Analysis
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max time kernel
142s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
26-01-2024 17:27
Behavioral task
behavioral1
Sample
77f392a55f6f18c07b7dc1bb1f8b8be0.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
77f392a55f6f18c07b7dc1bb1f8b8be0.exe
Resource
win10v2004-20231215-en
General
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Target
77f392a55f6f18c07b7dc1bb1f8b8be0.exe
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Size
2.9MB
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MD5
77f392a55f6f18c07b7dc1bb1f8b8be0
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SHA1
637056742b8ce696b2860ff2e5b23fa557446531
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SHA256
54d7048082681132fd89697555cc30afc6ebea95348c2c287f3bf55f59bb2451
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SHA512
c6f6c5e76e61209ef17598a938d9ceb315642ad0a97861014ef91706677c6b17e6d1bf51c6cbac10e72e430a9e9a506a1eed40de66a9cbd289da50ca30599ac6
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SSDEEP
49152:At2EPYYHj3iYMYufGx+Vbw3NzAqP4M338dB2IBlGuuDVUsdxxjeQZwxPYRKs:A1PYYHLiYbx+xCNsqgg3gnl/IVUs1jek
Malware Config
Signatures
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Deletes itself 1 IoCs
pid Process 2372 77f392a55f6f18c07b7dc1bb1f8b8be0.exe -
Executes dropped EXE 1 IoCs
pid Process 2372 77f392a55f6f18c07b7dc1bb1f8b8be0.exe -
resource yara_rule behavioral2/memory/3704-0-0x0000000000400000-0x00000000008EF000-memory.dmp upx behavioral2/files/0x0006000000023207-11.dat upx behavioral2/memory/2372-13-0x0000000000400000-0x00000000008EF000-memory.dmp upx -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 3704 77f392a55f6f18c07b7dc1bb1f8b8be0.exe -
Suspicious use of UnmapMainImage 2 IoCs
pid Process 3704 77f392a55f6f18c07b7dc1bb1f8b8be0.exe 2372 77f392a55f6f18c07b7dc1bb1f8b8be0.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3704 wrote to memory of 2372 3704 77f392a55f6f18c07b7dc1bb1f8b8be0.exe 86 PID 3704 wrote to memory of 2372 3704 77f392a55f6f18c07b7dc1bb1f8b8be0.exe 86 PID 3704 wrote to memory of 2372 3704 77f392a55f6f18c07b7dc1bb1f8b8be0.exe 86
Processes
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C:\Users\Admin\AppData\Local\Temp\77f392a55f6f18c07b7dc1bb1f8b8be0.exe"C:\Users\Admin\AppData\Local\Temp\77f392a55f6f18c07b7dc1bb1f8b8be0.exe"1⤵
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3704 -
C:\Users\Admin\AppData\Local\Temp\77f392a55f6f18c07b7dc1bb1f8b8be0.exeC:\Users\Admin\AppData\Local\Temp\77f392a55f6f18c07b7dc1bb1f8b8be0.exe2⤵
- Deletes itself
- Executes dropped EXE
- Suspicious use of UnmapMainImage
PID:2372
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Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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Filesize
2.9MB
MD59c1358d75c25552e364b11a59420eeea
SHA156ef26836023e43b63dc1105ad2d0f13a1be0bff
SHA2565f203ffbdf09a9e67c1b3e881480e37b09567ef785b3df437624047259e83482
SHA512a26613b8c996fc6b0ca4330ba52637dafa54d43b79edff4f16976fd823f3d04dc8674f9dcfd8aefb5026aceba9140a26b76f739dcea16b498e94f99535b9b073