Analysis
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max time kernel
8s -
max time network
10s -
platform
windows7_x64 -
resource
win7v20201028 -
submitted
27-02-2021 17:15
Static task
static1
Behavioral task
behavioral1
Sample
8fa54f34379027ebadf3e3d3e711848fbfaae81b62cd98ace53e7c6e9d3b7669.exe
Resource
win7v20201028
General
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Target
8fa54f34379027ebadf3e3d3e711848fbfaae81b62cd98ace53e7c6e9d3b7669.exe
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Size
161KB
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MD5
a5869c40182110572a1faa8ff9bcdd34
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SHA1
567380f4b214c0d7c1eb19b81054e406ff3c84cd
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SHA256
8fa54f34379027ebadf3e3d3e711848fbfaae81b62cd98ace53e7c6e9d3b7669
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SHA512
9cc551d2be901d7ed00ab0901e1c345c86ba2bb1a23a94bf6a26ca00c29de9d4a483186a626e67082a863992fcd89736c73101765f2bf5a1a9dc83a5c797a76b
Malware Config
Signatures
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Deletes itself 1 IoCs
Processes:
cmd.exepid process 1440 cmd.exe -
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 web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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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 AdjustPrivilegeToken 32 IoCs
Processes:
8fa54f34379027ebadf3e3d3e711848fbfaae81b62cd98ace53e7c6e9d3b7669.exedescription pid process Token: SeImpersonatePrivilege 644 8fa54f34379027ebadf3e3d3e711848fbfaae81b62cd98ace53e7c6e9d3b7669.exe Token: SeTcbPrivilege 644 8fa54f34379027ebadf3e3d3e711848fbfaae81b62cd98ace53e7c6e9d3b7669.exe Token: SeChangeNotifyPrivilege 644 8fa54f34379027ebadf3e3d3e711848fbfaae81b62cd98ace53e7c6e9d3b7669.exe Token: SeCreateTokenPrivilege 644 8fa54f34379027ebadf3e3d3e711848fbfaae81b62cd98ace53e7c6e9d3b7669.exe Token: SeBackupPrivilege 644 8fa54f34379027ebadf3e3d3e711848fbfaae81b62cd98ace53e7c6e9d3b7669.exe Token: SeRestorePrivilege 644 8fa54f34379027ebadf3e3d3e711848fbfaae81b62cd98ace53e7c6e9d3b7669.exe Token: SeIncreaseQuotaPrivilege 644 8fa54f34379027ebadf3e3d3e711848fbfaae81b62cd98ace53e7c6e9d3b7669.exe Token: SeAssignPrimaryTokenPrivilege 644 8fa54f34379027ebadf3e3d3e711848fbfaae81b62cd98ace53e7c6e9d3b7669.exe Token: SeImpersonatePrivilege 644 8fa54f34379027ebadf3e3d3e711848fbfaae81b62cd98ace53e7c6e9d3b7669.exe Token: SeTcbPrivilege 644 8fa54f34379027ebadf3e3d3e711848fbfaae81b62cd98ace53e7c6e9d3b7669.exe Token: SeChangeNotifyPrivilege 644 8fa54f34379027ebadf3e3d3e711848fbfaae81b62cd98ace53e7c6e9d3b7669.exe Token: SeCreateTokenPrivilege 644 8fa54f34379027ebadf3e3d3e711848fbfaae81b62cd98ace53e7c6e9d3b7669.exe Token: SeBackupPrivilege 644 8fa54f34379027ebadf3e3d3e711848fbfaae81b62cd98ace53e7c6e9d3b7669.exe Token: SeRestorePrivilege 644 8fa54f34379027ebadf3e3d3e711848fbfaae81b62cd98ace53e7c6e9d3b7669.exe Token: SeIncreaseQuotaPrivilege 644 8fa54f34379027ebadf3e3d3e711848fbfaae81b62cd98ace53e7c6e9d3b7669.exe Token: SeAssignPrimaryTokenPrivilege 644 8fa54f34379027ebadf3e3d3e711848fbfaae81b62cd98ace53e7c6e9d3b7669.exe Token: SeImpersonatePrivilege 644 8fa54f34379027ebadf3e3d3e711848fbfaae81b62cd98ace53e7c6e9d3b7669.exe Token: SeTcbPrivilege 644 8fa54f34379027ebadf3e3d3e711848fbfaae81b62cd98ace53e7c6e9d3b7669.exe Token: SeChangeNotifyPrivilege 644 8fa54f34379027ebadf3e3d3e711848fbfaae81b62cd98ace53e7c6e9d3b7669.exe Token: SeCreateTokenPrivilege 644 8fa54f34379027ebadf3e3d3e711848fbfaae81b62cd98ace53e7c6e9d3b7669.exe Token: SeBackupPrivilege 644 8fa54f34379027ebadf3e3d3e711848fbfaae81b62cd98ace53e7c6e9d3b7669.exe Token: SeRestorePrivilege 644 8fa54f34379027ebadf3e3d3e711848fbfaae81b62cd98ace53e7c6e9d3b7669.exe Token: SeIncreaseQuotaPrivilege 644 8fa54f34379027ebadf3e3d3e711848fbfaae81b62cd98ace53e7c6e9d3b7669.exe Token: SeAssignPrimaryTokenPrivilege 644 8fa54f34379027ebadf3e3d3e711848fbfaae81b62cd98ace53e7c6e9d3b7669.exe Token: SeImpersonatePrivilege 644 8fa54f34379027ebadf3e3d3e711848fbfaae81b62cd98ace53e7c6e9d3b7669.exe Token: SeTcbPrivilege 644 8fa54f34379027ebadf3e3d3e711848fbfaae81b62cd98ace53e7c6e9d3b7669.exe Token: SeChangeNotifyPrivilege 644 8fa54f34379027ebadf3e3d3e711848fbfaae81b62cd98ace53e7c6e9d3b7669.exe Token: SeCreateTokenPrivilege 644 8fa54f34379027ebadf3e3d3e711848fbfaae81b62cd98ace53e7c6e9d3b7669.exe Token: SeBackupPrivilege 644 8fa54f34379027ebadf3e3d3e711848fbfaae81b62cd98ace53e7c6e9d3b7669.exe Token: SeRestorePrivilege 644 8fa54f34379027ebadf3e3d3e711848fbfaae81b62cd98ace53e7c6e9d3b7669.exe Token: SeIncreaseQuotaPrivilege 644 8fa54f34379027ebadf3e3d3e711848fbfaae81b62cd98ace53e7c6e9d3b7669.exe Token: SeAssignPrimaryTokenPrivilege 644 8fa54f34379027ebadf3e3d3e711848fbfaae81b62cd98ace53e7c6e9d3b7669.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
8fa54f34379027ebadf3e3d3e711848fbfaae81b62cd98ace53e7c6e9d3b7669.exedescription pid process target process PID 644 wrote to memory of 1440 644 8fa54f34379027ebadf3e3d3e711848fbfaae81b62cd98ace53e7c6e9d3b7669.exe cmd.exe PID 644 wrote to memory of 1440 644 8fa54f34379027ebadf3e3d3e711848fbfaae81b62cd98ace53e7c6e9d3b7669.exe cmd.exe PID 644 wrote to memory of 1440 644 8fa54f34379027ebadf3e3d3e711848fbfaae81b62cd98ace53e7c6e9d3b7669.exe cmd.exe PID 644 wrote to memory of 1440 644 8fa54f34379027ebadf3e3d3e711848fbfaae81b62cd98ace53e7c6e9d3b7669.exe cmd.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\8fa54f34379027ebadf3e3d3e711848fbfaae81b62cd98ace53e7c6e9d3b7669.exe"C:\Users\Admin\AppData\Local\Temp\8fa54f34379027ebadf3e3d3e711848fbfaae81b62cd98ace53e7c6e9d3b7669.exe"1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\259273162.bat" "C:\Users\Admin\AppData\Local\Temp\8fa54f34379027ebadf3e3d3e711848fbfaae81b62cd98ace53e7c6e9d3b7669.exe" "2⤵
- Deletes itself
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\259273162.batMD5
3880eeb1c736d853eb13b44898b718ab
SHA14eec9d50360cd815211e3c4e6bdd08271b6ec8e6
SHA256936d9411d5226b7c5a150ecaf422987590a8870c8e095e1caa072273041a86e7
SHA5123eaa3dddd7a11942e75acd44208fbe3d3ff8f4006951cd970fb9ab748c160739409803450d28037e577443504707fc310c634e9dc54d0c25e8cfe6094f017c6b
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memory/644-2-0x00000000765E1000-0x00000000765E3000-memory.dmpFilesize
8KB
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memory/1324-3-0x000007FEF6350000-0x000007FEF65CA000-memory.dmpFilesize
2.5MB
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memory/1440-4-0x0000000000000000-mapping.dmp