Analysis
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max time kernel
150s -
max time network
153s -
platform
windows7_x64 -
resource
win7-20230712-en -
resource tags
arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system -
submitted
16/07/2023, 16:43
Static task
static1
Behavioral task
behavioral1
Sample
77b5c684ff153f_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
77b5c684ff153f_JC.exe
Resource
win10v2004-20230703-en
General
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Target
77b5c684ff153f_JC.exe
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Size
144KB
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MD5
77b5c684ff153f3cb8cfcee31e98ec2f
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SHA1
02fabeda5d231ce52eec680edf311fcc799f2bea
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SHA256
5e795752d30cd45a49683b9807e830c6bc3c93fbcdd901223fece2a63c3765a8
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SHA512
51216dd528be5b803400b2b2ae9920650130e444b5c8708779d7fc1bb8bc7d1993b27030b7ba17e54e67bff4771ee40afdb90fb51ed9acd47922d7b195c0e4b0
-
SSDEEP
1536:V6QFElP6n+gMQMOtEvwDpjQGYQbxGYQbxGYQbPlooHPblPg+:V6a+pOtEvwDpjt22N
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2464 asih.exe -
Loads dropped DLL 1 IoCs
pid Process 1240 77b5c684ff153f_JC.exe -
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 1240 wrote to memory of 2464 1240 77b5c684ff153f_JC.exe 28 PID 1240 wrote to memory of 2464 1240 77b5c684ff153f_JC.exe 28 PID 1240 wrote to memory of 2464 1240 77b5c684ff153f_JC.exe 28 PID 1240 wrote to memory of 2464 1240 77b5c684ff153f_JC.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\77b5c684ff153f_JC.exe"C:\Users\Admin\AppData\Local\Temp\77b5c684ff153f_JC.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1240 -
C:\Users\Admin\AppData\Local\Temp\asih.exe"C:\Users\Admin\AppData\Local\Temp\asih.exe"2⤵
- Executes dropped EXE
PID:2464
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
-
Filesize
144KB
MD5e726d870c4b670cd2dbd57cf602bdd2e
SHA1905a3317a9aa121e34e2bce955ba2b8947d5f617
SHA256d03ddeae7e7a3089ca761bf985246a5093dec10b4cb1b75b17d02f46bcb52b52
SHA512e35662115a4d1ad81164265542f9eea3dd581965bceeee6aa3f35720fc3bed674a1e26a3a86a7e0ad06df52b306463fe1cd681be51406ca6ba063e8d7a948d18
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Filesize
144KB
MD5e726d870c4b670cd2dbd57cf602bdd2e
SHA1905a3317a9aa121e34e2bce955ba2b8947d5f617
SHA256d03ddeae7e7a3089ca761bf985246a5093dec10b4cb1b75b17d02f46bcb52b52
SHA512e35662115a4d1ad81164265542f9eea3dd581965bceeee6aa3f35720fc3bed674a1e26a3a86a7e0ad06df52b306463fe1cd681be51406ca6ba063e8d7a948d18
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Filesize
144KB
MD5e726d870c4b670cd2dbd57cf602bdd2e
SHA1905a3317a9aa121e34e2bce955ba2b8947d5f617
SHA256d03ddeae7e7a3089ca761bf985246a5093dec10b4cb1b75b17d02f46bcb52b52
SHA512e35662115a4d1ad81164265542f9eea3dd581965bceeee6aa3f35720fc3bed674a1e26a3a86a7e0ad06df52b306463fe1cd681be51406ca6ba063e8d7a948d18