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Analysis
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max time kernel
149s -
max time network
152s -
platform
windows7_x64 -
resource
win7-20230712-en -
resource tags
arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system -
submitted
15/07/2023, 10:58
Behavioral task
behavioral1
Sample
3b0a84125df695exeexe_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
3b0a84125df695exeexe_JC.exe
Resource
win10v2004-20230703-en
General
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Target
3b0a84125df695exeexe_JC.exe
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Size
57KB
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MD5
3b0a84125df695b2f3370edfe6816a43
-
SHA1
b69f5082b0406cae53650f55a75711cb7e8d6bb9
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SHA256
8f195de7a59ed4a1fd637bef3e86c92d1a0de2380d8937be1455338ccda6c8eb
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SHA512
aed30b642bc5f90bbfdbd744d29b9fd3de249d4ff4ca9e858415c364478ca97a7f89c2e9668c629892c165721473519c3ec84806c3196af999471f9fc1a0c9b4
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTFH3a:T6a+rdOOtEvwDpjNy
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2768 asih.exe -
Loads dropped DLL 1 IoCs
pid Process 1472 3b0a84125df695exeexe_JC.exe -
resource yara_rule behavioral1/memory/1472-54-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/files/0x0008000000012026-65.dat upx behavioral1/memory/1472-69-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2768-70-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/files/0x0008000000012026-67.dat upx behavioral1/files/0x0008000000012026-79.dat upx behavioral1/memory/2768-80-0x0000000000500000-0x0000000000510000-memory.dmp upx -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1472 wrote to memory of 2768 1472 3b0a84125df695exeexe_JC.exe 28 PID 1472 wrote to memory of 2768 1472 3b0a84125df695exeexe_JC.exe 28 PID 1472 wrote to memory of 2768 1472 3b0a84125df695exeexe_JC.exe 28 PID 1472 wrote to memory of 2768 1472 3b0a84125df695exeexe_JC.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\3b0a84125df695exeexe_JC.exe"C:\Users\Admin\AppData\Local\Temp\3b0a84125df695exeexe_JC.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1472 -
C:\Users\Admin\AppData\Local\Temp\asih.exe"C:\Users\Admin\AppData\Local\Temp\asih.exe"2⤵
- Executes dropped EXE
PID:2768
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
-
Filesize
57KB
MD5037c024645f0ec28f4319f48e2fdd39e
SHA16220286758607355b1b8c38a04465fef66632d49
SHA256db494542d6d3071bc5e6815bbc4b563d85055038682cd60a2ca320e0db477ffc
SHA512836398c023a3e77e82702ebb42991da2ccd0c8c0db1c3180cec46e3ad78d49b07e676c2c9a01a6db874b6685ce2c0ad743af3da64724ec9d4812b922e8cfd7b7
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Filesize
57KB
MD5037c024645f0ec28f4319f48e2fdd39e
SHA16220286758607355b1b8c38a04465fef66632d49
SHA256db494542d6d3071bc5e6815bbc4b563d85055038682cd60a2ca320e0db477ffc
SHA512836398c023a3e77e82702ebb42991da2ccd0c8c0db1c3180cec46e3ad78d49b07e676c2c9a01a6db874b6685ce2c0ad743af3da64724ec9d4812b922e8cfd7b7
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Filesize
57KB
MD5037c024645f0ec28f4319f48e2fdd39e
SHA16220286758607355b1b8c38a04465fef66632d49
SHA256db494542d6d3071bc5e6815bbc4b563d85055038682cd60a2ca320e0db477ffc
SHA512836398c023a3e77e82702ebb42991da2ccd0c8c0db1c3180cec46e3ad78d49b07e676c2c9a01a6db874b6685ce2c0ad743af3da64724ec9d4812b922e8cfd7b7