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Analysis
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max time kernel
147s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20240215-en -
resource tags
arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system -
submitted
26/03/2024, 03:45
Static task
static1
Behavioral task
behavioral1
Sample
2024-03-26_70de09f094cd320e06b6e2c69533c33d_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-03-26_70de09f094cd320e06b6e2c69533c33d_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-26_70de09f094cd320e06b6e2c69533c33d_cryptolocker.exe
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Size
68KB
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MD5
70de09f094cd320e06b6e2c69533c33d
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SHA1
f72288f22608bf858fa4a882eadcd6231a906f33
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SHA256
7e8ff6d5827bb1e753b4dd00a181c0e47676597367f68737a807eea54c4d321e
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SHA512
4adf8abaf7892c51b7e262402c06416a3d9068d6bcf4492f5c7edcd3f09af846ae7952d860cb46d75ac497fc6a01521e8ee8953a867ade5628e4307b6f43409b
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SSDEEP
1536:ZzFbxmLPWQMOtEvwDpj386Sj/WprgJN6tZdOyJ3hvLcbVpkB:ZVxkGOtEvwDpjcawU
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule behavioral1/files/0x00070000000122be-13.dat CryptoLocker_rule2 -
Executes dropped EXE 1 IoCs
pid Process 2948 misid.exe -
Loads dropped DLL 1 IoCs
pid Process 2860 2024-03-26_70de09f094cd320e06b6e2c69533c33d_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 2860 wrote to memory of 2948 2860 2024-03-26_70de09f094cd320e06b6e2c69533c33d_cryptolocker.exe 28 PID 2860 wrote to memory of 2948 2860 2024-03-26_70de09f094cd320e06b6e2c69533c33d_cryptolocker.exe 28 PID 2860 wrote to memory of 2948 2860 2024-03-26_70de09f094cd320e06b6e2c69533c33d_cryptolocker.exe 28 PID 2860 wrote to memory of 2948 2860 2024-03-26_70de09f094cd320e06b6e2c69533c33d_cryptolocker.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-03-26_70de09f094cd320e06b6e2c69533c33d_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-03-26_70de09f094cd320e06b6e2c69533c33d_cryptolocker.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2860 -
C:\Users\Admin\AppData\Local\Temp\misid.exe"C:\Users\Admin\AppData\Local\Temp\misid.exe"2⤵
- Executes dropped EXE
PID:2948
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
68KB
MD5d50041e082594835c13bf54fe6d73f16
SHA13bec208d4f5318f4b4d61c1d1ba3ef57f69f0b6a
SHA25660741844efcfa706297260ab87b03c60daf0140ec1482d2b609a3298a63f3fc5
SHA5121d6e74cfa0b721930393a831a70c3f4e987942b9b8839cf04c9b6adc753cb1c8b9a63e6a8779185e5adb6c17a7556b734089f74fecdd5016218d235025e76a54