Static task
static1
Behavioral task
behavioral1
Sample
2024-04-15_232239b68d082cd52f372ffa895b7266_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-15_232239b68d082cd52f372ffa895b7266_cryptolocker.exe
Resource
win10v2004-20240412-en
General
-
Target
2024-04-15_232239b68d082cd52f372ffa895b7266_cryptolocker
-
Size
87KB
-
MD5
232239b68d082cd52f372ffa895b7266
-
SHA1
b31a9b0baa3b721c530282ed5633a799e18defec
-
SHA256
721bc82c3b23d581b9567859d87fe797f17f83e251655112d5698141c5acc659
-
SHA512
47b4c00822c2a4dff0d25dd29a73770941928c65afcc2a3c84ab87ce207b6c0c825e9875335a2c515ee84b72058308d00cf189ba93d3d3339647043f6a4dc748
-
SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRXrZSUfFKazNclMjNUvxpRaV:i5nkFGMOtEvwDpjNbwQEI8UtzNcO8kV
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 2024-04-15_232239b68d082cd52f372ffa895b7266_cryptolocker
Files
-
2024-04-15_232239b68d082cd52f372ffa895b7266_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