Static task
static1
Behavioral task
behavioral1
Sample
2024-02-29_4de477ea3becc4cc03dd561d8a99b987_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-29_4de477ea3becc4cc03dd561d8a99b987_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-02-29_4de477ea3becc4cc03dd561d8a99b987_cryptolocker
-
Size
65KB
-
MD5
4de477ea3becc4cc03dd561d8a99b987
-
SHA1
21ca956d9028645daeeffc7b3ce9f4e4bb7a51c0
-
SHA256
6c2adf820859bc002ba185017e32f0bbee835614cd16b85bf09f6d5ebb6fadba
-
SHA512
996b5f7bd2aa318cd9724339ecfaaaca407fe9144b12411a8bd09f701571ce783e888a5c30641a422eb3429ab7481027142b885c76cceb6dfa8560d5bff202e3
-
SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRXrZSUI4vz:i5nkFGMOtEvwDpjNbwQEI8U5
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 2024-02-29_4de477ea3becc4cc03dd561d8a99b987_cryptolocker
Files
-
2024-02-29_4de477ea3becc4cc03dd561d8a99b987_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