Behavioral task
behavioral1
Sample
2024-04-23_be5c798bea89314a3dfc883383f2bdc8_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-23_be5c798bea89314a3dfc883383f2bdc8_cryptolocker.exe
Resource
win10v2004-20240412-en
General
-
Target
2024-04-23_be5c798bea89314a3dfc883383f2bdc8_cryptolocker
-
Size
52KB
-
MD5
be5c798bea89314a3dfc883383f2bdc8
-
SHA1
fd0a871fc282acf26d0c03889b0c70aaedfe7895
-
SHA256
f8407127a5399222e718a8a5e967f305bf807b311e61ffbc0197e5113038aa3d
-
SHA512
a038f6567220b5e312a455642cbcd5758714912b1625b914f795bed795b01edd99adbe079cc58cb780a161b8dfa009924623294ab0bba0b64ee0f72eb89c25ab
-
SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YY1J+OTOX:z6QFElP6n+gKmddpMOtEvwDpj31iX
Malware Config
Signatures
-
Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
resource yara_rule sample CryptoLocker_set1 -
UPX dump on OEP (original entry point) 1 IoCs
resource yara_rule sample UPX -
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-04-23_be5c798bea89314a3dfc883383f2bdc8_cryptolocker
Files
-
2024-04-23_be5c798bea89314a3dfc883383f2bdc8_cryptolocker.exe windows:5 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DEBUG_STRIPPED
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.imports Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE