Behavioral task
behavioral1
Sample
2024-05-02_87159249bf8036afdc4f94a68d96a3a6_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-02_87159249bf8036afdc4f94a68d96a3a6_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-05-02_87159249bf8036afdc4f94a68d96a3a6_cryptolocker
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Size
52KB
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MD5
87159249bf8036afdc4f94a68d96a3a6
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SHA1
bc87a4f0061498d6434abec345d1b7e94e70e837
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SHA256
d6af56678f48030f372328c7146a266d00a22b323b7350474940907f4d754ae7
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SHA512
33e832fe8ca434c9a59cfb0246421202030e3ab554dea885abd269694d805de3b7c7a183ef6646f29c1999cd6e982862e3bd4c43f69d6d8ccdc906a6304e42f8
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YY1J+OTOHB:z6QFElP6n+gKmddpMOtEvwDpj31iHB
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 2024-05-02_87159249bf8036afdc4f94a68d96a3a6_cryptolocker
Files
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2024-05-02_87159249bf8036afdc4f94a68d96a3a6_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