Static task
static1
Behavioral task
behavioral1
Sample
2024-02-19_1175a3f1315d13732156eb16c91af957_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-02-19_1175a3f1315d13732156eb16c91af957_cryptolocker.exe
Resource
win10v2004-20231215-en
General
-
Target
2024-02-19_1175a3f1315d13732156eb16c91af957_cryptolocker
-
Size
99KB
-
MD5
1175a3f1315d13732156eb16c91af957
-
SHA1
0d8053396ffdaaa85a78815322178818854f9812
-
SHA256
861df611a93de40dca3af4fae968da85c9ebd4c394cc980959cc12454fe5f1bd
-
SHA512
5ed3634e74271a0142277c0b25843ee98b87b215565b2ccb056432dddfeac3ca79433f2fa7c2a59fa608b4a160163e17dcd5c003cc623f2f5babcf615b0dbb04
-
SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRiWjzUNbkVD:i5nkFGMOtEvwDpjNbwQEIikgNc
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 2024-02-19_1175a3f1315d13732156eb16c91af957_cryptolocker
Files
-
2024-02-19_1175a3f1315d13732156eb16c91af957_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