Static task
static1
Behavioral task
behavioral1
Sample
2024-02-14_bf62b1a8bbf15661700f65bcb6ec4926_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-14_bf62b1a8bbf15661700f65bcb6ec4926_cryptolocker.exe
Resource
win10v2004-20231215-en
General
-
Target
2024-02-14_bf62b1a8bbf15661700f65bcb6ec4926_cryptolocker
-
Size
38KB
-
MD5
bf62b1a8bbf15661700f65bcb6ec4926
-
SHA1
d6208387de7d1eb2253c14be43e6353dbdffbf35
-
SHA256
49faa9d3aa643a45ac0abd71c1e9c7a4f8d4e5cddbe914fb003eaff02d24ba55
-
SHA512
925ebc357e18b10e8bda3df029cf854766313be3eda50422cd8c854422e8cbfb8f92f83615af194bb720529ba16cb3b7742e7100c8e43d494f2d0aa1be5343b1
-
SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpj66BLbjG9Rva/yYd:i5nkFGMOtEvwDpjR+viHd
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 2024-02-14_bf62b1a8bbf15661700f65bcb6ec4926_cryptolocker
Files
-
2024-02-14_bf62b1a8bbf15661700f65bcb6ec4926_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