Behavioral task
behavioral1
Sample
2024-05-23_05f10db13ec1d41014b0ca9da7f1cc38_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-05-23_05f10db13ec1d41014b0ca9da7f1cc38_cryptolocker.exe
Resource
win10v2004-20240508-en
General
-
Target
2024-05-23_05f10db13ec1d41014b0ca9da7f1cc38_cryptolocker
-
Size
81KB
-
MD5
05f10db13ec1d41014b0ca9da7f1cc38
-
SHA1
45e7672c0a7da2e8665386a2945eebc5ea727bab
-
SHA256
3c29ab6d44a37670688fb273dda0b52130a57fc71b5f1e9269ec44486fee8b21
-
SHA512
8adf1ec6f69ad740924723f2f1b358d68a5883f3b7706150183c2a1ef0f8211c59e697384a618417779f0463d9db0ecbc7197ac17bf72a7043a839b320e57ff0
-
SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7Qu:zCsanOtEvwDpjS
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 2024-05-23_05f10db13ec1d41014b0ca9da7f1cc38_cryptolocker
Files
-
2024-05-23_05f10db13ec1d41014b0ca9da7f1cc38_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