azorult | 43938a4a196d7d19aea149990dcabe9862775dae0db208e47b7540e606b05535

General

Target

43938a4a196d7d19aea149990dcabe9862775dae0db208e47b7540e606b05535.exe
Size

2.0MB
MD5

dc65386caaae3e0ca50393c3163ed4cd
SHA1

b03d9b31429a5ea59fc48d582b05daa515353c7a
SHA256

43938a4a196d7d19aea149990dcabe9862775dae0db208e47b7540e606b05535
SHA512

f90c267ddb15786677a14b5149da17c1ca372cdd01da27ff408957c2ecbfd1291c20b98bc873dee23ee6224375ed20b4780cf84a767f089ce11c6d54cd753158
SSDEEP

24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKY/:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Y5

Score

10^/10

azorult quasar ebayprofiles 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 4 IoCs

Processes:

resource	yara_rule
\Users\Admin\AppData\Local\Temp\windef.exe	family_quasar
behavioral1/memory/2076-35-0x00000000013E0000-0x000000000143E000-memory.dmp	family_quasar
behavioral1/memory/2864-60-0x00000000001E0000-0x000000000023E000-memory.dmp	family_quasar
C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe	family_quasar

Detects Windows executables referencing non-Windows User-Agents 4 IoCs

Processes:

resource	yara_rule
\Users\Admin\AppData\Local\Temp\windef.exe	INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA
behavioral1/memory/2076-35-0x00000000013E0000-0x000000000143E000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA
behavioral1/memory/2864-60-0x00000000001E0000-0x000000000023E000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA
C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe	INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA

Detects executables containing common artifacts observed in infostealers 4 IoCs

Processes:

resource	yara_rule
\Users\Admin\AppData\Local\Temp\windef.exe	INDICATOR_SUSPICIOUS_GENInfoStealer
behavioral1/memory/2076-35-0x00000000013E0000-0x000000000143E000-memory.dmp	INDICATOR_SUSPICIOUS_GENInfoStealer
behavioral1/memory/2864-60-0x00000000001E0000-0x000000000023E000-memory.dmp	INDICATOR_SUSPICIOUS_GENInfoStealer
C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe	INDICATOR_SUSPICIOUS_GENInfoStealer

Executes dropped EXE 2 IoCs

Processes:

vnc.exewindef.exe

pid process

2956 vnc.exe
2076 windef.exe

pid	process
2956	vnc.exe
2076	windef.exe

Loads dropped DLL 12 IoCs

Processes:

43938a4a196d7d19aea149990dcabe9862775dae0db208e47b7540e606b05535.exeWerFault.exe

pid	process
2940	43938a4a196d7d19aea149990dcabe9862775dae0db208e47b7540e606b05535.exe
2940	43938a4a196d7d19aea149990dcabe9862775dae0db208e47b7540e606b05535.exe
2940	43938a4a196d7d19aea149990dcabe9862775dae0db208e47b7540e606b05535.exe
2940	43938a4a196d7d19aea149990dcabe9862775dae0db208e47b7540e606b05535.exe
2940	43938a4a196d7d19aea149990dcabe9862775dae0db208e47b7540e606b05535.exe
2940	43938a4a196d7d19aea149990dcabe9862775dae0db208e47b7540e606b05535.exe
2940	43938a4a196d7d19aea149990dcabe9862775dae0db208e47b7540e606b05535.exe
2940	43938a4a196d7d19aea149990dcabe9862775dae0db208e47b7540e606b05535.exe
2752	WerFault.exe
2752	WerFault.exe
2752	WerFault.exe
2752	WerFault.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:

