Behavioral task
behavioral1
Sample
2024-03-19_7c39adcbb8e435f8d8a02533281a217b_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-03-19_7c39adcbb8e435f8d8a02533281a217b_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-19_7c39adcbb8e435f8d8a02533281a217b_cryptolocker
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Size
58KB
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MD5
7c39adcbb8e435f8d8a02533281a217b
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SHA1
85713c8942b4b1731093efdc86ee9a26129fd2b9
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SHA256
780a417612cfa560e905378de89bfc152f680f76468772f855e731c2776407b8
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SHA512
1725d5c0a1ade318d464be9cc20f3597e4b5581ec67ca369f16e935e965a7a5f179c73a92989903a5b79dc1faee2667570b5e40f9ce25565537fae612dd7bf8b
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5appRR2L:z6QFElP6n+gKmddpMOtEvwDpj9aYa32L
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 2024-03-19_7c39adcbb8e435f8d8a02533281a217b_cryptolocker
Files
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2024-03-19_7c39adcbb8e435f8d8a02533281a217b_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