Behavioral task
behavioral1
Sample
2024-05-24_b9a4f8a5c5d62db0b1301f4181c8a026_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-24_b9a4f8a5c5d62db0b1301f4181c8a026_cryptolocker.exe
Resource
win10v2004-20240508-en
General
-
Target
2024-05-24_b9a4f8a5c5d62db0b1301f4181c8a026_cryptolocker
-
Size
89KB
-
MD5
b9a4f8a5c5d62db0b1301f4181c8a026
-
SHA1
6c23e043541eb491a1b6813a28dea49254f56d66
-
SHA256
982ebf4184a1a13f47cde5590f1d140edf4f226f16382867a085e82f0b662753
-
SHA512
dc149f3340a11257509db85394cdfb240c5156b8099e59093217741637bfed101c1899d82ed43d272bac7c3100dc4ca3dd06343a45de5e9e995b67995c8a2546
-
SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAW:n6a+1SEOtEvwDpjYYvQd2PW
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 2024-05-24_b9a4f8a5c5d62db0b1301f4181c8a026_cryptolocker
Files
-
2024-05-24_b9a4f8a5c5d62db0b1301f4181c8a026_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: 11KB - 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