azorult | 4e736df4c2f1f5403f0e37a54f7e67f22bf5119f074a28a537e3dc19270eeef0

Analysis

max time kernel
3s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
07-11-2024 22:48

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General

Target

4e736df4c2f1f5403f0e37a54f7e67f22bf5119f074a28a537e3dc19270eeef0.exe
Size

2.0MB
MD5

8edce36c57a299022131f82ef1f41c2b
SHA1

2f06abb6f036468307463a5df702d9d918b9adaa
SHA256

4e736df4c2f1f5403f0e37a54f7e67f22bf5119f074a28a537e3dc19270eeef0
SHA512

8a3de5990501e84ec62d46dddafec11187d4cb679ae57b14178823744acb5dd413c8c4e1c5944ec61702dfd28a3c8af94096bbf6bd4a6dc1239e8f05bebc1af7
SSDEEP

24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYr:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yd

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 3 IoCs

Processes:

resource	yara_rule
behavioral1/files/0x0008000000016c4e-17.dat	family_quasar
behavioral1/memory/2272-46-0x00000000008E0000-0x000000000093E000-memory.dmp	family_quasar
behavioral1/memory/1728-58-0x0000000000130000-0x000000000018E000-memory.dmp	family_quasar

Executes dropped EXE 3 IoCs

Processes:

vnc.exewindef.exewinsock.exe

pid	Process
2084	vnc.exe
2272	windef.exe
1728	winsock.exe

Loads dropped DLL 13 IoCs

Processes:

4e736df4c2f1f5403f0e37a54f7e67f22bf5119f074a28a537e3dc19270eeef0.exeWerFault.exewindef.exe

pid	Process
2408	4e736df4c2f1f5403f0e37a54f7e67f22bf5119f074a28a537e3dc19270eeef0.exe
2408	4e736df4c2f1f5403f0e37a54f7e67f22bf5119f074a28a537e3dc19270eeef0.exe
2408	4e736df4c2f1f5403f0e37a54f7e67f22bf5119f074a28a537e3dc19270eeef0.exe
2408	4e736df4c2f1f5403f0e37a54f7e67f22bf5119f074a28a537e3dc19270eeef0.exe
2408	4e736df4c2f1f5403f0e37a54f7e67f22bf5119f074a28a537e3dc19270eeef0.exe
2408	4e736df4c2f1f5403f0e37a54f7e67f22bf5119f074a28a537e3dc19270eeef0.exe
2408	4e736df4c2f1f5403f0e37a54f7e67f22bf5119f074a28a537e3dc19270eeef0.exe
2408	4e736df4c2f1f5403f0e37a54f7e67f22bf5119f074a28a537e3dc19270eeef0.exe
2392	WerFault.exe
2392	WerFault.exe
2392	WerFault.exe
2392	WerFault.exe
2272	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

Processes:

4e736df4c2f1f5403f0e37a54f7e67f22bf5119f074a28a537e3dc19270eeef0.exe

description	ioc	Process
File opened (read-only)	\??\b:	4e736df4c2f1f5403f0e37a54f7e67f22bf5119f074a28a537e3dc19270eeef0.exe
File opened (read-only)	\??\o:	4e736df4c2f1f5403f0e37a54f7e67f22bf5119f074a28a537e3dc19270eeef0.exe
File opened (read-only)	\??\r:	4e736df4c2f1f5403f0e37a54f7e67f22bf5119f074a28a537e3dc19270eeef0.exe
File opened (read-only)	\??\v:	4e736df4c2f1f5403f0e37a54f7e67f22bf5119f074a28a537e3dc19270eeef0.exe
File opened (read-only)	\??\a:	4e736df4c2f1f5403f0e37a54f7e67f22bf5119f074a28a537e3dc19270eeef0.exe
File opened (read-only)	\??\g:	4e736df4c2f1f5403f0e37a54f7e67f22bf5119f074a28a537e3dc19270eeef0.exe
File opened (read-only)	\??\i:	4e736df4c2f1f5403f0e37a54f7e67f22bf5119f074a28a537e3dc19270eeef0.exe
File opened (read-only)	\??\j:	4e736df4c2f1f5403f0e37a54f7e67f22bf5119f074a28a537e3dc19270eeef0.exe
File opened (read-only)	\??\p:	4e736df4c2f1f5403f0e37a54f7e67f22bf5119f074a28a537e3dc19270eeef0.exe
File opened (read-only)	\??\q:	4e736df4c2f1f5403f0e37a54f7e67f22bf5119f074a28a537e3dc19270eeef0.exe
File opened (read-only)	\??\x:	4e736df4c2f1f5403f0e37a54f7e67f22bf5119f074a28a537e3dc19270eeef0.exe
File opened (read-only)	\??\z:	4e736df4c2f1f5403f0e37a54f7e67f22bf5119f074a28a537e3dc19270eeef0.exe
File opened (read-only)	\??\h:	4e736df4c2f1f5403f0e37a54f7e67f22bf5119f074a28a537e3dc19270eeef0.exe
File opened (read-only)	\??\l:	4e736df4c2f1f5403f0e37a54f7e67f22bf5119f074a28a537e3dc19270eeef0.exe
File opened (read-only)	\??\t:	4e736df4c2f1f5403f0e37a54f7e67f22bf5119f074a28a537e3dc19270eeef0.exe
File opened (read-only)	\??\w:	4e736df4c2f1f5403f0e37a54f7e67f22bf5119f074a28a537e3dc19270eeef0.exe
File opened (read-only)	\??\y:	4e736df4c2f1f5403f0e37a54f7e67f22bf5119f074a28a537e3dc19270eeef0.exe
File opened (read-only)	\??\e:	4e736df4c2f1f5403f0e37a54f7e67f22bf5119f074a28a537e3dc19270eeef0.exe
File opened (read-only)	\??\k:	4e736df4c2f1f5403f0e37a54f7e67f22bf5119f074a28a537e3dc19270eeef0.exe
File opened (read-only)	\??\m:	4e736df4c2f1f5403f0e37a54f7e67f22bf5119f074a28a537e3dc19270eeef0.exe
File opened (read-only)	\??\n:	4e736df4c2f1f5403f0e37a54f7e67f22bf5119f074a28a537e3dc19270eeef0.exe
File opened (read-only)	\??\s:	4e736df4c2f1f5403f0e37a54f7e67f22bf5119f074a28a537e3dc19270eeef0.exe
File opened (read-only)	\??\u:	4e736df4c2f1f5403f0e37a54f7e67f22bf5119f074a28a537e3dc19270eeef0.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.

