Analysis
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max time kernel
81s -
max time network
85s -
platform
windows10-1703_x64 -
resource
win10-20230220-en -
resource tags
arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system -
submitted
19-03-2023 02:42
Behavioral task
behavioral1
Sample
dc4e8026a1cf852c7beb552c83f06829dd4bc462ec3241cc2d1abbb54758cd30.exe
Resource
win10-20230220-en
General
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Target
dc4e8026a1cf852c7beb552c83f06829dd4bc462ec3241cc2d1abbb54758cd30.exe
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Size
277KB
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MD5
7074555a2880aacce888a9ab7036bd32
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SHA1
adb07792f5e55451702fc492becbdfa1a4144109
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SHA256
dc4e8026a1cf852c7beb552c83f06829dd4bc462ec3241cc2d1abbb54758cd30
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SHA512
3cbce372af44f8fcb62dfe16a8c54e2e0bf2234f0e09ae184f50db1b4775af23a7e06a0a91147c3e17a5b693e40bcc1afb0bf3f6de55ebe516be576e128a9240
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SSDEEP
6144:gXzKdNY49u8rVvcxww+atfHcHx1SFei01net/U:fa4AYCwjatfHuxAt01L
Malware Config
Signatures
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Executes dropped EXE 2 IoCs
Processes:
ITS SB App Switch.exeITS SB App Switch.exepid process 2100 ITS SB App Switch.exe 356 ITS SB App Switch.exe -
Processes:
resource yara_rule behavioral1/memory/4640-122-0x0000000000E20000-0x0000000000EC0000-memory.dmp upx behavioral1/memory/4640-129-0x0000000000E20000-0x0000000000EC0000-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:
dc4e8026a1cf852c7beb552c83f06829dd4bc462ec3241cc2d1abbb54758cd30.exepid process 4640 dc4e8026a1cf852c7beb552c83f06829dd4bc462ec3241cc2d1abbb54758cd30.exe 4640 dc4e8026a1cf852c7beb552c83f06829dd4bc462ec3241cc2d1abbb54758cd30.exe 4640 dc4e8026a1cf852c7beb552c83f06829dd4bc462ec3241cc2d1abbb54758cd30.exe 4640 dc4e8026a1cf852c7beb552c83f06829dd4bc462ec3241cc2d1abbb54758cd30.exe -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
dc4e8026a1cf852c7beb552c83f06829dd4bc462ec3241cc2d1abbb54758cd30.exedescription pid process target process PID 4640 wrote to memory of 2100 4640 dc4e8026a1cf852c7beb552c83f06829dd4bc462ec3241cc2d1abbb54758cd30.exe ITS SB App Switch.exe PID 4640 wrote to memory of 2100 4640 dc4e8026a1cf852c7beb552c83f06829dd4bc462ec3241cc2d1abbb54758cd30.exe ITS SB App Switch.exe PID 4640 wrote to memory of 2100 4640 dc4e8026a1cf852c7beb552c83f06829dd4bc462ec3241cc2d1abbb54758cd30.exe ITS SB App Switch.exe PID 4640 wrote to memory of 356 4640 dc4e8026a1cf852c7beb552c83f06829dd4bc462ec3241cc2d1abbb54758cd30.exe ITS SB App Switch.exe PID 4640 wrote to memory of 356 4640 dc4e8026a1cf852c7beb552c83f06829dd4bc462ec3241cc2d1abbb54758cd30.exe ITS SB App Switch.exe PID 4640 wrote to memory of 356 4640 dc4e8026a1cf852c7beb552c83f06829dd4bc462ec3241cc2d1abbb54758cd30.exe ITS SB App Switch.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\dc4e8026a1cf852c7beb552c83f06829dd4bc462ec3241cc2d1abbb54758cd30.exe"C:\Users\Admin\AppData\Local\Temp\dc4e8026a1cf852c7beb552c83f06829dd4bc462ec3241cc2d1abbb54758cd30.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/4640-122-0x0000000000E20000-0x0000000000EC0000-memory.dmpFilesize
640KB
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memory/4640-129-0x0000000000E20000-0x0000000000EC0000-memory.dmpFilesize
640KB