Analysis
- max time kernel
90s - max time network
149s - platform
windows10-2004_x64 - resource
win10v2004-20220901-en - resource tags
- submitted
10/01/2023, 03:28
General
- Target SecuriteInfo.com.Trojan.Olock.1.25940.17118.exe
- Size 704KB
- Sample230110-d1bskseg2x
- SHA256 bbeb2bc4ebccbf94ad87dd8f650d4b9e2b9dc65b0fe9e785a44a4f8e464b575e
Malware Config
Extracted
-
snakekeylogger
-
https://api.telegram.org/bot5412042498:AAH4OVSAlB-9yvO0MxObTPVF8mPej6Ln4M4/sendMessage?chat_id=5573520537
Signatures
- Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
- Snake Keylogger payload 1 IoCs
- Disables RegEdit via registry modification 1 IoCs
- Disables Task Manager via registry modification
- Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
- Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
- Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Suspicious use of SetThreadContext 1 IoCs
- Modifies registry key 1 TTPs 1 IoCs
- Suspicious behavior: EnumeratesProcesses 8 IoCs
- Suspicious behavior: RenamesItself 1 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 14 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.Olock.1.25940.17118.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.Olock.1.25940.17118.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.Olock.1.25940.17118.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.Olock.1.25940.17118.exe"2⤵
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.Olock.1.25940.17118.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.Olock.1.25940.17118.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
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C:\Windows\SysWOW64\REG.exeREG add HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System /v DisableRegistryTools /t REG_DWORD /d 1 /f3⤵
- Disables RegEdit via registry modification
- Modifies registry key
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
SecuriteInfo.com.Trojan.Olock.1.25940.17118.exe.log
memory/3516-142-0x0000000000400000-0x0000000000426000-memory.dmp
memory/3516-145-0x0000000006FC0000-0x0000000007182000-memory.dmp
memory/5028-135-0x00000000004F0000-0x00000000005A6000-memory.dmp
memory/5028-136-0x00000000055F0000-0x0000000005B94000-memory.dmp
memory/5028-137-0x0000000004F40000-0x0000000004FD2000-memory.dmp
memory/5028-138-0x0000000004FE0000-0x0000000004FEA000-memory.dmp
memory/5028-139-0x0000000007750000-0x00000000077EC000-memory.dmp