Overview
overview
10Static
static
7WinLocker ....4.exe
windows10-1703-x64
10WinLocker ....4.exe
windows7-x64
10WinLocker ....4.exe
windows10-2004-x64
10WinLocker ....4.exe
windows11-21h2-x64
10WinLocker ....4.exe
ubuntu-18.04-amd64
WinLocker ....4.exe
debian-9-armhf
WinLocker ....4.exe
debian-9-mips
WinLocker ....4.exe
debian-9-mipsel
Behavioral task
behavioral1
Sample
WinLocker Builder v1.4.exe
Resource
win10-20240404-en
Behavioral task
behavioral2
Sample
WinLocker Builder v1.4.exe
Resource
win7-20240611-en
Behavioral task
behavioral3
Sample
WinLocker Builder v1.4.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral4
Sample
WinLocker Builder v1.4.exe
Resource
win11-20240419-en
Behavioral task
behavioral5
Sample
WinLocker Builder v1.4.exe
Resource
ubuntu1804-amd64-20240611-en
Behavioral task
behavioral6
Sample
WinLocker Builder v1.4.exe
Resource
debian9-armhf-20240418-en
Behavioral task
behavioral7
Sample
WinLocker Builder v1.4.exe
Resource
debian9-mipsbe-20240611-en
Behavioral task
behavioral8
Sample
WinLocker Builder v1.4.exe
Resource
debian9-mipsel-20240418-en
General
-
Target
WinLocker Builder v1.4.exe
-
Size
699KB
-
MD5
81dd862410af80c9d2717af912778332
-
SHA1
8f1df476f58441db5973ccfdc211c8680808ffe1
-
SHA256
60e76eda46185d1d2e9463d15e31d4c87eb03535d368cc3471c55992bc99ad5f
-
SHA512
8dd014b91fb1e2122d2e4da444db78dd551513c500d447bb1e94ceb7f2f8d45223a8a706e2156102f8c8850d2bb02ae6b8ea0c9282abd7baaa2c84130112af15
-
SSDEEP
12288:0L/xX5KVeOnuH/u1Wig295xsmVXf6AaQLmEc+pdmWSwIHUOS6Vp:0bxpUz13g27raQmEcomWSHHUD
Malware Config
Signatures
-
Processes:
resource yara_rule sample aspack_v212_v242 -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
Processes:
resource WinLocker Builder v1.4.exe
Files
-
WinLocker Builder v1.4.exe.exe windows:4 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_BYTES_REVERSED_LO
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_BYTES_REVERSED_HI
Sections
CODE Size: 145KB - Virtual size: 348KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
DATA Size: 2KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
BSS Size: - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 3KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.tls Size: - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rdata Size: 512B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.reloc Size: - Virtual size: 28KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 483KB - Virtual size: 796KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.aspack Size: 60KB - Virtual size: 60KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.adata Size: 4KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE