Static task
static1
Behavioral task
behavioral1
Sample
2024-02-25_733a4aa0b067aea821bc46d0fc88a26c_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-02-25_733a4aa0b067aea821bc46d0fc88a26c_cryptolocker.exe
Resource
win10v2004-20240221-en
General
-
Target
2024-02-25_733a4aa0b067aea821bc46d0fc88a26c_cryptolocker
-
Size
38KB
-
MD5
733a4aa0b067aea821bc46d0fc88a26c
-
SHA1
90ddb4cb0c58cc42d2fde59f6fdfee4e81a77ceb
-
SHA256
6aa3836c6060c34181b317f98043b1f5e4ea600aa63431ca9d36c1b4cbcb61b2
-
SHA512
fce627d3c352637eb59127b4b048bcf33c2e4a4d0e43f1b12ab87f202729baeb76f6ae36d4606188b10765fe1bdee929a6c4066d9bc9644ef9d0d823e40b6b1b
-
SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpj66BLtldJQLA:i5nkFGMOtEvwDpjn/JQ8
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 2024-02-25_733a4aa0b067aea821bc46d0fc88a26c_cryptolocker
Files
-
2024-02-25_733a4aa0b067aea821bc46d0fc88a26c_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