Analysis
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max time kernel
118s -
max time network
155s -
platform
windows7_x64 -
resource
win7v20210410 -
submitted
26-07-2021 00:02
Behavioral task
behavioral1
Sample
4131ccbef9251524c0b1f72439733b31d69cb1f2b1849fdc87a5b04fce0a3d82.exe
Resource
win7v20210410
General
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Target
4131ccbef9251524c0b1f72439733b31d69cb1f2b1849fdc87a5b04fce0a3d82.exe
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Size
105KB
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MD5
3c5fa813a7815b81e5990d15442d3de7
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SHA1
280671ce7c7b215fcf59e089908e98730eb17cab
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SHA256
4131ccbef9251524c0b1f72439733b31d69cb1f2b1849fdc87a5b04fce0a3d82
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SHA512
03a9f4fdadd9ce9a7b822fbb48c4c15b475b2c8495dd8978bf155cc8323b5075f25b5f30cce75ac1d55229ee6fe2ff34eec536a35c4015ecd461704433099936
Malware Config
Signatures
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Deletes itself 1 IoCs
Processes:
cmd.exepid process 368 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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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:
4131ccbef9251524c0b1f72439733b31d69cb1f2b1849fdc87a5b04fce0a3d82.exedescription pid process Token: SeImpersonatePrivilege 1664 4131ccbef9251524c0b1f72439733b31d69cb1f2b1849fdc87a5b04fce0a3d82.exe Token: SeTcbPrivilege 1664 4131ccbef9251524c0b1f72439733b31d69cb1f2b1849fdc87a5b04fce0a3d82.exe Token: SeChangeNotifyPrivilege 1664 4131ccbef9251524c0b1f72439733b31d69cb1f2b1849fdc87a5b04fce0a3d82.exe Token: SeCreateTokenPrivilege 1664 4131ccbef9251524c0b1f72439733b31d69cb1f2b1849fdc87a5b04fce0a3d82.exe Token: SeBackupPrivilege 1664 4131ccbef9251524c0b1f72439733b31d69cb1f2b1849fdc87a5b04fce0a3d82.exe Token: SeRestorePrivilege 1664 4131ccbef9251524c0b1f72439733b31d69cb1f2b1849fdc87a5b04fce0a3d82.exe Token: SeIncreaseQuotaPrivilege 1664 4131ccbef9251524c0b1f72439733b31d69cb1f2b1849fdc87a5b04fce0a3d82.exe Token: SeAssignPrimaryTokenPrivilege 1664 4131ccbef9251524c0b1f72439733b31d69cb1f2b1849fdc87a5b04fce0a3d82.exe Token: SeImpersonatePrivilege 1664 4131ccbef9251524c0b1f72439733b31d69cb1f2b1849fdc87a5b04fce0a3d82.exe Token: SeTcbPrivilege 1664 4131ccbef9251524c0b1f72439733b31d69cb1f2b1849fdc87a5b04fce0a3d82.exe Token: SeChangeNotifyPrivilege 1664 4131ccbef9251524c0b1f72439733b31d69cb1f2b1849fdc87a5b04fce0a3d82.exe Token: SeCreateTokenPrivilege 1664 4131ccbef9251524c0b1f72439733b31d69cb1f2b1849fdc87a5b04fce0a3d82.exe Token: SeBackupPrivilege 1664 4131ccbef9251524c0b1f72439733b31d69cb1f2b1849fdc87a5b04fce0a3d82.exe Token: SeRestorePrivilege 1664 4131ccbef9251524c0b1f72439733b31d69cb1f2b1849fdc87a5b04fce0a3d82.exe Token: SeIncreaseQuotaPrivilege 1664 4131ccbef9251524c0b1f72439733b31d69cb1f2b1849fdc87a5b04fce0a3d82.exe Token: SeAssignPrimaryTokenPrivilege 1664 4131ccbef9251524c0b1f72439733b31d69cb1f2b1849fdc87a5b04fce0a3d82.exe Token: SeImpersonatePrivilege 1664 4131ccbef9251524c0b1f72439733b31d69cb1f2b1849fdc87a5b04fce0a3d82.exe