azorult | a4c035de8a4edb11a8cfaef2f2f8326d8909578cf9d5a5534edd4eb9d5a50680

Analysis

max time kernel
122s
max time network
128s
platform
windows10_x64
resource
win10
submitted
28/10/2020, 07:50

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General

Target
ORT09937378200002.PDF.exe
Size 1.7MB
Sample201028-asdn92axc2
SHA256 a4c035de8a4edb11a8cfaef2f2f8326d8909578cf9d5a5534edd4eb9d5a50680
MD5 a1853a065d27d2224234de9ed34b2a38
SHA1 022e4535b1d54ade3c9353c78952f2bc1126118c
SHA512 93de1401e3331562f6a7f4602e9242f2a4dd875ad7d6da3cd340cff157af5b93a3a5de383078b81e2af26ec25da304540bb8be402fa2c18d990fb6baa193208e
MD5 SHA1 SHA512

Score

10^/10

azorult discovery infostealer spyware trojan

Malware Config

Extracted

Family

azorult

http://testwp.warungpencar.com/bp/index.php

Signatures

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

ServiceHost packer 3 IoCs

Detects ServiceHost packer used for .NET malware

resource	yara_rule
behavioral2/memory/416-35-0x0000000000426BF7-mapping.dmp	servicehost
behavioral2/memory/416-36-0x0000000000426BF7-mapping.dmp	servicehost
behavioral2/memory/416-37-0x0000000000426BF7-mapping.dmp	servicehost

Executes dropped EXE 6 IoCs

pid	Process
344	File.exe
4268	svhost.exe
3620	tmp.exe
416	File.exe
1924	A.exe
660	B.exe

Loads dropped DLL 4 IoCs

pid	Process
4268	svhost.exe
4268	svhost.exe
4268	svhost.exe
4268	svhost.exe

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware

Data from Local System
T1005

Credentials in Files
T1081
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

JavaScript code in executable 1 IoCs

resource	yara_rule
behavioral2/files/0x000100000001ab9b-40.dat	js

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 4756 set thread context of 4268	4756	ORT09937378200002.PDF.exe	75
PID 344 set thread context of 416	344	File.exe	79

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4080	416	WerFault.exe	79

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	svhost.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	svhost.exe

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
1804	timeout.exe

NTFS ADS 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Local\Temp\FolderN\name.exe:Zone.Identifier	cmd.exe

Suspicious behavior: EnumeratesProcesses 24 IoCs

pid	Process
4756	ORT09937378200002.PDF.exe
344	File.exe
4756	ORT09937378200002.PDF.exe
1924	A.exe
1924	A.exe
4080	WerFault.exe
4080	WerFault.exe
4080	WerFault.exe
4080	WerFault.exe
4080	WerFault.exe
4080	WerFault.exe
4080	WerFault.exe
4080	WerFault.exe
4080	WerFault.exe
4080	WerFault.exe
4080	WerFault.exe
4080	WerFault.exe
4080	WerFault.exe
4080	WerFault.exe
4080	WerFault.exe
1924	A.exe
1924	A.exe
4268	svhost.exe
4268	svhost.exe

Suspicious use of AdjustPrivilegeToken 9 IoCs

description	pid	Process
Token: SeDebugPrivilege	4756	ORT09937378200002.PDF.exe
Token: 33	4756	ORT09937378200002.PDF.exe
Token: SeIncBasePriorityPrivilege	4756	ORT09937378200002.PDF.exe
Token: SeDebugPrivilege	344	File.exe
Token: 33	344	File.exe
Token: SeIncBasePriorityPrivilege	344	File.exe
Token: SeRestorePrivilege	4080	WerFault.exe
Token: SeBackupPrivilege	4080	WerFault.exe
Token: SeDebugPrivilege	4080	WerFault.exe

