Behavioral task
behavioral1
Sample
2024-06-11_f28217e1231a7c1825c1d511af8c7d83_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-06-11_f28217e1231a7c1825c1d511af8c7d83_cryptolocker.exe
Resource
win10v2004-20240508-en
General
-
Target
2024-06-11_f28217e1231a7c1825c1d511af8c7d83_cryptolocker
-
Size
30KB
-
MD5
f28217e1231a7c1825c1d511af8c7d83
-
SHA1
02d71adcbe6df8b2d6dda86fdfc659d0f68547fd
-
SHA256
c3c7ed3d3096ae18b60a047c4233ae2dd437b32662c0446a870f9795fb4f94be
-
SHA512
62896829e16efb6f135b83374eefb67c27530d9e952f1303e05bef83fcb8495947f5d744134deb5e9fc0b4b627de795ba41ae04ba837db0b4c2877d3cdcad6c5
-
SSDEEP
768:qw6yu4M3Eu2s5nbcuyD7U9dtOOtEvwDpjAaDCUlHmlE45g:qwZbMb2mnouy8TMOtEvwDpj9GlE4K
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 2024-06-11_f28217e1231a7c1825c1d511af8c7d83_cryptolocker
Files
-
2024-06-11_f28217e1231a7c1825c1d511af8c7d83_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: - Virtual size: 32KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 12KB - 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