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Analysis
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max time kernel
184s -
max time network
189s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
27/11/2022, 20:55
Static task
static1
Behavioral task
behavioral1
Sample
12e15b513b3b6d0f73a209aacf43d241bc66df2d5dd9f146b5d96393b615852a.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
12e15b513b3b6d0f73a209aacf43d241bc66df2d5dd9f146b5d96393b615852a.exe
Resource
win10v2004-20220812-en
General
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Target
12e15b513b3b6d0f73a209aacf43d241bc66df2d5dd9f146b5d96393b615852a.exe
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Size
514KB
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MD5
909c4b8eb249747c95ea590c3cd30f4f
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SHA1
170cce9a237d9f01fb37c2c85f662df2ce58b021
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SHA256
12e15b513b3b6d0f73a209aacf43d241bc66df2d5dd9f146b5d96393b615852a
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SHA512
4230da158bed282cb08fc89e011a2545fbab73fd105f5b124378b3d028fedfed0ef7318a8f204ff35e6df6a2c2cd40f143bf80f2e7ffa722019bed68ecb556d1
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SSDEEP
12288:ffv/cSGxdtQnvIIR40X7+u0Zpk2JjAUd19nVRk5:fn/cSa3QAIRRL30x0Ur9no5
Malware Config
Signatures
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Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ 12e15b513b3b6d0f73a209aacf43d241bc66df2d5dd9f146b5d96393b615852a.exe -
Executes dropped EXE 1 IoCs
pid Process 1656 s5695.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation 12e15b513b3b6d0f73a209aacf43d241bc66df2d5dd9f146b5d96393b615852a.exe -
Drops desktop.ini file(s) 2 IoCs
description ioc Process File created C:\Windows\assembly\Desktop.ini s5695.exe File opened for modification C:\Windows\assembly\Desktop.ini s5695.exe -
Drops file in Windows directory 3 IoCs
description ioc Process File opened for modification C:\Windows\assembly\Desktop.ini s5695.exe File opened for modification C:\Windows\assembly s5695.exe File created C:\Windows\assembly\Desktop.ini s5695.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Enumerates system info in registry 2 TTPs 2 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS 12e15b513b3b6d0f73a209aacf43d241bc66df2d5dd9f146b5d96393b615852a.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer 12e15b513b3b6d0f73a209aacf43d241bc66df2d5dd9f146b5d96393b615852a.exe -
Suspicious behavior: EnumeratesProcesses 5 IoCs
pid Process 2360 12e15b513b3b6d0f73a209aacf43d241bc66df2d5dd9f146b5d96393b615852a.exe 2360 12e15b513b3b6d0f73a209aacf43d241bc66df2d5dd9f146b5d96393b615852a.exe 1656 s5695.exe 1656 s5695.exe 1656 s5695.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1656 s5695.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1656 s5695.exe 1656 s5695.exe -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 2360 wrote to memory of 1656 2360 12e15b513b3b6d0f73a209aacf43d241bc66df2d5dd9f146b5d96393b615852a.exe 82 PID 2360 wrote to memory of 1656 2360 12e15b513b3b6d0f73a209aacf43d241bc66df2d5dd9f146b5d96393b615852a.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\12e15b513b3b6d0f73a209aacf43d241bc66df2d5dd9f146b5d96393b615852a.exe"C:\Users\Admin\AppData\Local\Temp\12e15b513b3b6d0f73a209aacf43d241bc66df2d5dd9f146b5d96393b615852a.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks computer location settings
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2360 -
C:\Users\Admin\AppData\Local\Temp\n5695\s5695.exe"C:\Users\Admin\AppData\Local\Temp\n5695\s5695.exe" 4eb521aace356c64ac62b600kaRod/R3YpPuEhHFUtVTsvVpSY58TEtcU+SjkUfoVYCV6OBUqQZEVb9gmBhNC08tBh//KiXKZ37YraYjiisnFEn0ausJ9Pu7fGivE8m6P1X0AXaSE9KFXYCZ6T+Ja9s4MSJypxzIA4hioZK8ZNxDWbXf /v "C:\Users\Admin\AppData\Local\Temp\12e15b513b3b6d0f73a209aacf43d241bc66df2d5dd9f146b5d96393b615852a.exe"2⤵
- Executes dropped EXE
- Drops desktop.ini file(s)
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1656
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
231KB
MD5b66df6b28fd3bfb63beea9dbb5382f1b
SHA1c4fe023f020e73574421e684181f998a0645ce5e
SHA2560db644f7311d596a0cabe95985b716f63edde6b296e9ff8fd30633497c1b9a53
SHA512ab4dbe774d9c7e396504584988bcff858779e29b1fc5b717cb7c98633b78dcc104d1853462f846e1a0aa535ce545acaff946ebcad6f82fed8bbd49944ff7c791
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Filesize
231KB
MD5b66df6b28fd3bfb63beea9dbb5382f1b
SHA1c4fe023f020e73574421e684181f998a0645ce5e
SHA2560db644f7311d596a0cabe95985b716f63edde6b296e9ff8fd30633497c1b9a53
SHA512ab4dbe774d9c7e396504584988bcff858779e29b1fc5b717cb7c98633b78dcc104d1853462f846e1a0aa535ce545acaff946ebcad6f82fed8bbd49944ff7c791