Analysis
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max time kernel
90s -
max time network
144s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
20/11/2022, 20:31
Static task
static1
Behavioral task
behavioral1
Sample
ed762eadb77c47c6c41a128a73044bc2f78eeae23692f3017ce69d77ae48ea92.exe
Resource
win7-20221111-en
General
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Target
ed762eadb77c47c6c41a128a73044bc2f78eeae23692f3017ce69d77ae48ea92.exe
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Size
3.0MB
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MD5
aca7952ccf72c0bd438dfe5165b187ae
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SHA1
40552bb8b478d7bf0aedc22cce41e9a939744311
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SHA256
ed762eadb77c47c6c41a128a73044bc2f78eeae23692f3017ce69d77ae48ea92
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SHA512
30af5757ea07276f22ae8a04cafbfb74982d367baf98c72c5dd511de79001cb70930e6dcd7284de86d2bb6d918edfd40e9d26f4b75a504eea3fa3723f3e8c1d2
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SSDEEP
49152:JGrE9/ITn4sOwVSb1+/zS7vBUMMS5dhQLt01oS4Q+6Gx9p50ry+9nfya:ejkbuO7BUMMS5dhQ61oF/6UpkHVB
Malware Config
Extracted
nymaim
45.139.105.171
85.31.46.167
Signatures
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Executes dropped EXE 1 IoCs
pid Process 3504 m513puIx.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation ed762eadb77c47c6c41a128a73044bc2f78eeae23692f3017ce69d77ae48ea92.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Kills process with taskkill 1 IoCs
pid Process 3560 taskkill.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 3488 ed762eadb77c47c6c41a128a73044bc2f78eeae23692f3017ce69d77ae48ea92.exe 3488 ed762eadb77c47c6c41a128a73044bc2f78eeae23692f3017ce69d77ae48ea92.exe 3488 ed762eadb77c47c6c41a128a73044bc2f78eeae23692f3017ce69d77ae48ea92.exe 3488 ed762eadb77c47c6c41a128a73044bc2f78eeae23692f3017ce69d77ae48ea92.exe 3488 ed762eadb77c47c6c41a128a73044bc2f78eeae23692f3017ce69d77ae48ea92.exe 3488 ed762eadb77c47c6c41a128a73044bc2f78eeae23692f3017ce69d77ae48ea92.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3560 taskkill.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 3488 wrote to memory of 3504 3488 ed762eadb77c47c6c41a128a73044bc2f78eeae23692f3017ce69d77ae48ea92.exe 83 PID 3488 wrote to memory of 3504 3488 ed762eadb77c47c6c41a128a73044bc2f78eeae23692f3017ce69d77ae48ea92.exe 83 PID 3488 wrote to memory of 3504 3488 ed762eadb77c47c6c41a128a73044bc2f78eeae23692f3017ce69d77ae48ea92.exe 83 PID 3488 wrote to memory of 824 3488 ed762eadb77c47c6c41a128a73044bc2f78eeae23692f3017ce69d77ae48ea92.exe 89 PID 3488 wrote to memory of 824 3488 ed762eadb77c47c6c41a128a73044bc2f78eeae23692f3017ce69d77ae48ea92.exe 89 PID 3488 wrote to memory of 824 3488 ed762eadb77c47c6c41a128a73044bc2f78eeae23692f3017ce69d77ae48ea92.exe 89 PID 824 wrote to memory of 3560 824 cmd.exe 91 PID 824 wrote to memory of 3560 824 cmd.exe 91 PID 824 wrote to memory of 3560 824 cmd.exe 91
Processes
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C:\Users\Admin\AppData\Local\Temp\ed762eadb77c47c6c41a128a73044bc2f78eeae23692f3017ce69d77ae48ea92.exe"C:\Users\Admin\AppData\Local\Temp\ed762eadb77c47c6c41a128a73044bc2f78eeae23692f3017ce69d77ae48ea92.exe"1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3488 -
C:\Users\Admin\AppData\Roaming\{d6dc608d-2a27-11ed-a0e3-806e6f6e6963}\m513puIx.exe2⤵
- Executes dropped EXE
PID:3504
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c taskkill /im "ed762eadb77c47c6c41a128a73044bc2f78eeae23692f3017ce69d77ae48ea92.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\ed762eadb77c47c6c41a128a73044bc2f78eeae23692f3017ce69d77ae48ea92.exe" & exit2⤵
- Suspicious use of WriteProcessMemory
PID:824 -
C:\Windows\SysWOW64\taskkill.exetaskkill /im "ed762eadb77c47c6c41a128a73044bc2f78eeae23692f3017ce69d77ae48ea92.exe" /f3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:3560
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
72KB
MD53fb36cb0b7172e5298d2992d42984d06
SHA1439827777df4a337cbb9fa4a4640d0d3fa1738b7
SHA25627ae813ceff8aa56e9fa68c8e50bb1c6c4a01636015eac4bd8bf444afb7020d6
SHA5126b39cb32d77200209a25080ac92bc71b1f468e2946b651023793f3585ee6034adc70924dbd751cf4a51b5e71377854f1ab43c2dd287d4837e7b544ff886f470c
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Filesize
72KB
MD53fb36cb0b7172e5298d2992d42984d06
SHA1439827777df4a337cbb9fa4a4640d0d3fa1738b7
SHA25627ae813ceff8aa56e9fa68c8e50bb1c6c4a01636015eac4bd8bf444afb7020d6
SHA5126b39cb32d77200209a25080ac92bc71b1f468e2946b651023793f3585ee6034adc70924dbd751cf4a51b5e71377854f1ab43c2dd287d4837e7b544ff886f470c