Analysis
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max time kernel
105s -
max time network
114s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
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submitted
12-02-2023 17:05
General
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Target
7dd1b9c77b656ecbff01099deec50c1c65a19168fa1314869fca22f3193f6d07.exe
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Size
4.4MB
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MD5
b9182a18d285439d5a8f54e43acf7ed0
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SHA1
6bdb5cb62375d0defb52426fd55f1e73ade3a9a9
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SHA256
7dd1b9c77b656ecbff01099deec50c1c65a19168fa1314869fca22f3193f6d07
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SHA512
7f0007306704cddff6070d90b44fd737a458b2169a9e5cba5cce25c1d63de51973b063600fe482b9c51470d9856a82d88b4a7ad9869499fa27169c83b5e1463f
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SSDEEP
98304:AyXPoKTkGvDygM1dqd4gCNMTcrSahyeCKWkxla:Pzv2P1gx8tc50xk
Malware Config
Signatures
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
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Executes dropped EXE 2 IoCs
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Drops file in Program Files directory 18 IoCs
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Drops file in Windows directory 12 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious behavior: EnumeratesProcesses 64 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
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Suspicious use of SetWindowsHookEx 1 IoCs
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Suspicious use of WriteProcessMemory 9 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\7dd1b9c77b656ecbff01099deec50c1c65a19168fa1314869fca22f3193f6d07.exe"C:\Users\Admin\AppData\Local\Temp\7dd1b9c77b656ecbff01099deec50c1c65a19168fa1314869fca22f3193f6d07.exe"1⤵
- Checks computer location settings
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
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C:\Windows\HMCL-3.5.3.exe"C:\Windows\HMCL-3.5.3.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
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C:\Program Files\Java\jdk1.8.0_66\bin\javaw.exe"C:\Program Files\Java\jdk1.8.0_66\bin\javaw.exe" -XX:MinHeapFreeRatio=5 -XX:MaxHeapFreeRatio=15 -jar "HMCL-3.5.3.exe"3⤵
- Drops file in Program Files directory
- Drops file in Windows directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Windows\SYSTEM32\cmd.execmd ver4⤵
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C:\Windows\Windows_Updata.exe"C:\Windows\Windows_Updata.exe"2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
4.4MB
MD5a29167e249e8c1113a92bc033335b998
SHA171d097d12491a6e0c9e3b3bffaf98065ab322631
SHA256bd7c8ea1eea5054a5a5c9c29c4a001c1b8f33036fccbed309801dd6f9e59234c
SHA512f7aea383587840d34cc3eacbb87a33afb40e76f768c170407c4ea3694451f83d1778fa66647a50ef9a656e098443e1acae192eb66287a426ebe9743ee97d1738
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Filesize
4.4MB
MD5a29167e249e8c1113a92bc033335b998
SHA171d097d12491a6e0c9e3b3bffaf98065ab322631
SHA256bd7c8ea1eea5054a5a5c9c29c4a001c1b8f33036fccbed309801dd6f9e59234c
SHA512f7aea383587840d34cc3eacbb87a33afb40e76f768c170407c4ea3694451f83d1778fa66647a50ef9a656e098443e1acae192eb66287a426ebe9743ee97d1738
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Filesize
152KB
MD5739f33737de20fb9037ea304b0953249
SHA1eb91946ff053272c4437b7d01cd2bf26f8954e10
SHA256e22c92f125e5575b186ee09a98809b3addc86c5a827a81511170f87dc7244875
SHA51241146a7ac8f17d839c291eff991cb0d552d54cc6487a65d4122d546e1a608f2db0a3ee83295923e47dbfdc2aa5e11fe6a7244f0f720cf7449372eec217348996
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Filesize
152KB
MD5739f33737de20fb9037ea304b0953249
SHA1eb91946ff053272c4437b7d01cd2bf26f8954e10
SHA256e22c92f125e5575b186ee09a98809b3addc86c5a827a81511170f87dc7244875
SHA51241146a7ac8f17d839c291eff991cb0d552d54cc6487a65d4122d546e1a608f2db0a3ee83295923e47dbfdc2aa5e11fe6a7244f0f720cf7449372eec217348996
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Filesize
100KB
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Filesize
10.8MB
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Filesize
16.0MB
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Filesize
16.0MB
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Filesize
16.0MB
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Filesize
16.0MB
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Filesize
16.0MB
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Filesize
16.0MB
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Filesize
16.0MB
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Filesize
16.0MB
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Filesize
16.0MB
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Filesize
16.0MB