Behavioral task
behavioral1
Sample
2024-05-31_7916b72cfb4586aabbc4413aba979d22_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-31_7916b72cfb4586aabbc4413aba979d22_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-31_7916b72cfb4586aabbc4413aba979d22_cryptolocker
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Size
82KB
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MD5
7916b72cfb4586aabbc4413aba979d22
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SHA1
7e781d3991c93060ff58baf4d99e9b9099247737
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SHA256
4a007538d4c87b462e7d4355d85b1b3a547ef958012a9a6062a7286905fc3155
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SHA512
291c4f7fabf0b9295e2bf5aabc5da4060307abde097ae48505c34edeeb114a1be1673e4b65720d909ce958640b0495a80ee31afe8cfcd05cff9760bb995f2534
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7Q9:zCsanOtEvwDpjp
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 2024-05-31_7916b72cfb4586aabbc4413aba979d22_cryptolocker
Files
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2024-05-31_7916b72cfb4586aabbc4413aba979d22_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_CODE
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