Analysis
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max time kernel
30s -
max time network
46s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
29/11/2022, 05:57
Static task
static1
Behavioral task
behavioral1
Sample
89dbc443ad952b8f8b2ba6e43126ef43fde0bf9024cf38f6bc66514a4525fb19.dll
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
89dbc443ad952b8f8b2ba6e43126ef43fde0bf9024cf38f6bc66514a4525fb19.dll
Resource
win10v2004-20220812-en
General
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Target
89dbc443ad952b8f8b2ba6e43126ef43fde0bf9024cf38f6bc66514a4525fb19.dll
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Size
60KB
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MD5
68b5aa82f663f1d46fde94f6ffefb1d9
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SHA1
1234892386db5d4fc63225512057a38e499c877b
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SHA256
89dbc443ad952b8f8b2ba6e43126ef43fde0bf9024cf38f6bc66514a4525fb19
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SHA512
6cb951a3a49a75538d4ecdb765ae2f7aac06eb7247b397efef8416c2ac9a14ff6bf58e0516e10c653828ea735ddb65a16d37d9b61c28f8f40704d63394e10663
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SSDEEP
768:aBZX+Nzp4mjNx4Ds4l6iE18++uWdB9GBc81f+Iw5BLJUXNPgH9nmscY:aPdc1inuWdB9r8YXPJY2BmscY
Malware Config
Signatures
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Modifies AppInit DLL entries 2 TTPs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Modifies registry class 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\regfile\shell\open\command\ = "regedit.exe /s \"%1\"" rundll32.exe -
Runs .reg file with regedit 1 IoCs
pid Process 1340 regedit.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1488 rundll32.exe 1488 rundll32.exe -
Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 1632 wrote to memory of 1488 1632 rundll32.exe 27 PID 1632 wrote to memory of 1488 1632 rundll32.exe 27 PID 1632 wrote to memory of 1488 1632 rundll32.exe 27 PID 1632 wrote to memory of 1488 1632 rundll32.exe 27 PID 1632 wrote to memory of 1488 1632 rundll32.exe 27 PID 1632 wrote to memory of 1488 1632 rundll32.exe 27 PID 1632 wrote to memory of 1488 1632 rundll32.exe 27 PID 1488 wrote to memory of 960 1488 rundll32.exe 28 PID 1488 wrote to memory of 960 1488 rundll32.exe 28 PID 1488 wrote to memory of 960 1488 rundll32.exe 28 PID 1488 wrote to memory of 960 1488 rundll32.exe 28 PID 960 wrote to memory of 1340 960 cmd.exe 30 PID 960 wrote to memory of 1340 960 cmd.exe 30 PID 960 wrote to memory of 1340 960 cmd.exe 30 PID 960 wrote to memory of 1340 960 cmd.exe 30
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\89dbc443ad952b8f8b2ba6e43126ef43fde0bf9024cf38f6bc66514a4525fb19.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1632 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\89dbc443ad952b8f8b2ba6e43126ef43fde0bf9024cf38f6bc66514a4525fb19.dll,#12⤵
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1488 -
C:\Windows\SysWOW64\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\a.reg3⤵
- Suspicious use of WriteProcessMemory
PID:960 -
C:\Windows\SysWOW64\regedit.exe"regedit.exe" /s "C:\Users\Admin\AppData\Local\Temp\a.reg"4⤵
- Runs .reg file with regedit
PID:1340
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
152B
MD5b100f5324ef74ded0b998e64d07a2e19
SHA140b0d7f51bf2dd8451f1b723d21355c471a5fa46
SHA2563db613d24a75ae220891698c055e1c580a42e58564f568a0510db87581cc2042
SHA512c12391bb37c334074f7d7e1257b6364fd5cbce848e0a8fe15b8326f54fd9568fe3baec58618c4334027a774a06a08ec249cb71db925c1f85feee6a3d3a816c04