Behavioral task
behavioral1
Sample
2024-05-16_a9e13b3d1451376412db09bb5b176784_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-05-16_a9e13b3d1451376412db09bb5b176784_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-05-16_a9e13b3d1451376412db09bb5b176784_cryptolocker
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Size
52KB
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MD5
a9e13b3d1451376412db09bb5b176784
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SHA1
87f6956ccbcf2b79455869330d93472b9f781934
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SHA256
35e60e67b684dd2e6fe62ebd936b1fd6cf8c80c60bf447b16387c08525caad06
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SHA512
114a672112cede9631b31df096575fef96f7c4618a75fb397d6975adc14d05629c4009904bf8e3d75db15d32436f530db94a7d286e20bd4bcbd6b20186e85717
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SSDEEP
768:bODOw9UiamWUB2preAr+OfjH/0S16avdrQFiLjJvtOnp:bODOw9acifAoc+vsp
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
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 2024-05-16_a9e13b3d1451376412db09bb5b176784_cryptolocker
Files
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2024-05-16_a9e13b3d1451376412db09bb5b176784_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
IMAGE_FILE_DEBUG_STRIPPED
Sections
UPX0 Size: 16KB - Virtual size: 28KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 8KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.imports Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE