Behavioral task
behavioral1
Sample
2024-05-11_18961e6f6df37d407dbb1f7dc0651012_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-05-11_18961e6f6df37d407dbb1f7dc0651012_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-11_18961e6f6df37d407dbb1f7dc0651012_cryptolocker
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Size
56KB
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MD5
18961e6f6df37d407dbb1f7dc0651012
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SHA1
705f95e79b828a37202ad630b05de2659a6e6d01
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SHA256
cfb8d95958abac6574b78914ec757b63fd18a517354829cbefc0bca18f28610a
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SHA512
6a058268df6b9a1662b47a0ec0fec1a11dcd9ad19255a3b68eda72f8011a9b633f0dc6b62047e793bbee16e82151830f37096142027b245bbcc55b362205d5a2
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjlYR4:bP9g/xtCS3Dxx0L6
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 2024-05-11_18961e6f6df37d407dbb1f7dc0651012_cryptolocker
Files
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2024-05-11_18961e6f6df37d407dbb1f7dc0651012_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