Suspicious use of WriteProcessMemory 55 IoCs

description	pid	Process	procid_target
PID 4756 wrote to memory of 344	4756	ORT09937378200002.PDF.exe	74
PID 4756 wrote to memory of 344	4756	ORT09937378200002.PDF.exe	74
PID 4756 wrote to memory of 344	4756	ORT09937378200002.PDF.exe	74
PID 4756 wrote to memory of 4268	4756	ORT09937378200002.PDF.exe	75
PID 4756 wrote to memory of 4268	4756	ORT09937378200002.PDF.exe	75
PID 4756 wrote to memory of 4268	4756	ORT09937378200002.PDF.exe	75
PID 4756 wrote to memory of 4268	4756	ORT09937378200002.PDF.exe	75
PID 4756 wrote to memory of 4268	4756	ORT09937378200002.PDF.exe	75
PID 4756 wrote to memory of 4268	4756	ORT09937378200002.PDF.exe	75
PID 4756 wrote to memory of 4268	4756	ORT09937378200002.PDF.exe	75
PID 4756 wrote to memory of 4268	4756	ORT09937378200002.PDF.exe	75
PID 4756 wrote to memory of 4268	4756	ORT09937378200002.PDF.exe	75
PID 4756 wrote to memory of 3692	4756	ORT09937378200002.PDF.exe	77
PID 4756 wrote to memory of 3692	4756	ORT09937378200002.PDF.exe	77
PID 4756 wrote to memory of 3692	4756	ORT09937378200002.PDF.exe	77
PID 344 wrote to memory of 3620	344	File.exe	76
PID 344 wrote to memory of 3620	344	File.exe	76
PID 344 wrote to memory of 3620	344	File.exe	76
PID 344 wrote to memory of 416	344	File.exe	79
PID 344 wrote to memory of 416	344	File.exe	79
PID 344 wrote to memory of 416	344	File.exe	79
PID 344 wrote to memory of 416	344	File.exe	79
PID 344 wrote to memory of 416	344	File.exe	79
PID 344 wrote to memory of 416	344	File.exe	79
PID 344 wrote to memory of 416	344	File.exe	79
PID 344 wrote to memory of 416	344	File.exe	79
PID 344 wrote to memory of 416	344	File.exe	79
PID 344 wrote to memory of 416	344	File.exe	79
PID 4756 wrote to memory of 3228	4756	ORT09937378200002.PDF.exe	81
PID 4756 wrote to memory of 3228	4756	ORT09937378200002.PDF.exe	81
PID 4756 wrote to memory of 3228	4756	ORT09937378200002.PDF.exe	81
PID 3228 wrote to memory of 4092	3228	cmd.exe	84
PID 3228 wrote to memory of 4092	3228	cmd.exe	84
PID 3228 wrote to memory of 4092	3228	cmd.exe	84
PID 3620 wrote to memory of 4064	3620	tmp.exe	85
PID 3620 wrote to memory of 4064	3620	tmp.exe	85
PID 3620 wrote to memory of 4064	3620	tmp.exe	85
PID 4064 wrote to memory of 1924	4064	cmd.exe	87
PID 4064 wrote to memory of 1924	4064	cmd.exe	87
PID 4064 wrote to memory of 1924	4064	cmd.exe	87
PID 4756 wrote to memory of 8	4756	ORT09937378200002.PDF.exe	88
PID 4756 wrote to memory of 8	4756	ORT09937378200002.PDF.exe	88
PID 4756 wrote to memory of 8	4756	ORT09937378200002.PDF.exe	88
PID 3620 wrote to memory of 1656	3620	tmp.exe	90
PID 3620 wrote to memory of 1656	3620	tmp.exe	90
PID 3620 wrote to memory of 1656	3620	tmp.exe	90
PID 1656 wrote to memory of 660	1656	cmd.exe	92
PID 1656 wrote to memory of 660	1656	cmd.exe	92
PID 1656 wrote to memory of 660	1656	cmd.exe	92
PID 4268 wrote to memory of 1864	4268	svhost.exe	93
PID 4268 wrote to memory of 1864	4268	svhost.exe	93
PID 4268 wrote to memory of 1864	4268	svhost.exe	93
PID 1864 wrote to memory of 1804	1864	cmd.exe	95
PID 1864 wrote to memory of 1804	1864	cmd.exe	95
PID 1864 wrote to memory of 1804	1864	cmd.exe	95

