Analysis
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max time kernel
196s -
max time network
210s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
03-02-2023 18:43
Static task
static1
Behavioral task
behavioral1
Sample
d7fa6d87594ea4d8b5740d54fdc204b08f4e9439.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
d7fa6d87594ea4d8b5740d54fdc204b08f4e9439.exe
Resource
win10v2004-20221111-en
General
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Target
d7fa6d87594ea4d8b5740d54fdc204b08f4e9439.exe
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Size
7KB
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MD5
b359f4af5c88b1e237db9738415b7682
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SHA1
d7fa6d87594ea4d8b5740d54fdc204b08f4e9439
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SHA256
53ddb9a75bca1115a66745b28086afbd394cef38f8437dda641b1219111df8cd
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SHA512
6d4f06f36c608d3202d29629f9d9a70eadfbffbb23c7c074fbb610ed9e1926bf6e04c8dfecbbaf1d575fb2d0385d237aff2dbda322b092d4ef7728091eb596cb
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SSDEEP
96:xtEsKVeCVIP7bLp8LAn5c8aY1ej/kKV+J2qzNt:xUVVIP7bLrEOejcKYx
Malware Config
Signatures
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
d7fa6d87594ea4d8b5740d54fdc204b08f4e9439.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Control Panel\International\Geo\Nation d7fa6d87594ea4d8b5740d54fdc204b08f4e9439.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
powershell.exepid process 1016 powershell.exe 1016 powershell.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
d7fa6d87594ea4d8b5740d54fdc204b08f4e9439.exepowershell.exedescription pid process Token: SeDebugPrivilege 4636 d7fa6d87594ea4d8b5740d54fdc204b08f4e9439.exe Token: SeDebugPrivilege 1016 powershell.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
d7fa6d87594ea4d8b5740d54fdc204b08f4e9439.exedescription pid process target process PID 4636 wrote to memory of 1016 4636 d7fa6d87594ea4d8b5740d54fdc204b08f4e9439.exe powershell.exe PID 4636 wrote to memory of 1016 4636 d7fa6d87594ea4d8b5740d54fdc204b08f4e9439.exe powershell.exe PID 4636 wrote to memory of 1016 4636 d7fa6d87594ea4d8b5740d54fdc204b08f4e9439.exe powershell.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\d7fa6d87594ea4d8b5740d54fdc204b08f4e9439.exe"C:\Users\Admin\AppData\Local\Temp\d7fa6d87594ea4d8b5740d54fdc204b08f4e9439.exe"1⤵
- Checks computer location settings
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ENC cwB0AGEAcgB0AC0AcwBsAGUAZQBwACAALQBzAGUAYwBvAG4AZABzACAAMgAwAA==2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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memory/1016-134-0x0000000000000000-mapping.dmp
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memory/1016-135-0x0000000004780000-0x00000000047B6000-memory.dmpFilesize
216KB
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memory/1016-136-0x0000000004E80000-0x00000000054A8000-memory.dmpFilesize
6.2MB
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memory/1016-137-0x0000000005520000-0x0000000005586000-memory.dmpFilesize
408KB
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memory/1016-138-0x0000000005590000-0x00000000055F6000-memory.dmpFilesize
408KB
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memory/1016-139-0x0000000005BA0000-0x0000000005BBE000-memory.dmpFilesize
120KB
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memory/1016-140-0x0000000007560000-0x0000000007BDA000-memory.dmpFilesize
6.5MB
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memory/1016-141-0x0000000000840000-0x000000000085A000-memory.dmpFilesize
104KB
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memory/4636-132-0x0000000000560000-0x0000000000568000-memory.dmpFilesize
32KB
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memory/4636-133-0x00000000072A0000-0x00000000072C2000-memory.dmpFilesize
136KB