRECTORY_ENTRY_COM_DESCRIPTOR | 0x2008 | 0x48 | .text |
IMAGE_DIRECTORY_ENTRY_RESERVED | 0x0 | 0x0 |
Name | Virtual Address | Virtual Size | Raw Size | MD5 | Xored PE | ZLIB Complexity | File Type | Entropy | Characteristics |
---|---|---|---|---|---|---|---|---|---|
.text | 0x2000 | 0x434 | 0x600 | a96b3e2495c3d5484e0b71320d394b5b | False | 0.421875 | data | 3.490696057791437 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ |
.rsrc | 0x4000 | 0x2a8 | 0x400 | e8460fdb8bc4b564d15d7ba6206540d2 | False | 0.30078125 | data | 2.1824153552486365 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ |
.reloc | 0x6000 | 0xc | 0x200 | 31673aeba85e953e17206aff0d158d84 | False | 0.044921875 | data | 0.08153941234324169 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ |
Name | RVA | Size | Type | Language | Country | ZLIB Complexity |
---|---|---|---|---|---|---|
RT_VERSION | 0x4058 | 0x24c | data | 0.4710884353741497 |
DLL | Import |
---|---|
mscoree.dll | _CorDllMain |
Timestamp | Source IP | Dest IP | Trans ID | Reply Code | Name | CName | Address | Type | Class | DNS over HTTPS |
---|---|---|---|---|---|---|---|---|---|---|
Dec 23, 2024 13:37:21.213625908 CET | 1.1.1.1 | 192.168.2.6 | 0x34b4 | No error (0) | fp2e7a.wpc.phicdn.net | CNAME (Canonical name) | IN (0x0001) | false | ||
Dec 23, 2024 13:37:21.213625908 CET | 1.1.1.1 | 192.168.2.6 | 0x34b4 | No error (0) | 192.229.221.95 | A (IP address) | IN (0x0001) | false | ||
Dec 23, 2024 13:37:23.546446085 CET | 1.1.1.1 | 192.168.2.6 | 0xe30a | No error (0) | 199.232.210.172 | A (IP address) | IN (0x0001) | false | ||
Dec 23, 2024 13:37:23.546446085 CET | 1.1.1.1 | 192.168.2.6 | 0xe30a | No error (0) | 199.232.214.172 | A (IP address) | IN (0x0001) | false |
Click to jump to process
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Target ID: | 0 |
Start time: | 07:37:24 |
Start date: | 23/12/2024 |
Path: | C:\Windows\System32\loaddll32.exe |
Wow64 process (32bit): | true |
Commandline: | |
Imagebase: | 0x590000 |
File size: | 126'464 bytes |
MD5 hash: | 51E6071F9CBA48E79F10C84515AAE618 |
Has elevated privileges: | true |
Has administrator privileges: | true |
Programmed in: | C, C++ or other language |
Reputation: | high |
Has exited: | true |
Target ID: | 2 |
Start time: | 07:37:24 |
Start date: | 23/12/2024 |
Path: | C:\Windows\System32\conhost.exe |
Wow64 process (32bit): | false |
Commandline: | |
Imagebase: | 0x7ff66e660000 |
File size: | 862'208 bytes |
MD5 hash: | 0D698AF330FD17BEE3BF90011D49251D |
Has elevated privileges: | true |
Has administrator privileges: | true |
Programmed in: | C, C++ or other language |
Reputation: | high |
Has exited: | true |
Target ID: | 3 |
Start time: | 07:37:24 |
Start date: | 23/12/2024 |
Path: | C:\Windows\SysWOW64\cmd.exe |
Wow64 process (32bit): | true |
Commandline: | |
Imagebase: | 0x1c0000 |
File size: | 236'544 bytes |
MD5 hash: | D0FCE3AFA6AA1D58CE9FA336CC2B675B |
Has elevated privileges: | true |
Has administrator privileges: | true |
Programmed in: | C, C++ or other language |
Reputation: | high |
Has exited: | true |
Target ID: | 4 |
Start time: | 07:37:24 |
Start date: | 23/12/2024 |
Path: | C:\Windows\SysWOW64\rundll32.exe |
Wow64 process (32bit): | true |
Commandline: | |
Imagebase: | 0x730000 |
File size: | 61'440 bytes |
MD5 hash: | 889B99C52A60DD49227C5E485A016679 |
Has elevated privileges: | true |
Has administrator privileges: | true |
Programmed in: | C, C++ or other language |
Reputation: | high |
Has exited: | true |