Static task
static1
Behavioral task
behavioral1
Sample
2024-03-15_6894f3250316d1147a6d6af9f47392e3_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-03-15_6894f3250316d1147a6d6af9f47392e3_cryptolocker.exe
Resource
win10v2004-20231215-en
General
-
Target
2024-03-15_6894f3250316d1147a6d6af9f47392e3_cryptolocker
-
Size
86KB
-
MD5
6894f3250316d1147a6d6af9f47392e3
-
SHA1
0173de6a239e5bdaedaa9abbbdab67e15decbd0f
-
SHA256
959fae83cbbd480bef4fe7d9ca57be6bb7dd7ccecaabd8c4968b140e8f92ac0d
-
SHA512
7adcfac1a28ad095d82e99a9686726d0091bd3c35f34cbaa500e0a1aa0bea7da4e36a49f2fb69bf478d6a83e27022b7dc53602effebe9c7aa3e9f9fab8104c52
-
SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRXrZSUfFKazNclMjNUvx5/HbK:i5nkFGMOtEvwDpjNbwQEI8UtzNcO8bK
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 2024-03-15_6894f3250316d1147a6d6af9f47392e3_cryptolocker
Files
-
2024-03-15_6894f3250316d1147a6d6af9f47392e3_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