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Analysis
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max time kernel
133s -
max time network
103s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
23/05/2024, 14:23
Behavioral task
behavioral1
Sample
891099bbb42a1e86bc39a9ddb3ac1142623e8ff3a4a7ad5ea03e4339f8b39b77.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral2
Sample
891099bbb42a1e86bc39a9ddb3ac1142623e8ff3a4a7ad5ea03e4339f8b39b77.exe
Resource
win11-20240426-en
General
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Target
891099bbb42a1e86bc39a9ddb3ac1142623e8ff3a4a7ad5ea03e4339f8b39b77.exe
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Size
266KB
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MD5
f19c156e1798fbb5d93bce6bb5072344
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SHA1
25b88e27b50b7050905c8e1d0918065502d1d961
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SHA256
891099bbb42a1e86bc39a9ddb3ac1142623e8ff3a4a7ad5ea03e4339f8b39b77
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SHA512
2b7d9f081f0dfa1ff5e8eedb92a105d4a407475e1a9dfe0f8e30599997586f04acfd9750b731bb55629543a0ab8d5a4d582ad4331e96b307d3a2ae64a9c415ab
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SSDEEP
6144:sXzKdNY49u8rVTV37zpsHHN4oqXGx01net:ja4AYzpsHt4jQ01
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-1-5-21-3558294865-3673844354-2255444939-1000\Control Panel\International\Geo\Nation 891099bbb42a1e86bc39a9ddb3ac1142623e8ff3a4a7ad5ea03e4339f8b39b77.exe -
Executes dropped EXE 2 IoCs
pid Process 2608 ITS SB App Switch.exe 4688 ITS SB App Switch.exe -
resource yara_rule behavioral1/memory/1700-0-0x0000000000130000-0x00000000001D0000-memory.dmp upx behavioral1/memory/1700-15-0x0000000000130000-0x00000000001D0000-memory.dmp upx -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 1700 891099bbb42a1e86bc39a9ddb3ac1142623e8ff3a4a7ad5ea03e4339f8b39b77.exe 1700 891099bbb42a1e86bc39a9ddb3ac1142623e8ff3a4a7ad5ea03e4339f8b39b77.exe 1700 891099bbb42a1e86bc39a9ddb3ac1142623e8ff3a4a7ad5ea03e4339f8b39b77.exe 1700 891099bbb42a1e86bc39a9ddb3ac1142623e8ff3a4a7ad5ea03e4339f8b39b77.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 1700 wrote to memory of 2608 1700 891099bbb42a1e86bc39a9ddb3ac1142623e8ff3a4a7ad5ea03e4339f8b39b77.exe 83 PID 1700 wrote to memory of 2608 1700 891099bbb42a1e86bc39a9ddb3ac1142623e8ff3a4a7ad5ea03e4339f8b39b77.exe 83 PID 1700 wrote to memory of 2608 1700 891099bbb42a1e86bc39a9ddb3ac1142623e8ff3a4a7ad5ea03e4339f8b39b77.exe 83 PID 1700 wrote to memory of 4688 1700 891099bbb42a1e86bc39a9ddb3ac1142623e8ff3a4a7ad5ea03e4339f8b39b77.exe 84 PID 1700 wrote to memory of 4688 1700 891099bbb42a1e86bc39a9ddb3ac1142623e8ff3a4a7ad5ea03e4339f8b39b77.exe 84 PID 1700 wrote to memory of 4688 1700 891099bbb42a1e86bc39a9ddb3ac1142623e8ff3a4a7ad5ea03e4339f8b39b77.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\891099bbb42a1e86bc39a9ddb3ac1142623e8ff3a4a7ad5ea03e4339f8b39b77.exe"C:\Users\Admin\AppData\Local\Temp\891099bbb42a1e86bc39a9ddb3ac1142623e8ff3a4a7ad5ea03e4339f8b39b77.exe"1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1700 -
C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe"C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe"2⤵
- Executes dropped EXE
PID:2608
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C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe"C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe"2⤵
- Executes dropped EXE
PID:4688
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
87KB
MD5368332fca74f48697d842c5f4698ae1d
SHA10275153a1e62bd0eca0b02168895517ed66aac56
SHA2563a4a5b128c3a042010824fd33b719466b0d9320aa051ca3d5f1690124766ad59
SHA512fd9f1d1a4337e00fef5e9ea10a7fdf553e98df2cf2fdf818b68689a89de3c1d324de389e0c9ef863fef08a3dff8150db173b2203e9e92efaea67865e8d2805b5