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Analysis
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max time kernel
60s -
max time network
127s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
11/04/2023, 05:10
Behavioral task
behavioral1
Sample
dc596b3a2c2df565f492cc9af12ce5fe7c4ba7a9c74363fc09d923ae9b3c52af.exe
Resource
win10v2004-20230220-en
General
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Target
dc596b3a2c2df565f492cc9af12ce5fe7c4ba7a9c74363fc09d923ae9b3c52af.exe
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Size
277KB
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MD5
805e31c34377fe894cd79e1f49c13bfb
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SHA1
22ec8fdea3b902ceb97fd3cc722518cb8f1d03a6
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SHA256
dc596b3a2c2df565f492cc9af12ce5fe7c4ba7a9c74363fc09d923ae9b3c52af
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SHA512
2c267e90a3fe5b4cbc2989effe86a08fb64cf99861a224d2dd854781fce1b52166812501a537e05113ef614993f082132af370d841b1378a3fcebc8da2abd558
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SSDEEP
6144:6XzKdNY49u8rVt7tffn9Mlr5xuRrU801netm:5a4AMtff+lNxE01B
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-1-5-21-1013461898-3711306144-4198452673-1000\Control Panel\International\Geo\Nation dc596b3a2c2df565f492cc9af12ce5fe7c4ba7a9c74363fc09d923ae9b3c52af.exe -
Executes dropped EXE 2 IoCs
pid Process 1636 ITS SB App Switch.exe 1316 ITS SB App Switch.exe -
resource yara_rule behavioral1/memory/2516-133-0x00000000003F0000-0x0000000000490000-memory.dmp upx behavioral1/memory/2516-147-0x00000000003F0000-0x0000000000490000-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 2516 dc596b3a2c2df565f492cc9af12ce5fe7c4ba7a9c74363fc09d923ae9b3c52af.exe 2516 dc596b3a2c2df565f492cc9af12ce5fe7c4ba7a9c74363fc09d923ae9b3c52af.exe 2516 dc596b3a2c2df565f492cc9af12ce5fe7c4ba7a9c74363fc09d923ae9b3c52af.exe 2516 dc596b3a2c2df565f492cc9af12ce5fe7c4ba7a9c74363fc09d923ae9b3c52af.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 2516 wrote to memory of 1636 2516 dc596b3a2c2df565f492cc9af12ce5fe7c4ba7a9c74363fc09d923ae9b3c52af.exe 85 PID 2516 wrote to memory of 1636 2516 dc596b3a2c2df565f492cc9af12ce5fe7c4ba7a9c74363fc09d923ae9b3c52af.exe 85 PID 2516 wrote to memory of 1636 2516 dc596b3a2c2df565f492cc9af12ce5fe7c4ba7a9c74363fc09d923ae9b3c52af.exe 85 PID 2516 wrote to memory of 1316 2516 dc596b3a2c2df565f492cc9af12ce5fe7c4ba7a9c74363fc09d923ae9b3c52af.exe 86 PID 2516 wrote to memory of 1316 2516 dc596b3a2c2df565f492cc9af12ce5fe7c4ba7a9c74363fc09d923ae9b3c52af.exe 86 PID 2516 wrote to memory of 1316 2516 dc596b3a2c2df565f492cc9af12ce5fe7c4ba7a9c74363fc09d923ae9b3c52af.exe 86
Processes
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C:\Users\Admin\AppData\Local\Temp\dc596b3a2c2df565f492cc9af12ce5fe7c4ba7a9c74363fc09d923ae9b3c52af.exe"C:\Users\Admin\AppData\Local\Temp\dc596b3a2c2df565f492cc9af12ce5fe7c4ba7a9c74363fc09d923ae9b3c52af.exe"1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2516 -
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:1636
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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:1316
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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