azorult | 31e3505cf4317007986277382935a60c2ae444065607cd2c11b35cab72ce6488

Analysis

max time kernel
3s
max time network
120s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
13-10-2024 19:54

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General

Target

31e3505cf4317007986277382935a60c2ae444065607cd2c11b35cab72ce6488N.exe
Size

2.0MB
MD5

a3bb7594683e70a55e63d168bcd1dfb0
SHA1

c4fa7795b47d514034094278dd3266fac0e911ed
SHA256

31e3505cf4317007986277382935a60c2ae444065607cd2c11b35cab72ce6488
SHA512

174ac041a3b941db4d1206acea6870af42a5d9ac48b0644af82e1a953d6ef84aa9792544c707975cdf4e34a647ff2afde099ae572b4e878705f274d11b355122
SSDEEP

24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYH:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yh

Score

10^/10

azorult quasar ebayprofiles discovery infostealer spyware trojan

Malware Config

Extracted

Family

quasar

Version

1.3.0.0

Botnet

EbayProfiles

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

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 4 IoCs

resource	yara_rule
behavioral1/files/0x0008000000015d53-17.dat	family_quasar
behavioral1/memory/2936-46-0x0000000000E10000-0x0000000000E6E000-memory.dmp	family_quasar
behavioral1/files/0x0008000000015e8f-61.dat	family_quasar
behavioral1/memory/2352-112-0x0000000000E80000-0x0000000000EDE000-memory.dmp	family_quasar

Executes dropped EXE 3 IoCs

pid	Process
2796	vnc.exe
2936	windef.exe
2288	winsock.exe

Loads dropped DLL 13 IoCs

pid	Process
2700	31e3505cf4317007986277382935a60c2ae444065607cd2c11b35cab72ce6488N.exe
2700	31e3505cf4317007986277382935a60c2ae444065607cd2c11b35cab72ce6488N.exe
2700	31e3505cf4317007986277382935a60c2ae444065607cd2c11b35cab72ce6488N.exe
2700	31e3505cf4317007986277382935a60c2ae444065607cd2c11b35cab72ce6488N.exe
2700	31e3505cf4317007986277382935a60c2ae444065607cd2c11b35cab72ce6488N.exe
2700	31e3505cf4317007986277382935a60c2ae444065607cd2c11b35cab72ce6488N.exe
2700	31e3505cf4317007986277382935a60c2ae444065607cd2c11b35cab72ce6488N.exe
2700	31e3505cf4317007986277382935a60c2ae444065607cd2c11b35cab72ce6488N.exe
2764	WerFault.exe
2764	WerFault.exe
2764	WerFault.exe
2764	WerFault.exe
2936	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)	\??\u:	31e3505cf4317007986277382935a60c2ae444065607cd2c11b35cab72ce6488N.exe
File opened (read-only)	\??\w:	31e3505cf4317007986277382935a60c2ae444065607cd2c11b35cab72ce6488N.exe
File opened (read-only)	\??\a:	31e3505cf4317007986277382935a60c2ae444065607cd2c11b35cab72ce6488N.exe
File opened (read-only)	\??\e:	31e3505cf4317007986277382935a60c2ae444065607cd2c11b35cab72ce6488N.exe
File opened (read-only)	\??\h:	31e3505cf4317007986277382935a60c2ae444065607cd2c11b35cab72ce6488N.exe
File opened (read-only)	\??\m:	31e3505cf4317007986277382935a60c2ae444065607cd2c11b35cab72ce6488N.exe
File opened (read-only)	\??\p:	31e3505cf4317007986277382935a60c2ae444065607cd2c11b35cab72ce6488N.exe
File opened (read-only)	\??\t:	31e3505cf4317007986277382935a60c2ae444065607cd2c11b35cab72ce6488N.exe
File opened (read-only)	\??\y:	31e3505cf4317007986277382935a60c2ae444065607cd2c11b35cab72ce6488N.exe
File opened (read-only)	\??\b:	31e3505cf4317007986277382935a60c2ae444065607cd2c11b35cab72ce6488N.exe
File opened (read-only)	\??\g:	31e3505cf4317007986277382935a60c2ae444065607cd2c11b35cab72ce6488N.exe
File opened (read-only)	\??\i:	31e3505cf4317007986277382935a60c2ae444065607cd2c11b35cab72ce6488N.exe
File opened (read-only)	\??\s:	31e3505cf4317007986277382935a60c2ae444065607cd2c11b35cab72ce6488N.exe
File opened (read-only)	\??\j:	31e3505cf4317007986277382935a60c2ae444065607cd2c11b35cab72ce6488N.exe
File opened (read-only)	\??\l:	31e3505cf4317007986277382935a60c2ae444065607cd2c11b35cab72ce6488N.exe
File opened (read-only)	\??\n:	31e3505cf4317007986277382935a60c2ae444065607cd2c11b35cab72ce6488N.exe
File opened (read-only)	\??\o:	31e3505cf4317007986277382935a60c2ae444065607cd2c11b35cab72ce6488N.exe
File opened (read-only)	\??\r:	31e3505cf4317007986277382935a60c2ae444065607cd2c11b35cab72ce6488N.exe
File opened (read-only)	\??\z:	31e3505cf4317007986277382935a60c2ae444065607cd2c11b35cab72ce6488N.exe
File opened (read-only)	\??\k:	31e3505cf4317007986277382935a60c2ae444065607cd2c11b35cab72ce6488N.exe
File opened (read-only)	\??\q:	31e3505cf4317007986277382935a60c2ae444065607cd2c11b35cab72ce6488N.exe
File opened (read-only)	\??\v:	31e3505cf4317007986277382935a60c2ae444065607cd2c11b35cab72ce6488N.exe
File opened (read-only)	\??\x:	31e3505cf4317007986277382935a60c2ae444065607cd2c11b35cab72ce6488N.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
8	ip-api.com

