Behavioral task
behavioral1
Sample
2024-03-05_c88b143ddfa5748635cf1d2b6a2912b3_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-05_c88b143ddfa5748635cf1d2b6a2912b3_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-03-05_c88b143ddfa5748635cf1d2b6a2912b3_cryptolocker
-
Size
107KB
-
MD5
c88b143ddfa5748635cf1d2b6a2912b3
-
SHA1
374f44cad2a17260319b1b846713c34408e9263e
-
SHA256
706a1d9ab6ee97e8ea226c172a48b76fbf13674c496ec67c18b56b75d97ae0af
-
SHA512
0cdcaf58669f2114585a29c8dcfec8e34aefd9dc4518897a222e61cf06f78dd26ee01a6294abbab3029892c54cb2c557ca8f2855e2de37bd11bbd3afb980fdc4
-
SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6Gkszf7:1nK6a+qdOOtEvwDpj/
Malware Config
Signatures
-
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 2024-03-05_c88b143ddfa5748635cf1d2b6a2912b3_cryptolocker
Files
-
2024-03-05_c88b143ddfa5748635cf1d2b6a2912b3_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
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ap0x Size: 1024B - Virtual size: 785B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE