ec0627ef1feef5903f5771bdb6df060a295af132e90ed023f2e1ad14d5ffb40b

General

Target
8fdf6032932fa1a0c9b0fd342ee8bee1.exe
Size 1.1MB
Sample210923-k3bc6aeac8
SHA256 ec0627ef1feef5903f5771bdb6df060a295af132e90ed023f2e1ad14d5ffb40b
MD5 8fdf6032932fa1a0c9b0fd342ee8bee1
SHA1 5b939ccc5f0eaf36dd38915af1da00065940cf70
SHA512 0d74c116728fb3d40a49bd0ee7658ac0f5984a2bf5fe180bd36714db15534dc4a3148ba710360138e0032bc149423170b6a3e2808d368a2c0d3e51365236df8e
MD5 SHA1 SHA512

Score

7^/10

Malware Config

Signatures

Uses the VBS compiler for execution 1 TTPs

Scripting
T1064
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Creates scheduled task(s) 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task

T1053

pid	Process
1664	schtasks.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

pid	Process
564	8fdf6032932fa1a0c9b0fd342ee8bee1.exe
564	8fdf6032932fa1a0c9b0fd342ee8bee1.exe
564	8fdf6032932fa1a0c9b0fd342ee8bee1.exe
564	8fdf6032932fa1a0c9b0fd342ee8bee1.exe
564	8fdf6032932fa1a0c9b0fd342ee8bee1.exe
564	8fdf6032932fa1a0c9b0fd342ee8bee1.exe
564	8fdf6032932fa1a0c9b0fd342ee8bee1.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	564	8fdf6032932fa1a0c9b0fd342ee8bee1.exe

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 564 wrote to memory of 1664	564	8fdf6032932fa1a0c9b0fd342ee8bee1.exe	27
PID 564 wrote to memory of 1664	564	8fdf6032932fa1a0c9b0fd342ee8bee1.exe	27
PID 564 wrote to memory of 1664	564	8fdf6032932fa1a0c9b0fd342ee8bee1.exe	27
PID 564 wrote to memory of 1664	564	8fdf6032932fa1a0c9b0fd342ee8bee1.exe	27
PID 564 wrote to memory of 1736	564	8fdf6032932fa1a0c9b0fd342ee8bee1.exe	29
PID 564 wrote to memory of 1736	564	8fdf6032932fa1a0c9b0fd342ee8bee1.exe	29
PID 564 wrote to memory of 1736	564	8fdf6032932fa1a0c9b0fd342ee8bee1.exe	29
PID 564 wrote to memory of 1736	564	8fdf6032932fa1a0c9b0fd342ee8bee1.exe	29
PID 564 wrote to memory of 1640	564	8fdf6032932fa1a0c9b0fd342ee8bee1.exe	30
PID 564 wrote to memory of 1640	564	8fdf6032932fa1a0c9b0fd342ee8bee1.exe	30
PID 564 wrote to memory of 1640	564	8fdf6032932fa1a0c9b0fd342ee8bee1.exe	30
PID 564 wrote to memory of 1640	564	8fdf6032932fa1a0c9b0fd342ee8bee1.exe	30
PID 564 wrote to memory of 1644	564	8fdf6032932fa1a0c9b0fd342ee8bee1.exe	31
PID 564 wrote to memory of 1644	564	8fdf6032932fa1a0c9b0fd342ee8bee1.exe	31
PID 564 wrote to memory of 1644	564	8fdf6032932fa1a0c9b0fd342ee8bee1.exe	31
PID 564 wrote to memory of 1644	564	8fdf6032932fa1a0c9b0fd342ee8bee1.exe	31
PID 564 wrote to memory of 1436	564	8fdf6032932fa1a0c9b0fd342ee8bee1.exe	32
PID 564 wrote to memory of 1436	564	8fdf6032932fa1a0c9b0fd342ee8bee1.exe	32
PID 564 wrote to memory of 1436	564	8fdf6032932fa1a0c9b0fd342ee8bee1.exe	32
PID 564 wrote to memory of 1436	564	8fdf6032932fa1a0c9b0fd342ee8bee1.exe	32
PID 564 wrote to memory of 1516	564	8fdf6032932fa1a0c9b0fd342ee8bee1.exe	33
PID 564 wrote to memory of 1516	564	8fdf6032932fa1a0c9b0fd342ee8bee1.exe	33
PID 564 wrote to memory of 1516	564	8fdf6032932fa1a0c9b0fd342ee8bee1.exe	33
PID 564 wrote to memory of 1516	564	8fdf6032932fa1a0c9b0fd342ee8bee1.exe	33

C:\Users\Admin\AppData\Local\Temp\8fdf6032932fa1a0c9b0fd342ee8bee1.exe
"C:\Users\Admin\AppData\Local\Temp\8fdf6032932fa1a0c9b0fd342ee8bee1.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:564
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\WKhqxqLdmqoS" /XML "C:\Users\Admin\AppData\Local\Temp\tmp118C.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:1664
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
  2⤵
  PID:1736
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
  2⤵
  PID:1640
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
  2⤵
  PID:1644
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
  2⤵
  PID:1436
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
  2⤵
  PID:1516