Behavioral task
behavioral1
Sample
2024-04-30_f321e445da0f1456b1b78ff877b21fbb_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-30_f321e445da0f1456b1b78ff877b21fbb_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-04-30_f321e445da0f1456b1b78ff877b21fbb_cryptolocker
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Size
51KB
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MD5
f321e445da0f1456b1b78ff877b21fbb
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SHA1
da72df810f4692d04412db58f754f161e4b01df4
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SHA256
7bc2d425071069a264d84363c5428203a66db9d163aa08052ee7571eccde63eb
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SHA512
3258e97293cd9b320d151591918571f6a337046daa1505e8aa49220e006cdb30cad0d2dc33b23277c7413d9d512a1ba6795b0aa26ebf6f5b8757c181995175d0
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SSDEEP
768:bODOw9UiamWUB2preAr+OfjH/0S16avdrQFiLjJvtj:bODOw9acifAoc+vj
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 2024-04-30_f321e445da0f1456b1b78ff877b21fbb_cryptolocker
Files
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2024-04-30_f321e445da0f1456b1b78ff877b21fbb_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