Behavioral task
behavioral1
Sample
2024-04-27_d1bd9b6862a6555c05afd8a43ca8026f_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-27_d1bd9b6862a6555c05afd8a43ca8026f_cryptolocker.exe
Resource
win10v2004-20240419-en
General
-
Target
2024-04-27_d1bd9b6862a6555c05afd8a43ca8026f_cryptolocker
-
Size
80KB
-
MD5
d1bd9b6862a6555c05afd8a43ca8026f
-
SHA1
061f7b13b3e61eb61ea61dfc6cca93465bd43db4
-
SHA256
a4b13dac2488faf8d7a6db9ad02caa975c5de87d3eeb506191b83f49894becce
-
SHA512
5b7faf3b07062659b3c80977de614dcfee26da90992a7ae54e760bc8699fcbbc3fde5d977acbbc0b3c19ce01ae3c3f500d8fe7fac39b8665283157d88fec498b
-
SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdE:T6a+rdOOtEvwDpjNtO
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 2024-04-27_d1bd9b6862a6555c05afd8a43ca8026f_cryptolocker
Files
-
2024-04-27_d1bd9b6862a6555c05afd8a43ca8026f_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