Analysis
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max time kernel
144s -
max time network
147s -
platform
windows10_x64 -
resource
win10v20201028 -
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 2 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 11 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\tmpE95C.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 Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Quotation for T10495.exe.logMD5
0c2899d7c6746f42d5bbe088c777f94c
SHA1622f66c5f7a3c91b28a9f43ce7c6cabadbf514f1
SHA2565b0b99740cadaeff7b9891136644b396941547e20cc7eea646560d0dad5a5458
SHA512ab7a3409ed4b6ca00358330a3aa4ef6de7d81eb21a5e24bb629ef6a7c7c4e2a70ca3accfbc989ed6e495fdb8eb6203a26d6f2a37b2a5809af4276af375b49078
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C:\Users\Admin\AppData\Local\Temp\tmpE95C.tmpMD5
134eee478481bb64e80161d203e93609
SHA1d5cac0bf83a065aedaf02fbcb403cd895f76f75e
SHA25698d54d12ad033d3ff828c5f72b809fac4825b809a4a5365c0e1f98b7c1eee5d2
SHA512d08791bd73d9b4065aa8e11d4de029ae694b42607fb844f07875bd0fd4a73d72c582b605a51e53342db9da08a9da00cc47beee086c849308e2bcfdb6a68ee458
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memory/636-11-0x0000000005AB0000-0x0000000005B5E000-memory.dmpFilesize
696KB
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memory/636-3-0x00000000002B0000-0x00000000002B1000-memory.dmpFilesize
4KB
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memory/636-7-0x0000000004D20000-0x0000000004D21000-memory.dmpFilesize
4KB
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memory/636-8-0x0000000004EB0000-0x0000000004EB1000-memory.dmpFilesize
4KB
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memory/636-9-0x0000000004DC0000-0x0000000004DCE000-memory.dmpFilesize
56KB
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memory/636-10-0x0000000004F60000-0x0000000004F61000-memory.dmpFilesize
4KB
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memory/636-2-0x0000000073190000-0x000000007387E000-memory.dmpFilesize
6.9MB
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memory/636-6-0x0000000004C40000-0x0000000004C41000-memory.dmpFilesize
4KB
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memory/636-5-0x0000000005140000-0x0000000005141000-memory.dmpFilesize
4KB
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memory/2400-12-0x0000000000000000-mapping.dmp
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memory/4056-15-0x00000000004642CE-mapping.dmp
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memory/4056-14-0x0000000000400000-0x000000000046A000-memory.dmpFilesize
424KB
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memory/4056-17-0x0000000073190000-0x000000007387E000-memory.dmpFilesize
6.9MB
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memory/4056-22-0x0000000005900000-0x0000000005901000-memory.dmpFilesize
4KB
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memory/4056-23-0x0000000006B40000-0x0000000006B41000-memory.dmpFilesize
4KB