Behavioral task
behavioral1
Sample
2024-05-15_46d63d62f0f43305704f544ea4c7b1da_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-15_46d63d62f0f43305704f544ea4c7b1da_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-05-15_46d63d62f0f43305704f544ea4c7b1da_cryptolocker
-
Size
41KB
-
MD5
46d63d62f0f43305704f544ea4c7b1da
-
SHA1
b9c31b3c9e86c3fe47be03353f9ed9b5600f39ee
-
SHA256
5f6d9f0120f2cf048d7c217566da7410c88423ccc1ab322edfef3d6263e463ff
-
SHA512
f65c780396213be9df8f117c88e88760750872e5db45bf6e62b1ee5c8724424a738f76146eaec1d16a787c644342d6723c2224f819ebf41cf3ee8c3cd6bc1f23
-
SSDEEP
768:ba74zYcgT/EkdCQgpwXFXSqQXfj0xKoWE:ba6YcA/Xk3wXFXSqAJA
Malware Config
Signatures
-
Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
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 2024-05-15_46d63d62f0f43305704f544ea4c7b1da_cryptolocker
Files
-
2024-05-15_46d63d62f0f43305704f544ea4c7b1da_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: 16KB - Virtual size: 28KB
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: 8KB - 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