Analysis
- max time kernel
137s - max time network
164s - platform
windows10-2004_x64 - resource
win10v2004-en-20220113 - submitted
22/03/2022, 17:21
General
- Target liqefe_03817_026.exe
- Size 778KB
- Sample220322-vw11cacgem
- SHA256 f564847c393506ca4a129e84f1cf88b1e53ea9fbd58f4e24418add48a1e1b0fc
Malware Config
Extracted
-
snakekeylogger
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Protocol
smtp
-
Host
mail.hotelfundador.com
-
Port
587
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Username
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Password
ho35154
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Email to
Signatures
- Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
- Snake Keylogger Payload 2 IoCs
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
- Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Suspicious use of SetThreadContext 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 1 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 11 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\liqefe_03817_026.exe"C:\Users\Admin\AppData\Local\Temp\liqefe_03817_026.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\KQKCJJBhtbPGrS" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE915.tmp"2⤵
- Creates scheduled task(s)
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"{path}"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/1704-138-0x0000000000400000-0x0000000000426000-memory.dmp
memory/1704-139-0x0000000006500000-0x00000000066C2000-memory.dmp
memory/1704-140-0x0000000074E20000-0x00000000755D0000-memory.dmp
memory/1704-141-0x00000000052A0000-0x0000000005844000-memory.dmp
memory/3272-130-0x0000000074E20000-0x00000000755D0000-memory.dmp
memory/3272-131-0x0000000000930000-0x00000000009FA000-memory.dmp
memory/3272-132-0x0000000005850000-0x0000000005DF4000-memory.dmp
memory/3272-133-0x0000000005380000-0x0000000005412000-memory.dmp
memory/3272-134-0x0000000005420000-0x00000000054BC000-memory.dmp
memory/3272-135-0x0000000005360000-0x000000000536A000-memory.dmp
memory/3272-136-0x00000000052A0000-0x0000000005844000-memory.dmp