Analysis
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max time kernel
49s -
max time network
147s -
platform
windows7_x64 -
resource
win7v20201028 -
submitted
25-01-2021 14:29
General
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Target
Quotation for T10495.exe
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Size
839KB
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MD5
d892c2e082b3661fd12780ff6112f012
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SHA1
173e58e5fc2e1db19e71b1f94d0583304a20d325
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SHA256
1fbdb4d5cc70b77728853bf7dd9c53b8f2cd49055503be07ea3a13e7459757c7
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SHA512
ca97cbec9c37bc512b46462d81347cf6b628b62bf5dbfe9a2115d1c9d548f6d935383b1cb0e612c5f5e28e294414d2f628c605134f0288c867f46427d8899d7b
Malware Config
Signatures
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Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
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Snake Keylogger Payload 3 IoCs
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Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious use of SetThreadContext 1 IoCs
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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious behavior: EnumeratesProcesses 1 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
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Suspicious use of WriteProcessMemory 13 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\Quotation for T10495.exe"C:\Users\Admin\AppData\Local\Temp\Quotation for T10495.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\fcFXZHSqEE" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9EA0.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\Quotation for T10495.exe"{path}"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\tmp9EA0.tmpMD5
a04a0afce98a8c3711de3d7c2acb8a19
SHA1d85a109ba91a813b6c854517cb02e8210175be52
SHA2565043795eaf3e9413488071a43c423dcb71aadab84794439b27e4b0b0e0a780e0
SHA512ee938b4b848355a966565750ab7b62ca63c9df1eb51301d1a4921c1b76112f78dbcda3425b25675913ee71c86e0a74101e903caeb3e1d7e65f1a9975200eaf9c
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memory/268-10-0x0000000000400000-0x000000000046A000-memory.dmpFilesize
424KB
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memory/268-11-0x00000000004642CE-mapping.dmp
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memory/268-12-0x0000000074320000-0x0000000074A0E000-memory.dmpFilesize
6.9MB
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memory/268-13-0x0000000000400000-0x000000000046A000-memory.dmpFilesize
424KB
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memory/268-15-0x0000000001330000-0x0000000001331000-memory.dmpFilesize
4KB
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memory/1588-8-0x0000000000000000-mapping.dmp
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memory/1888-2-0x0000000074320000-0x0000000074A0E000-memory.dmpFilesize
6.9MB
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memory/1888-3-0x00000000013A0000-0x00000000013A1000-memory.dmpFilesize
4KB
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memory/1888-5-0x00000000004C0000-0x00000000004CE000-memory.dmpFilesize
56KB
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memory/1888-6-0x0000000004D20000-0x0000000004D21000-memory.dmpFilesize
4KB
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memory/1888-7-0x0000000005540000-0x00000000055EE000-memory.dmpFilesize
696KB