Behavioral task
behavioral1
Sample
2024-05-20_c3e5ef50e3ad97f37eb6b5d3312f4f46_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-05-20_c3e5ef50e3ad97f37eb6b5d3312f4f46_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-20_c3e5ef50e3ad97f37eb6b5d3312f4f46_cryptolocker
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Size
41KB
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MD5
c3e5ef50e3ad97f37eb6b5d3312f4f46
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SHA1
41daf8c459e86f94f4b7eb3df2f3642bf88c7140
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SHA256
f72c59accb866d794b368d5fb801c337c83504871fb60d157507b1647e86333d
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SHA512
755a92083ff002917b734a30b5ca03ffe716431eea522c2b2c78ba461b2df80c1e6963d2fb367d0f51b0a81bea7ede28cc60138180f9509d96a05511513d3cd2
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SSDEEP
384:ba74uGLLQRcsdeQ72ngEr4K7YmE8j6CQYnrz1ZhdaXFXSCVQTLfjDpXqxKHv2:ba74zYcgT/EkdCQgpwXFXSqQXfj0xK+
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 2024-05-20_c3e5ef50e3ad97f37eb6b5d3312f4f46_cryptolocker
Files
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2024-05-20_c3e5ef50e3ad97f37eb6b5d3312f4f46_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