azorult | a3b6559f069073c87c7577e2c4b57580ebcb1139cf5a0c0e0e3e79894b228a5b

Analysis

max time kernel
3s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
07-12-2024 01:29

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General

Target

a3b6559f069073c87c7577e2c4b57580ebcb1139cf5a0c0e0e3e79894b228a5b.exe
Size

2.0MB
MD5

be0b192f83808a302ed9a8e374879076
SHA1

e7b6a24f39961bc9f29836c88029c11aedc9d124
SHA256

a3b6559f069073c87c7577e2c4b57580ebcb1139cf5a0c0e0e3e79894b228a5b
SHA512

f97644932e62803af20aa3636f1c50ede644a839becdca7cafdda29162be677fce52c60b3f3e05dbfcb9a6d29de3fb49c85bbd5894fb18141c724bfea631d847
SSDEEP

24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYr:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9YN

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

resource	yara_rule
behavioral1/files/0x00080000000175f1-17.dat	family_quasar
behavioral1/memory/3048-45-0x0000000000D40000-0x0000000000D9E000-memory.dmp	family_quasar
behavioral1/memory/1716-57-0x0000000000B90000-0x0000000000BEE000-memory.dmp	family_quasar

Executes dropped EXE 3 IoCs

pid	Process
3008	vnc.exe
3048	windef.exe
1716	winsock.exe

Loads dropped DLL 13 IoCs

pid	Process
2936	a3b6559f069073c87c7577e2c4b57580ebcb1139cf5a0c0e0e3e79894b228a5b.exe
2936	a3b6559f069073c87c7577e2c4b57580ebcb1139cf5a0c0e0e3e79894b228a5b.exe
2936	a3b6559f069073c87c7577e2c4b57580ebcb1139cf5a0c0e0e3e79894b228a5b.exe
2936	a3b6559f069073c87c7577e2c4b57580ebcb1139cf5a0c0e0e3e79894b228a5b.exe
2936	a3b6559f069073c87c7577e2c4b57580ebcb1139cf5a0c0e0e3e79894b228a5b.exe
2936	a3b6559f069073c87c7577e2c4b57580ebcb1139cf5a0c0e0e3e79894b228a5b.exe
2936	a3b6559f069073c87c7577e2c4b57580ebcb1139cf5a0c0e0e3e79894b228a5b.exe
2936	a3b6559f069073c87c7577e2c4b57580ebcb1139cf5a0c0e0e3e79894b228a5b.exe
2808	WerFault.exe
2808	WerFault.exe
2808	WerFault.exe
2808	WerFault.exe
3048	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:	a3b6559f069073c87c7577e2c4b57580ebcb1139cf5a0c0e0e3e79894b228a5b.exe
File opened (read-only)	\??\w:	a3b6559f069073c87c7577e2c4b57580ebcb1139cf5a0c0e0e3e79894b228a5b.exe
File opened (read-only)	\??\x:	a3b6559f069073c87c7577e2c4b57580ebcb1139cf5a0c0e0e3e79894b228a5b.exe
File opened (read-only)	\??\i:	a3b6559f069073c87c7577e2c4b57580ebcb1139cf5a0c0e0e3e79894b228a5b.exe
File opened (read-only)	\??\t:	a3b6559f069073c87c7577e2c4b57580ebcb1139cf5a0c0e0e3e79894b228a5b.exe
File opened (read-only)	\??\m:	a3b6559f069073c87c7577e2c4b57580ebcb1139cf5a0c0e0e3e79894b228a5b.exe
File opened (read-only)	\??\o:	a3b6559f069073c87c7577e2c4b57580ebcb1139cf5a0c0e0e3e79894b228a5b.exe
File opened (read-only)	\??\p:	a3b6559f069073c87c7577e2c4b57580ebcb1139cf5a0c0e0e3e79894b228a5b.exe
File opened (read-only)	\??\v:	a3b6559f069073c87c7577e2c4b57580ebcb1139cf5a0c0e0e3e79894b228a5b.exe
File opened (read-only)	\??\g:	a3b6559f069073c87c7577e2c4b57580ebcb1139cf5a0c0e0e3e79894b228a5b.exe
File opened (read-only)	\??\k:	a3b6559f069073c87c7577e2c4b57580ebcb1139cf5a0c0e0e3e79894b228a5b.exe
File opened (read-only)	\??\h:	a3b6559f069073c87c7577e2c4b57580ebcb1139cf5a0c0e0e3e79894b228a5b.exe
File opened (read-only)	\??\j:	a3b6559f069073c87c7577e2c4b57580ebcb1139cf5a0c0e0e3e79894b228a5b.exe
File opened (read-only)	\??\q:	a3b6559f069073c87c7577e2c4b57580ebcb1139cf5a0c0e0e3e79894b228a5b.exe
File opened (read-only)	\??\y:	a3b6559f069073c87c7577e2c4b57580ebcb1139cf5a0c0e0e3e79894b228a5b.exe
File opened (read-only)	\??\a:	a3b6559f069073c87c7577e2c4b57580ebcb1139cf5a0c0e0e3e79894b228a5b.exe
File opened (read-only)	\??\e:	a3b6559f069073c87c7577e2c4b57580ebcb1139cf5a0c0e0e3e79894b228a5b.exe
File opened (read-only)	\??\n:	a3b6559f069073c87c7577e2c4b57580ebcb1139cf5a0c0e0e3e79894b228a5b.exe
File opened (read-only)	\??\r:	a3b6559f069073c87c7577e2c4b57580ebcb1139cf5a0c0e0e3e79894b228a5b.exe
File opened (read-only)	\??\s:	a3b6559f069073c87c7577e2c4b57580ebcb1139cf5a0c0e0e3e79894b228a5b.exe
File opened (read-only)	\??\z:	a3b6559f069073c87c7577e2c4b57580ebcb1139cf5a0c0e0e3e79894b228a5b.exe
File opened (read-only)	\??\b:	a3b6559f069073c87c7577e2c4b57580ebcb1139cf5a0c0e0e3e79894b228a5b.exe
File opened (read-only)	\??\l:	a3b6559f069073c87c7577e2c4b57580ebcb1139cf5a0c0e0e3e79894b228a5b.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
4	ip-api.com

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2936 set thread context of 2744	2936	a3b6559f069073c87c7577e2c4b57580ebcb1139cf5a0c0e0e3e79894b228a5b.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
2808	3008	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	a3b6559f069073c87c7577e2c4b57580ebcb1139cf5a0c0e0e3e79894b228a5b.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vnc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a3b6559f069073c87c7577e2c4b57580ebcb1139cf5a0c0e0e3e79894b228a5b.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

pid	Process
1724	schtasks.exe
2356	schtasks.exe
2760	schtasks.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2936	a3b6559f069073c87c7577e2c4b57580ebcb1139cf5a0c0e0e3e79894b228a5b.exe
2936	a3b6559f069073c87c7577e2c4b57580ebcb1139cf5a0c0e0e3e79894b228a5b.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3048	windef.exe

Suspicious use of WriteProcessMemory 35 IoCs

description	pid	Process	procid_target
PID 2936 wrote to memory of 3008	2936	a3b6559f069073c87c7577e2c4b57580ebcb1139cf5a0c0e0e3e79894b228a5b.exe	30
PID 2936 wrote to memory of 3008	2936	a3b6559f069073c87c7577e2c4b57580ebcb1139cf5a0c0e0e3e79894b228a5b.exe	30
PID 2936 wrote to memory of 3008	2936	a3b6559f069073c87c7577e2c4b57580ebcb1139cf5a0c0e0e3e79894b228a5b.exe	30
PID 2936 wrote to memory of 3008	2936	a3b6559f069073c87c7577e2c4b57580ebcb1139cf5a0c0e0e3e79894b228a5b.exe	30
PID 2936 wrote to memory of 3048	2936	a3b6559f069073c87c7577e2c4b57580ebcb1139cf5a0c0e0e3e79894b228a5b.exe	31
PID 2936 wrote to memory of 3048	2936	a3b6559f069073c87c7577e2c4b57580ebcb1139cf5a0c0e0e3e79894b228a5b.exe	31
PID 2936 wrote to memory of 3048	2936	a3b6559f069073c87c7577e2c4b57580ebcb1139cf5a0c0e0e3e79894b228a5b.exe	31
PID 2936 wrote to memory of 3048	2936	a3b6559f069073c87c7577e2c4b57580ebcb1139cf5a0c0e0e3e79894b228a5b.exe	31
PID 2936 wrote to memory of 2744	2936	a3b6559f069073c87c7577e2c4b57580ebcb1139cf5a0c0e0e3e79894b228a5b.exe	33
PID 2936 wrote to memory of 2744	2936	a3b6559f069073c87c7577e2c4b57580ebcb1139cf5a0c0e0e3e79894b228a5b.exe	33
PID 2936 wrote to memory of 2744	2936	a3b6559f069073c87c7577e2c4b57580ebcb1139cf5a0c0e0e3e79894b228a5b.exe	33
PID 2936 wrote to memory of 2744	2936	a3b6559f069073c87c7577e2c4b57580ebcb1139cf5a0c0e0e3e79894b228a5b.exe	33
PID 2936 wrote to memory of 2744	2936	a3b6559f069073c87c7577e2c4b57580ebcb1139cf5a0c0e0e3e79894b228a5b.exe	33
PID 2936 wrote to memory of 2744	2936	a3b6559f069073c87c7577e2c4b57580ebcb1139cf5a0c0e0e3e79894b228a5b.exe	33
PID 2936 wrote to memory of 2760	2936	a3b6559f069073c87c7577e2c4b57580ebcb1139cf5a0c0e0e3e79894b228a5b.exe	34
PID 2936 wrote to memory of 2760	2936	a3b6559f069073c87c7577e2c4b57580ebcb1139cf5a0c0e0e3e79894b228a5b.exe	34