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral1/files/0x0008000000015e8f-61.dat	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2700 set thread context of 2620	2700	31e3505cf4317007986277382935a60c2ae444065607cd2c11b35cab72ce6488N.exe	33

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
2764	2796	WerFault.exe	30

System Location Discovery: System Language Discovery 1 TTPs 7 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	31e3505cf4317007986277382935a60c2ae444065607cd2c11b35cab72ce6488N.exe
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	31e3505cf4317007986277382935a60c2ae444065607cd2c11b35cab72ce6488N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winsock.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
2076	schtasks.exe
2884	schtasks.exe
1484	schtasks.exe
3012	schtasks.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2700	31e3505cf4317007986277382935a60c2ae444065607cd2c11b35cab72ce6488N.exe
2700	31e3505cf4317007986277382935a60c2ae444065607cd2c11b35cab72ce6488N.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2936	windef.exe
Token: SeDebugPrivilege	2288	winsock.exe

Suspicious use of WriteProcessMemory 35 IoCs

description	pid	Process	procid_target
PID 2700 wrote to memory of 2796	2700	31e3505cf4317007986277382935a60c2ae444065607cd2c11b35cab72ce6488N.exe	30
PID 2700 wrote to memory of 2796	2700	31e3505cf4317007986277382935a60c2ae444065607cd2c11b35cab72ce6488N.exe	30
PID 2700 wrote to memory of 2796	2700	31e3505cf4317007986277382935a60c2ae444065607cd2c11b35cab72ce6488N.exe	30
PID 2700 wrote to memory of 2796	2700	31e3505cf4317007986277382935a60c2ae444065607cd2c11b35cab72ce6488N.exe	30
PID 2796 wrote to memory of 2860	2796	vnc.exe	32
PID 2796 wrote to memory of 2860	2796	vnc.exe	32
PID 2796 wrote to memory of 2860	2796	vnc.exe	32
PID 2796 wrote to memory of 2860	2796	vnc.exe	32
PID 2700 wrote to memory of 2936	2700	31e3505cf4317007986277382935a60c2ae444065607cd2c11b35cab72ce6488N.exe	31
PID 2700 wrote to memory of 2936	2700	31e3505cf4317007986277382935a60c2ae444065607cd2c11b35cab72ce6488N.exe	31
PID 2700 wrote to memory of 2936	2700	31e3505cf4317007986277382935a60c2ae444065607cd2c11b35cab72ce6488N.exe	31
PID 2700 wrote to memory of 2936	2700	31e3505cf4317007986277382935a60c2ae444065607cd2c11b35cab72ce6488N.exe	31
PID 2796 wrote to memory of 2860	2796	vnc.exe	32
PID 2700 wrote to memory of 2620	2700	31e3505cf4317007986277382935a60c2ae444065607cd2c11b35cab72ce6488N.exe	33
PID 2700 wrote to memory of 2620	2700	31e3505cf4317007986277382935a60c2ae444065607cd2c11b35cab72ce6488N.exe	33
PID 2700 wrote to memory of 2620	2700	31e3505cf4317007986277382935a60c2ae444065607cd2c11b35cab72ce6488N.exe	33
