Analysis
- max time kernel
118s - max time network
152s - platform
windows7_x64 - resource
win7-20230831-en - resource tags
- submitted
21/09/2023, 05:53
General
- Target AWB 5331810761 DOCS.exe
- Size 558KB
- Sample230921-glb2ksff49
- SHA256 96ea4265a04a7c823bc0a2d69bd32f60e2444560514e432300f54188170de56c
Malware Config
Extracted
-
snakekeylogger
-
https://api.telegram.org/bot6374308981:AAFJV8dSpWlDNEsEiQsLhSk26tafVqeXISw/sendMessage?chat_id=6518133154
Signatures
- Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
- Snake Keylogger payload 6 IoCs
- 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
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- 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 4 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 17 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\AWB 5331810761 DOCS.exe"C:\Users\Admin\AppData\Local\Temp\AWB 5331810761 DOCS.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\jWbdBRIGqFJ" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE60B.tmp"2⤵
- Creates scheduled task(s)
-
-
C:\Users\Admin\AppData\Local\Temp\AWB 5331810761 DOCS.exe"{path}"2⤵
-
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C:\Users\Admin\AppData\Local\Temp\AWB 5331810761 DOCS.exe"{path}"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
tmpE60B.tmp
memory/2016-0-0x0000000001050000-0x00000000010E2000-memory.dmp
memory/2016-1-0x00000000740D0000-0x00000000747BE000-memory.dmp
memory/2016-2-0x0000000000F30000-0x0000000000F70000-memory.dmp
memory/2016-3-0x0000000000680000-0x000000000068C000-memory.dmp
memory/2016-4-0x00000000740D0000-0x00000000747BE000-memory.dmp
memory/2016-5-0x0000000000F30000-0x0000000000F70000-memory.dmp
memory/2016-6-0x0000000005240000-0x00000000052B4000-memory.dmp
memory/2016-7-0x0000000000BD0000-0x0000000000BF6000-memory.dmp
memory/2016-22-0x00000000740D0000-0x00000000747BE000-memory.dmp
memory/2712-12-0x0000000000400000-0x0000000000424000-memory.dmp
memory/2712-11-0x0000000000400000-0x0000000000424000-memory.dmp
memory/2712-14-0x0000000000400000-0x0000000000424000-memory.dmp
memory/2712-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2712-17-0x0000000000400000-0x0000000000424000-memory.dmp
memory/2712-19-0x0000000000400000-0x0000000000424000-memory.dmp
memory/2712-21-0x0000000000400000-0x0000000000424000-memory.dmp
memory/2712-23-0x00000000740D0000-0x00000000747BE000-memory.dmp
memory/2712-13-0x0000000000400000-0x0000000000424000-memory.dmp
memory/2712-24-0x0000000004B40000-0x0000000004B80000-memory.dmp
memory/2712-25-0x00000000740D0000-0x00000000747BE000-memory.dmp
memory/2712-26-0x0000000004B40000-0x0000000004B80000-memory.dmp