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Analysis
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max time kernel
149s -
max time network
140s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
05/10/2024, 23:04
Static task
static1
Behavioral task
behavioral1
Sample
b9c371aa926679b8a0cc74f67ad2ccfd4289a9040896afbe9b9ea8f6044c6d79.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
b9c371aa926679b8a0cc74f67ad2ccfd4289a9040896afbe9b9ea8f6044c6d79.exe
Resource
win10v2004-20240802-en
General
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Target
b9c371aa926679b8a0cc74f67ad2ccfd4289a9040896afbe9b9ea8f6044c6d79.exe
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Size
1.1MB
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MD5
bdf38dba5f0a789fc26ca1aa75db55d1
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SHA1
8cc7395b7919cbf0e296bc8f6a46ff9e5fb9afda
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SHA256
b9c371aa926679b8a0cc74f67ad2ccfd4289a9040896afbe9b9ea8f6044c6d79
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SHA512
e16a1b48a26a9d70e19b16028b827309ab4d8312d8a5718abaa1590cdc62f3a6530998429f6b87c53c1bcf84aa56a8dc5c557c4d78bfcb30dad05a2308271439
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SSDEEP
24576:CH0dl8myX9Bg42QoXFkrzkmmlSgRDko0lG4Z8r7Qfbkiu5Qo:CcaClSFlG4ZM7QzM/
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-1-5-21-355097885-2402257403-2971294179-1000\Control Panel\International\Geo\Nation b9c371aa926679b8a0cc74f67ad2ccfd4289a9040896afbe9b9ea8f6044c6d79.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 3 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 b9c371aa926679b8a0cc74f67ad2ccfd4289a9040896afbe9b9ea8f6044c6d79.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language WScript.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language WScript.exe -
Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-355097885-2402257403-2971294179-1000_Classes\Local Settings b9c371aa926679b8a0cc74f67ad2ccfd4289a9040896afbe9b9ea8f6044c6d79.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 2268 b9c371aa926679b8a0cc74f67ad2ccfd4289a9040896afbe9b9ea8f6044c6d79.exe 2268 b9c371aa926679b8a0cc74f67ad2ccfd4289a9040896afbe9b9ea8f6044c6d79.exe 2268 b9c371aa926679b8a0cc74f67ad2ccfd4289a9040896afbe9b9ea8f6044c6d79.exe 2268 b9c371aa926679b8a0cc74f67ad2ccfd4289a9040896afbe9b9ea8f6044c6d79.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 2268 b9c371aa926679b8a0cc74f67ad2ccfd4289a9040896afbe9b9ea8f6044c6d79.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2268 b9c371aa926679b8a0cc74f67ad2ccfd4289a9040896afbe9b9ea8f6044c6d79.exe 2268 b9c371aa926679b8a0cc74f67ad2ccfd4289a9040896afbe9b9ea8f6044c6d79.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 2268 wrote to memory of 4780 2268 b9c371aa926679b8a0cc74f67ad2ccfd4289a9040896afbe9b9ea8f6044c6d79.exe 86 PID 2268 wrote to memory of 4780 2268 b9c371aa926679b8a0cc74f67ad2ccfd4289a9040896afbe9b9ea8f6044c6d79.exe 86 PID 2268 wrote to memory of 4780 2268 b9c371aa926679b8a0cc74f67ad2ccfd4289a9040896afbe9b9ea8f6044c6d79.exe 86 PID 2268 wrote to memory of 1864 2268 b9c371aa926679b8a0cc74f67ad2ccfd4289a9040896afbe9b9ea8f6044c6d79.exe 85 PID 2268 wrote to memory of 1864 2268 b9c371aa926679b8a0cc74f67ad2ccfd4289a9040896afbe9b9ea8f6044c6d79.exe 85 PID 2268 wrote to memory of 1864 2268 b9c371aa926679b8a0cc74f67ad2ccfd4289a9040896afbe9b9ea8f6044c6d79.exe 85
Processes
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C:\Users\Admin\AppData\Local\Temp\b9c371aa926679b8a0cc74f67ad2ccfd4289a9040896afbe9b9ea8f6044c6d79.exe"C:\Users\Admin\AppData\Local\Temp\b9c371aa926679b8a0cc74f67ad2ccfd4289a9040896afbe9b9ea8f6044c6d79.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2268 -
C:\Windows\SysWOW64\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs"2⤵
- System Location Discovery: System Language Discovery
PID:1864
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C:\Windows\SysWOW64\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs"2⤵
- System Location Discovery: System Language Discovery
PID:4780
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
753B
MD5103049857883f415bc3cb4d93d142268
SHA13a5f39e8ec66801586b0f79f1cb5f0840a5f4cef
SHA256f618e45ba5aa4cc72520a461f0423d14e0b554968a600e1a2891f29c3086a6a0
SHA51269ef3a8a71493e28ef35e17ae83ab6edfb8d18fb522f8e6a59f298291f00ae3823b0b5b6cc1fe80d6e9d1b892feae74fbce157af372b3949fca1fb744c188353