Behavioral task
behavioral1
Sample
2024-05-15_556422ba40c136ec13f4f4e990eade37_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-15_556422ba40c136ec13f4f4e990eade37_cryptolocker.exe
Resource
win10v2004-20240426-en
General
-
Target
2024-05-15_556422ba40c136ec13f4f4e990eade37_cryptolocker
-
Size
81KB
-
MD5
556422ba40c136ec13f4f4e990eade37
-
SHA1
b8de8d2b0c4c6bdd5632b124cb44aef9f2d3fdf9
-
SHA256
d85e5df847a02a8b48bb8ce02411d8e72cfd5ddd28217e1370230c81d4351de6
-
SHA512
12107a6d2ddbe34edaf55ef14b0a1fbe51c6b82b36c84f44f57e3bc6ca54c9be7106962073057b1c7fb8eebaeb3149d070b258f279f1daf8fd58b1f9b6c4019d
-
SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7QsT:zCsanOtEvwDpjE
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 2024-05-15_556422ba40c136ec13f4f4e990eade37_cryptolocker
Files
-
2024-05-15_556422ba40c136ec13f4f4e990eade37_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