Analysis
- max time kernel
151s - max time network
156s - platform
windows10-2004_x64 - resource
win10v2004-20220414-en - submitted
07/06/2022, 04:31
Static task
static1
Behavioral task
behavioral1
Sample
1d2932e721b2728e12f71ec0b981df182ac079b58f8cf5470777f170c0a80f4f.exe
Resource
win7-20220414-en
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
1d2932e721b2728e12f71ec0b981df182ac079b58f8cf5470777f170c0a80f4f.exe
Resource
win10v2004-20220414-en
0 signatures
0 seconds
General
- Target 1d2932e721b2728e12f71ec0b981df182ac079b58f8cf5470777f170c0a80f4f.exe
- Size 16KB
- Sample220607-e5s34adcak
- SHA256 1d2932e721b2728e12f71ec0b981df182ac079b58f8cf5470777f170c0a80f4f
- MD5 8c7d129188d97f9d4b29cae66be23a4e
- SHA1 ebca647281914cd822a5891a78e66244c16bf343
- SHA512 4ec9d6f0d25196592218748893fccd3aa4db59e2e0c66c39205bf14ddf8ca3026f6f284d531f3e728287e5320b6d4cc18cfb6a8ebd690d3a69ea25139a7f6b30
- MD5 SHA1 SHA512
Score
10/10
Malware Config
Signatures
- LoaderBot executable 1 IoCs
resource yara_rule behavioral2/memory/4496-130-0x00000000003B0000-0x00000000003BA000-memory.dmp loaderbot - Drops startup file 1 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Webhost.url 1d2932e721b2728e12f71ec0b981df182ac079b58f8cf5470777f170c0a80f4f.exe - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Webhost = "C:\\Users\\Admin\\AppData\\Roaming\\Windows\\1d2932e721b2728e12f71ec0b981df182ac079b58f8cf5470777f170c0a80f4f.exe" 1d2932e721b2728e12f71ec0b981df182ac079b58f8cf5470777f170c0a80f4f.exe - Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 700 schtasks.exe - Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 4496 1d2932e721b2728e12f71ec0b981df182ac079b58f8cf5470777f170c0a80f4f.exe - Suspicious behavior: RenamesItself 1 IoCs
pid Process 4496 1d2932e721b2728e12f71ec0b981df182ac079b58f8cf5470777f170c0a80f4f.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4496 1d2932e721b2728e12f71ec0b981df182ac079b58f8cf5470777f170c0a80f4f.exe - Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 4496 wrote to memory of 1476 4496 1d2932e721b2728e12f71ec0b981df182ac079b58f8cf5470777f170c0a80f4f.exe 79 PID 4496 wrote to memory of 1476 4496 1d2932e721b2728e12f71ec0b981df182ac079b58f8cf5470777f170c0a80f4f.exe 79 PID 4496 wrote to memory of 1476 4496 1d2932e721b2728e12f71ec0b981df182ac079b58f8cf5470777f170c0a80f4f.exe 79 PID 1476 wrote to memory of 700 1476 cmd.exe 81 PID 1476 wrote to memory of 700 1476 cmd.exe 81 PID 1476 wrote to memory of 700 1476 cmd.exe 81
Processes
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C:\Users\Admin\AppData\Local\Temp\1d2932e721b2728e12f71ec0b981df182ac079b58f8cf5470777f170c0a80f4f.exe"C:\Users\Admin\AppData\Local\Temp\1d2932e721b2728e12f71ec0b981df182ac079b58f8cf5470777f170c0a80f4f.exe"1⤵
- Drops startup file
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4496 -
C:\Windows\SysWOW64\cmd.exe"cmd" /C schtasks /create /tn \System\SecurityServiceUpdate /tr %userprofile%\AppData\Roaming\Windows\1d2932e721b2728e12f71ec0b981df182ac079b58f8cf5470777f170c0a80f4f.exe /st 00:00 /du 9999:59 /sc daily /ri 5 /f2⤵
- Suspicious use of WriteProcessMemory
PID:1476 -
C:\Windows\SysWOW64\schtasks.exeschtasks /create /tn \System\SecurityServiceUpdate /tr C:\Users\Admin\AppData\Roaming\Windows\1d2932e721b2728e12f71ec0b981df182ac079b58f8cf5470777f170c0a80f4f.exe /st 00:00 /du 9999:59 /sc daily /ri 5 /f3⤵
- Creates scheduled task(s)
PID:700
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