Behavioral task
behavioral1
Sample
2024-04-10_5b8768656085dd5a4f3c61cfa5855bfc_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-10_5b8768656085dd5a4f3c61cfa5855bfc_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-10_5b8768656085dd5a4f3c61cfa5855bfc_cryptolocker
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Size
54KB
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MD5
5b8768656085dd5a4f3c61cfa5855bfc
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SHA1
e8c6374edfd8950ddb99545f6e33d626be5e49b6
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SHA256
789d669d0c1e63bf02a351d5be5e7a249981f21093a22d95f4756c5dfb33ca5b
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SHA512
a103796c4481f60aa7e246396a9e87c0248508c94d6b8407c5529102070d40519e9cf27a0071b0c2b30fee10fe6ceca540f4b2b45b2349e860e83d27f7f98140
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgCM:bP9g/xtCS3Dxx0QM
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 2024-04-10_5b8768656085dd5a4f3c61cfa5855bfc_cryptolocker
Files
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2024-04-10_5b8768656085dd5a4f3c61cfa5855bfc_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