Static task
static1
Behavioral task
behavioral1
Sample
2024-03-06_5b973b4d3e5f2d7a162be2f88c591e58_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-06_5b973b4d3e5f2d7a162be2f88c591e58_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-03-06_5b973b4d3e5f2d7a162be2f88c591e58_cryptolocker
-
Size
40KB
-
MD5
5b973b4d3e5f2d7a162be2f88c591e58
-
SHA1
9806570c6591150538844bb140f4ed396ee687f3
-
SHA256
cdffb4f6909c423d5ff5f12bf528f2b176aa5278e217076cd221164d3066996c
-
SHA512
119a29abeb5ad1cce134c0a100f6e2202bd8e3243ef0fd22a7f9ef0c28e687996363c8a13dfd922de33c86ccc742161f75ae09e2637b780386218a3c81f08b31
-
SSDEEP
768:TS5nQJ24LR7tOOtEvwDpjGqPhqlcnvgpnISctN:m5nkFNMOtEvwDpjG8hgpI
Malware Config
Signatures
-
Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
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 2024-03-06_5b973b4d3e5f2d7a162be2f88c591e58_cryptolocker
Files
-
2024-03-06_5b973b4d3e5f2d7a162be2f88c591e58_cryptolocker.exe windows:5 windows x86 arch:x86
e021c9fc2c12265365fad587d43783fe
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DEBUG_STRIPPED
Imports
kernel32
GetModuleHandleA
GetProcAddress
user32
EndPaint
gdi32
CreateFontIndirectA
Sections
.MPRESS1 Size: 10KB - 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: 910B
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: 10KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE