Analysis
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max time kernel
91s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20220414-en -
submitted
10-06-2022 15:37
Static task
static1
Behavioral task
behavioral1
Sample
76ed2ef41db9ec357168cd38daeff1079458af868a037251d3fec36de1b72086.exe
Resource
win7-20220414-en
General
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Target
76ed2ef41db9ec357168cd38daeff1079458af868a037251d3fec36de1b72086.exe
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Size
218KB
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MD5
7804c8a590250469feed31c85da8acf3
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SHA1
bdc5e81cf0cdb4b09f8e05826110b42b78e1bd16
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SHA256
76ed2ef41db9ec357168cd38daeff1079458af868a037251d3fec36de1b72086
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SHA512
17743414c5e80686dd0124661570533791df27f14c75452e89e0de5030b2535f2edac4bad349168e2564aee0058f539eec4dc1899b29713d9d90f5b0f8e450a5
Malware Config
Extracted
netdooka
http://93.115.21.45/gtaddress
Signatures
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
76ed2ef41db9ec357168cd38daeff1079458af868a037251d3fec36de1b72086.exedescription ioc Process Key value queried \REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Control Panel\International\Geo\Nation 76ed2ef41db9ec357168cd38daeff1079458af868a037251d3fec36de1b72086.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Program crash 1 IoCs
Processes:
WerFault.exepid pid_target Process procid_target 4880 3932 WerFault.exe 78 -
Runs ping.exe 1 TTPs 1 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
76ed2ef41db9ec357168cd38daeff1079458af868a037251d3fec36de1b72086.exedescription pid Process Token: SeDebugPrivilege 3932 76ed2ef41db9ec357168cd38daeff1079458af868a037251d3fec36de1b72086.exe -
Suspicious use of WriteProcessMemory 2 IoCs
Processes:
76ed2ef41db9ec357168cd38daeff1079458af868a037251d3fec36de1b72086.exedescription pid Process procid_target PID 3932 wrote to memory of 4844 3932 76ed2ef41db9ec357168cd38daeff1079458af868a037251d3fec36de1b72086.exe 79 PID 3932 wrote to memory of 4844 3932 76ed2ef41db9ec357168cd38daeff1079458af868a037251d3fec36de1b72086.exe 79
Processes
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C:\Users\Admin\AppData\Local\Temp\76ed2ef41db9ec357168cd38daeff1079458af868a037251d3fec36de1b72086.exe"C:\Users\Admin\AppData\Local\Temp\76ed2ef41db9ec357168cd38daeff1079458af868a037251d3fec36de1b72086.exe"1⤵
- Checks computer location settings
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3932 -
C:\Windows\System32\PING.EXE"C:\Windows\System32\PING.EXE" 23.18.9.8 -n 32⤵
- Runs ping.exe
PID:4844
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C:\Windows\system32\WerFault.exeC:\Windows\system32\WerFault.exe -u -p 3932 -s 11842⤵
- Program crash
PID:4880
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C:\Windows\system32\WerFault.exeC:\Windows\system32\WerFault.exe -pss -s 424 -p 3932 -ip 39321⤵PID:2516