Analysis
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max time kernel
63s -
max time network
126s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
13/02/2023, 14:29
Behavioral task
behavioral1
Sample
1cc774735c5af5dc3c636b0e4d00c3d6038af3ea536d3c7fcc476882622aa426.exe
Resource
win10v2004-20220812-en
General
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Target
1cc774735c5af5dc3c636b0e4d00c3d6038af3ea536d3c7fcc476882622aa426.exe
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Size
277KB
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MD5
3a8503a0271fbfd4de71db9542e95547
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SHA1
244426b5ee9bfb2fa99d14252f412e19588e9098
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SHA256
1cc774735c5af5dc3c636b0e4d00c3d6038af3ea536d3c7fcc476882622aa426
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SHA512
fb76bb756fb97478b57f07dc553d15a30348f5c2b3ac620b5b0ff04e3dc3995bb3d4fe254f44fdbb3103227c4b13a3cb9cf20ff63560c33b6444a9b4da43e352
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SSDEEP
6144:UXzKdNY49u8rVLaUFkkQNltmkIh01netE:7a4Au/YlXi01X
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-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation 1cc774735c5af5dc3c636b0e4d00c3d6038af3ea536d3c7fcc476882622aa426.exe -
Executes dropped EXE 2 IoCs
pid Process 4848 ITS SB App Switch.exe 4900 ITS SB App Switch.exe -
resource yara_rule behavioral1/memory/2364-132-0x0000000000730000-0x00000000007D0000-memory.dmp upx behavioral1/memory/2364-138-0x0000000000730000-0x00000000007D0000-memory.dmp upx behavioral1/memory/2364-139-0x0000000000730000-0x00000000007D0000-memory.dmp upx -
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 4 IoCs
pid Process 2364 1cc774735c5af5dc3c636b0e4d00c3d6038af3ea536d3c7fcc476882622aa426.exe 2364 1cc774735c5af5dc3c636b0e4d00c3d6038af3ea536d3c7fcc476882622aa426.exe 2364 1cc774735c5af5dc3c636b0e4d00c3d6038af3ea536d3c7fcc476882622aa426.exe 2364 1cc774735c5af5dc3c636b0e4d00c3d6038af3ea536d3c7fcc476882622aa426.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 2364 wrote to memory of 4848 2364 1cc774735c5af5dc3c636b0e4d00c3d6038af3ea536d3c7fcc476882622aa426.exe 80 PID 2364 wrote to memory of 4848 2364 1cc774735c5af5dc3c636b0e4d00c3d6038af3ea536d3c7fcc476882622aa426.exe 80 PID 2364 wrote to memory of 4848 2364 1cc774735c5af5dc3c636b0e4d00c3d6038af3ea536d3c7fcc476882622aa426.exe 80 PID 2364 wrote to memory of 4900 2364 1cc774735c5af5dc3c636b0e4d00c3d6038af3ea536d3c7fcc476882622aa426.exe 81 PID 2364 wrote to memory of 4900 2364 1cc774735c5af5dc3c636b0e4d00c3d6038af3ea536d3c7fcc476882622aa426.exe 81 PID 2364 wrote to memory of 4900 2364 1cc774735c5af5dc3c636b0e4d00c3d6038af3ea536d3c7fcc476882622aa426.exe 81
Processes
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C:\Users\Admin\AppData\Local\Temp\1cc774735c5af5dc3c636b0e4d00c3d6038af3ea536d3c7fcc476882622aa426.exe"C:\Users\Admin\AppData\Local\Temp\1cc774735c5af5dc3c636b0e4d00c3d6038af3ea536d3c7fcc476882622aa426.exe"1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2364 -
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:4848
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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:4900
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
87KB
MD5368332fca74f48697d842c5f4698ae1d
SHA10275153a1e62bd0eca0b02168895517ed66aac56
SHA2563a4a5b128c3a042010824fd33b719466b0d9320aa051ca3d5f1690124766ad59
SHA512fd9f1d1a4337e00fef5e9ea10a7fdf553e98df2cf2fdf818b68689a89de3c1d324de389e0c9ef863fef08a3dff8150db173b2203e9e92efaea67865e8d2805b5
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Filesize
87KB
MD5368332fca74f48697d842c5f4698ae1d
SHA10275153a1e62bd0eca0b02168895517ed66aac56
SHA2563a4a5b128c3a042010824fd33b719466b0d9320aa051ca3d5f1690124766ad59
SHA512fd9f1d1a4337e00fef5e9ea10a7fdf553e98df2cf2fdf818b68689a89de3c1d324de389e0c9ef863fef08a3dff8150db173b2203e9e92efaea67865e8d2805b5
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Filesize
87KB
MD5368332fca74f48697d842c5f4698ae1d
SHA10275153a1e62bd0eca0b02168895517ed66aac56
SHA2563a4a5b128c3a042010824fd33b719466b0d9320aa051ca3d5f1690124766ad59
SHA512fd9f1d1a4337e00fef5e9ea10a7fdf553e98df2cf2fdf818b68689a89de3c1d324de389e0c9ef863fef08a3dff8150db173b2203e9e92efaea67865e8d2805b5