Behavioral task
behavioral1
Sample
2024-01-26_36864efcdc74d4dd42cd5db32fcfbef4_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-26_36864efcdc74d4dd42cd5db32fcfbef4_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-26_36864efcdc74d4dd42cd5db32fcfbef4_cryptolocker
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Size
97KB
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MD5
36864efcdc74d4dd42cd5db32fcfbef4
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SHA1
efc74759c98c61c6cd899c7ea315430e6bbef6a5
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SHA256
c3c40740d3bf0b2d3531be4b9ca76a41c8683f7abd2d95e0b0e3e85f3e06980b
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SHA512
13ad4ce76011226d62d6cdb49735c324f7d244da55dae734fd33fe9cdb43798bd2f2fe629a0138edc35491289afaf346f5be194996b764ddaf31c6ba859521f6
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjuvQr:zCsanOtEvwDpjU
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 2024-01-26_36864efcdc74d4dd42cd5db32fcfbef4_cryptolocker
Files
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2024-01-26_36864efcdc74d4dd42cd5db32fcfbef4_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