Behavioral task
behavioral1
Sample
2024-01-28_2bb538bec6c6722f9e1ca41a6c25f73a_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-28_2bb538bec6c6722f9e1ca41a6c25f73a_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-28_2bb538bec6c6722f9e1ca41a6c25f73a_cryptolocker
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Size
97KB
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MD5
2bb538bec6c6722f9e1ca41a6c25f73a
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SHA1
f5264d4d8a5eddeeb3a832f930a4beb1d508ac99
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SHA256
1bdbf449049236712129e04fc7774c3880b0424a3f5b33ecee61eb7e1794bfaf
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SHA512
40b6955880d2ca6e74a5926c3267e0bba2e52b30403a27bf97d4eb90f0242d957295988a49032f338dc937666dada068bbf0deae5326219457e47e943ec9c1f3
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjuvQH:zCsanOtEvwDpjQ
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 2024-01-28_2bb538bec6c6722f9e1ca41a6c25f73a_cryptolocker
Files
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2024-01-28_2bb538bec6c6722f9e1ca41a6c25f73a_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