Behavioral task
behavioral1
Sample
2024-04-16_84e620a043ad434d441d0b6f7f947b02_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-04-16_84e620a043ad434d441d0b6f7f947b02_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-16_84e620a043ad434d441d0b6f7f947b02_cryptolocker
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Size
54KB
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MD5
84e620a043ad434d441d0b6f7f947b02
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SHA1
b39728ffa6fe9991f74c8dd692e12fc5e6dc537c
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SHA256
d196f7ba2a489a6f583d172069646609c59c6498280977e40ef62617207a27e0
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SHA512
c9090a96bfab97173ccf62cfb975b92a825596fcb353e29eb7fbb45be83f3ae095bf07a5eb556d96e917ab205501748a1581aa136fe41ced283d59c8d0847d37
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgULe:bP9g/xtCS3Dxx0T
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 2024-04-16_84e620a043ad434d441d0b6f7f947b02_cryptolocker
Files
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2024-04-16_84e620a043ad434d441d0b6f7f947b02_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: 17KB - Virtual size: 24KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 12KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 9KB - 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