azorult | d8043d746dc108ac0966b502b68ddeaba575e841edfa269e8392a747c6d63015

General

Target
D8043D746DC108AC0966B502B68DDEABA575E841EDFA2.exe
Size 472KB
Sample210930-bds28sgab9
SHA256 d8043d746dc108ac0966b502b68ddeaba575e841edfa269e8392a747c6d63015
MD5 39aa03c8bedfeb3ffec83ea5dff33e47
SHA1 52fcffd16126dfe192f5956edccb5259eb8c5b91
SHA512 fa9de9d657fcb8ca63aaf3180c7cdcf6c4053b4bbab0a43365ad5fc0104d7f20aa0d49021aaad7b25eb8c3a07c8343ffd7f2f4f684b9aa875771fd1df32ffa7c
MD5 SHA1 SHA512

Score

10^/10

Family

C2

Azorult
An information stealer that was first discovered in 2016, targeting browsing history and passwords.
trojan infostealer azorult

Adds Run key to start application 2 TTPs 2 IoCs

Registry Run Keys / Startup Folder

Modify Registry

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce	reg.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\Udmattelsens7 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ovennvnt.exe"	reg.EXE

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\畓潲敦据敥n	D8043D746DC108AC0966B502B68DDEABA575E841EDFA2.exe

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.

Scheduled Task

pid	Process
1660	schtasks.exe

Modifies registry key 1 TTPs 1 IoCs

Modify Registry

pid	Process
1212	reg.EXE

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1080	D8043D746DC108AC0966B502B68DDEABA575E841EDFA2.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
1080	D8043D746DC108AC0966B502B68DDEABA575E841EDFA2.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1080 wrote to memory of 1660	1080	D8043D746DC108AC0966B502B68DDEABA575E841EDFA2.exe	25
PID 1080 wrote to memory of 1660	1080	D8043D746DC108AC0966B502B68DDEABA575E841EDFA2.exe	25
PID 1080 wrote to memory of 1660	1080	D8043D746DC108AC0966B502B68DDEABA575E841EDFA2.exe	25
PID 1080 wrote to memory of 1660	1080	D8043D746DC108AC0966B502B68DDEABA575E841EDFA2.exe	25
PID 1080 wrote to memory of 1856	1080	D8043D746DC108AC0966B502B68DDEABA575E841EDFA2.exe	27
PID 1080 wrote to memory of 1856	1080	D8043D746DC108AC0966B502B68DDEABA575E841EDFA2.exe	27
PID 1080 wrote to memory of 1856	1080	D8043D746DC108AC0966B502B68DDEABA575E841EDFA2.exe	27
PID 1080 wrote to memory of 1856	1080	D8043D746DC108AC0966B502B68DDEABA575E841EDFA2.exe	27
PID 1996 wrote to memory of 1212	1996	taskeng.exe	30
PID 1996 wrote to memory of 1212	1996	taskeng.exe	30
PID 1996 wrote to memory of 1212	1996	taskeng.exe	30

C:\Users\Admin\AppData\Local\Temp\D8043D746DC108AC0966B502B68DDEABA575E841EDFA2.exe
"C:\Users\Admin\AppData\Local\Temp\D8043D746DC108AC0966B502B68DDEABA575E841EDFA2.exe"
1⤵
- Drops file in Windows directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1080
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /SC HOURLY /MO 23 /TN "Udmattelsens7" /TR "reg add "HKCU\Software\Microsoft\Windows\CurrentVersion\RunOnce" /v "\""Udmattelsens7"\"" /f /t REG_SZ /d "\""C:\Users\Admin\AppData\Local\Temp\ovennvnt.exe\""
  2⤵
  - Creates scheduled task(s)
  PID:1660
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /run /tn "Udmattelsens7"
  2⤵
  PID:1856

C:\Windows\system32\taskeng.exe
taskeng.exe {0AC4DE90-EAE6-47BA-B2FD-499696C47945} S-1-5-21-2455352368-1077083310-2879168483-1000:QWOCTUPM\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:1996
- C:\Windows\system32\reg.EXE
  C:\Windows\system32\reg.EXE add HKCU\Software\Microsoft\Windows\CurrentVersion\RunOnce /v "Udmattelsens7" /f /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\ovennvnt.exe"
  2⤵
  - Adds Run key to start application
  - Modifies registry key
  PID:1212