Behavioral task
behavioral1
Sample
2024-02-17_b217d4e98eec0ea03c5376e6cbdacb92_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-17_b217d4e98eec0ea03c5376e6cbdacb92_cryptolocker.exe
Resource
win10v2004-20231215-en
General
-
Target
2024-02-17_b217d4e98eec0ea03c5376e6cbdacb92_cryptolocker
-
Size
90KB
-
MD5
b217d4e98eec0ea03c5376e6cbdacb92
-
SHA1
9d3298d61ab6cebc54a787e897c023718cac67ea
-
SHA256
b5a8687209889debc635d15316cb1c33331a8390310b7aceae7205cd3116583e
-
SHA512
c3136a35467c463e843f2ff865a32f46df76c8026dd2ed17162bde2775178419bbd3a9dc425cb708128eaf7cec77e8b2c83931833e845bd01cdefa0ff50a4e76
-
SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjhWp:zCsanOtEvwDpjZ
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 2024-02-17_b217d4e98eec0ea03c5376e6cbdacb92_cryptolocker
Files
-
2024-02-17_b217d4e98eec0ea03c5376e6cbdacb92_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