Static task
static1
Behavioral task
behavioral1
Sample
2024-02-11_71c21b924041a83e242283c9c2bad152_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-11_71c21b924041a83e242283c9c2bad152_cryptolocker.exe
Resource
win10v2004-20231215-en
General
-
Target
2024-02-11_71c21b924041a83e242283c9c2bad152_cryptolocker
-
Size
39KB
-
MD5
71c21b924041a83e242283c9c2bad152
-
SHA1
f45eda40a22af233377e736037a9d96d40e680ed
-
SHA256
fc623a3a5f3e53a23df980561993f5cc3253d77b627fa776713d1fdd4ecff63c
-
SHA512
97c63028cba3fd9ad4e27bb6a2005d2a4178e0345094f150c5838a4cc593065a1a9e76758b03dd45332cfdaed370bd5974569f60a5cc32862db1ff099a6dbc36
-
SSDEEP
768:TS5nQJ24LR7tOOtEvwDpjGqPhqlcnvhx5/xFRY/K:m5nkFNMOtEvwDpjG8hhXy/K
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 2024-02-11_71c21b924041a83e242283c9c2bad152_cryptolocker
Files
-
2024-02-11_71c21b924041a83e242283c9c2bad152_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