Analysis
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max time kernel
94s -
max time network
95s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
19/09/2024, 04:27
Static task
static1
Behavioral task
behavioral1
Sample
54185884c1c87c72294f4d78aafcf2eab6d8e45c35e33d3f8fa72227d04a592cN.exe
Resource
win7-20240903-en
General
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Target
54185884c1c87c72294f4d78aafcf2eab6d8e45c35e33d3f8fa72227d04a592cN.exe
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Size
663KB
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MD5
3d8bb9da160881a08ec7037ad8e9e840
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SHA1
e1a93bd4904989823b1963ee8580db4d6199ddd5
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SHA256
54185884c1c87c72294f4d78aafcf2eab6d8e45c35e33d3f8fa72227d04a592c
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SHA512
34e381cc3d0cdaadac3ad715959de9f36dfff13c4d2f16c2bc4939e2c9fe458f44959d0d979ab5f1b999ff31a785d0aa5c4682661cd489d90e9d9b10e8d98940
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SSDEEP
12288:MBnuxPm7WUt+NpkcMob1Mr3+6lAVUIdd0HQcPj7EwdTNXvj:IuYWA+zPb1Mb+6lid0HQc7Xd1r
Malware Config
Signatures
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Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
pid Process 1888 powershell.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-1-5-21-656926755-4116854191-210765258-1000\Control Panel\International\Geo\Nation 54185884c1c87c72294f4d78aafcf2eab6d8e45c35e33d3f8fa72227d04a592cN.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3492 set thread context of 2124 3492 54185884c1c87c72294f4d78aafcf2eab6d8e45c35e33d3f8fa72227d04a592cN.exe 91 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 1 IoCs
pid pid_target Process procid_target 3620 2124 WerFault.exe 91 -
System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 54185884c1c87c72294f4d78aafcf2eab6d8e45c35e33d3f8fa72227d04a592cN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 1888 powershell.exe 1888 powershell.exe 2124 54185884c1c87c72294f4d78aafcf2eab6d8e45c35e33d3f8fa72227d04a592cN.exe 2124 54185884c1c87c72294f4d78aafcf2eab6d8e45c35e33d3f8fa72227d04a592cN.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1888 powershell.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 3492 wrote to memory of 1888 3492 54185884c1c87c72294f4d78aafcf2eab6d8e45c35e33d3f8fa72227d04a592cN.exe 89 PID 3492 wrote to memory of 1888 3492 54185884c1c87c72294f4d78aafcf2eab6d8e45c35e33d3f8fa72227d04a592cN.exe 89 PID 3492 wrote to memory of 1888 3492 54185884c1c87c72294f4d78aafcf2eab6d8e45c35e33d3f8fa72227d04a592cN.exe 89 PID 3492 wrote to memory of 2124 3492 54185884c1c87c72294f4d78aafcf2eab6d8e45c35e33d3f8fa72227d04a592cN.exe 91 PID 3492 wrote to memory of 2124 3492 54185884c1c87c72294f4d78aafcf2eab6d8e45c35e33d3f8fa72227d04a592cN.exe 91 PID 3492 wrote to memory of 2124 3492 54185884c1c87c72294f4d78aafcf2eab6d8e45c35e33d3f8fa72227d04a592cN.exe 91 PID 3492 wrote to memory of 2124 3492 54185884c1c87c72294f4d78aafcf2eab6d8e45c35e33d3f8fa72227d04a592cN.exe 91 PID 3492 wrote to memory of 2124 3492 54185884c1c87c72294f4d78aafcf2eab6d8e45c35e33d3f8fa72227d04a592cN.exe 91 PID 3492 wrote to memory of 2124 3492 54185884c1c87c72294f4d78aafcf2eab6d8e45c35e33d3f8fa72227d04a592cN.exe 91
Processes
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C:\Users\Admin\AppData\Local\Temp\54185884c1c87c72294f4d78aafcf2eab6d8e45c35e33d3f8fa72227d04a592cN.exe"C:\Users\Admin\AppData\Local\Temp\54185884c1c87c72294f4d78aafcf2eab6d8e45c35e33d3f8fa72227d04a592cN.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3492 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\54185884c1c87c72294f4d78aafcf2eab6d8e45c35e33d3f8fa72227d04a592cN.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1888
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C:\Users\Admin\AppData\Local\Temp\54185884c1c87c72294f4d78aafcf2eab6d8e45c35e33d3f8fa72227d04a592cN.exe"C:\Users\Admin\AppData\Local\Temp\54185884c1c87c72294f4d78aafcf2eab6d8e45c35e33d3f8fa72227d04a592cN.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
PID:2124 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2124 -s 1843⤵
- Program crash
PID:3620
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 2124 -ip 21241⤵PID:4872
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82