azorult | 81bbc6bce57c64a09256462832b9b85bd75a77e52b2590662d4061b489956104

Analysis

max time kernel
2s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23-01-2025 07:32

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General

Target

81bbc6bce57c64a09256462832b9b85bd75a77e52b2590662d4061b489956104N.exe
Size

2.0MB
MD5

87e2e2665f4373e6d134f344b43a33c0
SHA1

8c75df8d5805c54191d4e4a8e6a63b79cdac645f
SHA256

81bbc6bce57c64a09256462832b9b85bd75a77e52b2590662d4061b489956104
SHA512

3f284531a6fb3f7e20bc8138ab2d88e9e11cb6fc2aa667700ec42bf52619fe57603b03601e4843ea16b061b775dcbacd0643e1749a9d4b68010fa3c0cf21c68e
SSDEEP

24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYX:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yp

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
Azorult family
azorult
Quasar RAT
Quasar is an open source Remote Access Tool.
trojan spyware quasar
Quasar family
quasar

Quasar payload 5 IoCs

resource	yara_rule
behavioral1/files/0x000700000001878d-26.dat	family_quasar
behavioral1/memory/2692-46-0x0000000000D70000-0x0000000000DCE000-memory.dmp	family_quasar
behavioral1/memory/2812-60-0x0000000000C50000-0x0000000000CAE000-memory.dmp	family_quasar
behavioral1/files/0x00070000000191f3-62.dat	family_quasar
behavioral1/memory/404-103-0x0000000000AC0000-0x0000000000B1E000-memory.dmp	family_quasar

Executes dropped EXE 3 IoCs

pid	Process
2832	vnc.exe
2692	windef.exe
2812	winsock.exe

Loads dropped DLL 13 IoCs

pid	Process
2716	81bbc6bce57c64a09256462832b9b85bd75a77e52b2590662d4061b489956104N.exe
2716	81bbc6bce57c64a09256462832b9b85bd75a77e52b2590662d4061b489956104N.exe
2716	81bbc6bce57c64a09256462832b9b85bd75a77e52b2590662d4061b489956104N.exe
2716	81bbc6bce57c64a09256462832b9b85bd75a77e52b2590662d4061b489956104N.exe
2716	81bbc6bce57c64a09256462832b9b85bd75a77e52b2590662d4061b489956104N.exe
2716	81bbc6bce57c64a09256462832b9b85bd75a77e52b2590662d4061b489956104N.exe
2716	81bbc6bce57c64a09256462832b9b85bd75a77e52b2590662d4061b489956104N.exe
2716	81bbc6bce57c64a09256462832b9b85bd75a77e52b2590662d4061b489956104N.exe
1952	WerFault.exe
1952	WerFault.exe
1952	WerFault.exe
1952	WerFault.exe
2692	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:	81bbc6bce57c64a09256462832b9b85bd75a77e52b2590662d4061b489956104N.exe
File opened (read-only)	\??\q:	81bbc6bce57c64a09256462832b9b85bd75a77e52b2590662d4061b489956104N.exe
File opened (read-only)	\??\s:	81bbc6bce57c64a09256462832b9b85bd75a77e52b2590662d4061b489956104N.exe
File opened (read-only)	\??\u:	81bbc6bce57c64a09256462832b9b85bd75a77e52b2590662d4061b489956104N.exe
File opened (read-only)	\??\e:	81bbc6bce57c64a09256462832b9b85bd75a77e52b2590662d4061b489956104N.exe
File opened (read-only)	\??\h:	81bbc6bce57c64a09256462832b9b85bd75a77e52b2590662d4061b489956104N.exe
File opened (read-only)	\??\j:	81bbc6bce57c64a09256462832b9b85bd75a77e52b2590662d4061b489956104N.exe
File opened (read-only)	\??\o:	81bbc6bce57c64a09256462832b9b85bd75a77e52b2590662d4061b489956104N.exe
File opened (read-only)	\??\v:	81bbc6bce57c64a09256462832b9b85bd75a77e52b2590662d4061b489956104N.exe
File opened (read-only)	\??\z:	81bbc6bce57c64a09256462832b9b85bd75a77e52b2590662d4061b489956104N.exe
File opened (read-only)	\??\m:	81bbc6bce57c64a09256462832b9b85bd75a77e52b2590662d4061b489956104N.exe
File opened (read-only)	\??\n:	81bbc6bce57c64a09256462832b9b85bd75a77e52b2590662d4061b489956104N.exe
File opened (read-only)	\??\t:	81bbc6bce57c64a09256462832b9b85bd75a77e52b2590662d4061b489956104N.exe
File opened (read-only)	\??\x:	81bbc6bce57c64a09256462832b9b85bd75a77e52b2590662d4061b489956104N.exe
File opened (read-only)	\??\y:	81bbc6bce57c64a09256462832b9b85bd75a77e52b2590662d4061b489956104N.exe
File opened (read-only)	\??\b:	81bbc6bce57c64a09256462832b9b85bd75a77e52b2590662d4061b489956104N.exe
File opened (read-only)	\??\k:	81bbc6bce57c64a09256462832b9b85bd75a77e52b2590662d4061b489956104N.exe
File opened (read-only)	\??\l:	81bbc6bce57c64a09256462832b9b85bd75a77e52b2590662d4061b489956104N.exe
File opened (read-only)	\??\r:	81bbc6bce57c64a09256462832b9b85bd75a77e52b2590662d4061b489956104N.exe
File opened (read-only)	\??\a:	81bbc6bce57c64a09256462832b9b85bd75a77e52b2590662d4061b489956104N.exe
File opened (read-only)	\??\g:	81bbc6bce57c64a09256462832b9b85bd75a77e52b2590662d4061b489956104N.exe
File opened (read-only)	\??\i:	81bbc6bce57c64a09256462832b9b85bd75a77e52b2590662d4061b489956104N.exe
File opened (read-only)	\??\w:	81bbc6bce57c64a09256462832b9b85bd75a77e52b2590662d4061b489956104N.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/0x00070000000191f3-62.dat	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2716 set thread context of 2616	2716	81bbc6bce57c64a09256462832b9b85bd75a77e52b2590662d4061b489956104N.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
1952	2832	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	winsock.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	81bbc6bce57c64a09256462832b9b85bd75a77e52b2590662d4061b489956104N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vnc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	81bbc6bce57c64a09256462832b9b85bd75a77e52b2590662d4061b489956104N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	windef.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.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
3036	schtasks.exe
464	schtasks.exe
2668	schtasks.exe
952	schtasks.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2716	81bbc6bce57c64a09256462832b9b85bd75a77e52b2590662d4061b489956104N.exe
2716	81bbc6bce57c64a09256462832b9b85bd75a77e52b2590662d4061b489956104N.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2692	windef.exe

