Static task
static1
Behavioral task
behavioral1
Sample
2024-05-31_53e3035c28366bc8a3a488a133c48b2a_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-31_53e3035c28366bc8a3a488a133c48b2a_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-05-31_53e3035c28366bc8a3a488a133c48b2a_cryptolocker
-
Size
42KB
-
MD5
53e3035c28366bc8a3a488a133c48b2a
-
SHA1
09b0ad784447d82eced885b8b8d2afc9ef8d24b2
-
SHA256
d7e652f4e22a9f2c90219de2fcb7973add6ece24534f4a043c69ad2e7655961d
-
SHA512
a75a578c3fb7416b258f5a1acd1c6384bba91160b29a722c9aa6460663919637d4d14b7dfc93acbc163bfb3352ea96aa0d0857a082b27dccacb2a3d9033b3924
-
SSDEEP
768:TS5nQJ24LR7tOOtEvwDpjGqPhqlcnvgpnY1n92:m5nkFNMOtEvwDpjG8hgpY192
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 2024-05-31_53e3035c28366bc8a3a488a133c48b2a_cryptolocker
Files
-
2024-05-31_53e3035c28366bc8a3a488a133c48b2a_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: 11KB - Virtual size: 10KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE