Behavioral task
behavioral1
Sample
2024-04-24_6fd4df797fe234b08cd279ff4ab8a58c_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-24_6fd4df797fe234b08cd279ff4ab8a58c_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-24_6fd4df797fe234b08cd279ff4ab8a58c_cryptolocker
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Size
40KB
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MD5
6fd4df797fe234b08cd279ff4ab8a58c
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SHA1
a1720ce9f4da452f27dc22f9ae9510106b3d444e
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SHA256
31cda7534c56f8a1510e7cfda1454c0a9df39e9d1faf1a6cd2ad531470283bf3
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SHA512
61d257d5ccff6b15bdfe386043f1e8d03315d1fc86ba65ff71d6db2d084f506f301e4e1d7faf41aee0178049966daf14bf5561e1260769e7ce9019ba4c3386ba
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SSDEEP
384:ba74uGLLQRcsdeQ72ngEr4K7YmE8j6CQYnrz1ZhdaXFXSCVQTLfjDpXqxKHh:ba74zYcgT/EkdCQgpwXFXSqQXfj0xKB
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 2024-04-24_6fd4df797fe234b08cd279ff4ab8a58c_cryptolocker
Files
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2024-04-24_6fd4df797fe234b08cd279ff4ab8a58c_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