Static task
static1
Behavioral task
behavioral1
Sample
2024-04-28_df91b42d24f98c8d6edd4a5534ce2fe7_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-28_df91b42d24f98c8d6edd4a5534ce2fe7_cryptolocker.exe
Resource
win10v2004-20240419-en
General
-
Target
2024-04-28_df91b42d24f98c8d6edd4a5534ce2fe7_cryptolocker
-
Size
40KB
-
MD5
df91b42d24f98c8d6edd4a5534ce2fe7
-
SHA1
fabab8a3ac123a0518aa841ec9859c6997d22335
-
SHA256
89de74651b37508c4acb37482caa5bd317a89e248b718eddfc77806dafca8528
-
SHA512
e7b2caf3ee216e134238b8a3a5d3a1a58662402cea54b7f2df54711f0d8fbf8db0015e40fb6edbc2a9145577eaf6600795a408d8f119114e88989e62d4b0da85
-
SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpj66BLbjG9Rva/yYshNhc:i5nkFGMOtEvwDpjR+viHshNm
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 2024-04-28_df91b42d24f98c8d6edd4a5534ce2fe7_cryptolocker
Files
-
2024-04-28_df91b42d24f98c8d6edd4a5534ce2fe7_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