Analysis
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max time kernel
152s -
max time network
95s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
24/11/2022, 10:57
Static task
static1
Behavioral task
behavioral1
Sample
0a733e1a622a8c4c4a4631a8582fcddee3e7f399d405624c7b6dd0d01b3b6d8e.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
0a733e1a622a8c4c4a4631a8582fcddee3e7f399d405624c7b6dd0d01b3b6d8e.exe
Resource
win10v2004-20220812-en
General
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Target
0a733e1a622a8c4c4a4631a8582fcddee3e7f399d405624c7b6dd0d01b3b6d8e.exe
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Size
446KB
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MD5
2c8de954eb09e95fe19198a60d0ecd60
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SHA1
c8a890d82d6ccf20e8a2db78728b9f3cc04eadc4
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SHA256
0a733e1a622a8c4c4a4631a8582fcddee3e7f399d405624c7b6dd0d01b3b6d8e
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SHA512
6dcf1c414c99fd4c461328112512dcf97727663408b8e45218aa160101669db219977ae35f51fe5f5d797d32944b8325251484c4f869d942d107a4c3f6bf9e7c
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SSDEEP
6144:3aLKyEbFBiHIP5Cvf29X0mcG3wGQDOaDXnBHfdQQZXqEcnJIulg06lfKCpm:qj8mHIcvf26GHQSaD3BVQQExxlDCyZ
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 544 0a733e1a622a8c4c4a4631a8582fcddee3e7f399d405624c7b6dd0d01b3b6d8e.exe -
Loads dropped DLL 2 IoCs
pid Process 1648 0a733e1a622a8c4c4a4631a8582fcddee3e7f399d405624c7b6dd0d01b3b6d8e.exe 1648 0a733e1a622a8c4c4a4631a8582fcddee3e7f399d405624c7b6dd0d01b3b6d8e.exe -
Adds Run key to start application 2 TTPs 4 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run reg.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\Java = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Java\\Java Install.exe.lnk" reg.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\systemlog = "\\systemlog32\\systemlogger.exe" 0a733e1a622a8c4c4a4631a8582fcddee3e7f399d405624c7b6dd0d01b3b6d8e.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\systemlog = "C:\\Users\\Admin\\AppData\\Local\\Temp\\systemlog32\\systemlogger.exe" 0a733e1a622a8c4c4a4631a8582fcddee3e7f399d405624c7b6dd0d01b3b6d8e.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1648 set thread context of 544 1648 0a733e1a622a8c4c4a4631a8582fcddee3e7f399d405624c7b6dd0d01b3b6d8e.exe 31 -
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 1 IoCs
pid Process 1648 0a733e1a622a8c4c4a4631a8582fcddee3e7f399d405624c7b6dd0d01b3b6d8e.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 544 0a733e1a622a8c4c4a4631a8582fcddee3e7f399d405624c7b6dd0d01b3b6d8e.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 1648 0a733e1a622a8c4c4a4631a8582fcddee3e7f399d405624c7b6dd0d01b3b6d8e.exe Token: SeDebugPrivilege 544 0a733e1a622a8c4c4a4631a8582fcddee3e7f399d405624c7b6dd0d01b3b6d8e.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 544 0a733e1a622a8c4c4a4631a8582fcddee3e7f399d405624c7b6dd0d01b3b6d8e.exe -
Suspicious use of WriteProcessMemory 17 IoCs
