Analysis
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max time kernel
28s -
max time network
46s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
23-11-2022 19:07
Static task
static1
Behavioral task
behavioral1
Sample
d3439574071195299e3e8c7711dd96899fa069a5c78734f3282e701c1e9e18db.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
d3439574071195299e3e8c7711dd96899fa069a5c78734f3282e701c1e9e18db.exe
Resource
win10v2004-20221111-en
General
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Target
d3439574071195299e3e8c7711dd96899fa069a5c78734f3282e701c1e9e18db.exe
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Size
172KB
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MD5
53a054a90836fcf21c006128260a76c0
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SHA1
b82d8701610e1371ce1254d744a08537029b144d
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SHA256
d3439574071195299e3e8c7711dd96899fa069a5c78734f3282e701c1e9e18db
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SHA512
98a175cfc647898c5fd0059bd99145d1f86bb70a90c8f8c45287a488d6aeb6fd51c652ea5b6c04a55d1170858ceaba014f0556c487a07893eec976df23816bcf
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SSDEEP
1536:N9ok1MA1b96lU77m5dRloraVQl7MH5xtcl8jsQIrHoK7C6C60:Nh1JYq7m5WWal7MH5xtoSGFC
Malware Config
Signatures
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Deletes itself 1 IoCs
Processes:
cmd.exepid process 1812 cmd.exe -
Maps connected drives based on registry 3 TTPs 2 IoCs
Disk information is often read in order to detect sandboxing environments.
Processes:
d3439574071195299e3e8c7711dd96899fa069a5c78734f3282e701c1e9e18db.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum d3439574071195299e3e8c7711dd96899fa069a5c78734f3282e701c1e9e18db.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 d3439574071195299e3e8c7711dd96899fa069a5c78734f3282e701c1e9e18db.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 960 tasklist.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
d3439574071195299e3e8c7711dd96899fa069a5c78734f3282e701c1e9e18db.exepid process 1792 d3439574071195299e3e8c7711dd96899fa069a5c78734f3282e701c1e9e18db.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
d3439574071195299e3e8c7711dd96899fa069a5c78734f3282e701c1e9e18db.execmd.exedescription pid process target process PID 1792 wrote to memory of 1812 1792 d3439574071195299e3e8c7711dd96899fa069a5c78734f3282e701c1e9e18db.exe cmd.exe PID 1792 wrote to memory of 1812 1792 d3439574071195299e3e8c7711dd96899fa069a5c78734f3282e701c1e9e18db.exe cmd.exe PID 1792 wrote to memory of 1812 1792 d3439574071195299e3e8c7711dd96899fa069a5c78734f3282e701c1e9e18db.exe cmd.exe PID 1792 wrote to memory of 1812 1792 d3439574071195299e3e8c7711dd96899fa069a5c78734f3282e701c1e9e18db.exe cmd.exe PID 1812 wrote to memory of 960 1812 cmd.exe tasklist.exe PID 1812 wrote to memory of 960 1812 cmd.exe tasklist.exe PID 1812 wrote to memory of 960 1812 cmd.exe tasklist.exe PID 1812 wrote to memory of 960 1812 cmd.exe tasklist.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\d3439574071195299e3e8c7711dd96899fa069a5c78734f3282e701c1e9e18db.exe"C:\Users\Admin\AppData\Local\Temp\d3439574071195299e3e8c7711dd96899fa069a5c78734f3282e701c1e9e18db.exe"1⤵
- Maps connected drives based on registry
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1792 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c tasklist&&del d3439574071195299e3e8c7711dd96899fa069a5c78734f3282e701c1e9e18db.exe2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1812 -
C:\Windows\SysWOW64\tasklist.exetasklist3⤵
- Enumerates processes with tasklist
- Suspicious use of AdjustPrivilegeToken
PID:960