Behavioral task
behavioral1
Sample
2024-05-01_8734218787c8e9a65aad0409dbd98e33_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-01_8734218787c8e9a65aad0409dbd98e33_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-05-01_8734218787c8e9a65aad0409dbd98e33_cryptolocker
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Size
41KB
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MD5
8734218787c8e9a65aad0409dbd98e33
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SHA1
5d3c9ea069722df942e49c8f22dd20ae53e09791
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SHA256
f14afd6afd1984831c1b94d0d9356f69b9e8bfd3c029564c0e265433c619bd13
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SHA512
eef5514b34af8f84b4f107138ab708f8aa30920ea82d36942231b97ee04a3495dcfdee98ca814d889525ffecf3bfdc5579ec4651a9c4015eeb91f2d0f02a0cc5
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SSDEEP
384:ba74uGLLQRcsdeQ72ngEr4K7YmE8j6CQYnrz1ZhdaXFXSCVQTLfjDpXqxKHNQa:ba74zYcgT/EkdCQgpwXFXSqQXfj0xKCa
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 2024-05-01_8734218787c8e9a65aad0409dbd98e33_cryptolocker
Files
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2024-05-01_8734218787c8e9a65aad0409dbd98e33_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