Behavioral task
behavioral1
Sample
2024-01-27_573cff65e868a2a9e71fa58a69877a88_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-27_573cff65e868a2a9e71fa58a69877a88_cryptolocker.exe
Resource
win10v2004-20231215-en
General
-
Target
2024-01-27_573cff65e868a2a9e71fa58a69877a88_cryptolocker
-
Size
60KB
-
MD5
573cff65e868a2a9e71fa58a69877a88
-
SHA1
02905fa876909a062a37c3ea2a71b4bc752600ed
-
SHA256
7635028ea4dfdf71da9d278239c43134958881caafb520e086bc363a8ff61fdd
-
SHA512
98754b49b169f4db026361add8b48c0ae500d5939d561fdce1448e96251bd13b6ea21b60dded3286387fd6391839af0f001e65cb2f2e73f26416849e0f1d6c26
-
SSDEEP
768:P8mnjO6LsoEEeegiZPvEhHSG+g0kum/kLyMro2GtOOtEvwDpjK:P8mnK6QFElP6n+g0xmddpMOtEvwDpj
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 2024-01-27_573cff65e868a2a9e71fa58a69877a88_cryptolocker
Files
-
2024-01-27_573cff65e868a2a9e71fa58a69877a88_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
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ap0x Size: 1024B - Virtual size: 785B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE