Static task
static1
Behavioral task
behavioral1
Sample
2024-04-10_312dac7c82a6ad6f78235b85afa64a13_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-10_312dac7c82a6ad6f78235b85afa64a13_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-04-10_312dac7c82a6ad6f78235b85afa64a13_cryptolocker
-
Size
86KB
-
MD5
312dac7c82a6ad6f78235b85afa64a13
-
SHA1
266c6b7130822008fff3a3a40d953843c3ca3dbc
-
SHA256
523650aaa9ecb35066e29123964f62da0e1fc2fb26676cc3203fa58ee86d7475
-
SHA512
81f6d2c3a60a2cf1226c69ae9bb965c4e753e8b319ab20cba8a2cb4db357730b638f30e556c627ccbb7d19a224a080b32ab755fc61a019365543f57d341d3aab
-
SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRXrZSUfFKazNclMjNUvxpRv0:i5nkFGMOtEvwDpjNbwQEI8UtzNcO8B0
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 2024-04-10_312dac7c82a6ad6f78235b85afa64a13_cryptolocker
Files
-
2024-04-10_312dac7c82a6ad6f78235b85afa64a13_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: 13KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE