Analysis
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max time kernel
150s -
max time network
151s -
platform
windows7_x64 -
resource
win7v20201028 -
submitted
27-02-2021 18:16
Static task
static1
Behavioral task
behavioral1
Sample
5a3cc9c2323f9f79768ad21700626030b7171065f141bf543f6b75c842464896.exe
Resource
win7v20201028
General
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Target
5a3cc9c2323f9f79768ad21700626030b7171065f141bf543f6b75c842464896.exe
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Size
161KB
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MD5
3243fc4e925b1345e78c52195e1650f3
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SHA1
e6a0df3cad55fffb159400d861714b0c3bb2e13b
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SHA256
5a3cc9c2323f9f79768ad21700626030b7171065f141bf543f6b75c842464896
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SHA512
20e6be85e6c582c494a349c2f5aa61632fe78a57c133302e1e42a93a92b5d41234b456a6935804ed35273219469265c303b88c460066669da1210c8d889bc036
Malware Config
Signatures
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Deletes itself 1 IoCs
Processes:
cmd.exepid process 800 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:
5a3cc9c2323f9f79768ad21700626030b7171065f141bf543f6b75c842464896.exedescription pid process Token: SeImpersonatePrivilege 1968 5a3cc9c2323f9f79768ad21700626030b7171065f141bf543f6b75c842464896.exe Token: SeTcbPrivilege 1968 5a3cc9c2323f9f79768ad21700626030b7171065f141bf543f6b75c842464896.exe Token: SeChangeNotifyPrivilege 1968 5a3cc9c2323f9f79768ad21700626030b7171065f141bf543f6b75c842464896.exe Token: SeCreateTokenPrivilege 1968 5a3cc9c2323f9f79768ad21700626030b7171065f141bf543f6b75c842464896.exe Token: SeBackupPrivilege 1968 5a3cc9c2323f9f79768ad21700626030b7171065f141bf543f6b75c842464896.exe Token: SeRestorePrivilege 1968 5a3cc9c2323f9f79768ad21700626030b7171065f141bf543f6b75c842464896.exe Token: SeIncreaseQuotaPrivilege 1968 5a3cc9c2323f9f79768ad21700626030b7171065f141bf543f6b75c842464896.exe Token: SeAssignPrimaryTokenPrivilege 1968 5a3cc9c2323f9f79768ad21700626030b7171065f141bf543f6b75c842464896.exe Token: SeImpersonatePrivilege 1968 5a3cc9c2323f9f79768ad21700626030b7171065f141bf543f6b75c842464896.exe Token: SeTcbPrivilege 1968 5a3cc9c2323f9f79768ad21700626030b7171065f141bf543f6b75c842464896.exe Token: SeChangeNotifyPrivilege 1968 5a3cc9c2323f9f79768ad21700626030b7171065f141bf543f6b75c842464896.exe Token: SeCreateTokenPrivilege 1968 5a3cc9c2323f9f79768ad21700626030b7171065f141bf543f6b75c842464896.exe Token: SeBackupPrivilege 1968 5a3cc9c2323f9f79768ad21700626030b7171065f141bf543f6b75c842464896.exe Token: SeRestorePrivilege 1968 5a3cc9c2323f9f79768ad21700626030b7171065f141bf543f6b75c842464896.exe Token: SeIncreaseQuotaPrivilege 1968 5a3cc9c2323f9f79768ad21700626030b7171065f141bf543f6b75c842464896.exe Token: SeAssignPrimaryTokenPrivilege 1968 5a3cc9c2323f9f79768ad21700626030b7171065f141bf543f6b75c842464896.exe Token: SeImpersonatePrivilege 1968 5a3cc9c2323f9f79768ad21700626030b7171065f141bf543f6b75c842464896.exe Token: SeTcbPrivilege 1968 5a3cc9c2323f9f79768ad21700626030b7171065f141bf543f6b75c842464896.exe