Static task
static1
Behavioral task
behavioral1
Sample
2024-02-27_45139cdeb8ea118247966102d7701e36_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-27_45139cdeb8ea118247966102d7701e36_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-02-27_45139cdeb8ea118247966102d7701e36_cryptolocker
-
Size
102KB
-
MD5
45139cdeb8ea118247966102d7701e36
-
SHA1
45e9b247c3e4e545dfe4f8975d84b7455ee8ca1c
-
SHA256
922e1426694c2a4e662c7153f18c97ea15246b7740bd9332cc26d6bb1f3d8a28
-
SHA512
8ec988c361e485dc75efb4a213bcef80797bb2397973be83aca420f245b973e442d6cffdad7d1e302ed562b6bfa0009c57a7e6fb63594f05acece6c4a464b3cd
-
SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRiWjzUNojlEy8fZTjD:i5nkFGMOtEvwDpjNbwQEIikgNyEHD
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 2024-02-27_45139cdeb8ea118247966102d7701e36_cryptolocker
Files
-
2024-02-27_45139cdeb8ea118247966102d7701e36_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