azorult | 520428b141c199cae7d324aa0bb07eec16fb7225763e2253259b2313f016376f

General

Target

47276e3f09e9d74b9b3bdc5af14886f0N.exe
Size

2.0MB
MD5

47276e3f09e9d74b9b3bdc5af14886f0
SHA1

84e91771e5c095cb411aaf032492cea3c9f4c2c5
SHA256

520428b141c199cae7d324aa0bb07eec16fb7225763e2253259b2313f016376f
SHA512

881e2ab74ce23acc9d5937e72210e977876366f39cb8c423d7bdee8787bb8e87a4db4a2895ca73739c43f52e64e4ebe8cc051c0a0793b1bbc25d4150e51c544a
SSDEEP

24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKY0:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yi

Score

10^/10

azorult quasar ebayprofiles discovery infostealer spyware trojan

Malware Config

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

Extracted

Family

azorult

C2

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 5 IoCs

Processes:

resource	yara_rule
\Users\Admin\AppData\Local\Temp\windef.exe	family_quasar
behavioral1/memory/2132-46-0x00000000012B0000-0x000000000130E000-memory.dmp	family_quasar
behavioral1/memory/2332-62-0x0000000000390000-0x00000000003EE000-memory.dmp	family_quasar
C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe	family_quasar
behavioral1/memory/332-107-0x0000000001200000-0x000000000125E000-memory.dmp	family_quasar

Executes dropped EXE 4 IoCs

Processes:

vnc.exewindef.exewinsock.exeSystemPropertiesPerformance.exe

pid process

2296 vnc.exe
2132 windef.exe
2332 winsock.exe
2432 SystemPropertiesPerformance.exe

pid	process
2296	vnc.exe
2132	windef.exe
2332	winsock.exe
2432	SystemPropertiesPerformance.exe

Loads dropped DLL 9 IoCs

Processes:

47276e3f09e9d74b9b3bdc5af14886f0N.exewindef.exe

pid	process
2588	47276e3f09e9d74b9b3bdc5af14886f0N.exe
2588	47276e3f09e9d74b9b3bdc5af14886f0N.exe
2588	47276e3f09e9d74b9b3bdc5af14886f0N.exe
2588	47276e3f09e9d74b9b3bdc5af14886f0N.exe
2588	47276e3f09e9d74b9b3bdc5af14886f0N.exe
2588	47276e3f09e9d74b9b3bdc5af14886f0N.exe
2588	47276e3f09e9d74b9b3bdc5af14886f0N.exe
2588	47276e3f09e9d74b9b3bdc5af14886f0N.exe
2132	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:

47276e3f09e9d74b9b3bdc5af14886f0N.exe

description	ioc	process
File opened (read-only)	\??\r:	47276e3f09e9d74b9b3bdc5af14886f0N.exe
File opened (read-only)	\??\z:	47276e3f09e9d74b9b3bdc5af14886f0N.exe
File opened (read-only)	\??\j:	47276e3f09e9d74b9b3bdc5af14886f0N.exe
File opened (read-only)	\??\o:	47276e3f09e9d74b9b3bdc5af14886f0N.exe
File opened (read-only)	\??\q:	47276e3f09e9d74b9b3bdc5af14886f0N.exe
File opened (read-only)	\??\p:	47276e3f09e9d74b9b3bdc5af14886f0N.exe
File opened (read-only)	\??\s:	47276e3f09e9d74b9b3bdc5af14886f0N.exe
File opened (read-only)	\??\y:	47276e3f09e9d74b9b3bdc5af14886f0N.exe
File opened (read-only)	\??\b:	47276e3f09e9d74b9b3bdc5af14886f0N.exe
File opened (read-only)	\??\g:	47276e3f09e9d74b9b3bdc5af14886f0N.exe
File opened (read-only)	\??\k:	47276e3f09e9d74b9b3bdc5af14886f0N.exe
File opened (read-only)	\??\v:	47276e3f09e9d74b9b3bdc5af14886f0N.exe
File opened (read-only)	\??\h:	47276e3f09e9d74b9b3bdc5af14886f0N.exe
File opened (read-only)	\??\i:	47276e3f09e9d74b9b3bdc5af14886f0N.exe
File opened (read-only)	\??\l:	47276e3f09e9d74b9b3bdc5af14886f0N.exe
File opened (read-only)	\??\n:	47276e3f09e9d74b9b3bdc5af14886f0N.exe
File opened (read-only)	\??\t:	47276e3f09e9d74b9b3bdc5af14886f0N.exe
File opened (read-only)	\??\u:	47276e3f09e9d74b9b3bdc5af14886f0N.exe
File opened (read-only)	\??\w:	47276e3f09e9d74b9b3bdc5af14886f0N.exe
File opened (read-only)	\??\x:	47276e3f09e9d74b9b3bdc5af14886f0N.exe
File opened (read-only)	\??\a:	47276e3f09e9d74b9b3bdc5af14886f0N.exe
File opened (read-only)	\??\e:	47276e3f09e9d74b9b3bdc5af14886f0N.exe
File opened (read-only)	\??\m:	47276e3f09e9d74b9b3bdc5af14886f0N.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

