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Analysis
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max time kernel
150s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system -
submitted
11/05/2024, 16:53
Static task
static1
Behavioral task
behavioral1
Sample
2024-05-11_adf852bf676a6eb47a48b22b6b13a46e_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-11_adf852bf676a6eb47a48b22b6b13a46e_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-11_adf852bf676a6eb47a48b22b6b13a46e_cryptolocker.exe
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Size
41KB
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MD5
adf852bf676a6eb47a48b22b6b13a46e
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SHA1
8e9566ae6f05ae90150a97424f4ebb2b0d8dee81
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SHA256
56d486ef38a4252955717cdad509bfea6537610c53114bbd1a7f3b7980c45450
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SHA512
3f111cb633d326331800b635d55a8dc3afbc2fb4fa1269647288150cb50aec105292ccba754969171ac54e4dfbe471803dce336e395e521c9afacc2cb30bc6fd
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SSDEEP
768:UEEmoQDj/xnMp+yptndwe/PWQtOOtEvwDpjLeJAsKuDb7xZ:ZzFbxmLPWQMOtEvwDpjLeJAsKcb7/
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule behavioral1/files/0x000d00000001228a-11.dat CryptoLocker_rule2 -
Executes dropped EXE 1 IoCs
pid Process 3000 misid.exe -
Loads dropped DLL 1 IoCs
pid Process 2068 2024-05-11_adf852bf676a6eb47a48b22b6b13a46e_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 2068 wrote to memory of 3000 2068 2024-05-11_adf852bf676a6eb47a48b22b6b13a46e_cryptolocker.exe 28 PID 2068 wrote to memory of 3000 2068 2024-05-11_adf852bf676a6eb47a48b22b6b13a46e_cryptolocker.exe 28 PID 2068 wrote to memory of 3000 2068 2024-05-11_adf852bf676a6eb47a48b22b6b13a46e_cryptolocker.exe 28 PID 2068 wrote to memory of 3000 2068 2024-05-11_adf852bf676a6eb47a48b22b6b13a46e_cryptolocker.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-05-11_adf852bf676a6eb47a48b22b6b13a46e_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-05-11_adf852bf676a6eb47a48b22b6b13a46e_cryptolocker.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2068 -
C:\Users\Admin\AppData\Local\Temp\misid.exe"C:\Users\Admin\AppData\Local\Temp\misid.exe"2⤵
- Executes dropped EXE
PID:3000
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
41KB
MD52fcd12f6f713f157629a3ba380ff3862
SHA1e1839aeecc1d6f1b7843198f171a31adb0caecdf
SHA2569649bb903bbdbfe43ab2352a9268a4997d87a321ee1eca1fcab9d912f4e0a642
SHA5121721f2cd7e3f839f0ad45db2fd24e52c6562d820d47fc46677d2957531141e96a05db82c38c815e3070680d69e9bb4a5ea73d1c492ead66bcc596fc87edb0154