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Analysis
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max time kernel
150s -
max time network
154s -
platform
windows7_x64 -
resource
win7-20230712-en -
resource tags
arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system -
submitted
20/08/2023, 11:42
Static task
static1
Behavioral task
behavioral1
Sample
553f5742fbd5ef3ab1bcbcca3ce32aad_cryptolocker_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
553f5742fbd5ef3ab1bcbcca3ce32aad_cryptolocker_JC.exe
Resource
win10v2004-20230703-en
General
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Target
553f5742fbd5ef3ab1bcbcca3ce32aad_cryptolocker_JC.exe
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Size
38KB
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MD5
553f5742fbd5ef3ab1bcbcca3ce32aad
-
SHA1
c708994cf6b88e711736f2b521e5a848cfc7fbac
-
SHA256
d36cec7a5d50c31cbc0f2519eb4abf5a720ce3ab2007ead283ec3b62bd408887
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SHA512
27e871d4e3d434fd3a4ab02c1412ae78250dbdf304ed8dfab3232108aeeb1cb92ab7ceaa8237a45a38416ff191ed14d581c66f6a3e76c2134c82bf0dd24e114a
-
SSDEEP
768:vQz7yVEhs9+js1SQtOOtEvwDpjz9+4hdCY8tD+2:vj+jsMQMOtEvwDpj5HyhJ
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2392 misid.exe -
Loads dropped DLL 1 IoCs
pid Process 2432 553f5742fbd5ef3ab1bcbcca3ce32aad_cryptolocker_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 2432 wrote to memory of 2392 2432 553f5742fbd5ef3ab1bcbcca3ce32aad_cryptolocker_JC.exe 28 PID 2432 wrote to memory of 2392 2432 553f5742fbd5ef3ab1bcbcca3ce32aad_cryptolocker_JC.exe 28 PID 2432 wrote to memory of 2392 2432 553f5742fbd5ef3ab1bcbcca3ce32aad_cryptolocker_JC.exe 28 PID 2432 wrote to memory of 2392 2432 553f5742fbd5ef3ab1bcbcca3ce32aad_cryptolocker_JC.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\553f5742fbd5ef3ab1bcbcca3ce32aad_cryptolocker_JC.exe"C:\Users\Admin\AppData\Local\Temp\553f5742fbd5ef3ab1bcbcca3ce32aad_cryptolocker_JC.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2432 -
C:\Users\Admin\AppData\Local\Temp\misid.exe"C:\Users\Admin\AppData\Local\Temp\misid.exe"2⤵
- Executes dropped EXE
PID:2392
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
-
Filesize
38KB
MD591848f61cefe8977cc5828f5c925424d
SHA11c6e3b063a29e270722bec95ea78b95dce9a230a
SHA2560839ef950504c0b5f8bcebb899b90f80781d369178bad86eb63e992c4b46e0f3
SHA512f7d6bbd6ed373cba9d7c6b09115303cc3bcf6cff98c8d5461dd1a2f54af556ca36884f8cb7b9f713280c39bb6e0308d72e5f66ae21f4b75cf67f273a845ac295
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Filesize
38KB
MD591848f61cefe8977cc5828f5c925424d
SHA11c6e3b063a29e270722bec95ea78b95dce9a230a
SHA2560839ef950504c0b5f8bcebb899b90f80781d369178bad86eb63e992c4b46e0f3
SHA512f7d6bbd6ed373cba9d7c6b09115303cc3bcf6cff98c8d5461dd1a2f54af556ca36884f8cb7b9f713280c39bb6e0308d72e5f66ae21f4b75cf67f273a845ac295
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Filesize
38KB
MD591848f61cefe8977cc5828f5c925424d
SHA11c6e3b063a29e270722bec95ea78b95dce9a230a
SHA2560839ef950504c0b5f8bcebb899b90f80781d369178bad86eb63e992c4b46e0f3
SHA512f7d6bbd6ed373cba9d7c6b09115303cc3bcf6cff98c8d5461dd1a2f54af556ca36884f8cb7b9f713280c39bb6e0308d72e5f66ae21f4b75cf67f273a845ac295