Analysis
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max time kernel
104s -
max time network
106s -
platform
windows10_x64 -
resource
win10v20201028 -
submitted
23-02-2021 07:27
General
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Target
FOB offer_1164087223_I0133P2100363812.PDF.exe
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Size
3.2MB
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MD5
b10eafcd59bf5d8b5fcaea7175343da7
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SHA1
ba5b3ade8e66f73650eb50ec3ca78695e215e4e9
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SHA256
e2a36e86351414834625d38ab44ba38de9195a28ab9b4445696c98f80fef9e09
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SHA512
a2f30966dcd4e5f0ba8bd6f8bde00b3b0b5904a24ecd60a2e15c69bb73ddbc9b74c3a906400558958f41cc85bb6956f029261551ed3806828e27fd0aace8b556
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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Beds Protector Packer 1 IoCs
Detects Beds Protector packer used to load .NET malware.
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Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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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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Suspicious use of SetThreadContext 1 IoCs
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Suspicious behavior: EnumeratesProcesses 1 IoCs
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Suspicious behavior: RenamesItself 1 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
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Suspicious use of WriteProcessMemory 8 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\FOB offer_1164087223_I0133P2100363812.PDF.exe"C:\Users\Admin\AppData\Local\Temp\FOB offer_1164087223_I0133P2100363812.PDF.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\FOB offer_1164087223_I0133P2100363812.PDF.exe"C:\Users\Admin\AppData\Local\Temp\FOB offer_1164087223_I0133P2100363812.PDF.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\FOB offer_1164087223_I0133P2100363812.PDF.exe.logMD5
b14341c76375fa11bdb0d58f5cfc923b
SHA12e41fc5764a612097daf725cc28fed4fe4845480
SHA2563f88f41f738b9de66e21ed9fdfd2e8defe0e3cff971ad658b424b02b133011f7
SHA5120eaaa0162eed7450bb32e9eec39fbd1d60f9d8f9155deb1160534f80ab125f5ccfd1809dac4bf1f3d0407817c720a17aed5da4606f47382b38096d63022246ae
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memory/1144-6-0x00000000051F0000-0x00000000051F1000-memory.dmpFilesize
4KB
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memory/1144-3-0x0000000000660000-0x0000000000661000-memory.dmpFilesize
4KB
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memory/1144-2-0x0000000073A80000-0x000000007416E000-memory.dmpFilesize
6.9MB
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memory/1144-7-0x00000000054A0000-0x00000000057D0000-memory.dmpFilesize
3.2MB
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memory/1144-8-0x00000000053A0000-0x00000000053A1000-memory.dmpFilesize
4KB
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memory/1144-9-0x00000000051E0000-0x00000000051EF000-memory.dmpFilesize
60KB
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memory/1144-12-0x0000000005490000-0x0000000005491000-memory.dmpFilesize
4KB
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memory/1144-5-0x0000000005800000-0x0000000005801000-memory.dmpFilesize
4KB
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memory/2780-10-0x0000000000400000-0x000000000046A000-memory.dmpFilesize
424KB
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memory/2780-11-0x00000000004644AE-mapping.dmp
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memory/2780-14-0x0000000073A80000-0x000000007416E000-memory.dmpFilesize
6.9MB
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memory/2780-19-0x0000000005530000-0x0000000005531000-memory.dmpFilesize
4KB
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memory/2780-20-0x00000000066F0000-0x00000000066F1000-memory.dmpFilesize
4KB
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memory/2780-22-0x0000000006660000-0x0000000006661000-memory.dmpFilesize
4KB