Analysis
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max time kernel
90s -
max time network
156s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
20/10/2022, 01:37
Static task
static1
Behavioral task
behavioral1
Sample
7ff655229af1503cb2b791bf2218e262bc176aede995b62d14b2f60eb3154709.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
7ff655229af1503cb2b791bf2218e262bc176aede995b62d14b2f60eb3154709.exe
Resource
win10v2004-20220901-en
General
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Target
7ff655229af1503cb2b791bf2218e262bc176aede995b62d14b2f60eb3154709.exe
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Size
80KB
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MD5
8186072f731ddcfc01321da4e6a57f77
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SHA1
203369ae804cec2301748b004664b0b11e3a2c00
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SHA256
7ff655229af1503cb2b791bf2218e262bc176aede995b62d14b2f60eb3154709
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SHA512
bc2ecea84d335365ad61fa8315c7ab24408fb2c2c83d78c3b34abfa0ec5b74791aba52198d0c83c29c3d89eb12c21f5d8b3e68b3be0dac41fa36341f4c4f4132
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SSDEEP
1536:VqjfOBYfuFnsDFWlZubQA6emduZ0WsQ/z/ojlDfa:8kF3lZMQAYrIMG
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.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation 7ff655229af1503cb2b791bf2218e262bc176aede995b62d14b2f60eb3154709.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Enumerates processes with tasklist 1 TTPs 1 IoCs
pid Process 2376 tasklist.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2376 tasklist.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 360 7ff655229af1503cb2b791bf2218e262bc176aede995b62d14b2f60eb3154709.exe 360 7ff655229af1503cb2b791bf2218e262bc176aede995b62d14b2f60eb3154709.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 360 wrote to memory of 1492 360 7ff655229af1503cb2b791bf2218e262bc176aede995b62d14b2f60eb3154709.exe 89 PID 360 wrote to memory of 1492 360 7ff655229af1503cb2b791bf2218e262bc176aede995b62d14b2f60eb3154709.exe 89 PID 360 wrote to memory of 1492 360 7ff655229af1503cb2b791bf2218e262bc176aede995b62d14b2f60eb3154709.exe 89 PID 1492 wrote to memory of 2376 1492 cmd.exe 91 PID 1492 wrote to memory of 2376 1492 cmd.exe 91 PID 1492 wrote to memory of 2376 1492 cmd.exe 91
Processes
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C:\Users\Admin\AppData\Local\Temp\7ff655229af1503cb2b791bf2218e262bc176aede995b62d14b2f60eb3154709.exe"C:\Users\Admin\AppData\Local\Temp\7ff655229af1503cb2b791bf2218e262bc176aede995b62d14b2f60eb3154709.exe"1⤵
- Checks computer location settings
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:360 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c tasklist&&del 7ff655229af1503cb2b791bf2218e262bc176aede995b62d14b2f60eb3154709.exe2⤵
- Suspicious use of WriteProcessMemory
PID:1492 -
C:\Windows\SysWOW64\tasklist.exetasklist3⤵
- Enumerates processes with tasklist
- Suspicious use of AdjustPrivilegeToken
PID:2376
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