azorult | 785df35e44aea8976f227beb11419ba7d6342222689d210e19ea2fd6c9e8638d

Reason

Machine shutdown

General

Target

31a5c6e4af6f78db5f2d99e74e872cb0N.exe
Size

2.0MB
MD5

31a5c6e4af6f78db5f2d99e74e872cb0
SHA1

f82ea16ccc03b7c2c14803ff6ec7caab74b7519a
SHA256

785df35e44aea8976f227beb11419ba7d6342222689d210e19ea2fd6c9e8638d
SHA512

32a028a17000d195ad36b808abf70f519ac4d3f1a7ae6154109d1f9f76ae939bbb46fe7583968e2fe47e019c6efef29f59c261316632ecd560d274edf29e6ba7
SSDEEP

24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYa:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9YE

Score

10^/10

azorult quasar ebayprofiles discovery infostealer spyware trojan

Malware Config

Extracted

Family

azorult

C2

http://0x21.in:8000/_az/

Extracted

Family

quasar

Version

1.3.0.0

Botnet

EbayProfiles

C2

5.8.88.191:443

sockartek.icu:443

Mutex

QSR_MUTEX_0kBRNrRz5TDLEQouI0

Attributes

encryption_key
MWhG6wsClMX8aJM2CVXT
install_name
winsock.exe
log_directory
Logs
reconnect_delay
3000
startup_key
win defender run
subdirectory
SubDir

Signatures

Azorult
An information stealer that was first discovered in 2016, targeting browsing history and passwords.
trojan infostealer azorult
Quasar RAT
Quasar is an open source Remote Access Tool.
trojan spyware quasar

Quasar payload 2 IoCs

resource	yara_rule
behavioral2/files/0x000700000002345c-12.dat	family_quasar
behavioral2/memory/4916-30-0x0000000000BF0000-0x0000000000C4E000-memory.dmp	family_quasar

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\Control Panel\International\Geo\Nation	31a5c6e4af6f78db5f2d99e74e872cb0N.exe

Executes dropped EXE 2 IoCs

pid	Process
3236	vnc.exe
4916	windef.exe

Enumerates connected drives 3 TTPs 23 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\p:	31a5c6e4af6f78db5f2d99e74e872cb0N.exe
File opened (read-only)	\??\v:	31a5c6e4af6f78db5f2d99e74e872cb0N.exe
File opened (read-only)	\??\a:	31a5c6e4af6f78db5f2d99e74e872cb0N.exe
File opened (read-only)	\??\b:	31a5c6e4af6f78db5f2d99e74e872cb0N.exe
File opened (read-only)	\??\g:	31a5c6e4af6f78db5f2d99e74e872cb0N.exe
File opened (read-only)	\??\h:	31a5c6e4af6f78db5f2d99e74e872cb0N.exe
File opened (read-only)	\??\j:	31a5c6e4af6f78db5f2d99e74e872cb0N.exe
File opened (read-only)	\??\m:	31a5c6e4af6f78db5f2d99e74e872cb0N.exe
File opened (read-only)	\??\w:	31a5c6e4af6f78db5f2d99e74e872cb0N.exe
File opened (read-only)	\??\y:	31a5c6e4af6f78db5f2d99e74e872cb0N.exe
File opened (read-only)	\??\k:	31a5c6e4af6f78db5f2d99e74e872cb0N.exe
File opened (read-only)	\??\q:	31a5c6e4af6f78db5f2d99e74e872cb0N.exe
File opened (read-only)	\??\s:	31a5c6e4af6f78db5f2d99e74e872cb0N.exe
File opened (read-only)	\??\t:	31a5c6e4af6f78db5f2d99e74e872cb0N.exe
File opened (read-only)	\??\u:	31a5c6e4af6f78db5f2d99e74e872cb0N.exe
File opened (read-only)	\??\x:	31a5c6e4af6f78db5f2d99e74e872cb0N.exe
File opened (read-only)	\??\z:	31a5c6e4af6f78db5f2d99e74e872cb0N.exe
File opened (read-only)	\??\e:	31a5c6e4af6f78db5f2d99e74e872cb0N.exe
File opened (read-only)	\??\i:	31a5c6e4af6f78db5f2d99e74e872cb0N.exe
File opened (read-only)	\??\l:	31a5c6e4af6f78db5f2d99e74e872cb0N.exe
File opened (read-only)	\??\n:	31a5c6e4af6f78db5f2d99e74e872cb0N.exe
File opened (read-only)	\??\o:	31a5c6e4af6f78db5f2d99e74e872cb0N.exe
File opened (read-only)	\??\r:	31a5c6e4af6f78db5f2d99e74e872cb0N.exe

