Behavioral task
behavioral1
Sample
2024-05-05_58465d1a934732dd7de43998c7c8bfbb_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-05-05_58465d1a934732dd7de43998c7c8bfbb_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-05-05_58465d1a934732dd7de43998c7c8bfbb_cryptolocker
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Size
80KB
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MD5
58465d1a934732dd7de43998c7c8bfbb
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SHA1
121c7b8e8de41eb69ed828df9951e39b8493843c
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SHA256
623abe7ac294f2b22ed45631e3d056363409d6f352b441b4f97d6b5d5ad9cc88
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SHA512
bf41d00130d26005a989405c32b5fb3914b36edc73c2dbd35cf6ed8aa7ad216bb0b7bfc0e524bff18efc686f03281cdca6f69e4ea107183f9d76a69247c5dddf
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7Qpv:zCsanOtEvwDpj1
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 2024-05-05_58465d1a934732dd7de43998c7c8bfbb_cryptolocker
Files
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2024-05-05_58465d1a934732dd7de43998c7c8bfbb_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