Suspicious use of WriteProcessMemory 35 IoCs

description	pid	Process	procid_target
PID 2716 wrote to memory of 2832	2716	81bbc6bce57c64a09256462832b9b85bd75a77e52b2590662d4061b489956104N.exe	30
PID 2716 wrote to memory of 2832	2716	81bbc6bce57c64a09256462832b9b85bd75a77e52b2590662d4061b489956104N.exe	30
PID 2716 wrote to memory of 2832	2716	81bbc6bce57c64a09256462832b9b85bd75a77e52b2590662d4061b489956104N.exe	30
PID 2716 wrote to memory of 2832	2716	81bbc6bce57c64a09256462832b9b85bd75a77e52b2590662d4061b489956104N.exe	30
PID 2716 wrote to memory of 2692	2716	81bbc6bce57c64a09256462832b9b85bd75a77e52b2590662d4061b489956104N.exe	31
PID 2716 wrote to memory of 2692	2716	81bbc6bce57c64a09256462832b9b85bd75a77e52b2590662d4061b489956104N.exe	31
PID 2716 wrote to memory of 2692	2716	81bbc6bce57c64a09256462832b9b85bd75a77e52b2590662d4061b489956104N.exe	31
PID 2716 wrote to memory of 2692	2716	81bbc6bce57c64a09256462832b9b85bd75a77e52b2590662d4061b489956104N.exe	31
PID 2716 wrote to memory of 2616	2716	81bbc6bce57c64a09256462832b9b85bd75a77e52b2590662d4061b489956104N.exe	33
PID 2716 wrote to memory of 2616	2716	81bbc6bce57c64a09256462832b9b85bd75a77e52b2590662d4061b489956104N.exe	33
PID 2716 wrote to memory of 2616	2716	81bbc6bce57c64a09256462832b9b85bd75a77e52b2590662d4061b489956104N.exe	33
PID 2716 wrote to memory of 2616	2716	81bbc6bce57c64a09256462832b9b85bd75a77e52b2590662d4061b489956104N.exe	33
PID 2716 wrote to memory of 2616	2716	81bbc6bce57c64a09256462832b9b85bd75a77e52b2590662d4061b489956104N.exe	33
PID 2716 wrote to memory of 2616	2716	81bbc6bce57c64a09256462832b9b85bd75a77e52b2590662d4061b489956104N.exe	33
PID 2832 wrote to memory of 2704	2832	vnc.exe	32
PID 2832 wrote to memory of 2704	2832	vnc.exe	32
PID 2832 wrote to memory of 2704	2832	vnc.exe	32
PID 2832 wrote to memory of 2704	2832	vnc.exe	32
PID 2832 wrote to memory of 2704	2832	vnc.exe	32
PID 2716 wrote to memory of 3036	2716	81bbc6bce57c64a09256462832b9b85bd75a77e52b2590662d4061b489956104N.exe	34
PID 2716 wrote to memory of 3036	2716	81bbc6bce57c64a09256462832b9b85bd75a77e52b2590662d4061b489956104N.exe	34
PID 2716 wrote to memory of 3036	2716	81bbc6bce57c64a09256462832b9b85bd75a77e52b2590662d4061b489956104N.exe	34
PID 2716 wrote to memory of 3036	2716	81bbc6bce57c64a09256462832b9b85bd75a77e52b2590662d4061b489956104N.exe	34
PID 2832 wrote to memory of 1952	2832	vnc.exe	36
PID 2832 wrote to memory of 1952	2832	vnc.exe	36
PID 2832 wrote to memory of 1952	2832	vnc.exe	36
PID 2832 wrote to memory of 1952	2832	vnc.exe	36
PID 2692 wrote to memory of 464	2692	windef.exe	38
PID 2692 wrote to memory of 464	2692	windef.exe	38
PID 2692 wrote to memory of 464	2692	windef.exe	38
PID 2692 wrote to memory of 464	2692	windef.exe	38
PID 2692 wrote to memory of 2812	2692	windef.exe	40
PID 2692 wrote to memory of 2812	2692	windef.exe	40
PID 2692 wrote to memory of 2812	2692	windef.exe	40
PID 2692 wrote to memory of 2812	2692	windef.exe	40

C:\Users\Admin\AppData\Local\Temp\81bbc6bce57c64a09256462832b9b85bd75a77e52b2590662d4061b489956104N.exe
"C:\Users\Admin\AppData\Local\Temp\81bbc6bce57c64a09256462832b9b85bd75a77e52b2590662d4061b489956104N.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:2716
- 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:2832
- - C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k
    3⤵
    PID:2704
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2832 -s 160
    3⤵
    - Loads dropped DLL
    - Program crash
    PID:1952
- 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:2692
- - 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:464
- - 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
    PID:2812
  - - 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:2668
- C:\Users\Admin\AppData\Local\Temp\81bbc6bce57c64a09256462832b9b85bd75a77e52b2590662d4061b489956104N.exe
  "C:\Users\Admin\AppData\Local\Temp\81bbc6bce57c64a09256462832b9b85bd75a77e52b2590662d4061b489956104N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2616
- 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:3036