PID 2700 wrote to memory of 2620	2700	31e3505cf4317007986277382935a60c2ae444065607cd2c11b35cab72ce6488N.exe	33
PID 2700 wrote to memory of 2620	2700	31e3505cf4317007986277382935a60c2ae444065607cd2c11b35cab72ce6488N.exe	33
PID 2700 wrote to memory of 2620	2700	31e3505cf4317007986277382935a60c2ae444065607cd2c11b35cab72ce6488N.exe	33
PID 2700 wrote to memory of 3012	2700	31e3505cf4317007986277382935a60c2ae444065607cd2c11b35cab72ce6488N.exe	34
PID 2700 wrote to memory of 3012	2700	31e3505cf4317007986277382935a60c2ae444065607cd2c11b35cab72ce6488N.exe	34
PID 2700 wrote to memory of 3012	2700	31e3505cf4317007986277382935a60c2ae444065607cd2c11b35cab72ce6488N.exe	34
PID 2700 wrote to memory of 3012	2700	31e3505cf4317007986277382935a60c2ae444065607cd2c11b35cab72ce6488N.exe	34
PID 2796 wrote to memory of 2764	2796	vnc.exe	35
PID 2796 wrote to memory of 2764	2796	vnc.exe	35
PID 2796 wrote to memory of 2764	2796	vnc.exe	35
PID 2796 wrote to memory of 2764	2796	vnc.exe	35
PID 2936 wrote to memory of 2076	2936	windef.exe	38
PID 2936 wrote to memory of 2076	2936	windef.exe	38
PID 2936 wrote to memory of 2076	2936	windef.exe	38
PID 2936 wrote to memory of 2076	2936	windef.exe	38
PID 2936 wrote to memory of 2288	2936	windef.exe	40
PID 2936 wrote to memory of 2288	2936	windef.exe	40
PID 2936 wrote to memory of 2288	2936	windef.exe	40
PID 2936 wrote to memory of 2288	2936	windef.exe	40

C:\Users\Admin\AppData\Local\Temp\31e3505cf4317007986277382935a60c2ae444065607cd2c11b35cab72ce6488N.exe
"C:\Users\Admin\AppData\Local\Temp\31e3505cf4317007986277382935a60c2ae444065607cd2c11b35cab72ce6488N.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:2700
- 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:2796
- - C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k
    3⤵
    PID:2860
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2796 -s 160
    3⤵
    - Loads dropped DLL
    - Program crash
    PID:2764
- C:\Users\Admin\AppData\Local\Temp\windef.exe
  "C:\Users\Admin\AppData\Local\Temp\windef.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2936
- - 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⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:2076
- - C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
    "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:2288
  - - 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:2884
- C:\Users\Admin\AppData\Local\Temp\31e3505cf4317007986277382935a60c2ae444065607cd2c11b35cab72ce6488N.exe
  "C:\Users\Admin\AppData\Local\Temp\31e3505cf4317007986277382935a60c2ae444065607cd2c11b35cab72ce6488N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2620
- 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:3012

