Analysis
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max time kernel
149s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system -
submitted
25/08/2024, 07:04
Static task
static1
Behavioral task
behavioral1
Sample
2024-08-25_e97911f5b9a6d1fe176509d075f084cb_cryptolocker.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
2024-08-25_e97911f5b9a6d1fe176509d075f084cb_cryptolocker.exe
Resource
win10v2004-20240802-en
General
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Target
2024-08-25_e97911f5b9a6d1fe176509d075f084cb_cryptolocker.exe
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Size
75KB
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MD5
e97911f5b9a6d1fe176509d075f084cb
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SHA1
286444556a0dc25dce8267ce1afe0c491340d3e8
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SHA256
1a6d0e66c6d5f00d3733e5e2b85bff0dfb6aabccd02edf6438d301764d0d9623
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SHA512
fe751deeb5e8eccab89361e5cdae0e0efeda9e00fcaeae150098daab78a5bb7261a8307b767a561d722fb9fe48f7c1765d5809ba48121ed5e1b6f8f415a8470e
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SSDEEP
768:9UQz7yVEhs9+4T/1bytOOtEvwDpjLXOQ69zbjlAAX5e9zC:9Uj+AIMOtEvwDpjLizbR9XwzC
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 1772 misid.exe -
Loads dropped DLL 1 IoCs
pid Process 2908 2024-08-25_e97911f5b9a6d1fe176509d075f084cb_cryptolocker.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2024-08-25_e97911f5b9a6d1fe176509d075f084cb_cryptolocker.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language misid.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2908 wrote to memory of 1772 2908 2024-08-25_e97911f5b9a6d1fe176509d075f084cb_cryptolocker.exe 30 PID 2908 wrote to memory of 1772 2908 2024-08-25_e97911f5b9a6d1fe176509d075f084cb_cryptolocker.exe 30 PID 2908 wrote to memory of 1772 2908 2024-08-25_e97911f5b9a6d1fe176509d075f084cb_cryptolocker.exe 30 PID 2908 wrote to memory of 1772 2908 2024-08-25_e97911f5b9a6d1fe176509d075f084cb_cryptolocker.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-08-25_e97911f5b9a6d1fe176509d075f084cb_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-08-25_e97911f5b9a6d1fe176509d075f084cb_cryptolocker.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2908 -
C:\Users\Admin\AppData\Local\Temp\misid.exe"C:\Users\Admin\AppData\Local\Temp\misid.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:1772
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
75KB
MD58c608225dd42f08b2eb05efeb006c06b
SHA1ccd79723f7189012c0e53eb36574c640519b13f5
SHA25645f8aff16eaff735f7c72d26dc53ee8c6279a33bdda6a1eef6820a7cd2743de8
SHA5128de446edbc00e399fc00128754bfec15b0365a74fd60d79d1190ed0e89ea2dd14402b14569e09a303954621407fd5ccb24b3c4135350c10f009e7e7de7bb9de8