Analysis
- max time kernel
121s - max time network
124s - platform
windows10_x64 - resource
win10-en-20211208 - submitted
09/12/2021, 06:38
General
- Target 0af8a5200a7feeb99bbe1bdef623fed6.exe
- Size 571KB
- Sample211209-hd3d8sccaj
- SHA256 a6740774021dfeab0ec2c6bf596ff9efda841c6e7d4af43a999a372fa4cb22d6
Malware Config
Extracted
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snakekeylogger
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Protocol
smtp
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Host
mail.jhllogistic.com
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Port
26
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Username
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Password
jhlsunny168
Signatures
- Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
- Snake Keylogger Payload 3 IoCs
- 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 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 14 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of WriteProcessMemory 17 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\0af8a5200a7feeb99bbe1bdef623fed6.exe"C:\Users\Admin\AppData\Local\Temp\0af8a5200a7feeb99bbe1bdef623fed6.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\UvSdjoXkA.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\UvSdjoXkA" /XML "C:\Users\Admin\AppData\Local\Temp\tmpB3.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\0af8a5200a7feeb99bbe1bdef623fed6.exe"C:\Users\Admin\AppData\Local\Temp\0af8a5200a7feeb99bbe1bdef623fed6.exe"2⤵
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C:\Users\Admin\AppData\Local\Temp\0af8a5200a7feeb99bbe1bdef623fed6.exe"C:\Users\Admin\AppData\Local\Temp\0af8a5200a7feeb99bbe1bdef623fed6.exe"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
Loading Replay Monitor...
Downloads
memory/1656-140-0x0000000007342000-0x0000000007343000-memory.dmp
memory/1656-242-0x0000000007343000-0x0000000007344000-memory.dmp
memory/1656-241-0x000000007E250000-0x000000007E251000-memory.dmp
memory/1656-174-0x0000000009C80000-0x0000000009C81000-memory.dmp
memory/1656-173-0x0000000009AC0000-0x0000000009AC1000-memory.dmp
memory/1656-168-0x0000000009750000-0x0000000009751000-memory.dmp
memory/1656-161-0x0000000009770000-0x00000000097A3000-memory.dmp
memory/1656-152-0x0000000004C70000-0x0000000004C71000-memory.dmp
memory/1656-127-0x0000000004C70000-0x0000000004C71000-memory.dmp
memory/1656-128-0x0000000004C70000-0x0000000004C71000-memory.dmp
memory/1656-129-0x0000000004DB0000-0x0000000004DB1000-memory.dmp
memory/1656-151-0x00000000088E0000-0x00000000088E1000-memory.dmp
memory/1656-131-0x0000000007980000-0x0000000007981000-memory.dmp
memory/1656-148-0x0000000008AC0000-0x0000000008AC1000-memory.dmp
memory/1656-146-0x0000000008140000-0x0000000008141000-memory.dmp
memory/1656-145-0x00000000081A0000-0x00000000081A1000-memory.dmp
memory/1656-144-0x00000000078A0000-0x00000000078A1000-memory.dmp
memory/1656-139-0x0000000007340000-0x0000000007341000-memory.dmp
memory/1656-143-0x00000000080B0000-0x00000000080B1000-memory.dmp
memory/1656-142-0x0000000007800000-0x0000000007801000-memory.dmp
memory/1816-141-0x0000000005230000-0x000000000572E000-memory.dmp
memory/1816-147-0x0000000006480000-0x0000000006481000-memory.dmp
memory/1816-132-0x0000000000400000-0x0000000000426000-memory.dmp
memory/3724-124-0x00000000057E0000-0x000000000582C000-memory.dmp
memory/3724-119-0x0000000004A50000-0x0000000004F4E000-memory.dmp
memory/3724-117-0x0000000004F50000-0x0000000004F51000-memory.dmp
memory/3724-115-0x0000000000010000-0x0000000000011000-memory.dmp
memory/3724-118-0x0000000004A50000-0x0000000004A51000-memory.dmp
memory/3724-123-0x0000000005830000-0x0000000005831000-memory.dmp
memory/3724-122-0x0000000004EB0000-0x0000000004EB1000-memory.dmp
memory/3724-121-0x0000000004BF0000-0x0000000004BF8000-memory.dmp
memory/3724-120-0x0000000004A20000-0x0000000004A21000-memory.dmp