Behavioral task
behavioral1
Sample
2024-06-01_543bcbeb86911accc7b25c82182c6746_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-06-01_543bcbeb86911accc7b25c82182c6746_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-06-01_543bcbeb86911accc7b25c82182c6746_cryptolocker
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Size
42KB
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MD5
543bcbeb86911accc7b25c82182c6746
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SHA1
bab596b790b008c4fa56f190e79e91ef39ebb5c9
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SHA256
02378ad065155ba570da6d6525f5531224b4896ad06cf188c06cc7ca2bc71244
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SHA512
ddd1f90303fd621e984ac8194ac4db4130fce1f5a74e230805acae908cc2ca8f70227e543f6f1909df6d0895101d8bb8abde29de5501d5cdba40164ccebca317
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SSDEEP
768:ba74zYcgT/EkdCQgpwXFXSqQXfj0xKoWOH:ba6YcA/Xk3wXFXSqAJiH
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 2024-06-01_543bcbeb86911accc7b25c82182c6746_cryptolocker
Files
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2024-06-01_543bcbeb86911accc7b25c82182c6746_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