Behavioral task
behavioral1
Sample
2024-02-23_e579c5567a9ba5a36a4de5aef2331121_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-23_e579c5567a9ba5a36a4de5aef2331121_cryptolocker.exe
Resource
win10v2004-20240221-en
General
-
Target
2024-02-23_e579c5567a9ba5a36a4de5aef2331121_cryptolocker
-
Size
82KB
-
MD5
e579c5567a9ba5a36a4de5aef2331121
-
SHA1
265e4013cfe374927b70faf4cdcdd7ed3bf50dee
-
SHA256
ddcb6caedf549c975f7c1fee23612c5a8367e3205b3d2515e2c349bf5b858efb
-
SHA512
44bfdc72862933b2847670018f97bd051655c98d8a7ffc1610d9c3cd422a1de4b3169fae9e64403d21612181d2fd6f4e238500152ba5b19b1b012adca469b7f1
-
SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyJS1F:zCsanOtEvwDpjv
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 2024-02-23_e579c5567a9ba5a36a4de5aef2331121_cryptolocker
Files
-
2024-02-23_e579c5567a9ba5a36a4de5aef2331121_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