Static task
static1
Behavioral task
behavioral1
Sample
2024-07-01_3873621ac8afd3b238f6e05152e6acd6_cryptolocker.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
2024-07-01_3873621ac8afd3b238f6e05152e6acd6_cryptolocker.exe
Resource
win10v2004-20240508-en
General
-
Target
2024-07-01_3873621ac8afd3b238f6e05152e6acd6_cryptolocker
-
Size
70KB
-
MD5
3873621ac8afd3b238f6e05152e6acd6
-
SHA1
e18ca34512ee40d514d7bc454942193cd52640ef
-
SHA256
49a6f23e4d6ac7c94b6aa0e3180dc5a8e5519d394da20fdffbdc3cf68c93fb69
-
SHA512
8b10c33c82dfffdd53cbac5cac6d38248ddc689411dbc620572d9243465aba9f1d28e4b3618b446303cba4dad24f85d05d15a5c89537e6896cc5f1df62c56138
-
SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRXrZSUNsYD/dw:i5nkFGMOtEvwDpjNbwQEI8UZD2
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 2024-07-01_3873621ac8afd3b238f6e05152e6acd6_cryptolocker
Files
-
2024-07-01_3873621ac8afd3b238f6e05152e6acd6_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