Behavioral task
behavioral1
Sample
2024-02-21_3824ceafb040120afed0696cef83b1de_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-21_3824ceafb040120afed0696cef83b1de_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-21_3824ceafb040120afed0696cef83b1de_cryptolocker
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Size
61KB
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MD5
3824ceafb040120afed0696cef83b1de
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SHA1
406b4a72dda8e401d27171f4efbdd0ac9d141672
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SHA256
840687737b2754bbf60b4753f938b46fa00d82c6420449d2717a7f06557b4509
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SHA512
8cdacf2defc0f9a5d78e7727990477fd8b1c922796c72c2f9d62e4e0518cebce59a50e36e6b0a0884ef67733338f918c40f2b70c8b622290f7784ed190c406b8
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjY7DWC:1nK6a+qdOOtEvwDpjm
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
resource yara_rule sample CryptoLocker_set1 -
UPX dump on OEP (original entry point) 1 IoCs
resource yara_rule sample UPX -
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-02-21_3824ceafb040120afed0696cef83b1de_cryptolocker
Files
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2024-02-21_3824ceafb040120afed0696cef83b1de_cryptolocker.exe windows:5 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ap0x Size: 1024B - Virtual size: 785B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE