Static task
static1
Behavioral task
behavioral1
Sample
2024-03-27_a078930c3b503743377f67ec5b795af0_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-03-27_a078930c3b503743377f67ec5b795af0_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-03-27_a078930c3b503743377f67ec5b795af0_cryptolocker
-
Size
101KB
-
MD5
a078930c3b503743377f67ec5b795af0
-
SHA1
eeeeba347f258b3877aa791182696dfe75be22c0
-
SHA256
9e5287a278dd21aa77e29f231b66b181c5bfa21b0fd388a7c382c85b3526b118
-
SHA512
d4a9c7fe8e2f7829a3a52c308c06be6bb89b70797b28d8004a8aa9bdd91c6f576ba2da641d7499da4727bb56f94bd3b21f4528f3df12cc98f03762dfb15c0b1e
-
SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRiWjz/6VVW:i5nkFGMOtEvwDpjNbwQEIikrt
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 2024-03-27_a078930c3b503743377f67ec5b795af0_cryptolocker
Files
-
2024-03-27_a078930c3b503743377f67ec5b795af0_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