Analysis
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max time kernel
149s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
06/10/2024, 02:32
Static task
static1
Behavioral task
behavioral1
Sample
2024-10-06_45da7725632ee5622aad37f9ddd07277_cryptolocker.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
2024-10-06_45da7725632ee5622aad37f9ddd07277_cryptolocker.exe
Resource
win10v2004-20240802-en
General
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Target
2024-10-06_45da7725632ee5622aad37f9ddd07277_cryptolocker.exe
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Size
34KB
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MD5
45da7725632ee5622aad37f9ddd07277
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SHA1
1ddd0992959d26570a085707f9bbbffad21ec105
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SHA256
f7491714e280f90435afcab611353c3d2c2e2f51ca0604016a0a7499cd7b06f6
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SHA512
66c28189cd57e8a5bbc25a67fce0e537756a20f99aa561f7b68f24b59c25dc4a4c32eb01d51d2b39922f95d1142fc2ca5ff970ed6cb8d718ab76bca7bea38625
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SSDEEP
384:bG74uGLLQRcsdeQ72ngEr4K7YmE8j60nrlwfjDUGTGOFe:bG74zYcgT/Ekd0ryfjW
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2328 hasfj.exe -
Loads dropped DLL 1 IoCs
pid Process 1608 2024-10-06_45da7725632ee5622aad37f9ddd07277_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 2024-10-06_45da7725632ee5622aad37f9ddd07277_cryptolocker.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language hasfj.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1608 wrote to memory of 2328 1608 2024-10-06_45da7725632ee5622aad37f9ddd07277_cryptolocker.exe 28 PID 1608 wrote to memory of 2328 1608 2024-10-06_45da7725632ee5622aad37f9ddd07277_cryptolocker.exe 28 PID 1608 wrote to memory of 2328 1608 2024-10-06_45da7725632ee5622aad37f9ddd07277_cryptolocker.exe 28 PID 1608 wrote to memory of 2328 1608 2024-10-06_45da7725632ee5622aad37f9ddd07277_cryptolocker.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-10-06_45da7725632ee5622aad37f9ddd07277_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-10-06_45da7725632ee5622aad37f9ddd07277_cryptolocker.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1608 -
C:\Users\Admin\AppData\Local\Temp\hasfj.exe"C:\Users\Admin\AppData\Local\Temp\hasfj.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:2328
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
34KB
MD521c2c6979ec17cd7bf89b1ef2648041c
SHA15bc55de208e1055e11267622204ac0a94e4f71b7
SHA2566ff55ba2f7778fca55056980928158e9020ad0d6e4789a4a856e7035f98e95d5
SHA512517379a37677df9db56e398e981bed83aeb370f7bbc5e9c420377245f87007e1784a4ebdfc1d9b78c4700834707cfdec76e8d51c2bb72af1d9bef1a8404aa259