Behavioral task
behavioral1
Sample
2024-01-27_c5aff21e40b189edeee1f02b26e5a48b_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-01-27_c5aff21e40b189edeee1f02b26e5a48b_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-27_c5aff21e40b189edeee1f02b26e5a48b_cryptolocker
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Size
91KB
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MD5
c5aff21e40b189edeee1f02b26e5a48b
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SHA1
237ae308e99b4ded23653d8e108b810a1c59de8f
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SHA256
7de39fc47fd80d1842a678127d5b108985b76b0ecab38e0ed21d5cfd62d31c3c
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SHA512
7981743a0a03717b0ff991a36fdbde5ef31c7b4e9f26b5d0a9ed3bb9d6dd13dcdbbcde8ed8269cad3974979d57452f9733fb70659adfd147843ae9715745502a
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/3E:zCsanOtEvwDpjB0
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 2024-01-27_c5aff21e40b189edeee1f02b26e5a48b_cryptolocker
Files
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2024-01-27_c5aff21e40b189edeee1f02b26e5a48b_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