Static task
static1
Behavioral task
behavioral1
Sample
2024-02-04_62f0380d1e3d45d5dfd8353fe705dc44_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-04_62f0380d1e3d45d5dfd8353fe705dc44_cryptolocker.exe
Resource
win10v2004-20231215-en
General
-
Target
2024-02-04_62f0380d1e3d45d5dfd8353fe705dc44_cryptolocker
-
Size
40KB
-
MD5
62f0380d1e3d45d5dfd8353fe705dc44
-
SHA1
6fa228ea1aacbf06004c351a69413782cd7e2ec0
-
SHA256
7ab0ca7949b4966e38d7e92ac2a547aeb0f6c17f0f6ed273386b058d93250b6d
-
SHA512
7efcb0bb0753792600edae5536253ee416516675df67f22646b372459ef041fa5047006414ac80e4c6c482967b86b0b8dc3acc119823388e99c1c097aec04030
-
SSDEEP
768:TS5nQJ24LR7tOOtEvwDpjGqPhqlcnvgpneb:m5nkFNMOtEvwDpjG8hgpeb
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 2024-02-04_62f0380d1e3d45d5dfd8353fe705dc44_cryptolocker
Files
-
2024-02-04_62f0380d1e3d45d5dfd8353fe705dc44_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