Analysis
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max time kernel
34s -
max time network
42s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
04-12-2022 13:26
Behavioral task
behavioral1
Sample
10013b1953c2570f66c1c866343db9e8.exe
Resource
win7-20220812-en
General
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Target
10013b1953c2570f66c1c866343db9e8.exe
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Size
100KB
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MD5
10013b1953c2570f66c1c866343db9e8
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SHA1
16c1fcb19161e7ec1a976f445927c322e0b5eed3
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SHA256
452cbd43da0897265fd82730973574f94dcc2be7cd8d8606fa992f609d9be39e
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SHA512
04bd8859e1711c972fe02f25e7a78cf852deacbba7a0de86867b68ea904dce102713efcf2e21600b04506ccfc2ad606adb9d1275a8da99cfd031fc749a3164cb
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SSDEEP
1536:WcEY/ws9qTT72dtvsS9siS4AIkESMNQ+C3mDXx5mO4SpytMTvHEKCkzm4c:vEzKtpAIZNQbOUQEKa1
Malware Config
Signatures
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Deletes itself 1 IoCs
Processes:
cmd.exepid process 976 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 Microsoft Outlook accounts 1 TTPs 1 IoCs
Processes:
10013b1953c2570f66c1c866343db9e8.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts 10013b1953c2570f66c1c866343db9e8.exe -
Accesses Microsoft Outlook profiles 1 TTPs 1 IoCs
Processes:
10013b1953c2570f66c1c866343db9e8.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook 10013b1953c2570f66c1c866343db9e8.exe -
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:
10013b1953c2570f66c1c866343db9e8.exedescription pid process Token: SeImpersonatePrivilege 1608 10013b1953c2570f66c1c866343db9e8.exe Token: SeTcbPrivilege 1608 10013b1953c2570f66c1c866343db9e8.exe Token: SeChangeNotifyPrivilege 1608 10013b1953c2570f66c1c866343db9e8.exe Token: SeCreateTokenPrivilege 1608 10013b1953c2570f66c1c866343db9e8.exe Token: SeBackupPrivilege 1608 10013b1953c2570f66c1c866343db9e8.exe Token: SeRestorePrivilege 1608 10013b1953c2570f66c1c866343db9e8.exe Token: SeIncreaseQuotaPrivilege 1608 10013b1953c2570f66c1c866343db9e8.exe Token: SeAssignPrimaryTokenPrivilege 1608 10013b1953c2570f66c1c866343db9e8.exe Token: SeImpersonatePrivilege 1608 10013b1953c2570f66c1c866343db9e8.exe Token: SeTcbPrivilege 1608 10013b1953c2570f66c1c866343db9e8.exe Token: SeChangeNotifyPrivilege 1608 10013b1953c2570f66c1c866343db9e8.exe Token: SeCreateTokenPrivilege 1608 10013b1953c2570f66c1c866343db9e8.exe Token: SeBackupPrivilege 1608 10013b1953c2570f66c1c866343db9e8.exe Token: SeRestorePrivilege 1608 10013b1953c2570f66c1c866343db9e8.exe Token: SeIncreaseQuotaPrivilege 1608 10013b1953c2570f66c1c866343db9e8.exe Token: SeAssignPrimaryTokenPrivilege 1608 10013b1953c2570f66c1c866343db9e8.exe Token: SeImpersonatePrivilege 1608 10013b1953c2570f66c1c866343db9e8.exe Token: SeTcbPrivilege 1608 10013b1953c2570f66c1c866343db9e8.exe Token: SeChangeNotifyPrivilege 1608 10013b1953c2570f66c1c866343db9e8.exe Token: SeCreateTokenPrivilege 1608 10013b1953c2570f66c1c866343db9e8.exe Token: SeBackupPrivilege 1608 10013b1953c2570f66c1c866343db9e8.exe Token: SeRestorePrivilege 1608 10013b1953c2570f66c1c866343db9e8.exe Token: SeIncreaseQuotaPrivilege 1608 10013b1953c2570f66c1c866343db9e8.exe Token: SeAssignPrimaryTokenPrivilege 1608 10013b1953c2570f66c1c866343db9e8.exe Token: SeImpersonatePrivilege 1608 10013b1953c2570f66c1c866343db9e8.exe Token: SeTcbPrivilege 1608 10013b1953c2570f66c1c866343db9e8.exe Token: SeChangeNotifyPrivilege 1608 10013b1953c2570f66c1c866343db9e8.exe Token: SeCreateTokenPrivilege 1608 10013b1953c2570f66c1c866343db9e8.exe Token: SeBackupPrivilege 1608 10013b1953c2570f66c1c866343db9e8.exe Token: SeRestorePrivilege 1608 10013b1953c2570f66c1c866343db9e8.exe Token: SeIncreaseQuotaPrivilege 1608 10013b1953c2570f66c1c866343db9e8.exe Token: SeAssignPrimaryTokenPrivilege 1608 10013b1953c2570f66c1c866343db9e8.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
10013b1953c2570f66c1c866343db9e8.exedescription pid process target process PID 1608 wrote to memory of 976 1608 10013b1953c2570f66c1c866343db9e8.exe cmd.exe PID 1608 wrote to memory of 976 1608 10013b1953c2570f66c1c866343db9e8.exe cmd.exe PID 1608 wrote to memory of 976 1608 10013b1953c2570f66c1c866343db9e8.exe cmd.exe PID 1608 wrote to memory of 976 1608 10013b1953c2570f66c1c866343db9e8.exe cmd.exe -
outlook_win_path 1 IoCs
Processes:
10013b1953c2570f66c1c866343db9e8.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook 10013b1953c2570f66c1c866343db9e8.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\10013b1953c2570f66c1c866343db9e8.exe"C:\Users\Admin\AppData\Local\Temp\10013b1953c2570f66c1c866343db9e8.exe"1⤵
- Accesses Microsoft Outlook accounts
- Accesses Microsoft Outlook profiles
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- outlook_win_path
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C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\7121367.bat" "C:\Users\Admin\AppData\Local\Temp\10013b1953c2570f66c1c866343db9e8.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\7121367.batFilesize
94B
MD53880eeb1c736d853eb13b44898b718ab
SHA14eec9d50360cd815211e3c4e6bdd08271b6ec8e6
SHA256936d9411d5226b7c5a150ecaf422987590a8870c8e095e1caa072273041a86e7
SHA5123eaa3dddd7a11942e75acd44208fbe3d3ff8f4006951cd970fb9ab748c160739409803450d28037e577443504707fc310c634e9dc54d0c25e8cfe6094f017c6b
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memory/976-55-0x0000000000000000-mapping.dmp
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memory/1608-54-0x0000000075A91000-0x0000000075A93000-memory.dmpFilesize
8KB