Behavioral task
behavioral1
Sample
2024-04-24_840c75d0968681072e74f014417b6674_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-24_840c75d0968681072e74f014417b6674_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-24_840c75d0968681072e74f014417b6674_cryptolocker
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Size
51KB
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MD5
840c75d0968681072e74f014417b6674
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SHA1
2f68a3a123e7e84eb5e93b2508032621d06512b3
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SHA256
b5cd905cd4c7983153d8934189ddf2fdc522c167850d99e37adde2923354865e
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SHA512
4daf0377be53406593d409bf158596277405a4be3d01786c8f95a9e1d13c9512d3baeb3ffb89797bda3972668af90cbb6bfe8953ae9dc27f10bf17c6288a95dc
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YY1J+OTOm:z6QFElP6n+gKmddpMOtEvwDpj31im
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 2024-04-24_840c75d0968681072e74f014417b6674_cryptolocker
Files
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2024-04-24_840c75d0968681072e74f014417b6674_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