Behavioral task
behavioral1
Sample
2024-02-22_c844f52849040cc4dc0e4181ae80daeb_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-22_c844f52849040cc4dc0e4181ae80daeb_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-22_c844f52849040cc4dc0e4181ae80daeb_cryptolocker
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Size
81KB
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MD5
c844f52849040cc4dc0e4181ae80daeb
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SHA1
4fca1a9230f6357f5bc777d271eb3fbc58b6d329
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SHA256
2e013882e0da702f185b11cead38f7e04e8670026005d2b971869ce8bd1ebd68
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SHA512
2aec77f8dd5542a84a36f810ba8105ec59e5f5caab667d1bf8ff933703452c591c2b9c3b9538b551d59574161f50f983c01fd895a6327b5bbc44ffc006bb1023
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdeSC:T6a+rdOOtEvwDpjNtO
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 2024-02-22_c844f52849040cc4dc0e4181ae80daeb_cryptolocker
Files
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2024-02-22_c844f52849040cc4dc0e4181ae80daeb_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