Processes:

flow	ioc
4	ip-api.com

Suspicious use of SetThreadContext 1 IoCs

Processes:

4e736df4c2f1f5403f0e37a54f7e67f22bf5119f074a28a537e3dc19270eeef0.exe

description	pid	Process	procid_target
PID 2408 set thread context of 2904	2408	4e736df4c2f1f5403f0e37a54f7e67f22bf5119f074a28a537e3dc19270eeef0.exe	34

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

System Information Discovery
T1082

Program crash 1 IoCs

Processes:

WerFault.exe

pid	pid_target	Process	procid_target
2392	2084	WerFault.exe	31

System Location Discovery: System Language Discovery 1 TTPs 8 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

Processes:

schtasks.exe4e736df4c2f1f5403f0e37a54f7e67f22bf5119f074a28a537e3dc19270eeef0.exevnc.exe4e736df4c2f1f5403f0e37a54f7e67f22bf5119f074a28a537e3dc19270eeef0.exewindef.exeschtasks.exeschtasks.exewinsock.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	4e736df4c2f1f5403f0e37a54f7e67f22bf5119f074a28a537e3dc19270eeef0.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vnc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	4e736df4c2f1f5403f0e37a54f7e67f22bf5119f074a28a537e3dc19270eeef0.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
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winsock.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

Processes:

schtasks.exeschtasks.exeschtasks.exe

pid	Process
2740	schtasks.exe
984	schtasks.exe
1896	schtasks.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

4e736df4c2f1f5403f0e37a54f7e67f22bf5119f074a28a537e3dc19270eeef0.exe

pid	Process
2408	4e736df4c2f1f5403f0e37a54f7e67f22bf5119f074a28a537e3dc19270eeef0.exe
2408	4e736df4c2f1f5403f0e37a54f7e67f22bf5119f074a28a537e3dc19270eeef0.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

windef.exewinsock.exe

description	pid	Process
Token: SeDebugPrivilege	2272	windef.exe
Token: SeDebugPrivilege	1728	winsock.exe

Suspicious use of WriteProcessMemory 39 IoCs

Processes:

4e736df4c2f1f5403f0e37a54f7e67f22bf5119f074a28a537e3dc19270eeef0.exevnc.exewindef.exewinsock.exe

