Analysis
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max time kernel
138s -
max time network
143s -
platform
windows10-2004_x64 -
resource
win10v2004-20230703-en -
resource tags
arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system -
submitted
04/08/2023, 17:20
Static task
static1
Behavioral task
behavioral1
Sample
62f6c0808306a2863176d2b6302113abdd06f626f42269ea0da9fab94f058033exe_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
62f6c0808306a2863176d2b6302113abdd06f626f42269ea0da9fab94f058033exe_JC.exe
Resource
win10v2004-20230703-en
General
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Target
62f6c0808306a2863176d2b6302113abdd06f626f42269ea0da9fab94f058033exe_JC.exe
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Size
1.5MB
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MD5
d4d886c2a26c7a0a2100dbbfaf7bd753
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SHA1
344927ad5d62cc6e27d5011bde0cd8209e5d7399
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SHA256
62f6c0808306a2863176d2b6302113abdd06f626f42269ea0da9fab94f058033
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SHA512
dca780b10dd38b5108f829a66eb1e32058cb4430970b747519d0c780cbef9f6f7e51e46ef8923d8ccac3acdc96d1b970de44b2bc2167d128f9369e070c573d2e
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SSDEEP
24576:xy8I5+eb8yxWHy9+9tLFOsh2SwVgCuFAN2XyWjTmhdSxZycFfazuToXmJJRK/F5i:Lhruri5XyGugHB6mw7zLDwWKMkR
Malware Config
Signatures
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Guloader,Cloudeye
A shellcode based downloader first seen in 2020.
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Loads dropped DLL 1 IoCs
pid Process 2756 62f6c0808306a2863176d2b6302113abdd06f626f42269ea0da9fab94f058033exe_JC.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 1 IoCs
pid pid_target Process procid_target 5068 2756 WerFault.exe 79
Processes
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C:\Users\Admin\AppData\Local\Temp\62f6c0808306a2863176d2b6302113abdd06f626f42269ea0da9fab94f058033exe_JC.exe"C:\Users\Admin\AppData\Local\Temp\62f6c0808306a2863176d2b6302113abdd06f626f42269ea0da9fab94f058033exe_JC.exe"1⤵
- Loads dropped DLL
PID:2756 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2756 -s 11002⤵
- Program crash
PID:5068
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 200 -p 2756 -ip 27561⤵PID:3540
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
11KB
MD5b853d5d2361ade731e33e882707efc34
SHA1c58b1aeabdf1cbb8334ef8797e7aceaa7a1cb6be
SHA256f0cd96e0b6e40f92ad1aa0efacde833bae807b92fca19bf062c1cf8acf29484b
SHA5128ea31d82ffa6f58dab5632fe72690d3a6db0be65aec85fc8a1f71626773c0974dcebefae17bcf67c4c56ef442545e985eea0b348ff6e4fc36740640092b08d69