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Analysis
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max time kernel
143s -
max time network
159s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
12/02/2023, 00:14
Behavioral task
behavioral1
Sample
87ebde0cd0917da35f96e2ddb7b7d323195ad0a158fca62c6a8d2244060244f3.exe
Resource
win10v2004-20221111-en
General
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Target
87ebde0cd0917da35f96e2ddb7b7d323195ad0a158fca62c6a8d2244060244f3.exe
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Size
277KB
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MD5
28d286b8371bf51b47ccf82ec1151d62
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SHA1
2fdaab90fe32797b05d1fbaacf8e84942e7ac72e
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SHA256
87ebde0cd0917da35f96e2ddb7b7d323195ad0a158fca62c6a8d2244060244f3
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SHA512
e533784a2b63fbb62f182bdf5c0ead65dd202ece5c31eec2c11f63ccb7fc10cbfbf058d48fa19926a9413f00672e878b538f2b8c9227fec4b55e0259e8ba6267
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SSDEEP
3072:DNXEGZJWhfNFC4S60+XoLczrVmX6pu2aBe/6V0FZqgiGIyMeP764sijH01ne4PK2:pXzKdNY49u8rVPb/gkq+IyMeP901net2
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-1-5-21-2386679933-1492765628-3466841596-1000\Control Panel\International\Geo\Nation 87ebde0cd0917da35f96e2ddb7b7d323195ad0a158fca62c6a8d2244060244f3.exe -
Executes dropped EXE 2 IoCs
pid Process 1468 ITS SB App Switch.exe 2752 ITS SB App Switch.exe -
resource yara_rule behavioral1/memory/1536-132-0x0000000000670000-0x0000000000710000-memory.dmp upx behavioral1/memory/1536-137-0x0000000000670000-0x0000000000710000-memory.dmp upx behavioral1/memory/1536-138-0x0000000000670000-0x0000000000710000-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 1536 87ebde0cd0917da35f96e2ddb7b7d323195ad0a158fca62c6a8d2244060244f3.exe 1536 87ebde0cd0917da35f96e2ddb7b7d323195ad0a158fca62c6a8d2244060244f3.exe 1536 87ebde0cd0917da35f96e2ddb7b7d323195ad0a158fca62c6a8d2244060244f3.exe 1536 87ebde0cd0917da35f96e2ddb7b7d323195ad0a158fca62c6a8d2244060244f3.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 1536 wrote to memory of 1468 1536 87ebde0cd0917da35f96e2ddb7b7d323195ad0a158fca62c6a8d2244060244f3.exe 80 PID 1536 wrote to memory of 1468 1536 87ebde0cd0917da35f96e2ddb7b7d323195ad0a158fca62c6a8d2244060244f3.exe 80 PID 1536 wrote to memory of 1468 1536 87ebde0cd0917da35f96e2ddb7b7d323195ad0a158fca62c6a8d2244060244f3.exe 80 PID 1536 wrote to memory of 2752 1536 87ebde0cd0917da35f96e2ddb7b7d323195ad0a158fca62c6a8d2244060244f3.exe 81 PID 1536 wrote to memory of 2752 1536 87ebde0cd0917da35f96e2ddb7b7d323195ad0a158fca62c6a8d2244060244f3.exe 81 PID 1536 wrote to memory of 2752 1536 87ebde0cd0917da35f96e2ddb7b7d323195ad0a158fca62c6a8d2244060244f3.exe 81
Processes
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C:\Users\Admin\AppData\Local\Temp\87ebde0cd0917da35f96e2ddb7b7d323195ad0a158fca62c6a8d2244060244f3.exe"C:\Users\Admin\AppData\Local\Temp\87ebde0cd0917da35f96e2ddb7b7d323195ad0a158fca62c6a8d2244060244f3.exe"1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1536 -
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:1468
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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:2752
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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