azorult | 6b3861de672779b6bb38b1854c22bc4cfaa86c50ba96125e5f2e9e9aa5fb9e22

General

Target

6b031e410e70989b3df201283d8f8d30N.exe
Size

2.0MB
MD5

6b031e410e70989b3df201283d8f8d30
SHA1

6281cab2aecbfc9367aa3b79fd3047b66aa54d2e
SHA256

6b3861de672779b6bb38b1854c22bc4cfaa86c50ba96125e5f2e9e9aa5fb9e22
SHA512

55aaf43a235fbce6e80f0180c4c8423646e40bb45a2b50db3a596c1d2c230cc4e050a91f6186acb6c55d1a83166edd23a8d3dcfb62bd6e448d41097330a1b70f
SSDEEP

24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKY9:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yv

Score

10^/10

azorult quasar ebayprofiles discovery infostealer spyware trojan

Malware Config

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

Extracted

Family

azorult

C2

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

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 5 IoCs

resource	yara_rule
behavioral1/files/0x00060000000186a9-28.dat	family_quasar
behavioral1/memory/2652-56-0x0000000000310000-0x000000000036E000-memory.dmp	family_quasar
behavioral1/memory/2552-66-0x0000000000DA0000-0x0000000000DFE000-memory.dmp	family_quasar
behavioral1/files/0x00060000000186b7-77.dat	family_quasar
behavioral1/memory/1776-119-0x0000000000B50000-0x0000000000BAE000-memory.dmp	family_quasar

Executes dropped EXE 2 IoCs

pid	Process
2644	vnc.exe
2652	windef.exe

Loads dropped DLL 8 IoCs

pid	Process
2732	6b031e410e70989b3df201283d8f8d30N.exe
2732	6b031e410e70989b3df201283d8f8d30N.exe
2732	6b031e410e70989b3df201283d8f8d30N.exe
2732	6b031e410e70989b3df201283d8f8d30N.exe
2732	6b031e410e70989b3df201283d8f8d30N.exe
2732	6b031e410e70989b3df201283d8f8d30N.exe
2732	6b031e410e70989b3df201283d8f8d30N.exe
2732	6b031e410e70989b3df201283d8f8d30N.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)	\??\y:	6b031e410e70989b3df201283d8f8d30N.exe
File opened (read-only)	\??\z:	6b031e410e70989b3df201283d8f8d30N.exe
File opened (read-only)	\??\n:	6b031e410e70989b3df201283d8f8d30N.exe
File opened (read-only)	\??\s:	6b031e410e70989b3df201283d8f8d30N.exe
File opened (read-only)	\??\w:	6b031e410e70989b3df201283d8f8d30N.exe
File opened (read-only)	\??\h:	6b031e410e70989b3df201283d8f8d30N.exe
File opened (read-only)	\??\i:	6b031e410e70989b3df201283d8f8d30N.exe
File opened (read-only)	\??\k:	6b031e410e70989b3df201283d8f8d30N.exe
File opened (read-only)	\??\o:	6b031e410e70989b3df201283d8f8d30N.exe
File opened (read-only)	\??\u:	6b031e410e70989b3df201283d8f8d30N.exe
File opened (read-only)	\??\a:	6b031e410e70989b3df201283d8f8d30N.exe
File opened (read-only)	\??\e:	6b031e410e70989b3df201283d8f8d30N.exe
File opened (read-only)	\??\g:	6b031e410e70989b3df201283d8f8d30N.exe
File opened (read-only)	\??\v:	6b031e410e70989b3df201283d8f8d30N.exe
File opened (read-only)	\??\t:	6b031e410e70989b3df201283d8f8d30N.exe
File opened (read-only)	\??\b:	6b031e410e70989b3df201283d8f8d30N.exe
File opened (read-only)	\??\j:	6b031e410e70989b3df201283d8f8d30N.exe
File opened (read-only)	\??\m:	6b031e410e70989b3df201283d8f8d30N.exe
File opened (read-only)	\??\r:	6b031e410e70989b3df201283d8f8d30N.exe
File opened (read-only)	\??\x:	6b031e410e70989b3df201283d8f8d30N.exe
File opened (read-only)	\??\l:	6b031e410e70989b3df201283d8f8d30N.exe
File opened (read-only)	\??\p:	6b031e410e70989b3df201283d8f8d30N.exe
File opened (read-only)	\??\q:	6b031e410e70989b3df201283d8f8d30N.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
6	ip-api.com

Maps connected drives based on registry 3 TTPs 2 IoCs

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

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum	svchost.exe

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral1/files/0x00060000000186b7-77.dat	autoit_exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 2732 set thread context of 2856	2732	6b031e410e70989b3df201283d8f8d30N.exe	33
PID 2644 set thread context of 1712	2644	vnc.exe	31

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
688	2552	WerFault.exe	40

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	6b031e410e70989b3df201283d8f8d30N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vnc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	6b031e410e70989b3df201283d8f8d30N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	windef.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.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
968	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
968	PING.EXE

