Behavioral task
behavioral1
Sample
2024-04-24_7c1c003fc03ca84374d2a2bc3c011d88_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-04-24_7c1c003fc03ca84374d2a2bc3c011d88_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-24_7c1c003fc03ca84374d2a2bc3c011d88_cryptolocker
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Size
79KB
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MD5
7c1c003fc03ca84374d2a2bc3c011d88
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SHA1
25198de4df6f931843f9b2616d5fe2a7209db373
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SHA256
69955d2af6320149a9b2efa4ed91bbb25f74df3bf45bd76e5326345e4432d191
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SHA512
4ac441ccfb2865639cd8f38488aa43f1aa276d6e044334d3c83ff0b07432fd720f854b5ab6bc422573e2658bde4f93239efefc84fcefdea90c1af7385375eab5
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOA+YSafiPuqT:T6a+rdOOtEvwDpjNcw
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 2024-04-24_7c1c003fc03ca84374d2a2bc3c011d88_cryptolocker
Files
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2024-04-24_7c1c003fc03ca84374d2a2bc3c011d88_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