5 ip-api.com

flow	ioc
5	ip-api.com

Maps connected drives based on registry 3 TTPs 2 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

svchost.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum	svchost.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	svchost.exe

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

Processes:

resource	yara_rule
C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe	autoit_exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

47276e3f09e9d74b9b3bdc5af14886f0N.exevnc.exe

description	pid	process	target process
PID 2588 set thread context of 2880	2588	47276e3f09e9d74b9b3bdc5af14886f0N.exe	47276e3f09e9d74b9b3bdc5af14886f0N.exe
PID 2296 set thread context of 2808	2296	vnc.exe	svchost.exe

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 target process

2980 1396 WerFault.exe vnc.exe

pid	pid_target	process	target process
2980	1396	WerFault.exe	vnc.exe

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

Processes:

schtasks.exewinsock.exe47276e3f09e9d74b9b3bdc5af14886f0N.exevnc.exe47276e3f09e9d74b9b3bdc5af14886f0N.exewindef.exeschtasks.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winsock.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	47276e3f09e9d74b9b3bdc5af14886f0N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vnc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	47276e3f09e9d74b9b3bdc5af14886f0N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	windef.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

Processes:

schtasks.exeschtasks.exeschtasks.exeschtasks.exe

pid process

2824 schtasks.exe
2752 schtasks.exe
1844 schtasks.exe
916 schtasks.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

47276e3f09e9d74b9b3bdc5af14886f0N.exe

pid process

2588 47276e3f09e9d74b9b3bdc5af14886f0N.exe
2588 47276e3f09e9d74b9b3bdc5af14886f0N.exe
Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

vnc.exe

pid process

2296 vnc.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

windef.exe

description pid process

Token: SeDebugPrivilege 2132 windef.exe

pid	process
2824	schtasks.exe
2752	schtasks.exe
1844	schtasks.exe
916	schtasks.exe

pid	process
2296	vnc.exe

description	pid	process
Token: SeDebugPrivilege	2132	windef.exe

Suspicious use of WriteProcessMemory 37 IoCs

Processes:

47276e3f09e9d74b9b3bdc5af14886f0N.exevnc.exewindef.exetaskeng.exe

description	pid	process	target process
PID 2588 wrote to memory of 2296	2588	47276e3f09e9d74b9b3bdc5af14886f0N.exe	vnc.exe
PID 2588 wrote to memory of 2296	2588	47276e3f09e9d74b9b3bdc5af14886f0N.exe	vnc.exe
PID 2588 wrote to memory of 2296	2588	47276e3f09e9d74b9b3bdc5af14886f0N.exe	vnc.exe
PID 2588 wrote to memory of 2296	2588	47276e3f09e9d74b9b3bdc5af14886f0N.exe	vnc.exe
PID 2296 wrote to memory of 2808	2296	vnc.exe	svchost.exe
PID 2296 wrote to memory of 2808	2296	vnc.exe	svchost.exe
PID 2296 wrote to memory of 2808	2296	vnc.exe	svchost.exe
PID 2296 wrote to memory of 2808	2296	vnc.exe	svchost.exe
PID 2588 wrote to memory of 2132	2588	47276e3f09e9d74b9b3bdc5af14886f0N.exe	windef.exe
PID 2588 wrote to memory of 2132	2588	47276e3f09e9d74b9b3bdc5af14886f0N.exe	windef.exe
PID 2588 wrote to memory of 2132	2588	47276e3f09e9d74b9b3bdc5af14886f0N.exe	windef.exe
PID 2588 wrote to memory of 2132	2588	47276e3f09e9d74b9b3bdc5af14886f0N.exe	windef.exe
PID 2296 wrote to memory of 2808	2296	vnc.exe	svchost.exe
PID 2588 wrote to memory of 2880	2588	47276e3f09e9d74b9b3bdc5af14886f0N.exe	47276e3f09e9d74b9b3bdc5af14886f0N.exe
PID 2588 wrote to memory of 2880	2588	47276e3f09e9d74b9b3bdc5af14886f0N.exe	47276e3f09e9d74b9b3bdc5af14886f0N.exe
PID 2588 wrote to memory of 2880	2588	47276e3f09e9d74b9b3bdc5af14886f0N.exe	47276e3f09e9d74b9b3bdc5af14886f0N.exe
PID 2588 wrote to memory of 2880	2588	47276e3f09e9d74b9b3bdc5af14886f0N.exe	47276e3f09e9d74b9b3bdc5af14886f0N.exe
PID 2588 wrote to memory of 2880	2588	47276e3f09e9d74b9b3bdc5af14886f0N.exe	47276e3f09e9d74b9b3bdc5af14886f0N.exe
PID 2588 wrote to memory of 2880	2588	47276e3f09e9d74b9b3bdc5af14886f0N.exe	47276e3f09e9d74b9b3bdc5af14886f0N.exe
PID 2588 wrote to memory of 2824	2588	47276e3f09e9d74b9b3bdc5af14886f0N.exe	schtasks.exe
PID 2588 wrote to memory of 2824	2588	47276e3f09e9d74b9b3bdc5af14886f0N.exe	schtasks.exe
PID 2588 wrote to memory of 2824	2588	47276e3f09e9d74b9b3bdc5af14886f0N.exe	schtasks.exe
PID 2588 wrote to memory of 2824	2588	47276e3f09e9d74b9b3bdc5af14886f0N.exe	schtasks.exe
PID 2296 wrote to memory of 2808	2296	vnc.exe	svchost.exe
PID 2296 wrote to memory of 2808	2296	vnc.exe	svchost.exe
PID 2132 wrote to memory of 2752	2132	windef.exe	schtasks.exe
PID 2132 wrote to memory of 2752	2132	windef.exe	schtasks.exe
PID 2132 wrote to memory of 2752	2132	windef.exe	schtasks.exe
PID 2132 wrote to memory of 2752	2132	windef.exe	schtasks.exe
PID 2132 wrote to memory of 2332	2132	windef.exe	winsock.exe
PID 2132 wrote to memory of 2332	2132	windef.exe	winsock.exe
PID 2132 wrote to memory of 2332	2132	windef.exe	winsock.exe
PID 2132 wrote to memory of 2332	2132	windef.exe	winsock.exe
PID 1548 wrote to memory of 2432	1548	taskeng.exe	SystemPropertiesPerformance.exe
PID 1548 wrote to memory of 2432	1548	taskeng.exe	SystemPropertiesPerformance.exe
PID 1548 wrote to memory of 2432	1548	taskeng.exe	SystemPropertiesPerformance.exe
PID 1548 wrote to memory of 2432	1548	taskeng.exe	SystemPropertiesPerformance.exe