C:\Windows\system32\taskeng.exe
taskeng.exe {702B05F9-848F-4492-90F1-6F2B7CDF8C33} S-1-5-21-312935884-697965778-3955649944-1000:MXQFNXLT\Admin:Interactive:[1]
1⤵
PID:2372
- C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
  C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
  2⤵
  PID:264
- - C:\Users\Admin\AppData\Local\Temp\vnc.exe
    "C:\Users\Admin\AppData\Local\Temp\vnc.exe"
    3⤵
    PID:1560
  - - C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k
      4⤵
      PID:344
- - C:\Users\Admin\AppData\Local\Temp\windef.exe
    "C:\Users\Admin\AppData\Local\Temp\windef.exe"
    3⤵
    PID:404
- - C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
    "C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"
    3⤵
    PID:2120
- - 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:952

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\Roaming\Microsoft\Windows\Cookies\3C6LM6ZS.txt

Filesize
209B

MD5
1e01669764e0984f30880241b71d71e4

SHA1
c0dc87aa2b443156d881b341ae47b18de6f536ae

SHA256
a4f3a97a14c621e710215b83f4559f4c1250a091c21979ef2e621678f9f6d8e9

SHA512
bb54c6fb4829dedd0b63d60a58d685497138bc01412ebbd69fb491da4c5fcd28b8573e936ffcd99fd8cfa574533b7c64cc5a64db92cb041b1821e39343c87220

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

Filesize
2.0MB

MD5
3b9629520860ed3d607e5865ca95cf2e

SHA1
c1ce76399161e09eb1816897d5c5aa275f612066

SHA256
084994d87a0de1ce2e232409bb0aad256844a7530c03697cba837553e2d5413f

SHA512
656c81284ccb5137efad4454977e0a9ea0dee18b6d316565a6e1b4161fdd34e7d1cef6729be418200f243f1938d93e0b9b350d9be95318863ba1bb9c4e05cb12

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

Filesize
405KB

MD5
b8ba87ee4c3fc085a2fed0d839aadce1

SHA1
b3a2e3256406330e8b1779199bb2b9865122d766

SHA256
4e8a99cd33c9e5c747a3ce8f1a3e17824846f4a8f7cb0631aebd0815db2ce3a4

SHA512
7a775a12cd5bcd182d64be0d31f800b456ca6d1b531189cea9c72e1940871cfe92ccd005938f67bfa4784ae44c54b3a7ea29a5bb59766e98c78bf53b680f2ab2

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

Filesize
349KB

MD5
b4a202e03d4135484d0e730173abcc72

SHA1
01b30014545ea526c15a60931d676f9392ea0c70

SHA256
7050608d53f80269df951d00883ed79815c060ce7678a76b5c3f6a2a985beea9

SHA512
632a035a3b722ea29b02aad1f0da3df5bdc38abc7e6617223790955c6c0830f1070b528680416d5c63ea5e846074cdad87f06c21c35a77b1ccc4edc089d8b1fb

Download Submit
memory/344-84-0x0000000000110000-0x00000000001AC000-memory.dmp

Filesize
624KB

Download
memory/344-88-0x0000000000110000-0x00000000001AC000-memory.dmp

Filesize
624KB

Download
memory/344-83-0x000007FFFFFDB000-0x000007FFFFFDC000-memory.dmp

Filesize
4KB

Download
memory/344-81-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/404-103-0x0000000000AC0000-0x0000000000B1E000-memory.dmp

Filesize
376KB

Download
memory/2120-113-0x00000000000D0000-0x00000000000F0000-memory.dmp

Filesize
128KB

Download
memory/2120-109-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/2120-106-0x00000000000D0000-0x00000000000F0000-memory.dmp

Filesize
128KB

Download
memory/2616-38-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/2616-30-0x0000000000080000-0x00000000000A0000-memory.dmp

Filesize
128KB

Download
memory/2616-32-0x0000000000080000-0x00000000000A0000-memory.dmp

Filesize
128KB

Download
memory/2616-43-0x0000000000080000-0x00000000000A0000-memory.dmp

Filesize
128KB

Download
memory/2692-46-0x0000000000D70000-0x0000000000DCE000-memory.dmp

Filesize
376KB

Download
memory/2716-29-0x0000000002690000-0x0000000002691000-memory.dmp

Filesize
4KB

Download
memory/2812-60-0x0000000000C50000-0x0000000000CAE000-memory.dmp

Filesize
376KB

Download