C:\Users\Admin\AppData\Local\Temp\ORT09937378200002.PDF.exe
"C:\Users\Admin\AppData\Local\Temp\ORT09937378200002.PDF.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4756
- C:\Users\Admin\AppData\Local\Temp\File.exe
  "C:\Users\Admin\AppData\Local\Temp\File.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:344
- - C:\Users\Admin\AppData\Local\Temp\tmp.exe
    "C:\Users\Admin\AppData\Local\Temp\tmp.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of WriteProcessMemory
    PID:3620
  - - C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c A.exe /stext A.txt
      4⤵
      Suspicious use of WriteProcessMemory
      PID:4064
    - - C:\Users\Admin\AppData\Local\Temp\A.exe
        
        A.exe /stext A.txt
        5⤵
        Executes dropped EXE
        Suspicious behavior: EnumeratesProcesses
        
        PID:1924
  - - C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c B.exe /stext B.txt
      4⤵
      Suspicious use of WriteProcessMemory
      PID:1656
    - - C:\Users\Admin\AppData\Local\Temp\B.exe
        
        B.exe /stext B.txt
        5⤵
        Executes dropped EXE
        
        PID:660
- - C:\Users\Admin\AppData\Local\Temp\File.exe
    "C:/Users/Admin/AppData/Local/Temp/File.exe"
    3⤵
    - Executes dropped EXE
    PID:416
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 416 -s 576
      4⤵
      Program crash
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:4080
- C:\Users\Admin\AppData\Local\Temp\svhost.exe
  "C:\Users\Admin\AppData\Local\Temp\svhost.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Checks processor information in registry
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:4268
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe" /c C:\Windows\system32\timeout.exe 3 & del "svhost.exe"
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1864
  - - C:\Windows\SysWOW64\timeout.exe
      C:\Windows\system32\timeout.exe 3
      4⤵
      Delays execution with timeout.exe
      PID:1804
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c copy "C:/Users/Admin/AppData/Local/Temp/ORT09937378200002.PDF.exe" "%temp%\FolderN\name.exe" /Y
  2⤵
  PID:3692
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c reg add "HKCU\Software\Microsoft\Windows NT\CurrentVersion\Windows" /v Load /t REG_SZ /d "%temp%\FolderN\name.exe.lnk" /f
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3228
- - C:\Windows\SysWOW64\reg.exe
    reg add "HKCU\Software\Microsoft\Windows NT\CurrentVersion\Windows" /v Load /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\FolderN\name.exe.lnk" /f
    3⤵
    PID:4092
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c echo [zoneTransfer]ZoneID = 2 > %temp%\FolderN\name.exe:Zone.Identifier
  2⤵
  - NTFS ADS
  PID:8

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

memory/344-8-0x0000000073290000-0x000000007397E000-memory.dmp

Download

memory/344-9-0x00000000000D0000-0x00000000000D1000-memory.dmp

Download

memory/416-25-0x0000000000720000-0x0000000000801000-memory.dmp

Download

memory/4080-27-0x0000000004C80000-0x0000000004C81000-memory.dmp

Download

memory/4268-17-0x0000000000400000-0x0000000000420000-memory.dmp

Download

memory/4268-13-0x0000000000400000-0x0000000000420000-memory.dmp

Download

memory/4756-3-0x0000000005820000-0x0000000005821000-memory.dmp

Download

memory/4756-1-0x00000000008E0000-0x00000000008E1000-memory.dmp

Download

memory/4756-4-0x0000000005320000-0x0000000005321000-memory.dmp

Download

memory/4756-0-0x0000000073290000-0x000000007397E000-memory.dmp

Download