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Analysis
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max time kernel
156s -
max time network
160s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
04/12/2022, 02:37
Static task
static1
Behavioral task
behavioral1
Sample
d5658d17709d4ec1f839d2c6faabc2321cb2fa59c290f3b053bfd6fbcc5e1a56.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
d5658d17709d4ec1f839d2c6faabc2321cb2fa59c290f3b053bfd6fbcc5e1a56.exe
Resource
win10v2004-20220812-en
General
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Target
d5658d17709d4ec1f839d2c6faabc2321cb2fa59c290f3b053bfd6fbcc5e1a56.exe
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Size
54KB
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MD5
b047aa40129dc10333cf02d9935db56b
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SHA1
eaefbe8544b5606bb68dd46f328d806563f0461e
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SHA256
d5658d17709d4ec1f839d2c6faabc2321cb2fa59c290f3b053bfd6fbcc5e1a56
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SHA512
239686a964b2f4ee5c6ca6b533cca9aa0a00e34baf22f47a4b03a441293a16b34af24756cc9cb30fe0c2346f7930445c1525ae38647f57f43367fc149b2f6b37
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SSDEEP
384:aIQwN/ZxDnD90Ypw76YLC9rFA7DiJMkiAnt9+iI/l7Lum:bjN/3Oj7FC9rFK2Aot9+io9um
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 3404 smcoc.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-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation d5658d17709d4ec1f839d2c6faabc2321cb2fa59c290f3b053bfd6fbcc5e1a56.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4684 wrote to memory of 3404 4684 d5658d17709d4ec1f839d2c6faabc2321cb2fa59c290f3b053bfd6fbcc5e1a56.exe 80 PID 4684 wrote to memory of 3404 4684 d5658d17709d4ec1f839d2c6faabc2321cb2fa59c290f3b053bfd6fbcc5e1a56.exe 80 PID 4684 wrote to memory of 3404 4684 d5658d17709d4ec1f839d2c6faabc2321cb2fa59c290f3b053bfd6fbcc5e1a56.exe 80
Processes
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C:\Users\Admin\AppData\Local\Temp\d5658d17709d4ec1f839d2c6faabc2321cb2fa59c290f3b053bfd6fbcc5e1a56.exe"C:\Users\Admin\AppData\Local\Temp\d5658d17709d4ec1f839d2c6faabc2321cb2fa59c290f3b053bfd6fbcc5e1a56.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4684 -
C:\Users\Admin\AppData\Local\Temp\smcoc.exe"C:\Users\Admin\AppData\Local\Temp\smcoc.exe"2⤵
- Executes dropped EXE
PID:3404
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
55KB
MD5cab6f1db32d87368900983f0f44c00f7
SHA161261d80470ae2bd25693d5994ca90d54ac2de0f
SHA256955690a684982382e6e90f86c1503ba9b5b30e4b4df51a245b8ae2e133b52762
SHA5126fdd4325de197532527ed209f2e1c958515d4f6112b92f8ee73d3885727aa33ab1054284ad832bb1a10a8e956108da8f26f39bf395f86381f40f9dd7e4fbcdb2
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Filesize
55KB
MD5cab6f1db32d87368900983f0f44c00f7
SHA161261d80470ae2bd25693d5994ca90d54ac2de0f
SHA256955690a684982382e6e90f86c1503ba9b5b30e4b4df51a245b8ae2e133b52762
SHA5126fdd4325de197532527ed209f2e1c958515d4f6112b92f8ee73d3885727aa33ab1054284ad832bb1a10a8e956108da8f26f39bf395f86381f40f9dd7e4fbcdb2