azorult | 51461a16ecb5b2d93dab10f4be1aa96c58b20b81bef4f016aee07993e42e232e

Analysis

max time kernel
126s
max time network
121s
platform
windows7_x64
resource
win7-en-20211208
submitted
04/02/2022, 08:27

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General

Target
file.exe
Size 270KB
Sample220204-kceynafge2
SHA256 51461a16ecb5b2d93dab10f4be1aa96c58b20b81bef4f016aee07993e42e232e
MD5 9bcf3747e0194f72bd1c1df335b7a32e
SHA1 0a80568248ac9d61d6f0298dd814f5be163dfcba
SHA512 f38dc0d7fcc1ed951fe7a9daee61963687478916d919c1f7a46b0eb95353156282e3e23a7d5b647448ef130f58659f94716069d0af026b156f8f5f19d0ee5fa2
MD5 SHA1 SHA512

Score

10^/10

azorult collection discovery infostealer spyware stealer trojan

Malware Config

Extracted

Family

azorult

http://31.210.20.167/cake/index.php

Signatures

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

Deletes itself 1 IoCs

pid	Process
1816	cmd.exe

Loads dropped DLL 16 IoCs

pid	Process
1124	file.exe
1124	file.exe
1124	file.exe
1124	file.exe
1124	file.exe
1124	file.exe
1124	file.exe
1124	file.exe
1124	file.exe
1124	file.exe
1124	file.exe
1124	file.exe
1124	file.exe
1124	file.exe
1124	file.exe
1124	file.exe

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

Data from Local System
T1005

Credentials in Files
T1081
Reads local data of messenger clients 2 TTPs
Infostealers often target stored data of messaging applications, which can include saved credentials and account information.
spyware stealer

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 stealer

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 stealer

Data from Local System
T1005

Credentials in Files
T1081

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	file.exe
Key opened	\REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	file.exe
Key opened	\REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook	file.exe

Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

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 opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	file.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	file.exe

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
708	timeout.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1124	file.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1124 wrote to memory of 1816	1124	file.exe	29
PID 1124 wrote to memory of 1816	1124	file.exe	29
PID 1124 wrote to memory of 1816	1124	file.exe	29
PID 1124 wrote to memory of 1816	1124	file.exe	29
PID 1816 wrote to memory of 708	1816	cmd.exe	31
PID 1816 wrote to memory of 708	1816	cmd.exe	31
PID 1816 wrote to memory of 708	1816	cmd.exe	31
PID 1816 wrote to memory of 708	1816	cmd.exe	31

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	file.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	file.exe

C:\Users\Admin\AppData\Local\Temp\file.exe
"C:\Users\Admin\AppData\Local\Temp\file.exe"
1⤵
- Loads dropped DLL
- Accesses Microsoft Outlook profiles
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
PID:1124
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c C:\Windows\system32\timeout.exe 3 & del "file.exe"
  2⤵
  - Deletes itself
  - Suspicious use of WriteProcessMemory
  PID:1816
- - C:\Windows\SysWOW64\timeout.exe
    C:\Windows\system32\timeout.exe 3
    3⤵
    - Delays execution with timeout.exe
    PID:708

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

Email Collection

T1114

Command and Control

Exfiltration

Impact

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Downloads

memory/1124-57-0x0000000000400000-0x0000000002C28000-memory.dmp

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memory/1124-54-0x0000000076451000-0x0000000076453000-memory.dmp

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memory/1124-56-0x0000000000240000-0x000000000025D000-memory.dmp

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memory/1124-55-0x0000000000220000-0x0000000000231000-memory.dmp

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