Static task
static1
Behavioral task
behavioral1
Sample
2024-03-19_7e9227c9f524fdcf0e78e6e3c686f5a3_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-19_7e9227c9f524fdcf0e78e6e3c686f5a3_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-03-19_7e9227c9f524fdcf0e78e6e3c686f5a3_cryptolocker
-
Size
86KB
-
MD5
7e9227c9f524fdcf0e78e6e3c686f5a3
-
SHA1
b89708e8bb7a889f079f03ee5dec71bb08c43832
-
SHA256
7e9ce18884b99e9cb90610460f0468a33d1a5fbc0cf93d705b740cf03b5705cd
-
SHA512
08be450baba84ba1e1807a44312d09d127cca918de6b39d410014b4afbfbb39b8ad79c52875f9d45acb8fbf5c18795e2d7b8b29a706e662c369be3881bded581
-
SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRXrZSUfFKazNclMjNUvx5/HbAd:i5nkFGMOtEvwDpjNbwQEI8UtzNcO8bAd
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 2024-03-19_7e9227c9f524fdcf0e78e6e3c686f5a3_cryptolocker
Files
-
2024-03-19_7e9227c9f524fdcf0e78e6e3c686f5a3_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