Behavioral task
behavioral1
Sample
2024-05-29_92bfcf6c2924e93a054f329f795dec14_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-29_92bfcf6c2924e93a054f329f795dec14_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-29_92bfcf6c2924e93a054f329f795dec14_cryptolocker
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Size
53KB
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MD5
92bfcf6c2924e93a054f329f795dec14
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SHA1
eab3af39ebb622943ea892e0f5a20c9f943cd2a0
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SHA256
7cce31083fa907f82caee0adbba64cccb738e282ffa0210a2126cd2f04798c7d
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SHA512
498cc31225d12b7f87c17b4a0a69b3c463a326bd8a72de0219e027298c7e657ebffe335a227c9a3b19a26678f85a1da09c6ae73161c2c1e155e2fda770cb85c0
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SSDEEP
768:bODOw9UiamWUB2preAr+OfjH/0S16avdrQFiLjJvtOXQ:bODOw9acifAoc+vD
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 2024-05-29_92bfcf6c2924e93a054f329f795dec14_cryptolocker
Files
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2024-05-29_92bfcf6c2924e93a054f329f795dec14_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