Analysis
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max time kernel
145s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
02-10-2022 14:23
Static task
static1
Behavioral task
behavioral1
Sample
039cbe697f81e11f9e3b2c57c1793de4f39f3e75d14e15aae6460c4605cb28be.exe
Resource
win7-20220901-en
General
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Target
039cbe697f81e11f9e3b2c57c1793de4f39f3e75d14e15aae6460c4605cb28be.exe
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Size
94KB
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MD5
714cd13d9182242f327d733c9bcba5a0
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SHA1
7dae9b1893bfd5e71d40a30ea4cfa6e8b2d792c9
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SHA256
039cbe697f81e11f9e3b2c57c1793de4f39f3e75d14e15aae6460c4605cb28be
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SHA512
8ec309dc8b48e3c5c0a656f09b6eb77e8fc5097dbfc4481a8ba1562857653d263322c5e256fe70744a660491fe1ffe8401dfa2b2921d70991cbf4c7f54fd70a8
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SSDEEP
1536:QGFmIYzx55YH85Ggcihr6O3O+NZPXG/GyhJUNtMOHAzwaimLlhWB45kmRtz46:Qqg55YHSBDhr6O3O+NZvGOE+NtNH5QLg
Malware Config
Extracted
pony
http://nvfdyk.info:4915/pic/staff.php
http://kdfjhk.info:4915/pic/staff.php
Signatures
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Drops file in Drivers directory 3 IoCs
Processes:
039cbe697f81e11f9e3b2c57c1793de4f39f3e75d14e15aae6460c4605cb28be.execmd.exedescription ioc process File created C:\Windows\system32\drivers\etc\tmp.tmp 039cbe697f81e11f9e3b2c57c1793de4f39f3e75d14e15aae6460c4605cb28be.exe File created C:\Windows\system32\drivers\etc\hosts.sam cmd.exe File opened for modification C:\Windows\system32\drivers\etc\hosts.sam cmd.exe -
Processes:
resource yara_rule behavioral2/memory/4404-134-0x0000000000400000-0x0000000000422000-memory.dmp upx behavioral2/memory/4404-136-0x0000000000400000-0x0000000000422000-memory.dmp upx behavioral2/memory/4404-137-0x0000000000400000-0x0000000000422000-memory.dmp upx behavioral2/memory/4404-139-0x0000000000400000-0x0000000000422000-memory.dmp upx -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
039cbe697f81e11f9e3b2c57c1793de4f39f3e75d14e15aae6460c4605cb28be.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation 039cbe697f81e11f9e3b2c57c1793de4f39f3e75d14e15aae6460c4605cb28be.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:
039cbe697f81e11f9e3b2c57c1793de4f39f3e75d14e15aae6460c4605cb28be.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts 039cbe697f81e11f9e3b2c57c1793de4f39f3e75d14e15aae6460c4605cb28be.exe -
Accesses Microsoft Outlook profiles 1 TTPs 1 IoCs
Processes:
039cbe697f81e11f9e3b2c57c1793de4f39f3e75d14e15aae6460c4605cb28be.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook 039cbe697f81e11f9e3b2c57c1793de4f39f3e75d14e15aae6460c4605cb28be.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 48 IoCs
Processes:
039cbe697f81e11f9e3b2c57c1793de4f39f3e75d14e15aae6460c4605cb28be.exedescription pid process Token: SeImpersonatePrivilege 4404 039cbe697f81e11f9e3b2c57c1793de4f39f3e75d14e15aae6460c4605cb28be.exe Token: SeTcbPrivilege 4404 039cbe697f81e11f9e3b2c57c1793de4f39f3e75d14e15aae6460c4605cb28be.exe Token: SeChangeNotifyPrivilege 4404 039cbe697f81e11f9e3b2c57c1793de4f39f3e75d14e15aae6460c4605cb28be.exe Token: SeCreateTokenPrivilege 4404 039cbe697f81e11f9e3b2c57c1793de4f39f3e75d14e15aae6460c4605cb28be.exe Token: SeBackupPrivilege 4404 039cbe697f81e11f9e3b2c57c1793de4f39f3e75d14e15aae6460c4605cb28be.exe Token: SeRestorePrivilege 4404 039cbe697f81e11f9e3b2c57c1793de4f39f3e75d14e15aae6460c4605cb28be.exe Token: SeIncreaseQuotaPrivilege 4404 039cbe697f81e11f9e3b2c57c1793de4f39f3e75d14e15aae6460c4605cb28be.exe Token: SeAssignPrimaryTokenPrivilege 4404 039cbe697f81e11f9e3b2c57c1793de4f39f3e75d14e15aae6460c4605cb28be.exe Token: SeImpersonatePrivilege 4404 039cbe697f81e11f9e3b2c57c1793de4f39f3e75d14e15aae6460c4605cb28be.exe Token: SeTcbPrivilege 4404 039cbe697f81e11f9e3b2c57c1793de4f39f3e75d14e15aae6460c4605cb28be.exe Token: SeChangeNotifyPrivilege 4404 039cbe697f81e11f9e3b2c57c1793de4f39f3e75d14e15aae6460c4605cb28be.exe Token: SeCreateTokenPrivilege 4404 039cbe697f81e11f9e3b2c57c1793de4f39f3e75d14e15aae6460c4605cb28be.exe Token: SeBackupPrivilege 4404 039cbe697f81e11f9e3b2c57c1793de4f39f3e75d14e15aae6460c4605cb28be.exe Token: SeRestorePrivilege 4404 039cbe697f81e11f9e3b2c57c1793de4f39f3e75d14e15aae6460c4605cb28be.exe Token: SeIncreaseQuotaPrivilege 4404 039cbe697f81e11f9e3b2c57c1793de4f39f3e75d14e15aae6460c4605cb28be.exe Token: SeAssignPrimaryTokenPrivilege 4404 039cbe697f81e11f9e3b2c57c1793de4f39f3e75d14e15aae6460c4605cb28be.exe Token: SeImpersonatePrivilege 4404 039cbe697f81e11f9e3b2c57c1793de4f39f3e75d14e15aae6460c4605cb28be.exe Token: SeTcbPrivilege 4404 039cbe697f81e11f9e3b2c57c1793de4f39f3e75d14e15aae6460c4605cb28be.exe Token: SeChangeNotifyPrivilege 4404 039cbe697f81e11f9e3b2c57c1793de4f39f3e75d14e15aae6460c4605cb28be.exe Token: SeCreateTokenPrivilege 4404 039cbe697f81e11f9e3b2c57c1793de4f39f3e75d14e15aae6460c4605cb28be.exe Token: SeBackupPrivilege 4404 039cbe697f81e11f9e3b2c57c1793de4f39f3e75d14e15aae6460c4605cb28be.exe Token: SeRestorePrivilege 4404 039cbe697f81e11f9e3b2c57c1793de4f39f3e75d14e15aae6460c4605cb28be.exe Token: SeIncreaseQuotaPrivilege 4404 039cbe697f81e11f9e3b2c57c1793de4f39f3e75d14e15aae6460c4605cb28be.exe Token: SeAssignPrimaryTokenPrivilege 4404 039cbe697f81e11f9e3b2c57c1793de4f39f3e75d14e15aae6460c4605cb28be.exe Token: SeImpersonatePrivilege 4404 039cbe697f81e11f9e3b2c57c1793de4f39f3e75d14e15aae6460c4605cb28be.exe Token: SeTcbPrivilege 4404 039cbe697f81e11f9e3b2c57c1793de4f39f3e75d14e15aae6460c4605cb28be.exe Token: SeChangeNotifyPrivilege 4404 039cbe697f81e11f9e3b2c57c1793de4f39f3e75d14e15aae6460c4605cb28be.exe Token: SeCreateTokenPrivilege 4404 039cbe697f81e11f9e3b2c57c1793de4f39f3e75d14e15aae6460c4605cb28be.exe Token: SeBackupPrivilege 4404 039cbe697f81e11f9e3b2c57c1793de4f39f3e75d14e15aae6460c4605cb28be.exe Token: SeRestorePrivilege 4404 039cbe697f81e11f9e3b2c57c1793de4f39f3e75d14e15aae6460c4605cb28be.exe Token: SeIncreaseQuotaPrivilege 4404 039cbe697f81e11f9e3b2c57c1793de4f39f3e75d14e15aae6460c4605cb28be.exe Token: SeAssignPrimaryTokenPrivilege 4404 039cbe697f81e11f9e3b2c57c1793de4f39f3e75d14e15aae6460c4605cb28be.exe Token: SeImpersonatePrivilege 4404 039cbe697f81e11f9e3b2c57c1793de4f39f3e75d14e15aae6460c4605cb28be.exe Token: SeTcbPrivilege 4404 039cbe697f81e11f9e3b2c57c1793de4f39f3e75d14e15aae6460c4605cb28be.exe Token: SeChangeNotifyPrivilege 4404 039cbe697f81e11f9e3b2c57c1793de4f39f3e75d14e15aae6460c4605cb28be.exe Token: SeCreateTokenPrivilege 4404 039cbe697f81e11f9e3b2c57c1793de4f39f3e75d14e15aae6460c4605cb28be.exe Token: SeBackupPrivilege 4404 039cbe697f81e11f9e3b2c57c1793de4f39f3e75d14e15aae6460c4605cb28be.exe Token: SeRestorePrivilege 4404 039cbe697f81e11f9e3b2c57c1793de4f39f3e75d14e15aae6460c4605cb28be.exe Token: SeIncreaseQuotaPrivilege 4404 039cbe697f81e11f9e3b2c57c1793de4f39f3e75d14e15aae6460c4605cb28be.exe Token: SeAssignPrimaryTokenPrivilege 4404 039cbe697f81e11f9e3b2c57c1793de4f39f3e75d14e15aae6460c4605cb28be.exe Token: SeImpersonatePrivilege 4404 039cbe697f81e11f9e3b2c57c1793de4f39f3e75d14e15aae6460c4605cb28be.exe Token: SeTcbPrivilege 4404 039cbe697f81e11f9e3b2c57c1793de4f39f3e75d14e15aae6460c4605cb28be.exe Token: SeChangeNotifyPrivilege 4404 039cbe697f81e11f9e3b2c57c1793de4f39f3e75d14e15aae6460c4605cb28be.exe Token: SeCreateTokenPrivilege 4404 039cbe697f81e11f9e3b2c57c1793de4f39f3e75d14e15aae6460c4605cb28be.exe Token: SeBackupPrivilege 4404 039cbe697f81e11f9e3b2c57c1793de4f39f3e75d14e15aae6460c4605cb28be.exe Token: SeRestorePrivilege 4404 039cbe697f81e11f9e3b2c57c1793de4f39f3e75d14e15aae6460c4605cb28be.exe Token: SeIncreaseQuotaPrivilege 4404 039cbe697f81e11f9e3b2c57c1793de4f39f3e75d14e15aae6460c4605cb28be.exe Token: SeAssignPrimaryTokenPrivilege 4404 039cbe697f81e11f9e3b2c57c1793de4f39f3e75d14e15aae6460c4605cb28be.exe -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
039cbe697f81e11f9e3b2c57c1793de4f39f3e75d14e15aae6460c4605cb28be.execmd.exedescription pid process target process PID 4404 wrote to memory of 4136 4404 039cbe697f81e11f9e3b2c57c1793de4f39f3e75d14e15aae6460c4605cb28be.exe cmd.exe PID 4404 wrote to memory of 4136 4404 039cbe697f81e11f9e3b2c57c1793de4f39f3e75d14e15aae6460c4605cb28be.exe cmd.exe PID 4404 wrote to memory of 4136 4404 039cbe697f81e11f9e3b2c57c1793de4f39f3e75d14e15aae6460c4605cb28be.exe cmd.exe PID 4136 wrote to memory of 720 4136 cmd.exe at.exe PID 4136 wrote to memory of 720 4136 cmd.exe at.exe PID 4136 wrote to memory of 720 4136 cmd.exe at.exe -
outlook_win_path 1 IoCs
Processes:
039cbe697f81e11f9e3b2c57c1793de4f39f3e75d14e15aae6460c4605cb28be.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook 039cbe697f81e11f9e3b2c57c1793de4f39f3e75d14e15aae6460c4605cb28be.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\039cbe697f81e11f9e3b2c57c1793de4f39f3e75d14e15aae6460c4605cb28be.exe"C:\Users\Admin\AppData\Local\Temp\039cbe697f81e11f9e3b2c57c1793de4f39f3e75d14e15aae6460c4605cb28be.exe"1⤵
- Drops file in Drivers directory
- Checks computer location settings
- 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.exe"C:\Windows\System32\cmd.exe" /c copy C:\Windows\system32\drivers\etc\hosts C:\Windows\system32\drivers\etc\hosts.sam /Y && at 21:03:00 /every:M,T,W,Th,F,S,Su cmd.exe "/c attrib -H C:\Windows\system32\drivers\etc\hosts && copy C:\Users\Admin\AppData\Local\Temp\240626343aq C:\Windows\system32\drivers\etc\hosts /Y && attrib +H C:\Windows\system32\drivers\etc\hosts"2⤵
- Drops file in Drivers directory
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\at.exeat 21:03:00 /every:M,T,W,Th,F,S,Su cmd.exe "/c attrib -H C:\Windows\system32\drivers\etc\hosts && copy C:\Users\Admin\AppData\Local\Temp\240626343aq C:\Windows\system32\drivers\etc\hosts /Y && attrib +H C:\Windows\system32\drivers\etc\hosts"3⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/720-140-0x0000000000000000-mapping.dmp
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memory/4136-138-0x0000000000000000-mapping.dmp
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memory/4404-132-0x0000000000400000-0x0000000000422000-memory.dmpFilesize
136KB
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memory/4404-133-0x0000000000400000-0x0000000000422000-memory.dmpFilesize
136KB
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memory/4404-134-0x0000000000400000-0x0000000000422000-memory.dmpFilesize
136KB
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memory/4404-135-0x00000000006C0000-0x00000000006E2000-memory.dmpFilesize
136KB
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memory/4404-136-0x0000000000400000-0x0000000000422000-memory.dmpFilesize
136KB
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memory/4404-137-0x0000000000400000-0x0000000000422000-memory.dmpFilesize
136KB
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memory/4404-139-0x0000000000400000-0x0000000000422000-memory.dmpFilesize
136KB