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
7	ip-api.com

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1480 set thread context of 4760	1480	31a5c6e4af6f78db5f2d99e74e872cb0N.exe	90

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

System Information Discovery
T1082

Program crash 2 IoCs

pid	pid_target	Process	procid_target
4396	3236	WerFault.exe	86
4612	3816	WerFault.exe	99

System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vnc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	windef.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	31a5c6e4af6f78db5f2d99e74e872cb0N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	31a5c6e4af6f78db5f2d99e74e872cb0N.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
3480	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
3480	PING.EXE

Scheduled Task/Job: Scheduled Task 1 TTPs 3 IoCs

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

persistence execution

Scheduled Task

T1053.005

pid	Process
1468	schtasks.exe
2260	schtasks.exe
3036	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1480	31a5c6e4af6f78db5f2d99e74e872cb0N.exe
1480	31a5c6e4af6f78db5f2d99e74e872cb0N.exe
1480	31a5c6e4af6f78db5f2d99e74e872cb0N.exe
1480	31a5c6e4af6f78db5f2d99e74e872cb0N.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4916	windef.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 1480 wrote to memory of 3236	1480	31a5c6e4af6f78db5f2d99e74e872cb0N.exe	86
PID 1480 wrote to memory of 3236	1480	31a5c6e4af6f78db5f2d99e74e872cb0N.exe	86
PID 1480 wrote to memory of 3236	1480	31a5c6e4af6f78db5f2d99e74e872cb0N.exe	86
PID 1480 wrote to memory of 4916	1480	31a5c6e4af6f78db5f2d99e74e872cb0N.exe	88
PID 1480 wrote to memory of 4916	1480	31a5c6e4af6f78db5f2d99e74e872cb0N.exe	88
PID 1480 wrote to memory of 4916	1480	31a5c6e4af6f78db5f2d99e74e872cb0N.exe	88
PID 3236 wrote to memory of 1784	3236	vnc.exe	89
PID 3236 wrote to memory of 1784	3236	vnc.exe	89
PID 1480 wrote to memory of 4760	1480	31a5c6e4af6f78db5f2d99e74e872cb0N.exe	90
PID 1480 wrote to memory of 4760	1480	31a5c6e4af6f78db5f2d99e74e872cb0N.exe	90
PID 1480 wrote to memory of 4760	1480	31a5c6e4af6f78db5f2d99e74e872cb0N.exe	90
PID 3236 wrote to memory of 1784	3236	vnc.exe	89
PID 1480 wrote to memory of 4760	1480	31a5c6e4af6f78db5f2d99e74e872cb0N.exe	90
PID 1480 wrote to memory of 4760	1480	31a5c6e4af6f78db5f2d99e74e872cb0N.exe	90
PID 1480 wrote to memory of 1468	1480	31a5c6e4af6f78db5f2d99e74e872cb0N.exe	93
PID 1480 wrote to memory of 1468	1480	31a5c6e4af6f78db5f2d99e74e872cb0N.exe	93
PID 1480 wrote to memory of 1468	1480	31a5c6e4af6f78db5f2d99e74e872cb0N.exe	93

C:\Users\Admin\AppData\Local\Temp\31a5c6e4af6f78db5f2d99e74e872cb0N.exe
"C:\Users\Admin\AppData\Local\Temp\31a5c6e4af6f78db5f2d99e74e872cb0N.exe"
1⤵
- Checks computer location settings
- Enumerates connected drives
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1480
- C:\Users\Admin\AppData\Local\Temp\vnc.exe
  "C:\Users\Admin\AppData\Local\Temp\vnc.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3236
- - C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k
    3⤵
    PID:1784
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3236 -s 548
    3⤵
    - Program crash
    PID:4396
- C:\Users\Admin\AppData\Local\Temp\windef.exe
  "C:\Users\Admin\AppData\Local\Temp\windef.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:4916
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks" /create /tn "win defender run" /sc ONLOGON /tr "C:\Users\Admin\AppData\Local\Temp\windef.exe" /rl HIGHEST /f
    3⤵
    - Scheduled Task/Job: Scheduled Task
    PID:2260
- - C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
    "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
    3⤵
    PID:3816
  - - C:\Windows\SysWOW64\schtasks.exe
      "schtasks" /create /tn "win defender run" /sc ONLOGON /tr "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe" /rl HIGHEST /f
      4⤵
      Scheduled Task/Job: Scheduled Task
      PID:3036
  - - C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\1BOVUciYe6fH.bat" "
      4⤵
      PID:4536
    - - C:\Windows\SysWOW64\chcp.com
        
