Behavioral task
behavioral1
Sample
2024-05-15_a44ef7efcabef0f79a4e635196edfb06_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-15_a44ef7efcabef0f79a4e635196edfb06_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-15_a44ef7efcabef0f79a4e635196edfb06_cryptolocker
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Size
41KB
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MD5
a44ef7efcabef0f79a4e635196edfb06
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SHA1
4ba5f61d8bb31bf3d5ef9facf0cc638049533501
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SHA256
50a5c44c2258cfb34d231279ada990243df110c651ffe2be9848268f06ceb4ef
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SHA512
346399b95cbc01dad1bce11d84f91c13be71a8515807b45d12a3c8524bd9cb438cdb2bd08a7901b8cad998345edb7dac599a0f27e458dc74693a4d790523f159
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SSDEEP
384:ba74uGLLQRcsdeQ72ngEr4K7YmE8j6CQYnrz1ZhdaXFXSCVQTLfjDpXqxKHNQ6:ba74zYcgT/EkdCQgpwXFXSqQXfj0xKC6
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 2024-05-15_a44ef7efcabef0f79a4e635196edfb06_cryptolocker
Files
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2024-05-15_a44ef7efcabef0f79a4e635196edfb06_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