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Analysis
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max time kernel
150s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
14/09/2024, 08:23
Static task
static1
Behavioral task
behavioral1
Sample
2024-09-14_2ce522ab568e0e1e8a94a2f4945b0c17_cryptolocker.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
2024-09-14_2ce522ab568e0e1e8a94a2f4945b0c17_cryptolocker.exe
Resource
win10v2004-20240910-en
General
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Target
2024-09-14_2ce522ab568e0e1e8a94a2f4945b0c17_cryptolocker.exe
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Size
72KB
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MD5
2ce522ab568e0e1e8a94a2f4945b0c17
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SHA1
7b06273dd6bc676ce5e7750d8431481b1156725e
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SHA256
938e202d43b2087ade1a0a6d83afbdc26d49a31ae0714761431460d2b1eaaa18
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SHA512
43ebe15c285ccb5516e2ac313eb3793d09774f6487e3533a7d52cc01686d8a60e54c68503d1cd9d1bb4dde2db2466ce65c1e2aafff4934d9288424eac5acbd63
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SSDEEP
768:vQz7yVEhs9+js1SQtOOtEvwDpjz9+4ZPsED3VK2+ZtyOjgO4r9vFAg2rq2g1B/Rd:vj+jsMQMOtEvwDpj5HZYTjipvF241
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2744 misid.exe -
Loads dropped DLL 1 IoCs
pid Process 2776 2024-09-14_2ce522ab568e0e1e8a94a2f4945b0c17_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 2024-09-14_2ce522ab568e0e1e8a94a2f4945b0c17_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 2776 wrote to memory of 2744 2776 2024-09-14_2ce522ab568e0e1e8a94a2f4945b0c17_cryptolocker.exe 30 PID 2776 wrote to memory of 2744 2776 2024-09-14_2ce522ab568e0e1e8a94a2f4945b0c17_cryptolocker.exe 30 PID 2776 wrote to memory of 2744 2776 2024-09-14_2ce522ab568e0e1e8a94a2f4945b0c17_cryptolocker.exe 30 PID 2776 wrote to memory of 2744 2776 2024-09-14_2ce522ab568e0e1e8a94a2f4945b0c17_cryptolocker.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-09-14_2ce522ab568e0e1e8a94a2f4945b0c17_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-09-14_2ce522ab568e0e1e8a94a2f4945b0c17_cryptolocker.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2776 -
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:2744
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
72KB
MD5e61373cbef262d6c1aa700b85029d2ec
SHA1dc28fc1e5b6570bb3c74dc42f10322c379d8e4dd
SHA256f5b6079d595a419b111c1693e7b67f2e15e606787e27b82addba75f5a8f48083
SHA512f0f1f3153fff2acd1ed0e0b579cb203529d0167a5e6f39771447dfd632226a198a94f866c54dba795446ea7ca7e6821e6cf00b56d071fc96924405b236c6ca75