Static task
static1
Behavioral task
behavioral1
Sample
2024-02-21_d4fb1a352f609ae3ca0d65234ed1c52c_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-21_d4fb1a352f609ae3ca0d65234ed1c52c_cryptolocker.exe
Resource
win10v2004-20240221-en
General
-
Target
2024-02-21_d4fb1a352f609ae3ca0d65234ed1c52c_cryptolocker
-
Size
40KB
-
MD5
d4fb1a352f609ae3ca0d65234ed1c52c
-
SHA1
59e085aa37925eced657e3ce8960d32dd0b8e127
-
SHA256
1f350758949afec4ef31502c17d252d8628b5eb1a75cda3a28216c6259a3f9f8
-
SHA512
918ea289ad2712927278088ac6db6e97e49e93761892b1c8a35143c51c777823779e5a219856726d446030fa4511085fbb8c16449afa1eeaca413f61d61fba2e
-
SSDEEP
768:TS5nQJ24LR7tOOtEvwDpjGqPhqlcnvhx5/xFRrS:m5nkFNMOtEvwDpjG8hhX4
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 2024-02-21_d4fb1a352f609ae3ca0d65234ed1c52c_cryptolocker
Files
-
2024-02-21_d4fb1a352f609ae3ca0d65234ed1c52c_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