Behavioral task
behavioral1
Sample
2024-04-30_9bf8d666f96b35256eaf2dd3c6e7ec4e_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-30_9bf8d666f96b35256eaf2dd3c6e7ec4e_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-04-30_9bf8d666f96b35256eaf2dd3c6e7ec4e_cryptolocker
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Size
40KB
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MD5
9bf8d666f96b35256eaf2dd3c6e7ec4e
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SHA1
2de73cecedef1c94ca67f8f493a1b78f2968f94c
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SHA256
39c86e2861d10daa6bf0501488f1169f79373ee623048483e023040fc221bacc
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SHA512
7f02d932deb739f5e0738701dffffa8bcb87649c7984fc7a5c9c0868b9f00302b332868d361b4a22299a97514b2fdea31ec677f74809c5e6e55b0311b31747fb
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SSDEEP
384:ba74uGLLQRcsdeQ72ngEr4K7YmE8j6CQYnrz1ZhdaXFXSCVQTLfjDpXqxKHX:ba74zYcgT/EkdCQgpwXFXSqQXfj0xK3
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 2024-04-30_9bf8d666f96b35256eaf2dd3c6e7ec4e_cryptolocker
Files
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2024-04-30_9bf8d666f96b35256eaf2dd3c6e7ec4e_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