Behavioral task
behavioral1
Sample
2024-05-04_7b05295d284d0448ab00d2de66825e23_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-05-04_7b05295d284d0448ab00d2de66825e23_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-05-04_7b05295d284d0448ab00d2de66825e23_cryptolocker
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Size
55KB
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MD5
7b05295d284d0448ab00d2de66825e23
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SHA1
40755145ddf29dfd74ac71c3dec19379b5e14b57
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SHA256
93bcc551f6d706628465ddc6c6a294edcfd59e15b07013e903b9910b99d3f9e6
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SHA512
130476248eb7c2e69fcb94d52f5f4ce8d3895150785c159fae7c22a360891bbcac615845841bca148d5d9a4275446f544fde1a2ba761a9c34d058d397f4a628e
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjlgzz:bP9g/xtCS3Dxx0nz
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 2024-05-04_7b05295d284d0448ab00d2de66825e23_cryptolocker
Files
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2024-05-04_7b05295d284d0448ab00d2de66825e23_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