Analysis
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max time kernel
54s -
max time network
139s -
platform
windows10-1703_x64 -
resource
win10-20230220-en -
resource tags
arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system -
submitted
28-03-2023 08:44
Behavioral task
behavioral1
Sample
b41534285960826201e8e5ead45336f97557851745f895b60f1260d4a27b2db2.exe
Resource
win10-20230220-en
General
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Target
b41534285960826201e8e5ead45336f97557851745f895b60f1260d4a27b2db2.exe
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Size
277KB
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MD5
ab378a55342afce5b7b7b2754aefa707
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SHA1
e6127bc7b9d7b5dd04208e13c5dd02d6838f677a
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SHA256
b41534285960826201e8e5ead45336f97557851745f895b60f1260d4a27b2db2
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SHA512
48a02fa9136a6b06ba15daefb423bfa97be3c2f8c6dee38d99ec78e64b3a6cca767904635dfd89fe6f596d7a672fc55c0072587bca56bad0e83659c531f482c0
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SSDEEP
6144:cXzKdNY49u8rVbjuB9lk3nzlMY2qz+L01nets:Ta4AajW9qBzb+L01T
Malware Config
Signatures
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Executes dropped EXE 2 IoCs
Processes:
ITS SB App Switch.exeITS SB App Switch.exepid process 2268 ITS SB App Switch.exe 2368 ITS SB App Switch.exe -
Processes:
resource yara_rule behavioral1/memory/4148-117-0x0000000000B30000-0x0000000000BD0000-memory.dmp upx behavioral1/memory/4148-124-0x0000000000B30000-0x0000000000BD0000-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
Processes:
b41534285960826201e8e5ead45336f97557851745f895b60f1260d4a27b2db2.exepid process 4148 b41534285960826201e8e5ead45336f97557851745f895b60f1260d4a27b2db2.exe 4148 b41534285960826201e8e5ead45336f97557851745f895b60f1260d4a27b2db2.exe 4148 b41534285960826201e8e5ead45336f97557851745f895b60f1260d4a27b2db2.exe 4148 b41534285960826201e8e5ead45336f97557851745f895b60f1260d4a27b2db2.exe -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
b41534285960826201e8e5ead45336f97557851745f895b60f1260d4a27b2db2.exedescription pid process target process PID 4148 wrote to memory of 2268 4148 b41534285960826201e8e5ead45336f97557851745f895b60f1260d4a27b2db2.exe ITS SB App Switch.exe PID 4148 wrote to memory of 2268 4148 b41534285960826201e8e5ead45336f97557851745f895b60f1260d4a27b2db2.exe ITS SB App Switch.exe PID 4148 wrote to memory of 2268 4148 b41534285960826201e8e5ead45336f97557851745f895b60f1260d4a27b2db2.exe ITS SB App Switch.exe PID 4148 wrote to memory of 2368 4148 b41534285960826201e8e5ead45336f97557851745f895b60f1260d4a27b2db2.exe ITS SB App Switch.exe PID 4148 wrote to memory of 2368 4148 b41534285960826201e8e5ead45336f97557851745f895b60f1260d4a27b2db2.exe ITS SB App Switch.exe PID 4148 wrote to memory of 2368 4148 b41534285960826201e8e5ead45336f97557851745f895b60f1260d4a27b2db2.exe ITS SB App Switch.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\b41534285960826201e8e5ead45336f97557851745f895b60f1260d4a27b2db2.exe"C:\Users\Admin\AppData\Local\Temp\b41534285960826201e8e5ead45336f97557851745f895b60f1260d4a27b2db2.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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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
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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
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exeFilesize
87KB
MD5368332fca74f48697d842c5f4698ae1d
SHA10275153a1e62bd0eca0b02168895517ed66aac56
SHA2563a4a5b128c3a042010824fd33b719466b0d9320aa051ca3d5f1690124766ad59
SHA512fd9f1d1a4337e00fef5e9ea10a7fdf553e98df2cf2fdf818b68689a89de3c1d324de389e0c9ef863fef08a3dff8150db173b2203e9e92efaea67865e8d2805b5
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C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exeFilesize
87KB
MD5368332fca74f48697d842c5f4698ae1d
SHA10275153a1e62bd0eca0b02168895517ed66aac56
SHA2563a4a5b128c3a042010824fd33b719466b0d9320aa051ca3d5f1690124766ad59
SHA512fd9f1d1a4337e00fef5e9ea10a7fdf553e98df2cf2fdf818b68689a89de3c1d324de389e0c9ef863fef08a3dff8150db173b2203e9e92efaea67865e8d2805b5
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C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exeFilesize
87KB
MD5368332fca74f48697d842c5f4698ae1d
SHA10275153a1e62bd0eca0b02168895517ed66aac56
SHA2563a4a5b128c3a042010824fd33b719466b0d9320aa051ca3d5f1690124766ad59
SHA512fd9f1d1a4337e00fef5e9ea10a7fdf553e98df2cf2fdf818b68689a89de3c1d324de389e0c9ef863fef08a3dff8150db173b2203e9e92efaea67865e8d2805b5
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memory/4148-117-0x0000000000B30000-0x0000000000BD0000-memory.dmpFilesize
640KB
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memory/4148-124-0x0000000000B30000-0x0000000000BD0000-memory.dmpFilesize
640KB