Analysis
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max time kernel
149s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
07/06/2024, 17:04
Behavioral task
behavioral1
Sample
8c99d624a8fcc6f64091f664bfa6886ffdfaeb5f5b7807890e297f74c5b61ef1.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral2
Sample
8c99d624a8fcc6f64091f664bfa6886ffdfaeb5f5b7807890e297f74c5b61ef1.exe
Resource
win11-20240508-en
General
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Target
8c99d624a8fcc6f64091f664bfa6886ffdfaeb5f5b7807890e297f74c5b61ef1.exe
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Size
266KB
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MD5
6ca7107c7dcc95c1afb08b8a4101db07
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SHA1
6247c6c9a316c88c6fd3b2bc90693e60ecbc5d70
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SHA256
8c99d624a8fcc6f64091f664bfa6886ffdfaeb5f5b7807890e297f74c5b61ef1
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SHA512
658c9772820822008dde2964a8db0f32ff135290e34f468bc3415c0b06678476755a15823b0f78e25038d774825d9ba539495269dbf34f89fbd8fb9765813f68
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SSDEEP
6144:xXzKdNY49u8rVDAGvWz8mvP6rDP01net:qa4AcAGvWX8P01
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 8c99d624a8fcc6f64091f664bfa6886ffdfaeb5f5b7807890e297f74c5b61ef1.exe -
Executes dropped EXE 2 IoCs
pid Process 3344 ITS SB App Switch.exe 1208 ITS SB App Switch.exe -
resource yara_rule behavioral1/memory/424-0-0x0000000000CF0000-0x0000000000D90000-memory.dmp upx behavioral1/memory/424-14-0x0000000000CF0000-0x0000000000D90000-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 424 8c99d624a8fcc6f64091f664bfa6886ffdfaeb5f5b7807890e297f74c5b61ef1.exe 424 8c99d624a8fcc6f64091f664bfa6886ffdfaeb5f5b7807890e297f74c5b61ef1.exe 424 8c99d624a8fcc6f64091f664bfa6886ffdfaeb5f5b7807890e297f74c5b61ef1.exe 424 8c99d624a8fcc6f64091f664bfa6886ffdfaeb5f5b7807890e297f74c5b61ef1.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 424 wrote to memory of 3344 424 8c99d624a8fcc6f64091f664bfa6886ffdfaeb5f5b7807890e297f74c5b61ef1.exe 81 PID 424 wrote to memory of 3344 424 8c99d624a8fcc6f64091f664bfa6886ffdfaeb5f5b7807890e297f74c5b61ef1.exe 81 PID 424 wrote to memory of 3344 424 8c99d624a8fcc6f64091f664bfa6886ffdfaeb5f5b7807890e297f74c5b61ef1.exe 81 PID 424 wrote to memory of 1208 424 8c99d624a8fcc6f64091f664bfa6886ffdfaeb5f5b7807890e297f74c5b61ef1.exe 82 PID 424 wrote to memory of 1208 424 8c99d624a8fcc6f64091f664bfa6886ffdfaeb5f5b7807890e297f74c5b61ef1.exe 82 PID 424 wrote to memory of 1208 424 8c99d624a8fcc6f64091f664bfa6886ffdfaeb5f5b7807890e297f74c5b61ef1.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\8c99d624a8fcc6f64091f664bfa6886ffdfaeb5f5b7807890e297f74c5b61ef1.exe"C:\Users\Admin\AppData\Local\Temp\8c99d624a8fcc6f64091f664bfa6886ffdfaeb5f5b7807890e297f74c5b61ef1.exe"1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:424 -
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:3344
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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:1208
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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