Behavioral task
behavioral1
Sample
2024-05-29_4d1dd7afd305a10a393323e1fdbaf5d1_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-05-29_4d1dd7afd305a10a393323e1fdbaf5d1_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-29_4d1dd7afd305a10a393323e1fdbaf5d1_cryptolocker
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Size
60KB
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MD5
4d1dd7afd305a10a393323e1fdbaf5d1
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SHA1
ce9b710706a51db427db1befa922a53ab905896d
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SHA256
e288a2fdf4cf946760648944a43c6678678578443afa40eca82aef313c7080d9
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SHA512
eaf1ad8ffda7149d9b6f3e95d6260d207e95370c31ca1ab9fcf410908ee4662bdb578bf1a91cb997d7cc5f21a9aa466c85c41dadc43ff10b4a92b2843a84c457
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SSDEEP
768:H6LsoEEeegiZPvEhHSG+gk5NQXtckstOOtEvwDpjhBaD3TUogs/VXpAP6py:H6QFElP6n+gou9cvMOtEvwDpjCpVX4
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
resource yara_rule sample CryptoLocker_set1 -
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 2024-05-29_4d1dd7afd305a10a393323e1fdbaf5d1_cryptolocker
Files
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2024-05-29_4d1dd7afd305a10a393323e1fdbaf5d1_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: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - 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