Behavioral task
behavioral1
Sample
2024-06-05_4992945c982365a4cbf5b9de29a2a4c0_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-06-05_4992945c982365a4cbf5b9de29a2a4c0_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-06-05_4992945c982365a4cbf5b9de29a2a4c0_cryptolocker
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Size
57KB
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MD5
4992945c982365a4cbf5b9de29a2a4c0
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SHA1
4ca498e1f206d0a94543a46508dbee4af444e778
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SHA256
70bbc4a1656b2dbda749b02d5842b5679e7b07f3d2ac646b536f2cc757f065c8
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SHA512
66d3b2ccda7f46149cdf5f047cb9037a4e5880493053b6d2746738b9cd4d5e7e1131485d8ed015c12393f8e9ed758d10cac2850c56c7d7fae065426d531e1d3d
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjl+0:bP9g/xtCS3Dxx0J0
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 2024-06-05_4992945c982365a4cbf5b9de29a2a4c0_cryptolocker
Files
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2024-06-05_4992945c982365a4cbf5b9de29a2a4c0_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: 17KB - Virtual size: 24KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 12KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 9KB - 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