PID 2936 wrote to memory of 2760	2936	a3b6559f069073c87c7577e2c4b57580ebcb1139cf5a0c0e0e3e79894b228a5b.exe	34
PID 2936 wrote to memory of 2760	2936	a3b6559f069073c87c7577e2c4b57580ebcb1139cf5a0c0e0e3e79894b228a5b.exe	34
PID 3008 wrote to memory of 2312	3008	vnc.exe	32
PID 3008 wrote to memory of 2312	3008	vnc.exe	32
PID 3008 wrote to memory of 2312	3008	vnc.exe	32
PID 3008 wrote to memory of 2312	3008	vnc.exe	32
PID 3008 wrote to memory of 2312	3008	vnc.exe	32
PID 3008 wrote to memory of 2808	3008	vnc.exe	36
PID 3008 wrote to memory of 2808	3008	vnc.exe	36
PID 3008 wrote to memory of 2808	3008	vnc.exe	36
PID 3008 wrote to memory of 2808	3008	vnc.exe	36
PID 3048 wrote to memory of 1724	3048	windef.exe	38
PID 3048 wrote to memory of 1724	3048	windef.exe	38
PID 3048 wrote to memory of 1724	3048	windef.exe	38
PID 3048 wrote to memory of 1724	3048	windef.exe	38
PID 3048 wrote to memory of 1716	3048	windef.exe	40
PID 3048 wrote to memory of 1716	3048	windef.exe	40
PID 3048 wrote to memory of 1716	3048	windef.exe	40
PID 3048 wrote to memory of 1716	3048	windef.exe	40

C:\Users\Admin\AppData\Local\Temp\a3b6559f069073c87c7577e2c4b57580ebcb1139cf5a0c0e0e3e79894b228a5b.exe
"C:\Users\Admin\AppData\Local\Temp\a3b6559f069073c87c7577e2c4b57580ebcb1139cf5a0c0e0e3e79894b228a5b.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:2936
- 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:3008
- - C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k
    3⤵
    PID:2312
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3008 -s 160
    3⤵
    - Loads dropped DLL
    - Program crash
    PID:2808
- 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:3048
- - 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:1724
- - 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:1716
  - - 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:2356
- C:\Users\Admin\AppData\Local\Temp\a3b6559f069073c87c7577e2c4b57580ebcb1139cf5a0c0e0e3e79894b228a5b.exe
  "C:\Users\Admin\AppData\Local\Temp\a3b6559f069073c87c7577e2c4b57580ebcb1139cf5a0c0e0e3e79894b228a5b.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2744
- 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:2760

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/1716-57-0x0000000000B90000-0x0000000000BEE000-memory.dmp

Filesize
376KB

Download
memory/2744-38-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/2744-42-0x00000000000C0000-0x00000000000E0000-memory.dmp

Filesize
128KB

Download
memory/2744-32-0x00000000000C0000-0x00000000000E0000-memory.dmp

Filesize
128KB

Download
memory/2744-31-0x00000000000C0000-0x00000000000E0000-memory.dmp

Filesize
128KB

Download
memory/2936-30-0x0000000002B50000-0x0000000002B51000-memory.dmp

Filesize
4KB

Download
memory/3048-45-0x0000000000D40000-0x0000000000D9E000-memory.dmp

Filesize
376KB

Download