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Analysis
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max time kernel
150s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
30/04/2024, 18:55
Static task
static1
Behavioral task
behavioral1
Sample
2024-04-30_ae7b63364a6527707694703cf170afb3_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-30_ae7b63364a6527707694703cf170afb3_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-04-30_ae7b63364a6527707694703cf170afb3_cryptolocker.exe
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Size
36KB
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MD5
ae7b63364a6527707694703cf170afb3
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SHA1
ab2136ea19a620beb93b209434e499a75d6f9eb1
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SHA256
77cc9a366157f9e2fd06dc8a7f7f7afd3bbc7196e924199ad13489e6c9969ada
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SHA512
e7f4c9b7623cbe40bcdf21c60ae324698afac16a7d84d46a23a77973e717e0388a4c42698d0854837988c901e1f6a1118fe802c74a062edbb5154ee1e9f49c89
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SSDEEP
768:fTz7y3lhsT+hs1SQtOOtEvwDpjfAu9+40L:fT+hsMQMOtEvwDpjoIH4
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule behavioral1/files/0x000f000000012334-10.dat CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
resource yara_rule behavioral1/files/0x000f000000012334-10.dat CryptoLocker_set1 -
Executes dropped EXE 1 IoCs
pid Process 2272 misid.exe -
Loads dropped DLL 1 IoCs
pid Process 2400 2024-04-30_ae7b63364a6527707694703cf170afb3_cryptolocker.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 2400 wrote to memory of 2272 2400 2024-04-30_ae7b63364a6527707694703cf170afb3_cryptolocker.exe 28 PID 2400 wrote to memory of 2272 2400 2024-04-30_ae7b63364a6527707694703cf170afb3_cryptolocker.exe 28 PID 2400 wrote to memory of 2272 2400 2024-04-30_ae7b63364a6527707694703cf170afb3_cryptolocker.exe 28 PID 2400 wrote to memory of 2272 2400 2024-04-30_ae7b63364a6527707694703cf170afb3_cryptolocker.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-04-30_ae7b63364a6527707694703cf170afb3_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-04-30_ae7b63364a6527707694703cf170afb3_cryptolocker.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2400 -
C:\Users\Admin\AppData\Local\Temp\misid.exe"C:\Users\Admin\AppData\Local\Temp\misid.exe"2⤵
- Executes dropped EXE
PID:2272
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
36KB
MD57cc713bbae8c0072c72962723203dd7b
SHA150c16deb4d4638355110f49f136b46ab313e5ff7
SHA2566f912c500dd12adcb62900f8c7912670fa16017d7a11c330a8200843e98c4270
SHA5127db358f579d428f8d491c498394d22f429e8177a3e024799db92ffbbe850e403a8d86d0ccfe8b88d00470c581b292e075f86568dc0ff83922144f1b32ac44acc