Static task
static1
Behavioral task
behavioral1
Sample
2024-03-07_fe4a8e1609186cafbeff0e37a0c1b990_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-07_fe4a8e1609186cafbeff0e37a0c1b990_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-03-07_fe4a8e1609186cafbeff0e37a0c1b990_cryptolocker
-
Size
101KB
-
MD5
fe4a8e1609186cafbeff0e37a0c1b990
-
SHA1
caa1a674d14f5d685577e229d1212741129e7749
-
SHA256
93d74f6c08aecfd864e18a601236c243a2a581a745b5188b0b9adc509203820d
-
SHA512
2601eb269a215f6d84f850e82a3f928bd522340178b07a94c6e14ff4c4948c031f819adf6e137d25d5f53bd9d503c2883add9787019ce62ed16da3121df29ead
-
SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRiWjzUNu5aTC:i5nkFGMOtEvwDpjNbwQEIikgNq
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 2024-03-07_fe4a8e1609186cafbeff0e37a0c1b990_cryptolocker
Files
-
2024-03-07_fe4a8e1609186cafbeff0e37a0c1b990_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