Static task
static1
Behavioral task
behavioral1
Sample
2024-04-16_f19680b74227e8db7f79398522adf178_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-16_f19680b74227e8db7f79398522adf178_cryptolocker.exe
Resource
win10v2004-20240412-en
General
-
Target
2024-04-16_f19680b74227e8db7f79398522adf178_cryptolocker
-
Size
40KB
-
MD5
f19680b74227e8db7f79398522adf178
-
SHA1
d2b8add23fe76444d7ceb2393cc79794be5f91df
-
SHA256
c2541fd5912c74eaf73874f6e41614f58210ad6c51ee8d9fc0e45f72462ede2a
-
SHA512
fd3f61c3330e34ab2f3fc509077de168d6760f2b726714b1c6664a63331aadfa5cce99704b3cc1af95eed9138d72c5862ee3c21979c095e0c12794f2b1dbfdc2
-
SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpj66BLbjG9Rva/yYsO:i5nkFGMOtEvwDpjR+viHsO
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 2024-04-16_f19680b74227e8db7f79398522adf178_cryptolocker
Files
-
2024-04-16_f19680b74227e8db7f79398522adf178_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