Static task
static1
Behavioral task
behavioral1
Sample
2024-02-24_4d67a212661dbb90767e0c3ff4d36e1d_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-24_4d67a212661dbb90767e0c3ff4d36e1d_cryptolocker.exe
Resource
win10v2004-20240221-en
General
-
Target
2024-02-24_4d67a212661dbb90767e0c3ff4d36e1d_cryptolocker
-
Size
40KB
-
MD5
4d67a212661dbb90767e0c3ff4d36e1d
-
SHA1
3e77780730fb84a62a617b8e50ec1257d66c4d5b
-
SHA256
786ff673ac1903b89939529eb53eb77d392fd6925ec3e88d883a9c3c1cc01d23
-
SHA512
f4da11b4a621462a047e37ef6e2c9bd96b5c9cffb80cb4a05bbe9ba29083006a8cb079b49e1d53f5eb14446d3802f732b6bd7c153f02da5b475e4a5b9f677957
-
SSDEEP
768:TS5nQJ24LR7tOOtEvwDpjGqPhqlcnvgpnIScti:m5nkFNMOtEvwDpjG8hgpD
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 2024-02-24_4d67a212661dbb90767e0c3ff4d36e1d_cryptolocker
Files
-
2024-02-24_4d67a212661dbb90767e0c3ff4d36e1d_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