Behavioral task
behavioral1
Sample
2024-05-04_6144222101928f7ff961de2e72a5a33c_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-05-04_6144222101928f7ff961de2e72a5a33c_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-05-04_6144222101928f7ff961de2e72a5a33c_cryptolocker
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Size
55KB
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MD5
6144222101928f7ff961de2e72a5a33c
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SHA1
c5dae111e9a4af1d00f418c1a643f8f1c6d4fba1
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SHA256
4ec77de0e0ed611379397c5d977e863e25b7da170963bf1c1a001ad5f93f72ee
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SHA512
6ba8b58515f9857f96ce74f3a3cfada4087535356ff7334b8e31927a7599d2b4307a9508bf4e90d62751d307e699326c6e700ef4cc862cd56d03d6a959a33a7b
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjlgzY:bP9g/xtCS3Dxx0nY
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_6144222101928f7ff961de2e72a5a33c_cryptolocker
Files
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2024-05-04_6144222101928f7ff961de2e72a5a33c_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