Behavioral task
behavioral1
Sample
2024-04-29_79bc1bdcfe2b7263499e8c3a2a649169_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-04-29_79bc1bdcfe2b7263499e8c3a2a649169_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-04-29_79bc1bdcfe2b7263499e8c3a2a649169_cryptolocker
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Size
89KB
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MD5
79bc1bdcfe2b7263499e8c3a2a649169
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SHA1
a524a6df8f7899e255e9719435b8e0e596a1d537
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SHA256
8f5e5831f1d8bc3ee568db0835fbe7ec1324880760b8fd04cc14b29e41bed166
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SHA512
c6b497cd86c5a527268fdbd46be0ef71f0b496cfc1f11d3cdc31228725c48536faf8021b9cad3c2cbaeb11ddfe7f85ae0cc88b1bf10d146d111b223255c44564
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SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAAc:n6a+1SEOtEvwDpjYYvQd2Pr
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 2024-04-29_79bc1bdcfe2b7263499e8c3a2a649169_cryptolocker
Files
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2024-04-29_79bc1bdcfe2b7263499e8c3a2a649169_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: 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