Behavioral task
behavioral1
Sample
2024-04-21_1f2c6a6d5436d167510b824a63831e63_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-21_1f2c6a6d5436d167510b824a63831e63_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-21_1f2c6a6d5436d167510b824a63831e63_cryptolocker
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Size
39KB
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MD5
1f2c6a6d5436d167510b824a63831e63
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SHA1
ab5beb503c64ab562d75321f46b050eac46c5db1
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SHA256
d95cf805a4928a2ae6a745f236367668942a74cda9ba654fe698cf0514b98093
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SHA512
bbd262f51eac6ebc5eca17f2e0473d2fbaa73a122600d50ccecb944a6e3561302148c7f8b22a2f6749ff4a1d1afcf9c1a13ab0cba0c52fd1b0fe18f5884e0497
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SSDEEP
384:ba74uGLLQRcsdeQ72ngEr4K7YmE8j6CQYnrz1ZhdaXFXSCVQTLfjDpXqxKHH:ba74zYcgT/EkdCQgpwXFXSqQXfj0xKn
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 2024-04-21_1f2c6a6d5436d167510b824a63831e63_cryptolocker
Files
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2024-04-21_1f2c6a6d5436d167510b824a63831e63_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