Static task
static1
Behavioral task
behavioral1
Sample
2024-05-07_3cf2287fa25cbd1b3d202f2d4887c7c9_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-07_3cf2287fa25cbd1b3d202f2d4887c7c9_cryptolocker.exe
Resource
win10v2004-20240419-en
General
-
Target
2024-05-07_3cf2287fa25cbd1b3d202f2d4887c7c9_cryptolocker
-
Size
68KB
-
MD5
3cf2287fa25cbd1b3d202f2d4887c7c9
-
SHA1
12671832c77db9cc640638bc0f456871f92218b6
-
SHA256
31fd6edf6005035d9142930c4c7c7d14af4f3f96aa8ae576705d0e86a1246389
-
SHA512
6de36f38d07b382573506ee7e6aaae64e9c77c82f0cfbc908a3230f46af11def3252b7841c718599fafe6da1c0196c79b379fc6f34e64c03bedf5e6db3a0389b
-
SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRXrZSUNsYD/y:i5nkFGMOtEvwDpjNbwQEI8UZD6
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 2024-05-07_3cf2287fa25cbd1b3d202f2d4887c7c9_cryptolocker
Files
-
2024-05-07_3cf2287fa25cbd1b3d202f2d4887c7c9_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