Token: SeChangeNotifyPrivilege 1968 5a3cc9c2323f9f79768ad21700626030b7171065f141bf543f6b75c842464896.exe Token: SeCreateTokenPrivilege 1968 5a3cc9c2323f9f79768ad21700626030b7171065f141bf543f6b75c842464896.exe Token: SeBackupPrivilege 1968 5a3cc9c2323f9f79768ad21700626030b7171065f141bf543f6b75c842464896.exe Token: SeRestorePrivilege 1968 5a3cc9c2323f9f79768ad21700626030b7171065f141bf543f6b75c842464896.exe Token: SeIncreaseQuotaPrivilege 1968 5a3cc9c2323f9f79768ad21700626030b7171065f141bf543f6b75c842464896.exe Token: SeAssignPrimaryTokenPrivilege 1968 5a3cc9c2323f9f79768ad21700626030b7171065f141bf543f6b75c842464896.exe Token: SeImpersonatePrivilege 1968 5a3cc9c2323f9f79768ad21700626030b7171065f141bf543f6b75c842464896.exe Token: SeTcbPrivilege 1968 5a3cc9c2323f9f79768ad21700626030b7171065f141bf543f6b75c842464896.exe Token: SeChangeNotifyPrivilege 1968 5a3cc9c2323f9f79768ad21700626030b7171065f141bf543f6b75c842464896.exe Token: SeCreateTokenPrivilege 1968 5a3cc9c2323f9f79768ad21700626030b7171065f141bf543f6b75c842464896.exe Token: SeBackupPrivilege 1968 5a3cc9c2323f9f79768ad21700626030b7171065f141bf543f6b75c842464896.exe Token: SeRestorePrivilege 1968 5a3cc9c2323f9f79768ad21700626030b7171065f141bf543f6b75c842464896.exe Token: SeIncreaseQuotaPrivilege 1968 5a3cc9c2323f9f79768ad21700626030b7171065f141bf543f6b75c842464896.exe Token: SeAssignPrimaryTokenPrivilege 1968 5a3cc9c2323f9f79768ad21700626030b7171065f141bf543f6b75c842464896.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
5a3cc9c2323f9f79768ad21700626030b7171065f141bf543f6b75c842464896.exedescription pid process target process PID 1968 wrote to memory of 800 1968 5a3cc9c2323f9f79768ad21700626030b7171065f141bf543f6b75c842464896.exe cmd.exe PID 1968 wrote to memory of 800 1968 5a3cc9c2323f9f79768ad21700626030b7171065f141bf543f6b75c842464896.exe cmd.exe PID 1968 wrote to memory of 800 1968 5a3cc9c2323f9f79768ad21700626030b7171065f141bf543f6b75c842464896.exe cmd.exe PID 1968 wrote to memory of 800 1968 5a3cc9c2323f9f79768ad21700626030b7171065f141bf543f6b75c842464896.exe cmd.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\5a3cc9c2323f9f79768ad21700626030b7171065f141bf543f6b75c842464896.exe"C:\Users\Admin\AppData\Local\Temp\5a3cc9c2323f9f79768ad21700626030b7171065f141bf543f6b75c842464896.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\259277842.bat" "C:\Users\Admin\AppData\Local\Temp\5a3cc9c2323f9f79768ad21700626030b7171065f141bf543f6b75c842464896.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\259277842.batMD5
3880eeb1c736d853eb13b44898b718ab
SHA14eec9d50360cd815211e3c4e6bdd08271b6ec8e6
SHA256936d9411d5226b7c5a150ecaf422987590a8870c8e095e1caa072273041a86e7
SHA5123eaa3dddd7a11942e75acd44208fbe3d3ff8f4006951cd970fb9ab748c160739409803450d28037e577443504707fc310c634e9dc54d0c25e8cfe6094f017c6b
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memory/800-4-0x0000000000000000-mapping.dmp
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memory/1600-3-0x000007FEF7180000-0x000007FEF73FA000-memory.dmpFilesize
2.5MB
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memory/1968-2-0x0000000075ED1000-0x0000000075ED3000-memory.dmpFilesize
8KB