Analysis
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max time kernel
7s -
max time network
14s -
platform
windows7_x64 -
resource
win7v20201028 -
submitted
27-02-2021 18:16
Static task
static1
Behavioral task
behavioral1
Sample
43ccbf07bb810d3af85269c501db749ee8c59115e05c51f4a2836b12f7db5af3.exe
Resource
win7v20201028
General
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Target
43ccbf07bb810d3af85269c501db749ee8c59115e05c51f4a2836b12f7db5af3.exe
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Size
161KB
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MD5
01f13d6540c9e0e08082ef834a019120
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SHA1
ff0215a1977fbc2da37ec51b68b90696109af7b6
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SHA256
43ccbf07bb810d3af85269c501db749ee8c59115e05c51f4a2836b12f7db5af3
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SHA512
b2caf40a0b1109221d14ae8e141e28336741eccf69dee696e030d35e356f313b16931769c0cd79c25d26049b73ada4488d0565ad876588bdf4f1bcb9deda7ceb
Malware Config
Signatures
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Deletes itself 1 IoCs
Processes:
cmd.exepid process 1648 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:
43ccbf07bb810d3af85269c501db749ee8c59115e05c51f4a2836b12f7db5af3.exedescription pid process Token: SeImpersonatePrivilege 1684 43ccbf07bb810d3af85269c501db749ee8c59115e05c51f4a2836b12f7db5af3.exe Token: SeTcbPrivilege 1684 43ccbf07bb810d3af85269c501db749ee8c59115e05c51f4a2836b12f7db5af3.exe Token: SeChangeNotifyPrivilege 1684 43ccbf07bb810d3af85269c501db749ee8c59115e05c51f4a2836b12f7db5af3.exe Token: SeCreateTokenPrivilege 1684 43ccbf07bb810d3af85269c501db749ee8c59115e05c51f4a2836b12f7db5af3.exe Token: SeBackupPrivilege 1684 43ccbf07bb810d3af85269c501db749ee8c59115e05c51f4a2836b12f7db5af3.exe Token: SeRestorePrivilege 1684 43ccbf07bb810d3af85269c501db749ee8c59115e05c51f4a2836b12f7db5af3.exe Token: SeIncreaseQuotaPrivilege 1684 43ccbf07bb810d3af85269c501db749ee8c59115e05c51f4a2836b12f7db5af3.exe Token: SeAssignPrimaryTokenPrivilege 1684 43ccbf07bb810d3af85269c501db749ee8c59115e05c51f4a2836b12f7db5af3.exe Token: SeImpersonatePrivilege 1684 43ccbf07bb810d3af85269c501db749ee8c59115e05c51f4a2836b12f7db5af3.exe Token: SeTcbPrivilege 1684 43ccbf07bb810d3af85269c501db749ee8c59115e05c51f4a2836b12f7db5af3.exe Token: SeChangeNotifyPrivilege 1684 43ccbf07bb810d3af85269c501db749ee8c59115e05c51f4a2836b12f7db5af3.exe Token: SeCreateTokenPrivilege 1684 43ccbf07bb810d3af85269c501db749ee8c59115e05c51f4a2836b12f7db5af3.exe Token: SeBackupPrivilege 1684 43ccbf07bb810d3af85269c501db749ee8c59115e05c51f4a2836b12f7db5af3.exe Token: SeRestorePrivilege 1684 43ccbf07bb810d3af85269c501db749ee8c59115e05c51f4a2836b12f7db5af3.exe Token: SeIncreaseQuotaPrivilege 1684 43ccbf07bb810d3af85269c501db749ee8c59115e05c51f4a2836b12f7db5af3.exe Token: SeAssignPrimaryTokenPrivilege 1684 43ccbf07bb810d3af85269c501db749ee8c59115e05c51f4a2836b12f7db5af3.exe Token: SeImpersonatePrivilege 1684 43ccbf07bb810d3af85269c501db749ee8c59115e05c51f4a2836b12f7db5af3.exe Token: SeTcbPrivilege 1684 43ccbf07bb810d3af85269c501db749ee8c59115e05c51f4a2836b12f7db5af3.exe