Scheduled Task/Job: Scheduled Task 1 TTPs 4 IoCs

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

persistence execution

Scheduled Task

T1053.005

pid	Process
2960	schtasks.exe
2212	schtasks.exe
1452	schtasks.exe
568	schtasks.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2732	6b031e410e70989b3df201283d8f8d30N.exe
2732	6b031e410e70989b3df201283d8f8d30N.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2644	vnc.exe

Suspicious use of WriteProcessMemory 25 IoCs

description	pid	Process	procid_target
PID 2732 wrote to memory of 2644	2732	6b031e410e70989b3df201283d8f8d30N.exe	30
PID 2732 wrote to memory of 2644	2732	6b031e410e70989b3df201283d8f8d30N.exe	30
PID 2732 wrote to memory of 2644	2732	6b031e410e70989b3df201283d8f8d30N.exe	30
PID 2732 wrote to memory of 2644	2732	6b031e410e70989b3df201283d8f8d30N.exe	30
PID 2644 wrote to memory of 1712	2644	vnc.exe	31
PID 2644 wrote to memory of 1712	2644	vnc.exe	31
PID 2644 wrote to memory of 1712	2644	vnc.exe	31
PID 2644 wrote to memory of 1712	2644	vnc.exe	31
PID 2644 wrote to memory of 1712	2644	vnc.exe	31
PID 2732 wrote to memory of 2652	2732	6b031e410e70989b3df201283d8f8d30N.exe	32
PID 2732 wrote to memory of 2652	2732	6b031e410e70989b3df201283d8f8d30N.exe	32
PID 2732 wrote to memory of 2652	2732	6b031e410e70989b3df201283d8f8d30N.exe	32
PID 2732 wrote to memory of 2652	2732	6b031e410e70989b3df201283d8f8d30N.exe	32
PID 2732 wrote to memory of 2856	2732	6b031e410e70989b3df201283d8f8d30N.exe	33
PID 2732 wrote to memory of 2856	2732	6b031e410e70989b3df201283d8f8d30N.exe	33
PID 2732 wrote to memory of 2856	2732	6b031e410e70989b3df201283d8f8d30N.exe	33
PID 2732 wrote to memory of 2856	2732	6b031e410e70989b3df201283d8f8d30N.exe	33
PID 2732 wrote to memory of 2856	2732	6b031e410e70989b3df201283d8f8d30N.exe	33
PID 2732 wrote to memory of 2856	2732	6b031e410e70989b3df201283d8f8d30N.exe	33
PID 2644 wrote to memory of 1712	2644	vnc.exe	31
PID 2732 wrote to memory of 2960	2732	6b031e410e70989b3df201283d8f8d30N.exe	34
PID 2732 wrote to memory of 2960	2732	6b031e410e70989b3df201283d8f8d30N.exe	34
PID 2732 wrote to memory of 2960	2732	6b031e410e70989b3df201283d8f8d30N.exe	34
PID 2732 wrote to memory of 2960	2732	6b031e410e70989b3df201283d8f8d30N.exe	34
PID 2644 wrote to memory of 1712	2644	vnc.exe	31

C:\Users\Admin\AppData\Local\Temp\6b031e410e70989b3df201283d8f8d30N.exe
"C:\Users\Admin\AppData\Local\Temp\6b031e410e70989b3df201283d8f8d30N.exe"
1⤵
- Loads dropped DLL
- Enumerates connected drives
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2732
- C:\Users\Admin\AppData\Local\Temp\vnc.exe
  "C:\Users\Admin\AppData\Local\Temp\vnc.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:2644
- - C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k
    3⤵
    - Maps connected drives based on registry
    PID:1712
- 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
  PID:2652
- - 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:2212
- - C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
    "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
    3⤵
    PID:2552
  - - 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:1452
  - - C:\Windows\SysWOW64\cmd.exe
      cmd /c ""C:\Users\Admin\AppData\Local\Temp\re1bmGQnyzJJ.bat" "
      4⤵
      PID:2776
    - - C:\Windows\SysWOW64\chcp.com
        
        chcp 65001
        5⤵
        
        PID:1684
    - - C:\Windows\SysWOW64\PING.EXE
        
        ping -n 10 localhost
        5⤵
        System Network Configuration Discovery: Internet Connection Discovery
        Runs ping.exe
        
        PID:968
    - - C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
        
        "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
        5⤵
        
        PID:1580
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2552 -s 1464
      4⤵
      Program crash
      PID:688
- C:\Users\Admin\AppData\Local\Temp\6b031e410e70989b3df201283d8f8d30N.exe
  "C:\Users\Admin\AppData\Local\Temp\6b031e410e70989b3df201283d8f8d30N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2856
- 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:2960

C:\Windows\system32\taskeng.exe
taskeng.exe {64967B83-76DA-48E6-9134-EB3751289BCD} S-1-5-21-457978338-2990298471-2379561640-1000:WOUOSVRD\Admin:Interactive:[1]
1⤵
PID:1140
- C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
  C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
  2⤵
  PID:2916
- - C:\Users\Admin\AppData\Local\Temp\vnc.exe
    "C:\Users\Admin\AppData\Local\Temp\vnc.exe"
    3⤵
    PID:1476
  - - C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k
      4⤵
      PID:1800
- - C:\Users\Admin\AppData\Local\Temp\windef.exe
    "C:\Users\Admin\AppData\Local\Temp\windef.exe"
    3⤵
    PID:1776
- - C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
    "C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"
    3⤵
    PID:2264
- - 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
    3⤵
    - Scheduled Task/Job: Scheduled Task
    PID:568

