azorult | 7b2902885fb977a2dc659b1db9f5fb4b49646a547e354df219e71c3dfd16810e

Reason

Machine shutdown

General

Target

c31f4142a43ea6ae5289c92582130fa0N.exe
Size

2.0MB
MD5

c31f4142a43ea6ae5289c92582130fa0
SHA1

373921bc6f4ef367a12bf70c168445591095bbc4
SHA256

7b2902885fb977a2dc659b1db9f5fb4b49646a547e354df219e71c3dfd16810e
SHA512

5536dcd05aa83c6766d774a84127526892b9216fcbea7a22ba60f3628ff713ef362051abb0f88f8f87a46243a3bff899e8ead0a9749d266e8b3e17d92563eb5a
SSDEEP

24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYd:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Y3

Score

10^/10

azorult quasar ebayprofiles discovery infostealer spyware trojan

Malware Config

Extracted

Family

azorult

C2

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

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

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 2 IoCs

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\windef.exe	family_quasar
behavioral2/memory/928-31-0x0000000000CB0000-0x0000000000D0E000-memory.dmp	family_quasar

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

c31f4142a43ea6ae5289c92582130fa0N.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\Control Panel\International\Geo\Nation	c31f4142a43ea6ae5289c92582130fa0N.exe

Executes dropped EXE 2 IoCs

Processes:

vnc.exewindef.exe

pid process

2764 vnc.exe
928 windef.exe

pid	process
2764	vnc.exe
928	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:

c31f4142a43ea6ae5289c92582130fa0N.exe

description	ioc	process
File opened (read-only)	\??\a:	c31f4142a43ea6ae5289c92582130fa0N.exe
File opened (read-only)	\??\h:	c31f4142a43ea6ae5289c92582130fa0N.exe
File opened (read-only)	\??\j:	c31f4142a43ea6ae5289c92582130fa0N.exe
File opened (read-only)	\??\p:	c31f4142a43ea6ae5289c92582130fa0N.exe
File opened (read-only)	\??\r:	c31f4142a43ea6ae5289c92582130fa0N.exe
File opened (read-only)	\??\e:	c31f4142a43ea6ae5289c92582130fa0N.exe
File opened (read-only)	\??\o:	c31f4142a43ea6ae5289c92582130fa0N.exe
File opened (read-only)	\??\u:	c31f4142a43ea6ae5289c92582130fa0N.exe
File opened (read-only)	\??\x:	c31f4142a43ea6ae5289c92582130fa0N.exe
File opened (read-only)	\??\b:	c31f4142a43ea6ae5289c92582130fa0N.exe
File opened (read-only)	\??\g:	c31f4142a43ea6ae5289c92582130fa0N.exe
File opened (read-only)	\??\k:	c31f4142a43ea6ae5289c92582130fa0N.exe
File opened (read-only)	\??\n:	c31f4142a43ea6ae5289c92582130fa0N.exe
File opened (read-only)	\??\q:	c31f4142a43ea6ae5289c92582130fa0N.exe
File opened (read-only)	\??\s:	c31f4142a43ea6ae5289c92582130fa0N.exe
File opened (read-only)	\??\t:	c31f4142a43ea6ae5289c92582130fa0N.exe
File opened (read-only)	\??\w:	c31f4142a43ea6ae5289c92582130fa0N.exe
File opened (read-only)	\??\y:	c31f4142a43ea6ae5289c92582130fa0N.exe
File opened (read-only)	\??\i:	c31f4142a43ea6ae5289c92582130fa0N.exe
File opened (read-only)	\??\l:	c31f4142a43ea6ae5289c92582130fa0N.exe
File opened (read-only)	\??\m:	c31f4142a43ea6ae5289c92582130fa0N.exe
File opened (read-only)	\??\v:	c31f4142a43ea6ae5289c92582130fa0N.exe
File opened (read-only)	\??\z:	c31f4142a43ea6ae5289c92582130fa0N.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

12 ip-api.com
Suspicious use of SetThreadContext 1 IoCs

Processes:

c31f4142a43ea6ae5289c92582130fa0N.exe

description pid process target process

PID 400 set thread context of 1296 400 c31f4142a43ea6ae5289c92582130fa0N.exe c31f4142a43ea6ae5289c92582130fa0N.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Program crash 2 IoCs

Processes:

WerFault.exeWerFault.exe

pid pid_target process target process

2000 2764 WerFault.exe vnc.exe
1468 1360 WerFault.exe winsock.exe

flow	ioc
12	ip-api.com

description	pid	process	target process
PID 400 set thread context of 1296	400	c31f4142a43ea6ae5289c92582130fa0N.exe	c31f4142a43ea6ae5289c92582130fa0N.exe

pid	pid_target	process	target process
2000	2764	WerFault.exe	vnc.exe
1468	1360	WerFault.exe	winsock.exe

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

Processes:

c31f4142a43ea6ae5289c92582130fa0N.exevnc.exewindef.exec31f4142a43ea6ae5289c92582130fa0N.exeschtasks.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c31f4142a43ea6ae5289c92582130fa0N.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	c31f4142a43ea6ae5289c92582130fa0N.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

Processes:

PING.EXE

pid process

4072 PING.EXE
Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

4072 PING.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

3332 schtasks.exe
4920 schtasks.exe
1648 schtasks.exe

pid	process
4072	PING.EXE

pid	process
4072	PING.EXE

pid	process
3332	schtasks.exe
4920	schtasks.exe
1648	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

c31f4142a43ea6ae5289c92582130fa0N.exe

pid	process
400	c31f4142a43ea6ae5289c92582130fa0N.exe
400	c31f4142a43ea6ae5289c92582130fa0N.exe
400	c31f4142a43ea6ae5289c92582130fa0N.exe
400	c31f4142a43ea6ae5289c92582130fa0N.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

windef.exe

description pid process

Token: SeDebugPrivilege 928 windef.exe

description	pid	process
Token: SeDebugPrivilege	928	windef.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

c31f4142a43ea6ae5289c92582130fa0N.exevnc.exe

description	pid	process	target process
PID 400 wrote to memory of 2764	400	c31f4142a43ea6ae5289c92582130fa0N.exe	vnc.exe
PID 400 wrote to memory of 2764	400	c31f4142a43ea6ae5289c92582130fa0N.exe	vnc.exe
PID 400 wrote to memory of 2764	400	c31f4142a43ea6ae5289c92582130fa0N.exe	vnc.exe
PID 2764 wrote to memory of 4556	2764	vnc.exe	svchost.exe
PID 2764 wrote to memory of 4556	2764	vnc.exe	svchost.exe
PID 400 wrote to memory of 928	400	c31f4142a43ea6ae5289c92582130fa0N.exe	windef.exe
PID 400 wrote to memory of 928	400	c31f4142a43ea6ae5289c92582130fa0N.exe	windef.exe
PID 400 wrote to memory of 928	400	c31f4142a43ea6ae5289c92582130fa0N.exe	windef.exe
PID 2764 wrote to memory of 4556	2764	vnc.exe	svchost.exe
PID 400 wrote to memory of 1296	400	c31f4142a43ea6ae5289c92582130fa0N.exe	c31f4142a43ea6ae5289c92582130fa0N.exe
PID 400 wrote to memory of 1296	400	c31f4142a43ea6ae5289c92582130fa0N.exe	c31f4142a43ea6ae5289c92582130fa0N.exe
PID 400 wrote to memory of 1296	400	c31f4142a43ea6ae5289c92582130fa0N.exe	c31f4142a43ea6ae5289c92582130fa0N.exe
PID 400 wrote to memory of 1296	400	c31f4142a43ea6ae5289c92582130fa0N.exe	c31f4142a43ea6ae5289c92582130fa0N.exe
PID 400 wrote to memory of 1296	400	c31f4142a43ea6ae5289c92582130fa0N.exe	c31f4142a43ea6ae5289c92582130fa0N.exe
PID 400 wrote to memory of 1648	400	c31f4142a43ea6ae5289c92582130fa0N.exe	schtasks.exe
PID 400 wrote to memory of 1648	400	c31f4142a43ea6ae5289c92582130fa0N.exe	schtasks.exe
PID 400 wrote to memory of 1648	400	c31f4142a43ea6ae5289c92582130fa0N.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\c31f4142a43ea6ae5289c92582130fa0N.exe
"C:\Users\Admin\AppData\Local\Temp\c31f4142a43ea6ae5289c92582130fa0N.exe"
1⤵
- Checks computer location settings
- Enumerates connected drives
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:400