Token: SeTcbPrivilege 1664 4131ccbef9251524c0b1f72439733b31d69cb1f2b1849fdc87a5b04fce0a3d82.exe Token: SeChangeNotifyPrivilege 1664 4131ccbef9251524c0b1f72439733b31d69cb1f2b1849fdc87a5b04fce0a3d82.exe Token: SeCreateTokenPrivilege 1664 4131ccbef9251524c0b1f72439733b31d69cb1f2b1849fdc87a5b04fce0a3d82.exe Token: SeBackupPrivilege 1664 4131ccbef9251524c0b1f72439733b31d69cb1f2b1849fdc87a5b04fce0a3d82.exe Token: SeRestorePrivilege 1664 4131ccbef9251524c0b1f72439733b31d69cb1f2b1849fdc87a5b04fce0a3d82.exe Token: SeIncreaseQuotaPrivilege 1664 4131ccbef9251524c0b1f72439733b31d69cb1f2b1849fdc87a5b04fce0a3d82.exe Token: SeAssignPrimaryTokenPrivilege 1664 4131ccbef9251524c0b1f72439733b31d69cb1f2b1849fdc87a5b04fce0a3d82.exe Token: SeImpersonatePrivilege 1664 4131ccbef9251524c0b1f72439733b31d69cb1f2b1849fdc87a5b04fce0a3d82.exe Token: SeTcbPrivilege 1664 4131ccbef9251524c0b1f72439733b31d69cb1f2b1849fdc87a5b04fce0a3d82.exe Token: SeChangeNotifyPrivilege 1664 4131ccbef9251524c0b1f72439733b31d69cb1f2b1849fdc87a5b04fce0a3d82.exe Token: SeCreateTokenPrivilege 1664 4131ccbef9251524c0b1f72439733b31d69cb1f2b1849fdc87a5b04fce0a3d82.exe Token: SeBackupPrivilege 1664 4131ccbef9251524c0b1f72439733b31d69cb1f2b1849fdc87a5b04fce0a3d82.exe Token: SeRestorePrivilege 1664 4131ccbef9251524c0b1f72439733b31d69cb1f2b1849fdc87a5b04fce0a3d82.exe Token: SeIncreaseQuotaPrivilege 1664 4131ccbef9251524c0b1f72439733b31d69cb1f2b1849fdc87a5b04fce0a3d82.exe Token: SeAssignPrimaryTokenPrivilege 1664 4131ccbef9251524c0b1f72439733b31d69cb1f2b1849fdc87a5b04fce0a3d82.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
4131ccbef9251524c0b1f72439733b31d69cb1f2b1849fdc87a5b04fce0a3d82.exedescription pid process target process PID 1664 wrote to memory of 368 1664 4131ccbef9251524c0b1f72439733b31d69cb1f2b1849fdc87a5b04fce0a3d82.exe cmd.exe PID 1664 wrote to memory of 368 1664 4131ccbef9251524c0b1f72439733b31d69cb1f2b1849fdc87a5b04fce0a3d82.exe cmd.exe PID 1664 wrote to memory of 368 1664 4131ccbef9251524c0b1f72439733b31d69cb1f2b1849fdc87a5b04fce0a3d82.exe cmd.exe PID 1664 wrote to memory of 368 1664 4131ccbef9251524c0b1f72439733b31d69cb1f2b1849fdc87a5b04fce0a3d82.exe cmd.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\4131ccbef9251524c0b1f72439733b31d69cb1f2b1849fdc87a5b04fce0a3d82.exe"C:\Users\Admin\AppData\Local\Temp\4131ccbef9251524c0b1f72439733b31d69cb1f2b1849fdc87a5b04fce0a3d82.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\259316343.bat" "C:\Users\Admin\AppData\Local\Temp\4131ccbef9251524c0b1f72439733b31d69cb1f2b1849fdc87a5b04fce0a3d82.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\259316343.batMD5
3880eeb1c736d853eb13b44898b718ab
SHA14eec9d50360cd815211e3c4e6bdd08271b6ec8e6
SHA256936d9411d5226b7c5a150ecaf422987590a8870c8e095e1caa072273041a86e7
SHA5123eaa3dddd7a11942e75acd44208fbe3d3ff8f4006951cd970fb9ab748c160739409803450d28037e577443504707fc310c634e9dc54d0c25e8cfe6094f017c6b
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memory/368-60-0x0000000000000000-mapping.dmp
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memory/1664-59-0x0000000075281000-0x0000000075283000-memory.dmpFilesize
8KB