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\re1bmGQnyzJJ.bat

Filesize
208B

MD5
7efacaeea145048f9b0295f190d025ed

SHA1
3aaa211209085a8b2d82dfc8b4f5c7c1a9dd6218

SHA256
5749c54879434b8d9716937102bdd2f88cb22e46ab4869cc892f2aa801f98cec

SHA512
177810602be80b98da0ddc627ed6f3429106b775984f96f950df89b3db2f8cc2a889cc3016aee08fdf3c24bbab5dbe6a3ec24beb1a19002f1125a0de6c1e24aa

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

Filesize
349KB

MD5
b4a202e03d4135484d0e730173abcc72

SHA1
01b30014545ea526c15a60931d676f9392ea0c70

SHA256
7050608d53f80269df951d00883ed79815c060ce7678a76b5c3f6a2a985beea9

SHA512
632a035a3b722ea29b02aad1f0da3df5bdc38abc7e6617223790955c6c0830f1070b528680416d5c63ea5e846074cdad87f06c21c35a77b1ccc4edc089d8b1fb

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\09RVX49Z.txt

Filesize
209B

MD5
5a4ed0f751fa0cb70c32f65e8d729973

SHA1
8d73f86c2abe14ea3eb83e6787d037f333e18965

SHA256
87ad42b85d171471a1cbae263ca34f966f4a6ce340bc076238f5f974a87e8f23

SHA512
8e0ab66c6ea80540309b93cce589e4ec1ffd7ba54976ee7d45270848fd5240958dbfe617d2b534b2dacc9ce041dbd6aaee0c278d5de6ba3bfe40290c6e484d7f

Download Submit
C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe

Filesize
2.0MB

MD5
30c8f58a03330d1d59b53005bc3266aa

SHA1
f73909f889b6eda434897e02a551f3a3a7257d7f

SHA256
52148d687b1bd4cab5195b37cbdcad8ee44db560c2a1640b8203caad95a7537b

SHA512
9f91d3b0d1fdf1e30a5b3ea248f5f1bb38a61d3e832ad7b4e958deb834e71ecd5544ea26074cff6243e939a54912042798eab362279566be914784c146d0d628

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

Filesize
405KB

MD5
b8ba87ee4c3fc085a2fed0d839aadce1

SHA1
b3a2e3256406330e8b1779199bb2b9865122d766

SHA256
4e8a99cd33c9e5c747a3ce8f1a3e17824846f4a8f7cb0631aebd0815db2ce3a4

SHA512
7a775a12cd5bcd182d64be0d31f800b456ca6d1b531189cea9c72e1940871cfe92ccd005938f67bfa4784ae44c54b3a7ea29a5bb59766e98c78bf53b680f2ab2

Download Submit
memory/1712-47-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/1712-48-0x00000000001D0000-0x000000000026C000-memory.dmp

Filesize
624KB

Download
memory/1712-53-0x00000000001D0000-0x000000000026C000-memory.dmp

Filesize
624KB

Download
memory/1712-52-0x00000000001D0000-0x000000000026C000-memory.dmp

Filesize
624KB

Download
memory/1712-67-0x00000000001D0000-0x000000000026C000-memory.dmp

Filesize
624KB

Download
memory/1712-46-0x000007FFFFFDD000-0x000007FFFFFDE000-memory.dmp

Filesize
4KB

Download
memory/1712-44-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/1776-119-0x0000000000B50000-0x0000000000BAE000-memory.dmp

Filesize
376KB

Download
memory/1800-118-0x000007FFFFFD8000-0x000007FFFFFD9000-memory.dmp

Filesize
4KB

Download
memory/1800-120-0x00000000003E0000-0x000000000047C000-memory.dmp

Filesize
624KB

Download
memory/2264-126-0x00000000000D0000-0x00000000000F0000-memory.dmp

Filesize
128KB

Download
memory/2264-129-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/2264-133-0x00000000000D0000-0x00000000000F0000-memory.dmp

Filesize
128KB

Download
memory/2552-66-0x0000000000DA0000-0x0000000000DFE000-memory.dmp

Filesize
376KB

Download
memory/2652-56-0x0000000000310000-0x000000000036E000-memory.dmp

Filesize
376KB

Download
memory/2732-30-0x0000000001060000-0x0000000001061000-memory.dmp

Filesize
4KB

Download
memory/2856-43-0x0000000000080000-0x00000000000A0000-memory.dmp

Filesize
128KB

Download
memory/2856-39-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/2856-31-0x0000000000080000-0x00000000000A0000-memory.dmp

Filesize
128KB

Download
memory/2856-33-0x0000000000080000-0x00000000000A0000-memory.dmp

Filesize
128KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads