Analysis
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max time kernel
183s -
max time network
205s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
11/02/2023, 17:39
Behavioral task
behavioral1
Sample
c489ca5d7d295c78e8a8bd76ffc8bb742d3519a310c0ec44e92a5b6254afac85.exe
Resource
win10v2004-20221111-en
General
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Target
c489ca5d7d295c78e8a8bd76ffc8bb742d3519a310c0ec44e92a5b6254afac85.exe
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Size
277KB
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MD5
6a5ea8791f15895cb4be5c2a3dbfd1fc
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SHA1
bbcae6fb8931c6fad683b4069f957152cb721c7d
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SHA256
c489ca5d7d295c78e8a8bd76ffc8bb742d3519a310c0ec44e92a5b6254afac85
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SHA512
5a1e55c7f74b6f6c1123ff074f9b98faf9ac35968ef45515c18438f9523c84524e0c9fe3b429316618e46e60b06d2bb715b9e1d5317e33353fdb35487a025f20
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SSDEEP
6144:YXzKdNY49u8rVdlZpugmv+3gkCK2ib01netzY:Ha4A8nI0hb013
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 c489ca5d7d295c78e8a8bd76ffc8bb742d3519a310c0ec44e92a5b6254afac85.exe -
Executes dropped EXE 2 IoCs
pid Process 1984 ITS SB App Switch.exe 1172 ITS SB App Switch.exe -
resource yara_rule behavioral1/memory/1960-132-0x0000000000D60000-0x0000000000E00000-memory.dmp upx behavioral1/memory/1960-137-0x0000000000D60000-0x0000000000E00000-memory.dmp upx behavioral1/memory/1960-138-0x0000000000D60000-0x0000000000E00000-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 1960 c489ca5d7d295c78e8a8bd76ffc8bb742d3519a310c0ec44e92a5b6254afac85.exe 1960 c489ca5d7d295c78e8a8bd76ffc8bb742d3519a310c0ec44e92a5b6254afac85.exe 1960 c489ca5d7d295c78e8a8bd76ffc8bb742d3519a310c0ec44e92a5b6254afac85.exe 1960 c489ca5d7d295c78e8a8bd76ffc8bb742d3519a310c0ec44e92a5b6254afac85.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 1960 wrote to memory of 1984 1960 c489ca5d7d295c78e8a8bd76ffc8bb742d3519a310c0ec44e92a5b6254afac85.exe 80 PID 1960 wrote to memory of 1984 1960 c489ca5d7d295c78e8a8bd76ffc8bb742d3519a310c0ec44e92a5b6254afac85.exe 80 PID 1960 wrote to memory of 1984 1960 c489ca5d7d295c78e8a8bd76ffc8bb742d3519a310c0ec44e92a5b6254afac85.exe 80 PID 1960 wrote to memory of 1172 1960 c489ca5d7d295c78e8a8bd76ffc8bb742d3519a310c0ec44e92a5b6254afac85.exe 81 PID 1960 wrote to memory of 1172 1960 c489ca5d7d295c78e8a8bd76ffc8bb742d3519a310c0ec44e92a5b6254afac85.exe 81 PID 1960 wrote to memory of 1172 1960 c489ca5d7d295c78e8a8bd76ffc8bb742d3519a310c0ec44e92a5b6254afac85.exe 81
Processes
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C:\Users\Admin\AppData\Local\Temp\c489ca5d7d295c78e8a8bd76ffc8bb742d3519a310c0ec44e92a5b6254afac85.exe"C:\Users\Admin\AppData\Local\Temp\c489ca5d7d295c78e8a8bd76ffc8bb742d3519a310c0ec44e92a5b6254afac85.exe"1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1960 -
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:1984
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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:1172
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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