Analysis
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max time kernel
152s -
max time network
160s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
20-06-2024 16:35
Static task
static1
Behavioral task
behavioral1
Sample
0288361027396c980607f852136c2a8ee37b0aebfa32fb0180e87f16c2de1976.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral2
Sample
0288361027396c980607f852136c2a8ee37b0aebfa32fb0180e87f16c2de1976.exe
Resource
win11-20240611-en
General
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Target
0288361027396c980607f852136c2a8ee37b0aebfa32fb0180e87f16c2de1976.exe
-
Size
4.8MB
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MD5
21af745881a01acc811ad8e241fec9a1
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SHA1
ae3d6697718fb8ec8baf7542748b071b7d302032
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SHA256
0288361027396c980607f852136c2a8ee37b0aebfa32fb0180e87f16c2de1976
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SHA512
45312ceca030fa9394a19909e1f5ab2d19284b6ba22e56c9fa1f0bc47eca0e0b1586115541eacddccfb1da217f7ba31ab9603df90cb0c31479342c100c96528c
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SSDEEP
98304:mP1rGSW7zxiheOwkQ0MfvZLWScYTVcLiYntsCvWMaEOu:EGtcwkQpZLH9TVGsgaEOu
Malware Config
Extracted
socks5systemz
bpamfil.com
Signatures
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Detect Socks5Systemz Payload 1 IoCs
Processes:
resource yara_rule behavioral1/memory/728-90-0x0000000000870000-0x0000000000912000-memory.dmp family_socks5systemz -
Socks5Systemz
Socks5Systemz is a botnet written in C++.
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Executes dropped EXE 3 IoCs
Processes:
0288361027396c980607f852136c2a8ee37b0aebfa32fb0180e87f16c2de1976.tmpstarsaudioconverter32.exestarsaudioconverter32.exepid process 3644 0288361027396c980607f852136c2a8ee37b0aebfa32fb0180e87f16c2de1976.tmp 3828 starsaudioconverter32.exe 728 starsaudioconverter32.exe -
Loads dropped DLL 1 IoCs
Processes:
0288361027396c980607f852136c2a8ee37b0aebfa32fb0180e87f16c2de1976.tmppid process 3644 0288361027396c980607f852136c2a8ee37b0aebfa32fb0180e87f16c2de1976.tmp -
Unexpected DNS network traffic destination 1 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
Processes:
description ioc Destination IP 45.155.250.90 -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
0288361027396c980607f852136c2a8ee37b0aebfa32fb0180e87f16c2de1976.tmppid process 3644 0288361027396c980607f852136c2a8ee37b0aebfa32fb0180e87f16c2de1976.tmp -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
0288361027396c980607f852136c2a8ee37b0aebfa32fb0180e87f16c2de1976.exe0288361027396c980607f852136c2a8ee37b0aebfa32fb0180e87f16c2de1976.tmpdescription pid process target process PID 4136 wrote to memory of 3644 4136 0288361027396c980607f852136c2a8ee37b0aebfa32fb0180e87f16c2de1976.exe 0288361027396c980607f852136c2a8ee37b0aebfa32fb0180e87f16c2de1976.tmp PID 4136 wrote to memory of 3644 4136 0288361027396c980607f852136c2a8ee37b0aebfa32fb0180e87f16c2de1976.exe 0288361027396c980607f852136c2a8ee37b0aebfa32fb0180e87f16c2de1976.tmp PID 4136 wrote to memory of 3644 4136 0288361027396c980607f852136c2a8ee37b0aebfa32fb0180e87f16c2de1976.exe 0288361027396c980607f852136c2a8ee37b0aebfa32fb0180e87f16c2de1976.tmp PID 3644 wrote to memory of 3828 3644 0288361027396c980607f852136c2a8ee37b0aebfa32fb0180e87f16c2de1976.tmp starsaudioconverter32.exe PID 3644 wrote to memory of 3828 3644 0288361027396c980607f852136c2a8ee37b0aebfa32fb0180e87f16c2de1976.tmp starsaudioconverter32.exe PID 3644 wrote to memory of 3828 3644 0288361027396c980607f852136c2a8ee37b0aebfa32fb0180e87f16c2de1976.tmp starsaudioconverter32.exe PID 3644 wrote to memory of 728 3644 0288361027396c980607f852136c2a8ee37b0aebfa32fb0180e87f16c2de1976.tmp starsaudioconverter32.exe PID 3644 wrote to memory of 728 3644 0288361027396c980607f852136c2a8ee37b0aebfa32fb0180e87f16c2de1976.tmp starsaudioconverter32.exe PID 3644 wrote to memory of 728 3644 0288361027396c980607f852136c2a8ee37b0aebfa32fb0180e87f16c2de1976.tmp starsaudioconverter32.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\0288361027396c980607f852136c2a8ee37b0aebfa32fb0180e87f16c2de1976.exe"C:\Users\Admin\AppData\Local\Temp\0288361027396c980607f852136c2a8ee37b0aebfa32fb0180e87f16c2de1976.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\is-RTPB9.tmp\0288361027396c980607f852136c2a8ee37b0aebfa32fb0180e87f16c2de1976.tmp"C:\Users\Admin\AppData\Local\Temp\is-RTPB9.tmp\0288361027396c980607f852136c2a8ee37b0aebfa32fb0180e87f16c2de1976.tmp" /SL5="$600EA,4827110,54272,C:\Users\Admin\AppData\Local\Temp\0288361027396c980607f852136c2a8ee37b0aebfa32fb0180e87f16c2de1976.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\OrangeStars Audio Converter\starsaudioconverter32.exe"C:\Users\Admin\AppData\Local\OrangeStars Audio Converter\starsaudioconverter32.exe" -i3⤵
