Static task
static1
Behavioral task
behavioral1
Sample
2024-01-26_81e2ea7e6610e9bd7ba87f6050e4bd34_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-26_81e2ea7e6610e9bd7ba87f6050e4bd34_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-26_81e2ea7e6610e9bd7ba87f6050e4bd34_cryptolocker
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Size
53KB
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MD5
81e2ea7e6610e9bd7ba87f6050e4bd34
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SHA1
55a93d083aa0088650f8d0cae5bc5c84c1f3db0c
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SHA256
72201ceb41c8b7cffde1973046c9ed3355ccd66bfd4844747eadb7524a79b7c9
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SHA512
c990d6a25139f04b85188523c3111b27dbd91bd51ba0b1a90248c7d3c0aa624cc748513a45c7a12cd9a7513ac79ebe2dd324b73861c65b213c8e26e3dcb45023
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SSDEEP
768:6Qz7yVEhs9+4OR7tOOtEvwDpjLHqPOYRmNxt5QJz7Wwo:6j+1NMOtEvwDpjr8oxEc
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 -
Detects executables built or packed with MPress PE compressor 1 IoCs
resource yara_rule sample INDICATOR_EXE_Packed_MPress -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-01-26_81e2ea7e6610e9bd7ba87f6050e4bd34_cryptolocker
Files
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2024-01-26_81e2ea7e6610e9bd7ba87f6050e4bd34_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
.MPRESS1 Size: 17KB - Virtual size: 36KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.MPRESS2 Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_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