Static task
static1
Behavioral task
behavioral1
Sample
2024-03-08_031909044a6fad496a63534f49211cf9_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-03-08_031909044a6fad496a63534f49211cf9_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-03-08_031909044a6fad496a63534f49211cf9_cryptolocker
-
Size
87KB
-
MD5
031909044a6fad496a63534f49211cf9
-
SHA1
24dfb28dae575d8c96230f765d00c4d4c279a901
-
SHA256
52bfed1a316e8999645b29f4bb82dba586342679a095b8206c1c8407a98c2da5
-
SHA512
09ac044e2105df5e86baf44c0d099bf52725edee39ea20e82cba5e4f13f385cc6ee304b37f494e8887e2a0b46ba033ece833e58a8bc2c1bfd1bca99fcdc9d576
-
SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRXrZSUfFKazNclMjNUvAcm:i5nkFGMOtEvwDpjNbwQEI8UtzNcO8Acm
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 2024-03-08_031909044a6fad496a63534f49211cf9_cryptolocker
Files
-
2024-03-08_031909044a6fad496a63534f49211cf9_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