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Analysis
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max time kernel
150s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
30/10/2022, 16:29
Behavioral task
behavioral1
Sample
2baf488484fded3d725a36d1e47e241dfefcdb0dc1c41ce4250af9a17b61305e.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
2baf488484fded3d725a36d1e47e241dfefcdb0dc1c41ce4250af9a17b61305e.exe
Resource
win10v2004-20220901-en
General
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Target
2baf488484fded3d725a36d1e47e241dfefcdb0dc1c41ce4250af9a17b61305e.exe
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Size
28KB
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MD5
83646dfbc227fefc7fc941feca328c20
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SHA1
55ea993d57dfbef0b32958576ac861393c7dd3f1
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SHA256
2baf488484fded3d725a36d1e47e241dfefcdb0dc1c41ce4250af9a17b61305e
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SHA512
d9c196fc333d625b59e49ebb7b9515fffb75230f3cba9190f8b3d78bd4e74eb65f15a87c344ed9256cbcc99b8ae325c91c0783b4fda1e22208b4dc7e80ca6426
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SSDEEP
384:h8eUq6Z/n5wT9MZ5ZIcq0yHBxcUKHix4UV+Kq8QqEMM8Jwj2a0LE2sfvbilMxwkq:2p3le+5ZTyH74UVWX8Jwh0LWXbZm
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 4468 Explorer.exe -
Modifies Windows Firewall 1 TTPs 1 IoCs
pid Process 1008 netsh.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-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation 2baf488484fded3d725a36d1e47e241dfefcdb0dc1c41ce4250af9a17b61305e.exe -
Drops startup file 2 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ee05d9a399a6ac91c51dd837987ab9c4.exe Explorer.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ee05d9a399a6ac91c51dd837987ab9c4.exe Explorer.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ee05d9a399a6ac91c51dd837987ab9c4 = "\"C:\\Users\\Admin\\Explorer.exe\" .." Explorer.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\ee05d9a399a6ac91c51dd837987ab9c4 = "\"C:\\Users\\Admin\\Explorer.exe\" .." Explorer.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 45 IoCs
pid Process 4468 Explorer.exe 4468 Explorer.exe 4468 Explorer.exe 4468 Explorer.exe 4468 Explorer.exe 4468 Explorer.exe 4468 Explorer.exe 4468 Explorer.exe 4468 Explorer.exe 4468 Explorer.exe 4468 Explorer.exe 4468 Explorer.exe 4468 Explorer.exe 4468 Explorer.exe 4468 Explorer.exe 4468 Explorer.exe 4468 Explorer.exe 4468 Explorer.exe 4468 Explorer.exe 4468 Explorer.exe 4468 Explorer.exe 4468 Explorer.exe 4468 Explorer.exe 4468 Explorer.exe 4468 Explorer.exe 4468 Explorer.exe 4468 Explorer.exe 4468 Explorer.exe 4468 Explorer.exe 4468 Explorer.exe 4468 Explorer.exe 4468 Explorer.exe 4468 Explorer.exe 4468 Explorer.exe 4468 Explorer.exe 4468 Explorer.exe 4468 Explorer.exe 4468 Explorer.exe 4468 Explorer.exe 4468 Explorer.exe 4468 Explorer.exe 4468 Explorer.exe 4468 Explorer.exe 4468 Explorer.exe 4468 Explorer.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4468 Explorer.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 4348 wrote to memory of 4468 4348 2baf488484fded3d725a36d1e47e241dfefcdb0dc1c41ce4250af9a17b61305e.exe 84 PID 4348 wrote to memory of 4468 4348 2baf488484fded3d725a36d1e47e241dfefcdb0dc1c41ce4250af9a17b61305e.exe 84 PID 4348 wrote to memory of 4468 4348 2baf488484fded3d725a36d1e47e241dfefcdb0dc1c41ce4250af9a17b61305e.exe 84 PID 4468 wrote to memory of 1008 4468 Explorer.exe 85 PID 4468 wrote to memory of 1008 4468 Explorer.exe 85 PID 4468 wrote to memory of 1008 4468 Explorer.exe 85
Processes
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C:\Users\Admin\AppData\Local\Temp\2baf488484fded3d725a36d1e47e241dfefcdb0dc1c41ce4250af9a17b61305e.exe"C:\Users\Admin\AppData\Local\Temp\2baf488484fded3d725a36d1e47e241dfefcdb0dc1c41ce4250af9a17b61305e.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4348 -
C:\Users\Admin\Explorer.exe"C:\Users\Admin\Explorer.exe"2⤵
- Executes dropped EXE
- Drops startup file
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4468 -
C:\Windows\SysWOW64\netsh.exenetsh firewall add allowedprogram "C:\Users\Admin\Explorer.exe" "Explorer.exe" ENABLE3⤵
- Modifies Windows Firewall
PID:1008
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
28KB
MD583646dfbc227fefc7fc941feca328c20
SHA155ea993d57dfbef0b32958576ac861393c7dd3f1
SHA2562baf488484fded3d725a36d1e47e241dfefcdb0dc1c41ce4250af9a17b61305e
SHA512d9c196fc333d625b59e49ebb7b9515fffb75230f3cba9190f8b3d78bd4e74eb65f15a87c344ed9256cbcc99b8ae325c91c0783b4fda1e22208b4dc7e80ca6426
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Filesize
28KB
MD583646dfbc227fefc7fc941feca328c20
SHA155ea993d57dfbef0b32958576ac861393c7dd3f1
SHA2562baf488484fded3d725a36d1e47e241dfefcdb0dc1c41ce4250af9a17b61305e
SHA512d9c196fc333d625b59e49ebb7b9515fffb75230f3cba9190f8b3d78bd4e74eb65f15a87c344ed9256cbcc99b8ae325c91c0783b4fda1e22208b4dc7e80ca6426