Behavioral task
behavioral1
Sample
2024-05-02_d4d2d87736a04b023d1afeb400232491_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-02_d4d2d87736a04b023d1afeb400232491_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-05-02_d4d2d87736a04b023d1afeb400232491_cryptolocker
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Size
52KB
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MD5
d4d2d87736a04b023d1afeb400232491
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SHA1
83790875bfcd3be5afeb961a8db33e3557b3fcbe
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SHA256
03c04ef57b02e6d88cb67328fe3542979ca92f4981accae5fb34a3d388eadab4
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SHA512
eccc0b50f597dcd2c6b4ac3046ea296564a82e5c986783eb2ee49c2adfcb14154f932a897447d917cd44a69b6801648d8152eab345488483de84188188bf3cdb
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SSDEEP
768:bODOw9UiamWUB2preAr+OfjH/0S16avdrQFiLjJvtOXZ:bODOw9acifAoc+v8Z
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
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 2024-05-02_d4d2d87736a04b023d1afeb400232491_cryptolocker
Files
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2024-05-02_d4d2d87736a04b023d1afeb400232491_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: 16KB - Virtual size: 28KB
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: 8KB - 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