C:\Windows\system32\taskeng.exe
taskeng.exe {D8DD9A79-E5D9-46B9-A4BA-4E58E4400518} S-1-5-21-2039016743-699959520-214465309-1000:PIDEURYY\Admin:Interactive:[1]
1⤵
PID:3048
- C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
  C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
  2⤵
  PID:2416
- - C:\Users\Admin\AppData\Local\Temp\vnc.exe
    "C:\Users\Admin\AppData\Local\Temp\vnc.exe"
    3⤵
    PID:1320
  - - C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k
      4⤵
      PID:2576
- - C:\Users\Admin\AppData\Local\Temp\windef.exe
    "C:\Users\Admin\AppData\Local\Temp\windef.exe"
    3⤵
    PID:2352
- - C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
    "C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"
    3⤵
    PID:1612
- - 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:1484

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
405KB

MD5
b8ba87ee4c3fc085a2fed0d839aadce1

SHA1
b3a2e3256406330e8b1779199bb2b9865122d766

SHA256
4e8a99cd33c9e5c747a3ce8f1a3e17824846f4a8f7cb0631aebd0815db2ce3a4

SHA512
7a775a12cd5bcd182d64be0d31f800b456ca6d1b531189cea9c72e1940871cfe92ccd005938f67bfa4784ae44c54b3a7ea29a5bb59766e98c78bf53b680f2ab2

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\0LATDNQR.txt

Filesize
211B

MD5
4469d4f47592315290ae01f3020630c7

SHA1
300373e9325c6ea695fe6ccc9e2ec798694cc1ea

SHA256
4d60e183d0c58dcf2892d882ffae4264877d8974756b58be4bf2a98897af7143

SHA512
420890ff45dd0d06386519e8370422c64324cfbc5513f96255e691301f9abfeed5775fea2b00bc09509232841f922bcfc77c079e4655e0d8bb290b780fb3e631

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

Filesize
2.0MB

MD5
8b120375154d7295635f6a0922932440

SHA1
28f0a981a817e8279523253907e3c0841bf735f1

SHA256
67df62ea15fdf6d409c8d7f4a110ac372f6e50ed28e235cbd95361dc0c8648d0

SHA512
27b75ea988e5de5a41b55c5de268e7d709e058f46e32b59da135712d48414fb91f189dc9e83df99f0ce9744bae00ed0e77c6dac72cc10cbbba3b1cce5e6f775d

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

Filesize
349KB

MD5
b4a202e03d4135484d0e730173abcc72

SHA1
01b30014545ea526c15a60931d676f9392ea0c70

SHA256
7050608d53f80269df951d00883ed79815c060ce7678a76b5c3f6a2a985beea9

SHA512
632a035a3b722ea29b02aad1f0da3df5bdc38abc7e6617223790955c6c0830f1070b528680416d5c63ea5e846074cdad87f06c21c35a77b1ccc4edc089d8b1fb

Download Submit
memory/1612-111-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/1612-103-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/1612-106-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/2352-112-0x0000000000E80000-0x0000000000EDE000-memory.dmp

Filesize
376KB

Download
memory/2576-87-0x00000000003D0000-0x000000000046C000-memory.dmp

Filesize
624KB

Download
memory/2576-83-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2576-85-0x000007FFFFFDE000-0x000007FFFFFDF000-memory.dmp

Filesize
4KB

Download
memory/2576-91-0x00000000003D0000-0x000000000046C000-memory.dmp

Filesize
624KB

Download
memory/2620-31-0x00000000000C0000-0x00000000000E0000-memory.dmp

Filesize
128KB

Download
memory/2620-33-0x00000000000C0000-0x00000000000E0000-memory.dmp

Filesize
128KB

Download
memory/2620-39-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/2620-43-0x00000000000C0000-0x00000000000E0000-memory.dmp

Filesize
128KB

Download
memory/2700-30-0x00000000008D0000-0x00000000008D1000-memory.dmp

Filesize
4KB

Download
memory/2936-46-0x0000000000E10000-0x0000000000E6E000-memory.dmp

Filesize
376KB

Download