Analysis
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max time kernel
143s -
max time network
127s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
20/11/2022, 19:41
Static task
static1
Behavioral task
behavioral1
Sample
0d631442024c0dfe43fff6b72b75d0a1279c096c36f8980b9fc8c1c1f84117dd.exe
Resource
win7-20220812-en
General
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Target
0d631442024c0dfe43fff6b72b75d0a1279c096c36f8980b9fc8c1c1f84117dd.exe
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Size
3.0MB
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MD5
888e3fb3dcbb89af2d5ac4a16dbf8c84
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SHA1
b1914b6c9aea96d60984821d153688e30437a3e4
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SHA256
0d631442024c0dfe43fff6b72b75d0a1279c096c36f8980b9fc8c1c1f84117dd
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SHA512
c94c21a7cc8a010686da4a1e0fa30a4ce288aacc0c8593d7f46c908c3929eb21034705a2660355b7c40f1718cf6e11fdf1a87c4817589ce130e30343bd1754b6
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SSDEEP
98304:N9kbuO7BUMMS5dhQ61oFUSm7edMQegicqD:B8nRiuTci
Malware Config
Extracted
nymaim
45.139.105.171
85.31.46.167
Signatures
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Executes dropped EXE 1 IoCs
pid Process 3508 jLTHmse.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-1-5-21-2971393436-602173351-1645505021-1000\Control Panel\International\Geo\Nation 0d631442024c0dfe43fff6b72b75d0a1279c096c36f8980b9fc8c1c1f84117dd.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 1588 taskkill.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 4580 0d631442024c0dfe43fff6b72b75d0a1279c096c36f8980b9fc8c1c1f84117dd.exe 4580 0d631442024c0dfe43fff6b72b75d0a1279c096c36f8980b9fc8c1c1f84117dd.exe 4580 0d631442024c0dfe43fff6b72b75d0a1279c096c36f8980b9fc8c1c1f84117dd.exe 4580 0d631442024c0dfe43fff6b72b75d0a1279c096c36f8980b9fc8c1c1f84117dd.exe 4580 0d631442024c0dfe43fff6b72b75d0a1279c096c36f8980b9fc8c1c1f84117dd.exe 4580 0d631442024c0dfe43fff6b72b75d0a1279c096c36f8980b9fc8c1c1f84117dd.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1588 taskkill.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 4580 wrote to memory of 3508 4580 0d631442024c0dfe43fff6b72b75d0a1279c096c36f8980b9fc8c1c1f84117dd.exe 85 PID 4580 wrote to memory of 3508 4580 0d631442024c0dfe43fff6b72b75d0a1279c096c36f8980b9fc8c1c1f84117dd.exe 85 PID 4580 wrote to memory of 3508 4580 0d631442024c0dfe43fff6b72b75d0a1279c096c36f8980b9fc8c1c1f84117dd.exe 85 PID 4580 wrote to memory of 4248 4580 0d631442024c0dfe43fff6b72b75d0a1279c096c36f8980b9fc8c1c1f84117dd.exe 91 PID 4580 wrote to memory of 4248 4580 0d631442024c0dfe43fff6b72b75d0a1279c096c36f8980b9fc8c1c1f84117dd.exe 91 PID 4580 wrote to memory of 4248 4580 0d631442024c0dfe43fff6b72b75d0a1279c096c36f8980b9fc8c1c1f84117dd.exe 91 PID 4248 wrote to memory of 1588 4248 cmd.exe 93 PID 4248 wrote to memory of 1588 4248 cmd.exe 93 PID 4248 wrote to memory of 1588 4248 cmd.exe 93
Processes
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C:\Users\Admin\AppData\Local\Temp\0d631442024c0dfe43fff6b72b75d0a1279c096c36f8980b9fc8c1c1f84117dd.exe"C:\Users\Admin\AppData\Local\Temp\0d631442024c0dfe43fff6b72b75d0a1279c096c36f8980b9fc8c1c1f84117dd.exe"1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4580 -
C:\Users\Admin\AppData\Roaming\{6e1ce040-6208-11ed-b5ce-806e6f6e6963}\jLTHmse.exe2⤵
- Executes dropped EXE
PID:3508
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c taskkill /im "0d631442024c0dfe43fff6b72b75d0a1279c096c36f8980b9fc8c1c1f84117dd.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\0d631442024c0dfe43fff6b72b75d0a1279c096c36f8980b9fc8c1c1f84117dd.exe" & exit2⤵
- Suspicious use of WriteProcessMemory
PID:4248 -
C:\Windows\SysWOW64\taskkill.exetaskkill /im "0d631442024c0dfe43fff6b72b75d0a1279c096c36f8980b9fc8c1c1f84117dd.exe" /f3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:1588
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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