Behavioral task
behavioral1
Sample
2024-04-29_c6e942eb697d29efdfce424a6f1fcfc8_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-29_c6e942eb697d29efdfce424a6f1fcfc8_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-04-29_c6e942eb697d29efdfce424a6f1fcfc8_cryptolocker
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Size
40KB
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MD5
c6e942eb697d29efdfce424a6f1fcfc8
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SHA1
3176c338070121bad4440bf92bf55549ce34abc1
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SHA256
aff21b1a03498e6139f70fdf5b28afd075dc0a92145a948760b33d449856299f
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SHA512
deba71e1ed64b218b57a912e4a114da278fbf81ac09b12c967929ae1acdc12c5b5ca95c11163bb4e04dd31e3eb19a3879c7f141a0f69947e9076777efef55fdf
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SSDEEP
384:ba74uGLLQRcsdeQ72ngEr4K7YmE8j6CQYnrz1ZhdaXFXSCVQTLfjDpXqxKHzmD:ba74zYcgT/EkdCQgpwXFXSqQXfj0xKqD
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 2024-04-29_c6e942eb697d29efdfce424a6f1fcfc8_cryptolocker
Files
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2024-04-29_c6e942eb697d29efdfce424a6f1fcfc8_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