C:\Users\Admin\AppData\Local\Temp\47276e3f09e9d74b9b3bdc5af14886f0N.exe
"C:\Users\Admin\AppData\Local\Temp\47276e3f09e9d74b9b3bdc5af14886f0N.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:2588

C:\Users\Admin\AppData\Local\Temp\vnc.exe
"C:\Users\Admin\AppData\Local\Temp\vnc.exe"
2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2296

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k
3⤵
- Maps connected drives based on registry
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:2132

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:2752

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:2332

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:1844

C:\Users\Admin\AppData\Local\Temp\47276e3f09e9d74b9b3bdc5af14886f0N.exe
"C:\Users\Admin\AppData\Local\Temp\47276e3f09e9d74b9b3bdc5af14886f0N.exe"
2⤵
- System Location Discovery: System Language Discovery
PID:2880

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:2824

C:\Windows\system32\taskeng.exe
taskeng.exe {5172059E-34D2-4933-AA25-91C8B6D07C4F} S-1-5-21-2958949473-3205530200-1453100116-1000:WHMFPZKA\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:1548

C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
2⤵
- Executes dropped EXE
PID:2432

C:\Users\Admin\AppData\Local\Temp\vnc.exe
"C:\Users\Admin\AppData\Local\Temp\vnc.exe"
3⤵
PID:1396

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k
4⤵
PID:1136

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1396 -s 160
4⤵
- Program crash
PID:2980

C:\Users\Admin\AppData\Local\Temp\windef.exe
"C:\Users\Admin\AppData\Local\Temp\windef.exe"
3⤵
PID:332

C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
"C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"
3⤵
PID:2368

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:916

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

System Information Discovery

3

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
2.0MB

MD5
2c56c1aa539f19005f2be644ed228db2

SHA1
14e9061e0dabc23bfcc3c70e71989c88de619082

SHA256
f9af20b239d1f23dc405423f9906da7e247b33b0df6070a8eb7e2bb6f8ae54fb

SHA512
05b48e9eadb580af62e9da58c03fc5a81f2a295c5e55b6bbcb53e91c208cd655507d762c68ac23ded7893a156d533b5736845882f1efca6b701621b16624e168

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/332-107-0x0000000001200000-0x000000000125E000-memory.dmp

Filesize
376KB

Download
memory/2132-46-0x00000000012B0000-0x000000000130E000-memory.dmp

Filesize
376KB

Download
memory/2332-62-0x0000000000390000-0x00000000003EE000-memory.dmp

Filesize
376KB

Download
memory/2368-102-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/2588-30-0x0000000000120000-0x0000000000121000-memory.dmp

Filesize
4KB

Download
memory/2808-49-0x000007FFFFFD3000-0x000007FFFFFD4000-memory.dmp

Filesize
4KB

Download
memory/2808-47-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2808-50-0x00000000003F0000-0x000000000048C000-memory.dmp

Filesize
624KB

Download
memory/2808-54-0x00000000003F0000-0x000000000048C000-memory.dmp

Filesize
624KB

Download
memory/2880-43-0x0000000000080000-0x00000000000A0000-memory.dmp

Filesize
128KB

Download
memory/2880-31-0x0000000000080000-0x00000000000A0000-memory.dmp

Filesize
128KB

Download
memory/2880-33-0x0000000000080000-0x00000000000A0000-memory.dmp

Filesize
128KB

Download
memory/2880-39-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads