Behavioral task
behavioral1
Sample
2024-06-01_8d89ffa167311266bb6ae3772910ed55_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-06-01_8d89ffa167311266bb6ae3772910ed55_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-06-01_8d89ffa167311266bb6ae3772910ed55_cryptolocker
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Size
41KB
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MD5
8d89ffa167311266bb6ae3772910ed55
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SHA1
de021976e8478f6bb90ce9bc34e632873bee05dc
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SHA256
c5d8a99de2e0070a726a3cec749de6ba9ccad5f9b8d834a7fc73a1e2ef52686c
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SHA512
a379c78803561f5104df97ddde83e015da2b73e3bc8b7348c8529f9d7eed2fb764eaf8aaa5007f6e4187434568fb7225cf3b22bf2bf5e313c19263f53f5548a4
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SSDEEP
384:ba74uGLLQRcsdeQ72ngEr4K7YmE8j6CQYnrz1ZhdaXFXSCVQTLfjDpXqxKH6x:ba74zYcgT/EkdCQgpwXFXSqQXfj0xKax
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 2024-06-01_8d89ffa167311266bb6ae3772910ed55_cryptolocker
Files
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2024-06-01_8d89ffa167311266bb6ae3772910ed55_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