Analysis
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max time kernel
183s -
max time network
188s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
23-11-2022 16:52
Static task
static1
Behavioral task
behavioral1
Sample
55698d24d2d606b53f2433608af775349b586a2a9d13dced659d11d10bc70f3b.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
55698d24d2d606b53f2433608af775349b586a2a9d13dced659d11d10bc70f3b.exe
Resource
win10v2004-20221111-en
General
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Target
55698d24d2d606b53f2433608af775349b586a2a9d13dced659d11d10bc70f3b.exe
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Size
76KB
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MD5
5391b1529c6641def796b87b278eba40
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SHA1
02d27ebc0e68ffd939fa32376623fbc835dafe21
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SHA256
55698d24d2d606b53f2433608af775349b586a2a9d13dced659d11d10bc70f3b
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SHA512
187e62f35048b309cc7877061732a2eaa798b3e0112ea6ed9b86adea528a04d4025fdc577c75c7c7d9a518b6f0c39c35b4b44fc662022b26688b692c5cdefc75
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SSDEEP
1536:sidlOpARAc+o3Kef6b4BfnjmNHp0FgHJazt+ZdRW:LdguAfbknywFgHJaR0W
Malware Config
Signatures
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
55698d24d2d606b53f2433608af775349b586a2a9d13dced659d11d10bc70f3b.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Control Panel\International\Geo\Nation 55698d24d2d606b53f2433608af775349b586a2a9d13dced659d11d10bc70f3b.exe -
Maps connected drives based on registry 3 TTPs 2 IoCs
Disk information is often read in order to detect sandboxing environments.
Processes:
55698d24d2d606b53f2433608af775349b586a2a9d13dced659d11d10bc70f3b.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum 55698d24d2d606b53f2433608af775349b586a2a9d13dced659d11d10bc70f3b.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 55698d24d2d606b53f2433608af775349b586a2a9d13dced659d11d10bc70f3b.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Enumerates processes with tasklist 1 TTPs 1 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
tasklist.exedescription pid process Token: SeDebugPrivilege 116 tasklist.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
55698d24d2d606b53f2433608af775349b586a2a9d13dced659d11d10bc70f3b.exepid process 4044 55698d24d2d606b53f2433608af775349b586a2a9d13dced659d11d10bc70f3b.exe -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
55698d24d2d606b53f2433608af775349b586a2a9d13dced659d11d10bc70f3b.execmd.exedescription pid process target process PID 4044 wrote to memory of 2168 4044 55698d24d2d606b53f2433608af775349b586a2a9d13dced659d11d10bc70f3b.exe cmd.exe PID 4044 wrote to memory of 2168 4044 55698d24d2d606b53f2433608af775349b586a2a9d13dced659d11d10bc70f3b.exe cmd.exe PID 4044 wrote to memory of 2168 4044 55698d24d2d606b53f2433608af775349b586a2a9d13dced659d11d10bc70f3b.exe cmd.exe PID 2168 wrote to memory of 116 2168 cmd.exe tasklist.exe PID 2168 wrote to memory of 116 2168 cmd.exe tasklist.exe PID 2168 wrote to memory of 116 2168 cmd.exe tasklist.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\55698d24d2d606b53f2433608af775349b586a2a9d13dced659d11d10bc70f3b.exe"C:\Users\Admin\AppData\Local\Temp\55698d24d2d606b53f2433608af775349b586a2a9d13dced659d11d10bc70f3b.exe"1⤵
- Checks computer location settings
- Maps connected drives based on registry
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4044 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c tasklist&&del 55698d24d2d606b53f2433608af775349b586a2a9d13dced659d11d10bc70f3b.exe2⤵
- Suspicious use of WriteProcessMemory
PID:2168 -
C:\Windows\SysWOW64\tasklist.exetasklist3⤵
- Enumerates processes with tasklist
- Suspicious use of AdjustPrivilegeToken
PID:116
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