Static task
static1
Behavioral task
behavioral1
Sample
2024-02-21_8b50b5a29ed4ccea6113f5d1fca04bed_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-21_8b50b5a29ed4ccea6113f5d1fca04bed_cryptolocker.exe
Resource
win10v2004-20231215-en
General
-
Target
2024-02-21_8b50b5a29ed4ccea6113f5d1fca04bed_cryptolocker
-
Size
99KB
-
MD5
8b50b5a29ed4ccea6113f5d1fca04bed
-
SHA1
45be55c7eef6624917fa179ce719e5b1193ef2a9
-
SHA256
ef8b22682546219847cd4ff0df38dc28c03006e2e6aaf514da1bc11466201e91
-
SHA512
225e112383d46025efb3598379a7f8a25f286f5e662c116a0b3c19d12c9cf9ced37d5554b035dd13ac06e6c30980663e78be03f1cd9fd12d639ffbd399aaba07
-
SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRiWjzUNbkV7:i5nkFGMOtEvwDpjNbwQEIikgNE
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 2024-02-21_8b50b5a29ed4ccea6113f5d1fca04bed_cryptolocker
Files
-
2024-02-21_8b50b5a29ed4ccea6113f5d1fca04bed_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