        chcp 65001
        5⤵
        
        PID:3408
    - - C:\Windows\SysWOW64\PING.EXE
        
        ping -n 10 localhost
        5⤵
        System Network Configuration Discovery: Internet Connection Discovery
        Runs ping.exe
        
        PID:3480
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3816 -s 1752
      4⤵
      Program crash
      PID:4612
- C:\Users\Admin\AppData\Local\Temp\31a5c6e4af6f78db5f2d99e74e872cb0N.exe
  "C:\Users\Admin\AppData\Local\Temp\31a5c6e4af6f78db5f2d99e74e872cb0N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4760
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\SysWOW64\schtasks.exe" /create /tn RtkAudioService64 /tr "C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe" /sc minute /mo 1 /F
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:1468

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 3236 -ip 3236
1⤵
PID:3340

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 3816 -ip 3816
1⤵
PID:216

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

Remote System Discovery

1

T1018

System Information Discovery

3

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

System Network Configuration Discovery

1

T1016

Internet Connection Discovery

1

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\1BOVUciYe6fH.bat

Filesize
208B

MD5
d6341c60f61a328ea7519ad573c80cb1

SHA1
fc77ee4b63304920d1adf7af811bf040d2871c04

SHA256
8c687cfc245f4f989ba002e42a46d4168865dd58e9febc860b1d50ba4f881530

SHA512
a5bd587d7f55884ef8b59d5593104743907fb8da7e8d540dd97caa3f26dc1f0b1ad7f24da683b760198a879856855e0e60c38c3e18d806fc3a04978f22c032ef

Download Submit
C:\Users\Admin\AppData\Local\Temp\vnc.exe

Filesize
405KB

MD5
b8ba87ee4c3fc085a2fed0d839aadce1

SHA1
b3a2e3256406330e8b1779199bb2b9865122d766

SHA256
4e8a99cd33c9e5c747a3ce8f1a3e17824846f4a8f7cb0631aebd0815db2ce3a4

SHA512
7a775a12cd5bcd182d64be0d31f800b456ca6d1b531189cea9c72e1940871cfe92ccd005938f67bfa4784ae44c54b3a7ea29a5bb59766e98c78bf53b680f2ab2

Download Submit
C:\Users\Admin\AppData\Local\Temp\windef.exe

Filesize
349KB

MD5
b4a202e03d4135484d0e730173abcc72

SHA1
01b30014545ea526c15a60931d676f9392ea0c70

SHA256
7050608d53f80269df951d00883ed79815c060ce7678a76b5c3f6a2a985beea9

SHA512
632a035a3b722ea29b02aad1f0da3df5bdc38abc7e6617223790955c6c0830f1070b528680416d5c63ea5e846074cdad87f06c21c35a77b1ccc4edc089d8b1fb

Download Submit
memory/1480-28-0x0000000003890000-0x0000000003891000-memory.dmp

Filesize
4KB

Download
memory/1480-46-0x0000000003890000-0x0000000003891000-memory.dmp

Filesize
4KB

Download
memory/3816-45-0x0000000006500000-0x000000000650A000-memory.dmp

Filesize
40KB

Download
memory/4760-19-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/4760-27-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/4916-30-0x0000000000BF0000-0x0000000000C4E000-memory.dmp

Filesize
376KB

Download
memory/4916-35-0x0000000005540000-0x00000000055A6000-memory.dmp

Filesize
408KB

Download
memory/4916-36-0x0000000006250000-0x0000000006262000-memory.dmp

Filesize
72KB

Download
memory/4916-37-0x0000000006790000-0x00000000067CC000-memory.dmp

Filesize
240KB

Download
memory/4916-34-0x00000000055D0000-0x0000000005662000-memory.dmp

Filesize
584KB

Download
memory/4916-33-0x0000000005B80000-0x0000000006124000-memory.dmp

Filesize
5.6MB

Download
memory/4916-29-0x00000000737CE000-0x00000000737CF000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

Errors

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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