description	pid	Process	procid_target
PID 2408 wrote to memory of 2084	2408	4e736df4c2f1f5403f0e37a54f7e67f22bf5119f074a28a537e3dc19270eeef0.exe	31
PID 2408 wrote to memory of 2084	2408	4e736df4c2f1f5403f0e37a54f7e67f22bf5119f074a28a537e3dc19270eeef0.exe	31
PID 2408 wrote to memory of 2084	2408	4e736df4c2f1f5403f0e37a54f7e67f22bf5119f074a28a537e3dc19270eeef0.exe	31
PID 2408 wrote to memory of 2084	2408	4e736df4c2f1f5403f0e37a54f7e67f22bf5119f074a28a537e3dc19270eeef0.exe	31
PID 2084 wrote to memory of 2940	2084	vnc.exe	32
PID 2084 wrote to memory of 2940	2084	vnc.exe	32
PID 2084 wrote to memory of 2940	2084	vnc.exe	32
PID 2084 wrote to memory of 2940	2084	vnc.exe	32
PID 2084 wrote to memory of 2940	2084	vnc.exe	32
PID 2408 wrote to memory of 2272	2408	4e736df4c2f1f5403f0e37a54f7e67f22bf5119f074a28a537e3dc19270eeef0.exe	33
PID 2408 wrote to memory of 2272	2408	4e736df4c2f1f5403f0e37a54f7e67f22bf5119f074a28a537e3dc19270eeef0.exe	33
PID 2408 wrote to memory of 2272	2408	4e736df4c2f1f5403f0e37a54f7e67f22bf5119f074a28a537e3dc19270eeef0.exe	33
PID 2408 wrote to memory of 2272	2408	4e736df4c2f1f5403f0e37a54f7e67f22bf5119f074a28a537e3dc19270eeef0.exe	33
PID 2408 wrote to memory of 2904	2408	4e736df4c2f1f5403f0e37a54f7e67f22bf5119f074a28a537e3dc19270eeef0.exe	34
PID 2408 wrote to memory of 2904	2408	4e736df4c2f1f5403f0e37a54f7e67f22bf5119f074a28a537e3dc19270eeef0.exe	34
PID 2408 wrote to memory of 2904	2408	4e736df4c2f1f5403f0e37a54f7e67f22bf5119f074a28a537e3dc19270eeef0.exe	34
PID 2408 wrote to memory of 2904	2408	4e736df4c2f1f5403f0e37a54f7e67f22bf5119f074a28a537e3dc19270eeef0.exe	34
PID 2408 wrote to memory of 2904	2408	4e736df4c2f1f5403f0e37a54f7e67f22bf5119f074a28a537e3dc19270eeef0.exe	34
PID 2408 wrote to memory of 2904	2408	4e736df4c2f1f5403f0e37a54f7e67f22bf5119f074a28a537e3dc19270eeef0.exe	34
PID 2408 wrote to memory of 2740	2408	4e736df4c2f1f5403f0e37a54f7e67f22bf5119f074a28a537e3dc19270eeef0.exe	35
PID 2408 wrote to memory of 2740	2408	4e736df4c2f1f5403f0e37a54f7e67f22bf5119f074a28a537e3dc19270eeef0.exe	35
PID 2408 wrote to memory of 2740	2408	4e736df4c2f1f5403f0e37a54f7e67f22bf5119f074a28a537e3dc19270eeef0.exe	35
PID 2408 wrote to memory of 2740	2408	4e736df4c2f1f5403f0e37a54f7e67f22bf5119f074a28a537e3dc19270eeef0.exe	35
PID 2084 wrote to memory of 2392	2084	vnc.exe	37
PID 2084 wrote to memory of 2392	2084	vnc.exe	37
PID 2084 wrote to memory of 2392	2084	vnc.exe	37
PID 2084 wrote to memory of 2392	2084	vnc.exe	37
PID 2272 wrote to memory of 984	2272	windef.exe	39
PID 2272 wrote to memory of 984	2272	windef.exe	39
PID 2272 wrote to memory of 984	2272	windef.exe	39
PID 2272 wrote to memory of 984	2272	windef.exe	39
PID 2272 wrote to memory of 1728	2272	windef.exe	41
PID 2272 wrote to memory of 1728	2272	windef.exe	41
PID 2272 wrote to memory of 1728	2272	windef.exe	41
PID 2272 wrote to memory of 1728	2272	windef.exe	41
PID 1728 wrote to memory of 1896	1728	winsock.exe	42
PID 1728 wrote to memory of 1896	1728	winsock.exe	42
PID 1728 wrote to memory of 1896	1728	winsock.exe	42
PID 1728 wrote to memory of 1896	1728	winsock.exe	42

C:\Users\Admin\AppData\Local\Temp\4e736df4c2f1f5403f0e37a54f7e67f22bf5119f074a28a537e3dc19270eeef0.exe
"C:\Users\Admin\AppData\Local\Temp\4e736df4c2f1f5403f0e37a54f7e67f22bf5119f074a28a537e3dc19270eeef0.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:2408
- 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:2084
- - C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k
    3⤵
    PID:2940
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2084 -s 160
    3⤵
    - Loads dropped DLL
    - Program crash
    PID:2392
- 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:2272
- - 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:984
- - 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
    - Suspicious use of WriteProcessMemory
    PID:1728
  - - 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⤵
      System Location Discovery: System Language Discovery
      Scheduled Task/Job: Scheduled Task
      PID:1896
- C:\Users\Admin\AppData\Local\Temp\4e736df4c2f1f5403f0e37a54f7e67f22bf5119f074a28a537e3dc19270eeef0.exe
  "C:\Users\Admin\AppData\Local\Temp\4e736df4c2f1f5403f0e37a54f7e67f22bf5119f074a28a537e3dc19270eeef0.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2904
- 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:2740

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

\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/1728-58-0x0000000000130000-0x000000000018E000-memory.dmp

Filesize
376KB

Download
memory/2272-46-0x00000000008E0000-0x000000000093E000-memory.dmp

Filesize
376KB

Download
memory/2408-42-0x00000000010F0000-0x00000000010F1000-memory.dmp

Filesize
4KB

Download
memory/2904-40-0x0000000000080000-0x00000000000A0000-memory.dmp

Filesize
128KB

Download
memory/2904-36-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/2904-30-0x0000000000080000-0x00000000000A0000-memory.dmp

Filesize
128KB

Download
memory/2904-28-0x0000000000080000-0x00000000000A0000-memory.dmp

Filesize
128KB

Download