Behavioral task
behavioral1
Sample
2024-05-14_cb95c0892ed9ef82693ec998126f2b45_cryptolocker.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
2024-05-14_cb95c0892ed9ef82693ec998126f2b45_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-14_cb95c0892ed9ef82693ec998126f2b45_cryptolocker
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Size
41KB
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MD5
cb95c0892ed9ef82693ec998126f2b45
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SHA1
d5fdc983fd5dfbbadbd8595b3a3d7f609aa13fda
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SHA256
677e1a436ed6d896787ea0d4d185e6480c0782ab508fa0682bfbb291243908bc
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SHA512
dfc0651add05a37ba10e611ef21eefec1a82833e99700f1b931d7f25ce7e8c9e428c18ec30e2d977d06f35d8c5322e6e872d20736c38aa14a668e7350f3f56b8
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SSDEEP
384:ba74uGLLQRcsdeQ72ngEr4K7YmE8j6CQYnrz1ZhdaXFXSCVQTLfjDpXqxKHMb3:ba74zYcgT/EkdCQgpwXFXSqQXfj0xKsj
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 2024-05-14_cb95c0892ed9ef82693ec998126f2b45_cryptolocker
Files
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2024-05-14_cb95c0892ed9ef82693ec998126f2b45_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: 16KB - Virtual size: 28KB
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: 8KB - 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