Token: SeChangeNotifyPrivilege 1684 43ccbf07bb810d3af85269c501db749ee8c59115e05c51f4a2836b12f7db5af3.exe Token: SeCreateTokenPrivilege 1684 43ccbf07bb810d3af85269c501db749ee8c59115e05c51f4a2836b12f7db5af3.exe Token: SeBackupPrivilege 1684 43ccbf07bb810d3af85269c501db749ee8c59115e05c51f4a2836b12f7db5af3.exe Token: SeRestorePrivilege 1684 43ccbf07bb810d3af85269c501db749ee8c59115e05c51f4a2836b12f7db5af3.exe Token: SeIncreaseQuotaPrivilege 1684 43ccbf07bb810d3af85269c501db749ee8c59115e05c51f4a2836b12f7db5af3.exe Token: SeAssignPrimaryTokenPrivilege 1684 43ccbf07bb810d3af85269c501db749ee8c59115e05c51f4a2836b12f7db5af3.exe Token: SeImpersonatePrivilege 1684 43ccbf07bb810d3af85269c501db749ee8c59115e05c51f4a2836b12f7db5af3.exe Token: SeTcbPrivilege 1684 43ccbf07bb810d3af85269c501db749ee8c59115e05c51f4a2836b12f7db5af3.exe Token: SeChangeNotifyPrivilege 1684 43ccbf07bb810d3af85269c501db749ee8c59115e05c51f4a2836b12f7db5af3.exe Token: SeCreateTokenPrivilege 1684 43ccbf07bb810d3af85269c501db749ee8c59115e05c51f4a2836b12f7db5af3.exe Token: SeBackupPrivilege 1684 43ccbf07bb810d3af85269c501db749ee8c59115e05c51f4a2836b12f7db5af3.exe Token: SeRestorePrivilege 1684 43ccbf07bb810d3af85269c501db749ee8c59115e05c51f4a2836b12f7db5af3.exe Token: SeIncreaseQuotaPrivilege 1684 43ccbf07bb810d3af85269c501db749ee8c59115e05c51f4a2836b12f7db5af3.exe Token: SeAssignPrimaryTokenPrivilege 1684 43ccbf07bb810d3af85269c501db749ee8c59115e05c51f4a2836b12f7db5af3.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
43ccbf07bb810d3af85269c501db749ee8c59115e05c51f4a2836b12f7db5af3.exedescription pid process target process PID 1684 wrote to memory of 1648 1684 43ccbf07bb810d3af85269c501db749ee8c59115e05c51f4a2836b12f7db5af3.exe cmd.exe PID 1684 wrote to memory of 1648 1684 43ccbf07bb810d3af85269c501db749ee8c59115e05c51f4a2836b12f7db5af3.exe cmd.exe PID 1684 wrote to memory of 1648 1684 43ccbf07bb810d3af85269c501db749ee8c59115e05c51f4a2836b12f7db5af3.exe cmd.exe PID 1684 wrote to memory of 1648 1684 43ccbf07bb810d3af85269c501db749ee8c59115e05c51f4a2836b12f7db5af3.exe cmd.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\43ccbf07bb810d3af85269c501db749ee8c59115e05c51f4a2836b12f7db5af3.exe"C:\Users\Admin\AppData\Local\Temp\43ccbf07bb810d3af85269c501db749ee8c59115e05c51f4a2836b12f7db5af3.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\259269792.bat" "C:\Users\Admin\AppData\Local\Temp\43ccbf07bb810d3af85269c501db749ee8c59115e05c51f4a2836b12f7db5af3.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\259269792.batMD5
3880eeb1c736d853eb13b44898b718ab
SHA14eec9d50360cd815211e3c4e6bdd08271b6ec8e6
SHA256936d9411d5226b7c5a150ecaf422987590a8870c8e095e1caa072273041a86e7
SHA5123eaa3dddd7a11942e75acd44208fbe3d3ff8f4006951cd970fb9ab748c160739409803450d28037e577443504707fc310c634e9dc54d0c25e8cfe6094f017c6b
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memory/1352-3-0x000007FEF7C10000-0x000007FEF7E8A000-memory.dmpFilesize
2.5MB
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memory/1648-4-0x0000000000000000-mapping.dmp
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memory/1684-2-0x00000000756A1000-0x00000000756A3000-memory.dmpFilesize
8KB