Behavioral task
behavioral1
Sample
2024-06-14_842abd9e4c28f022f81cf87f73c93f4c_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-06-14_842abd9e4c28f022f81cf87f73c93f4c_cryptolocker.exe
Resource
win10v2004-20240508-en
General
-
Target
2024-06-14_842abd9e4c28f022f81cf87f73c93f4c_cryptolocker
-
Size
113KB
-
MD5
842abd9e4c28f022f81cf87f73c93f4c
-
SHA1
8a0af1ad8076095594e8f20616ccd1f80e0caafe
-
SHA256
475a9d1bfbf6d77bb79220743fbbdd1d37e3e8abb1b4a1bfc62597c97068bbfd
-
SHA512
827c6fed3e21455b4d93a0625bbc15d204cac55fcc07bd86a5284b8daf12fce10fa1a1aac7b3794ed236f6233da598023e0bd9d44bd1b31d6950f255cb8e32ff
-
SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjCGYQbN/PKwMgddBJ:T6a+rdOOtEvwDpjLz7
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 2024-06-14_842abd9e4c28f022f81cf87f73c93f4c_cryptolocker
Files
-
2024-06-14_842abd9e4c28f022f81cf87f73c93f4c_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_CODE
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