- Executes dropped EXE
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C:\Users\Admin\AppData\Local\OrangeStars Audio Converter\starsaudioconverter32.exe"C:\Users\Admin\AppData\Local\OrangeStars Audio Converter\starsaudioconverter32.exe" -s3⤵
- Executes dropped EXE
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=1036 --field-trial-handle=2272,i,4858140932023865871,5726683989663339295,262144 --variations-seed-version /prefetch:81⤵
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\OrangeStars Audio Converter\starsaudioconverter32.exeFilesize
2.4MB
MD51e605b2f7c4dc09a0d6d523d26b7312b
SHA10c9f04bcbcff8871138fed00aa02765ce0f123a0
SHA256923f8e55cf1560fa17831e5333817946a01f68aad92476e458a11b9280ba0a29
SHA5120178cd3be66a4eef57b133098f76df717e5100647c734398170c5a03578e29f617f478b11a32d1b46d2ca10f56bcd61c21936daef6e770f420e29da31dc2f8b3
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C:\Users\Admin\AppData\Local\Temp\is-Q0GRI.tmp\_isetup\_iscrypt.dllFilesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
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C:\Users\Admin\AppData\Local\Temp\is-RTPB9.tmp\0288361027396c980607f852136c2a8ee37b0aebfa32fb0180e87f16c2de1976.tmpFilesize
680KB
MD529da7e3bec87235642f4c72ac4df72d1
SHA169d07967cf80c72a2f00af2764ba152321382d23
SHA256d4adce8a98b1f3b3bede8c88027ae9cc0f0ee4c5a1e6cc9fc7f8fcaf927633e9
SHA512f345b11d9dbe069a8b18a33f8560aa6e9c885f1a38e2511504dff56e9d182224d8134aa08b5ccc7b50d6d4a34f0dcfa5740dda2a0363a067f38dfe08c1aa53c7
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memory/728-98-0x0000000000400000-0x0000000000661000-memory.dmpFilesize
2.4MB
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memory/728-100-0x0000000000400000-0x0000000000661000-memory.dmpFilesize
2.4MB
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memory/728-114-0x0000000000400000-0x0000000000661000-memory.dmpFilesize
2.4MB
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memory/728-111-0x0000000000400000-0x0000000000661000-memory.dmpFilesize
2.4MB
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memory/728-108-0x0000000000400000-0x0000000000661000-memory.dmpFilesize
2.4MB
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memory/728-105-0x0000000000400000-0x0000000000661000-memory.dmpFilesize
2.4MB
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memory/728-102-0x0000000000400000-0x0000000000661000-memory.dmpFilesize
2.4MB
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memory/728-95-0x0000000000400000-0x0000000000661000-memory.dmpFilesize
2.4MB
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memory/728-70-0x0000000000400000-0x0000000000661000-memory.dmpFilesize
2.4MB
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memory/728-90-0x0000000000870000-0x0000000000912000-memory.dmpFilesize
648KB
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memory/728-73-0x0000000000400000-0x0000000000661000-memory.dmpFilesize
2.4MB
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memory/728-76-0x0000000000400000-0x0000000000661000-memory.dmpFilesize
2.4MB
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memory/728-79-0x0000000000400000-0x0000000000661000-memory.dmpFilesize
2.4MB
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memory/728-82-0x0000000000400000-0x0000000000661000-memory.dmpFilesize
2.4MB
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memory/728-85-0x0000000000400000-0x0000000000661000-memory.dmpFilesize
2.4MB
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memory/728-88-0x0000000000400000-0x0000000000661000-memory.dmpFilesize
2.4MB
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memory/3644-69-0x0000000000400000-0x00000000004BA000-memory.dmpFilesize
744KB
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memory/3644-7-0x0000000000400000-0x00000000004BA000-memory.dmpFilesize
744KB
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memory/3828-66-0x0000000000400000-0x0000000000661000-memory.dmpFilesize
2.4MB
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memory/3828-62-0x0000000000400000-0x0000000000661000-memory.dmpFilesize
2.4MB
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memory/3828-61-0x0000000000400000-0x0000000000661000-memory.dmpFilesize
2.4MB
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memory/3828-60-0x0000000000400000-0x0000000000661000-memory.dmpFilesize
2.4MB
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memory/4136-0-0x0000000000400000-0x0000000000414000-memory.dmpFilesize
80KB
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memory/4136-2-0x0000000000401000-0x000000000040B000-memory.dmpFilesize
40KB
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memory/4136-17-0x0000000000400000-0x0000000000414000-memory.dmpFilesize
80KB