Analysis
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max time kernel
150s -
max time network
146s -
platform
windows10-2004_x64 -
resource
win10v2004-20240611-en -
resource tags
arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system -
submitted
29/06/2024, 00:28
Static task
static1
Behavioral task
behavioral1
Sample
2024-06-29_209883c88a13518a751c79a79fcf41cf_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-06-29_209883c88a13518a751c79a79fcf41cf_cryptolocker.exe
Resource
win10v2004-20240611-en
General
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Target
2024-06-29_209883c88a13518a751c79a79fcf41cf_cryptolocker.exe
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Size
35KB
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MD5
209883c88a13518a751c79a79fcf41cf
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SHA1
c11bd270735d4bd33742829bb33955467f6361a5
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SHA256
9217d2287e0c4b15be3692596570a15cfbd0c9a56a3f49f455d5b7a61b7f00dd
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SHA512
f539900998cb0a9ecc606f404c96104bc09d3f58d5c2d40b7e95cc1be1a9df335de58db7baf161549fb56c1a9f547fa820dbb39268eccebfa6c8314724c7e685
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SSDEEP
384:bG74uGLLQRcsdeQ72ngEr4K7YmE8j60nrlwfjDUGTGXvJF3SQ:bG74zYcgT/Ekd0ryfjkbCQ
Malware Config
Signatures
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2080292272-204036150-2159171770-1000\Control Panel\International\Geo\Nation 2024-06-29_209883c88a13518a751c79a79fcf41cf_cryptolocker.exe -
Executes dropped EXE 1 IoCs
pid Process 4716 hasfj.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 700 wrote to memory of 4716 700 2024-06-29_209883c88a13518a751c79a79fcf41cf_cryptolocker.exe 85 PID 700 wrote to memory of 4716 700 2024-06-29_209883c88a13518a751c79a79fcf41cf_cryptolocker.exe 85 PID 700 wrote to memory of 4716 700 2024-06-29_209883c88a13518a751c79a79fcf41cf_cryptolocker.exe 85
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-06-29_209883c88a13518a751c79a79fcf41cf_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-06-29_209883c88a13518a751c79a79fcf41cf_cryptolocker.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:700 -
C:\Users\Admin\AppData\Local\Temp\hasfj.exe"C:\Users\Admin\AppData\Local\Temp\hasfj.exe"2⤵
- Executes dropped EXE
PID:4716
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
35KB
MD5845a0be137830caf0d4e1b879ea10809
SHA16a81129e38f6823d259352ca7369f9756e8d76e7
SHA256d7d755e19559a63f431f174c9bb2a39944cbdee83fb6d8c568d16feb3b1dea37
SHA512645c8bd37b44f56f8097868e0dec0a7a5ddcf1841ea4dba9b307e5191493848aa285e7f8c9abf8471df83a80ddb7a9780631796a957dc988f5a55f9f7ee627c2