Analysis
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max time kernel
182s -
max time network
177s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
24-11-2022 05:41
Static task
static1
Behavioral task
behavioral1
Sample
9b44ccb6e01dd9a3e020e0dbd26a6d8804fa882729cad3f95dfe2705337aaa0c.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
9b44ccb6e01dd9a3e020e0dbd26a6d8804fa882729cad3f95dfe2705337aaa0c.exe
Resource
win10v2004-20221111-en
General
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Target
9b44ccb6e01dd9a3e020e0dbd26a6d8804fa882729cad3f95dfe2705337aaa0c.exe
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Size
111KB
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MD5
7f06af4daf30a10baa152fdc52a3680d
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SHA1
378fc79c50bb028781b907d84a2bab105673e801
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SHA256
9b44ccb6e01dd9a3e020e0dbd26a6d8804fa882729cad3f95dfe2705337aaa0c
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SHA512
84b26c0155374a2a93dfaae5ccc615a1f02a92f5fe276140163f108ddf69be703a0886484239ba1b29ab6e9a276df0ffbc0a9aadfdb75c2b33cd799ae2826362
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SSDEEP
3072:tM/LO9qCD8qD81rxA1647lFFainRuAHNPRa0qN1h:SCderOGYmX
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
windows.exepid process 672 windows.exe -
Modifies Windows Firewall 1 TTPs 1 IoCs
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Drops startup file 2 IoCs
Processes:
windows.exedescription ioc process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\41317d65cbd61c873c5b673362508423.exe windows.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\41317d65cbd61c873c5b673362508423.exe windows.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
windows.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-575491160-2295418218-1540667289-1000\Software\Microsoft\Windows\CurrentVersion\Run\41317d65cbd61c873c5b673362508423 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\windows.exe\" .." windows.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\41317d65cbd61c873c5b673362508423 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\windows.exe\" .." windows.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious use of AdjustPrivilegeToken 17 IoCs
Processes:
windows.exedescription pid process Token: SeDebugPrivilege 672 windows.exe Token: 33 672 windows.exe Token: SeIncBasePriorityPrivilege 672 windows.exe Token: 33 672 windows.exe Token: SeIncBasePriorityPrivilege 672 windows.exe Token: 33 672 windows.exe Token: SeIncBasePriorityPrivilege 672 windows.exe Token: 33 672 windows.exe Token: SeIncBasePriorityPrivilege 672 windows.exe Token: 33 672 windows.exe Token: SeIncBasePriorityPrivilege 672 windows.exe Token: 33 672 windows.exe Token: SeIncBasePriorityPrivilege 672 windows.exe Token: 33 672 windows.exe Token: SeIncBasePriorityPrivilege 672 windows.exe Token: 33 672 windows.exe Token: SeIncBasePriorityPrivilege 672 windows.exe -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
9b44ccb6e01dd9a3e020e0dbd26a6d8804fa882729cad3f95dfe2705337aaa0c.exewindows.exedescription pid process target process PID 1208 wrote to memory of 672 1208 9b44ccb6e01dd9a3e020e0dbd26a6d8804fa882729cad3f95dfe2705337aaa0c.exe windows.exe PID 1208 wrote to memory of 672 1208 9b44ccb6e01dd9a3e020e0dbd26a6d8804fa882729cad3f95dfe2705337aaa0c.exe windows.exe PID 1208 wrote to memory of 672 1208 9b44ccb6e01dd9a3e020e0dbd26a6d8804fa882729cad3f95dfe2705337aaa0c.exe windows.exe PID 672 wrote to memory of 696 672 windows.exe netsh.exe PID 672 wrote to memory of 696 672 windows.exe netsh.exe PID 672 wrote to memory of 696 672 windows.exe netsh.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\9b44ccb6e01dd9a3e020e0dbd26a6d8804fa882729cad3f95dfe2705337aaa0c.exe"C:\Users\Admin\AppData\Local\Temp\9b44ccb6e01dd9a3e020e0dbd26a6d8804fa882729cad3f95dfe2705337aaa0c.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:1208 -
C:\Users\Admin\AppData\Local\Temp\windows.exe"C:\Users\Admin\AppData\Local\Temp\windows.exe"2⤵
- Executes dropped EXE
- Drops startup file
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:672 -
C:\Windows\system32\netsh.exenetsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\windows.exe" "windows.exe" ENABLE3⤵
- Modifies Windows Firewall
PID:696
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
111KB
MD57f06af4daf30a10baa152fdc52a3680d
SHA1378fc79c50bb028781b907d84a2bab105673e801
SHA2569b44ccb6e01dd9a3e020e0dbd26a6d8804fa882729cad3f95dfe2705337aaa0c
SHA51284b26c0155374a2a93dfaae5ccc615a1f02a92f5fe276140163f108ddf69be703a0886484239ba1b29ab6e9a276df0ffbc0a9aadfdb75c2b33cd799ae2826362
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Filesize
111KB
MD57f06af4daf30a10baa152fdc52a3680d
SHA1378fc79c50bb028781b907d84a2bab105673e801
SHA2569b44ccb6e01dd9a3e020e0dbd26a6d8804fa882729cad3f95dfe2705337aaa0c
SHA51284b26c0155374a2a93dfaae5ccc615a1f02a92f5fe276140163f108ddf69be703a0886484239ba1b29ab6e9a276df0ffbc0a9aadfdb75c2b33cd799ae2826362