Behavioral task
behavioral1
Sample
2024-04-19_8dc866064ef6e982248e3f12b5736c66_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-04-19_8dc866064ef6e982248e3f12b5736c66_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-19_8dc866064ef6e982248e3f12b5736c66_cryptolocker
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Size
39KB
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MD5
8dc866064ef6e982248e3f12b5736c66
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SHA1
57e935080346831b7bc4241ae92ba16ff573fb33
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SHA256
5e9650c5032191c6f17381f68d9ff16b0575c1bc7c0d383831a62e026df9685c
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SHA512
49b0aa07546e1fe20a88fa4676ef86c3a2d29bdd04f3bd2b515bc7b308d928b84e94094a6e20c69fbe6cd3d72d514338ee279c801656104430c2a57d358f501f
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SSDEEP
384:ba74uGLLQRcsdeQ72ngEr4K7YmE8j6CQYnrz1ZhdaXFXSCVQTLfjDpXqxKH0:ba74zYcgT/EkdCQgpwXFXSqQXfj0xKU
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 2024-04-19_8dc866064ef6e982248e3f12b5736c66_cryptolocker
Files
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2024-04-19_8dc866064ef6e982248e3f12b5736c66_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