Static task
static1
Behavioral task
behavioral1
Sample
2024-02-18_184fa6d944b44489dfee733f3bf9997a_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-18_184fa6d944b44489dfee733f3bf9997a_cryptolocker.exe
Resource
win10v2004-20231215-en
General
-
Target
2024-02-18_184fa6d944b44489dfee733f3bf9997a_cryptolocker
-
Size
39KB
-
MD5
184fa6d944b44489dfee733f3bf9997a
-
SHA1
f071160a7a75c71b34c2179fd85696c52ed99772
-
SHA256
f9ce23801bb57e05ae3e2008b87051d5998ddb4b959a0b3b4aa14bd3cc25b230
-
SHA512
05bb150c9efd14654259a3eae169585c717c06afd2bb48efea5c9860509d748ef053b1fcd09aca9c3a507ab4a4c1ae5642e2ec513b8d866c95539c725784366a
-
SSDEEP
768:TS5nQJ24LR7tOOtEvwDpjGqPhqlcnvgpnH8U:m5nkFNMOtEvwDpjG8hgpH8U
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 2024-02-18_184fa6d944b44489dfee733f3bf9997a_cryptolocker
Files
-
2024-02-18_184fa6d944b44489dfee733f3bf9997a_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