Behavioral task
behavioral1
Sample
2024-06-01_05af1f3be1da52ec034a05b32964b7a2_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-06-01_05af1f3be1da52ec034a05b32964b7a2_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-06-01_05af1f3be1da52ec034a05b32964b7a2_cryptolocker
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Size
58KB
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MD5
05af1f3be1da52ec034a05b32964b7a2
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SHA1
f14e12cab4d3c2ae1b915eb744b1b2efe49276bb
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SHA256
f989d8c70244983c1a07cdeaa0b1e09249c68310add00544fabee07d2fabf998
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SHA512
2c98cc4335590d31715ee1f7a1e7689064ff1dab671e00f243092ce7e8acd87bd243cde56da7ad63c0b8a73a307ec71aebec4d6d21571e2b8c724c48662996f4
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SSDEEP
768:H6LsoEEeegiZPvEhHSG+gk5NQXtckstOOtEvwDpjhBaD3TUogs/VXpAPYC:H6QFElP6n+gou9cvMOtEvwDpjCpVXA
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 2024-06-01_05af1f3be1da52ec034a05b32964b7a2_cryptolocker
Files
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2024-06-01_05af1f3be1da52ec034a05b32964b7a2_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: 11KB - 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