Behavioral task
behavioral1
Sample
2024-01-24_531a7ecb38617e626e27bad8bb932e13_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-24_531a7ecb38617e626e27bad8bb932e13_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-24_531a7ecb38617e626e27bad8bb932e13_cryptolocker
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Size
106KB
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MD5
531a7ecb38617e626e27bad8bb932e13
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SHA1
1eb4c03a9c7cbc64a0638570966ccfea0e0fbcc5
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SHA256
d38d9466fec893b721325edda5cd485d09270a875dfc349c310732f9e6c6e814
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SHA512
440df83a8fe7e5d8620414cbc7a850e54fd412ccdcf616cf57c1bda5ad322df3bbab57663e475ea1b397d26228cb86ec15ce76de4ef11498b6d45f1c963bcb4c
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6GkszfM:1nK6a+qdOOtEvwDpj4
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 2024-01-24_531a7ecb38617e626e27bad8bb932e13_cryptolocker
Files
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2024-01-24_531a7ecb38617e626e27bad8bb932e13_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
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ap0x Size: 1024B - Virtual size: 785B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE