Behavioral task
behavioral1
Sample
2024-05-19_f98022abf75cea8b03a6faab971d5740_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-05-19_f98022abf75cea8b03a6faab971d5740_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-19_f98022abf75cea8b03a6faab971d5740_cryptolocker
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Size
56KB
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MD5
f98022abf75cea8b03a6faab971d5740
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SHA1
09a096d5b01d3de2e8321408421a2bf80135f5ef
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SHA256
de9c2cf5552bdda41a092aaa7012035599ec3130e331d79f77f4bbcb19ca0057
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SHA512
4aadb9bfc105543873bc2462ec254cb37a09ba83a35cf2a99b1a3031145c286636697c42f7ff22f1940990b3a06739af5cd68d217c751435775f8e869be9c7b8
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjNJs:bP9g/xtCS3Dxx0h
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 2024-05-19_f98022abf75cea8b03a6faab971d5740_cryptolocker
Files
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2024-05-19_f98022abf75cea8b03a6faab971d5740_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: 17KB - Virtual size: 24KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 12KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 9KB - 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