Behavioral task
behavioral1
Sample
2024-05-29_a633c485f307493f26d6a470613ffefb_cryptolocker.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
2024-05-29_a633c485f307493f26d6a470613ffefb_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-29_a633c485f307493f26d6a470613ffefb_cryptolocker
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Size
79KB
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MD5
a633c485f307493f26d6a470613ffefb
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SHA1
8e03c059d99e9f946ad0e9491f8e3c777b035c33
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SHA256
4c994670132a26c6e4ea8a0ff7bb18f1a0542b4b1781d4288e5cdce897a6fc19
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SHA512
e04a7b52223c7eaae3c9e51ad259d1281288a50323dda4defcf77c6f6107279a978c709d44cc0c6d8cbc509c372a6e910cb2fdcd6836f734292e680f067fc495
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdJcRs:T6a+rdOOtEvwDpjNtZ
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
resource yara_rule sample CryptoLocker_set1 -
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 2024-05-29_a633c485f307493f26d6a470613ffefb_cryptolocker
Files
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2024-05-29_a633c485f307493f26d6a470613ffefb_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: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - 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