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:2764

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k
3⤵
PID:4556

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2764 -s 556
3⤵
- Program crash
PID:2000

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
- Suspicious use of AdjustPrivilegeToken
PID:928

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:3332

C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
"C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
3⤵
PID:1360

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:4920

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\vbgR3TbO1RPt.bat" "
4⤵
PID:4332

C:\Windows\SysWOW64\chcp.com
chcp 65001
5⤵
PID:1672

C:\Windows\SysWOW64\PING.EXE
ping -n 10 localhost
5⤵
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:4072

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1360 -s 2220
4⤵
- Program crash
PID:1468

C:\Users\Admin\AppData\Local\Temp\c31f4142a43ea6ae5289c92582130fa0N.exe
"C:\Users\Admin\AppData\Local\Temp\c31f4142a43ea6ae5289c92582130fa0N.exe"
2⤵
- System Location Discovery: System Language Discovery
PID:1296

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:1648

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2764 -ip 2764
1⤵
PID:2032

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 1360 -ip 1360
1⤵
PID:3928

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\vbgR3TbO1RPt.bat

Filesize
208B

MD5
431a53db0d8e7d29f7c658fd613ea08b

SHA1
652a2324e767ac558b31d450412c3d94b05f3d5a

SHA256
cb3e21bbb9cdd75c7ab640447dd1b02fa64e8f284d539ece83c58f5090f183ac

SHA512
39d7c13a41a5bab4b5fcb62ff09dfc3d85da3d98b84efdcd7d8c5e18970c8843c18c6a721960b1347b1947cbfd01baac6b6d41216a8db78ff89ec13fbac5a95b

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

Filesize
405KB

MD5
b8ba87ee4c3fc085a2fed0d839aadce1

SHA1
b3a2e3256406330e8b1779199bb2b9865122d766

SHA256
4e8a99cd33c9e5c747a3ce8f1a3e17824846f4a8f7cb0631aebd0815db2ce3a4

SHA512
7a775a12cd5bcd182d64be0d31f800b456ca6d1b531189cea9c72e1940871cfe92ccd005938f67bfa4784ae44c54b3a7ea29a5bb59766e98c78bf53b680f2ab2

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

Filesize
349KB

MD5
b4a202e03d4135484d0e730173abcc72

SHA1
01b30014545ea526c15a60931d676f9392ea0c70

SHA256
7050608d53f80269df951d00883ed79815c060ce7678a76b5c3f6a2a985beea9

SHA512
632a035a3b722ea29b02aad1f0da3df5bdc38abc7e6617223790955c6c0830f1070b528680416d5c63ea5e846074cdad87f06c21c35a77b1ccc4edc089d8b1fb

Download Submit
memory/400-19-0x0000000001640000-0x0000000001641000-memory.dmp

Filesize
4KB

Download
memory/928-35-0x0000000006440000-0x0000000006452000-memory.dmp

Filesize
72KB

Download
memory/928-31-0x0000000000CB0000-0x0000000000D0E000-memory.dmp

Filesize
376KB

Download
memory/928-32-0x0000000005C70000-0x0000000006214000-memory.dmp

Filesize
5.6MB

Download
memory/928-33-0x0000000005760000-0x00000000057F2000-memory.dmp

Filesize
584KB

Download
memory/928-34-0x0000000005800000-0x0000000005866000-memory.dmp

Filesize
408KB

Download
memory/928-36-0x0000000006980000-0x00000000069BC000-memory.dmp

Filesize
240KB

Download
memory/1296-28-0x0000000000C30000-0x0000000000C50000-memory.dmp

Filesize
128KB

Download
memory/1296-20-0x0000000000C30000-0x0000000000C50000-memory.dmp

Filesize
128KB

Download
memory/1360-44-0x00000000065E0000-0x00000000065EA000-memory.dmp

Filesize
40KB

Download

Analysis

Sharing

Errors

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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