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Analysis
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max time kernel
93s -
max time network
98s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
28/03/2024, 14:25
Behavioral task
behavioral1
Sample
3c80a0886d081bc135d26b73fe82fb3fa7f09bb0f96f4592f4d5ddbd1bb7f8f7.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral2
Sample
3c80a0886d081bc135d26b73fe82fb3fa7f09bb0f96f4592f4d5ddbd1bb7f8f7.exe
Resource
win11-20240221-en
General
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Target
3c80a0886d081bc135d26b73fe82fb3fa7f09bb0f96f4592f4d5ddbd1bb7f8f7.exe
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Size
266KB
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MD5
d94499e4e5f1df4d586fe887bbfdb725
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SHA1
ea7706ab73ea6900375c4759315045a6b50bff0b
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SHA256
3c80a0886d081bc135d26b73fe82fb3fa7f09bb0f96f4592f4d5ddbd1bb7f8f7
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SHA512
c114b8da5e8430daf14ccd93a003bcd355a14416c1401e4f44fa69984fc047afafe9ed6ecb35d7cf4f35077592452e02800d8196f860e9f346d252517d5c56c1
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SSDEEP
3072:6NXEGZJWhfNFC4S60+XoLczrVmX6pCeEi9ZP7aPQ8ug0x3xS6HkLRsH01ne4PK:IXzKdNY49u8rVjZqMg0x3jn01net
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-1-5-21-275798769-4264537674-1142822080-1000\Control Panel\International\Geo\Nation 3c80a0886d081bc135d26b73fe82fb3fa7f09bb0f96f4592f4d5ddbd1bb7f8f7.exe -
Executes dropped EXE 2 IoCs
pid Process 4868 ITS SB App Switch.exe 2744 ITS SB App Switch.exe -
resource yara_rule behavioral1/memory/3964-0-0x00000000004C0000-0x0000000000560000-memory.dmp upx behavioral1/memory/3964-14-0x00000000004C0000-0x0000000000560000-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 3964 3c80a0886d081bc135d26b73fe82fb3fa7f09bb0f96f4592f4d5ddbd1bb7f8f7.exe 3964 3c80a0886d081bc135d26b73fe82fb3fa7f09bb0f96f4592f4d5ddbd1bb7f8f7.exe 3964 3c80a0886d081bc135d26b73fe82fb3fa7f09bb0f96f4592f4d5ddbd1bb7f8f7.exe 3964 3c80a0886d081bc135d26b73fe82fb3fa7f09bb0f96f4592f4d5ddbd1bb7f8f7.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 3964 wrote to memory of 4868 3964 3c80a0886d081bc135d26b73fe82fb3fa7f09bb0f96f4592f4d5ddbd1bb7f8f7.exe 89 PID 3964 wrote to memory of 4868 3964 3c80a0886d081bc135d26b73fe82fb3fa7f09bb0f96f4592f4d5ddbd1bb7f8f7.exe 89 PID 3964 wrote to memory of 4868 3964 3c80a0886d081bc135d26b73fe82fb3fa7f09bb0f96f4592f4d5ddbd1bb7f8f7.exe 89 PID 3964 wrote to memory of 2744 3964 3c80a0886d081bc135d26b73fe82fb3fa7f09bb0f96f4592f4d5ddbd1bb7f8f7.exe 90 PID 3964 wrote to memory of 2744 3964 3c80a0886d081bc135d26b73fe82fb3fa7f09bb0f96f4592f4d5ddbd1bb7f8f7.exe 90 PID 3964 wrote to memory of 2744 3964 3c80a0886d081bc135d26b73fe82fb3fa7f09bb0f96f4592f4d5ddbd1bb7f8f7.exe 90
Processes
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C:\Users\Admin\AppData\Local\Temp\3c80a0886d081bc135d26b73fe82fb3fa7f09bb0f96f4592f4d5ddbd1bb7f8f7.exe"C:\Users\Admin\AppData\Local\Temp\3c80a0886d081bc135d26b73fe82fb3fa7f09bb0f96f4592f4d5ddbd1bb7f8f7.exe"1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3964 -
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:4868
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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:2744
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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