Behavioral task
behavioral1
Sample
2024-04-15_76967c22abf6b399b901338c6080cbc4_cryptolocker.exe
Resource
win7-20240319-en
Behavioral task
behavioral2
Sample
2024-04-15_76967c22abf6b399b901338c6080cbc4_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-15_76967c22abf6b399b901338c6080cbc4_cryptolocker
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Size
54KB
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MD5
76967c22abf6b399b901338c6080cbc4
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SHA1
2de36aba651101ec59a9a14e2125990d23cc5f86
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SHA256
8b48b5218616355d27535a23c9d8ab64e055abfc9d2f022c63ffede0f59dca58
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SHA512
23789149de16df6443424710310820620b535c723fea803071281f5355de48bcc2780308bc95f5d9b11daaaf9760214a8635dbf747af1a04bf1bf1807917aa30
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjJ:bP9g/xtCS3Dxx0o
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 2024-04-15_76967c22abf6b399b901338c6080cbc4_cryptolocker
Files
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2024-04-15_76967c22abf6b399b901338c6080cbc4_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