Behavioral task
behavioral1
Sample
2024-01-27_085cfb740dbf60e7f836ec045f43343f_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-01-27_085cfb740dbf60e7f836ec045f43343f_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-27_085cfb740dbf60e7f836ec045f43343f_cryptolocker
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Size
64KB
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MD5
085cfb740dbf60e7f836ec045f43343f
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SHA1
9ae37b8dbabaccce78430a377c8d3ed7c7a28222
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SHA256
81eb6135ccb6f0c15044be6b2a99a3570a887f2f5199e20e71d50f3210de231f
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SHA512
edabd41c0ee14650e1e375e79f9df1eeccf4a757bc53266068c21ac0dc482fdc0ea76593701b0b033603312ddf56ac8036a357c994e79f76c9384734230116f5
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+g1Sum/kLyMro2GtOOtEvwDpj/:z6QFElP6n+g1LmddpMOtEvwDpj
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 2024-01-27_085cfb740dbf60e7f836ec045f43343f_cryptolocker
Files
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2024-01-27_085cfb740dbf60e7f836ec045f43343f_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_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - 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