description pid Process procid_target PID 1648 wrote to memory of 1776 1648 0a733e1a622a8c4c4a4631a8582fcddee3e7f399d405624c7b6dd0d01b3b6d8e.exe 28 PID 1648 wrote to memory of 1776 1648 0a733e1a622a8c4c4a4631a8582fcddee3e7f399d405624c7b6dd0d01b3b6d8e.exe 28 PID 1648 wrote to memory of 1776 1648 0a733e1a622a8c4c4a4631a8582fcddee3e7f399d405624c7b6dd0d01b3b6d8e.exe 28 PID 1648 wrote to memory of 1776 1648 0a733e1a622a8c4c4a4631a8582fcddee3e7f399d405624c7b6dd0d01b3b6d8e.exe 28 PID 1776 wrote to memory of 660 1776 cmd.exe 30 PID 1776 wrote to memory of 660 1776 cmd.exe 30 PID 1776 wrote to memory of 660 1776 cmd.exe 30 PID 1776 wrote to memory of 660 1776 cmd.exe 30 PID 1648 wrote to memory of 544 1648 0a733e1a622a8c4c4a4631a8582fcddee3e7f399d405624c7b6dd0d01b3b6d8e.exe 31 PID 1648 wrote to memory of 544 1648 0a733e1a622a8c4c4a4631a8582fcddee3e7f399d405624c7b6dd0d01b3b6d8e.exe 31 PID 1648 wrote to memory of 544 1648 0a733e1a622a8c4c4a4631a8582fcddee3e7f399d405624c7b6dd0d01b3b6d8e.exe 31 PID 1648 wrote to memory of 544 1648 0a733e1a622a8c4c4a4631a8582fcddee3e7f399d405624c7b6dd0d01b3b6d8e.exe 31 PID 1648 wrote to memory of 544 1648 0a733e1a622a8c4c4a4631a8582fcddee3e7f399d405624c7b6dd0d01b3b6d8e.exe 31 PID 1648 wrote to memory of 544 1648 0a733e1a622a8c4c4a4631a8582fcddee3e7f399d405624c7b6dd0d01b3b6d8e.exe 31 PID 1648 wrote to memory of 544 1648 0a733e1a622a8c4c4a4631a8582fcddee3e7f399d405624c7b6dd0d01b3b6d8e.exe 31 PID 1648 wrote to memory of 544 1648 0a733e1a622a8c4c4a4631a8582fcddee3e7f399d405624c7b6dd0d01b3b6d8e.exe 31 PID 1648 wrote to memory of 544 1648 0a733e1a622a8c4c4a4631a8582fcddee3e7f399d405624c7b6dd0d01b3b6d8e.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\0a733e1a622a8c4c4a4631a8582fcddee3e7f399d405624c7b6dd0d01b3b6d8e.exe"C:\Users\Admin\AppData\Local\Temp\0a733e1a622a8c4c4a4631a8582fcddee3e7f399d405624c7b6dd0d01b3b6d8e.exe"1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1648 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c reg add "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /f /v "Java" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\Java\Java Install.exe.lnk"2⤵
- Suspicious use of WriteProcessMemory
PID:1776 -
C:\Windows\SysWOW64\reg.exereg add "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /f /v "Java" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\Java\Java Install.exe.lnk"3⤵
- Adds Run key to start application
PID:660
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C:\Users\Admin\AppData\Local\Temp\0a733e1a622a8c4c4a4631a8582fcddee3e7f399d405624c7b6dd0d01b3b6d8e.exe"C:\Users\Admin\AppData\Local\Temp\0a733e1a622a8c4c4a4631a8582fcddee3e7f399d405624c7b6dd0d01b3b6d8e.exe"2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:544
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\0a733e1a622a8c4c4a4631a8582fcddee3e7f399d405624c7b6dd0d01b3b6d8e.exe
Filesize446KB
MD52c8de954eb09e95fe19198a60d0ecd60
SHA1c8a890d82d6ccf20e8a2db78728b9f3cc04eadc4
SHA2560a733e1a622a8c4c4a4631a8582fcddee3e7f399d405624c7b6dd0d01b3b6d8e
SHA5126dcf1c414c99fd4c461328112512dcf97727663408b8e45218aa160101669db219977ae35f51fe5f5d797d32944b8325251484c4f869d942d107a4c3f6bf9e7c
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\Users\Admin\AppData\Local\Temp\0a733e1a622a8c4c4a4631a8582fcddee3e7f399d405624c7b6dd0d01b3b6d8e.exe
Filesize446KB
MD52c8de954eb09e95fe19198a60d0ecd60
SHA1c8a890d82d6ccf20e8a2db78728b9f3cc04eadc4
SHA2560a733e1a622a8c4c4a4631a8582fcddee3e7f399d405624c7b6dd0d01b3b6d8e
SHA5126dcf1c414c99fd4c461328112512dcf97727663408b8e45218aa160101669db219977ae35f51fe5f5d797d32944b8325251484c4f869d942d107a4c3f6bf9e7c
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Filesize
446KB
MD52c8de954eb09e95fe19198a60d0ecd60
SHA1c8a890d82d6ccf20e8a2db78728b9f3cc04eadc4
SHA2560a733e1a622a8c4c4a4631a8582fcddee3e7f399d405624c7b6dd0d01b3b6d8e
SHA5126dcf1c414c99fd4c461328112512dcf97727663408b8e45218aa160101669db219977ae35f51fe5f5d797d32944b8325251484c4f869d942d107a4c3f6bf9e7c