Behavioral task
behavioral1
Sample
2024-02-23_69a83626139bb74485386ee955b1863d_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-02-23_69a83626139bb74485386ee955b1863d_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-23_69a83626139bb74485386ee955b1863d_cryptolocker
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Size
98KB
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MD5
69a83626139bb74485386ee955b1863d
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SHA1
6909f252d17fe95077ad3b112f48d0cb2d27da83
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SHA256
433c1460ad6601eee27ff944c64bd0092514420cd63ab41b8ec06a9d8733802b
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SHA512
ea2301db0b3be16e6956d878b862ece98b70827517b7a62e7899ed4680a3488034c38d335da459d45735c8397ddfb518db647e56dd96c7839bf0c151aaff91ab
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbbr/BKisn:z6a+CdOOtEvwDpjcgn
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 2024-02-23_69a83626139bb74485386ee955b1863d_cryptolocker
Files
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2024-02-23_69a83626139bb74485386ee955b1863d_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_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