Behavioral task
behavioral1
Sample
2024-05-15_2748c8b8d8e31764aa850602ad00b873_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-05-15_2748c8b8d8e31764aa850602ad00b873_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-15_2748c8b8d8e31764aa850602ad00b873_cryptolocker
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Size
78KB
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MD5
2748c8b8d8e31764aa850602ad00b873
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SHA1
da9b5cad80cc7652885b87df6b76a2594e056f76
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SHA256
a6ad9e6052ebdb4a3be552336e3c836e0397df9691c748f54f114dc48368ff45
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SHA512
449d5b2ae55f4f01520e59ecdf2454ea6958c14ceb8a345cd57ee69ea19c0460b0f7dff08d4bca72190872229cdd77a3ec32a6fa49bbfd51d282b01a02b9aaa1
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdxPUxB1y:T6a+rdOOtEvwDpjNtHPV
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 2024-05-15_2748c8b8d8e31764aa850602ad00b873_cryptolocker
Files
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2024-05-15_2748c8b8d8e31764aa850602ad00b873_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