Static task
static1
Behavioral task
behavioral1
Sample
2024-02-22_2d28287325bfd8cac049f7628ef647a2_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-22_2d28287325bfd8cac049f7628ef647a2_cryptolocker.exe
Resource
win10v2004-20240221-en
General
-
Target
2024-02-22_2d28287325bfd8cac049f7628ef647a2_cryptolocker
-
Size
38KB
-
MD5
2d28287325bfd8cac049f7628ef647a2
-
SHA1
861c076de9a6d50bf9cfbfbf6379c2d7d07e7956
-
SHA256
a83772bfc4a2631e89718f06cd40edddb7b22b52ab2194240488b2669c9960bb
-
SHA512
cf763c5604c8c09ebd7b5afbefcf88c27e8d1e609198872e18670a419a048e5e9dbf7fc7f8fe8a37bb6be9c7c9daaa633c07d9d891f48914c2d69c2a3aab2d99
-
SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpj66BLtldJQLk:i5nkFGMOtEvwDpjn/JQo
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 2024-02-22_2d28287325bfd8cac049f7628ef647a2_cryptolocker
Files
-
2024-02-22_2d28287325bfd8cac049f7628ef647a2_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