43938a4a196d7d19aea149990dcabe9862775dae0db208e47b7540e606b05535.exe

description	ioc	process
File opened (read-only)	\??\a:	43938a4a196d7d19aea149990dcabe9862775dae0db208e47b7540e606b05535.exe
File opened (read-only)	\??\b:	43938a4a196d7d19aea149990dcabe9862775dae0db208e47b7540e606b05535.exe
File opened (read-only)	\??\e:	43938a4a196d7d19aea149990dcabe9862775dae0db208e47b7540e606b05535.exe
File opened (read-only)	\??\h:	43938a4a196d7d19aea149990dcabe9862775dae0db208e47b7540e606b05535.exe
File opened (read-only)	\??\m:	43938a4a196d7d19aea149990dcabe9862775dae0db208e47b7540e606b05535.exe
File opened (read-only)	\??\t:	43938a4a196d7d19aea149990dcabe9862775dae0db208e47b7540e606b05535.exe
File opened (read-only)	\??\u:	43938a4a196d7d19aea149990dcabe9862775dae0db208e47b7540e606b05535.exe
File opened (read-only)	\??\g:	43938a4a196d7d19aea149990dcabe9862775dae0db208e47b7540e606b05535.exe
File opened (read-only)	\??\j:	43938a4a196d7d19aea149990dcabe9862775dae0db208e47b7540e606b05535.exe
File opened (read-only)	\??\i:	43938a4a196d7d19aea149990dcabe9862775dae0db208e47b7540e606b05535.exe
File opened (read-only)	\??\l:	43938a4a196d7d19aea149990dcabe9862775dae0db208e47b7540e606b05535.exe
File opened (read-only)	\??\n:	43938a4a196d7d19aea149990dcabe9862775dae0db208e47b7540e606b05535.exe
File opened (read-only)	\??\o:	43938a4a196d7d19aea149990dcabe9862775dae0db208e47b7540e606b05535.exe
File opened (read-only)	\??\p:	43938a4a196d7d19aea149990dcabe9862775dae0db208e47b7540e606b05535.exe
File opened (read-only)	\??\q:	43938a4a196d7d19aea149990dcabe9862775dae0db208e47b7540e606b05535.exe
File opened (read-only)	\??\s:	43938a4a196d7d19aea149990dcabe9862775dae0db208e47b7540e606b05535.exe
File opened (read-only)	\??\v:	43938a4a196d7d19aea149990dcabe9862775dae0db208e47b7540e606b05535.exe
File opened (read-only)	\??\x:	43938a4a196d7d19aea149990dcabe9862775dae0db208e47b7540e606b05535.exe
File opened (read-only)	\??\y:	43938a4a196d7d19aea149990dcabe9862775dae0db208e47b7540e606b05535.exe
File opened (read-only)	\??\z:	43938a4a196d7d19aea149990dcabe9862775dae0db208e47b7540e606b05535.exe
File opened (read-only)	\??\k:	43938a4a196d7d19aea149990dcabe9862775dae0db208e47b7540e606b05535.exe
File opened (read-only)	\??\r:	43938a4a196d7d19aea149990dcabe9862775dae0db208e47b7540e606b05535.exe
File opened (read-only)	\??\w:	43938a4a196d7d19aea149990dcabe9862775dae0db208e47b7540e606b05535.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

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 1 IoCs

Processes:

43938a4a196d7d19aea149990dcabe9862775dae0db208e47b7540e606b05535.exe

description	pid	process	target process
PID 2940 set thread context of 2636	2940	43938a4a196d7d19aea149990dcabe9862775dae0db208e47b7540e606b05535.exe	43938a4a196d7d19aea149990dcabe9862775dae0db208e47b7540e606b05535.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

2752 2956 WerFault.exe vnc.exe
Creates scheduled task(s) 1 TTPs 3 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task/Job
T1053

Processes:

schtasks.exeschtasks.exeschtasks.exe

pid process

2472 schtasks.exe
2968 schtasks.exe
2616 schtasks.exe

pid	pid_target	process	target process
2752	2956	WerFault.exe	vnc.exe

pid	process
2472	schtasks.exe
2968	schtasks.exe
2616	schtasks.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

43938a4a196d7d19aea149990dcabe9862775dae0db208e47b7540e606b05535.exe

pid	process
2940	43938a4a196d7d19aea149990dcabe9862775dae0db208e47b7540e606b05535.exe
2940	43938a4a196d7d19aea149990dcabe9862775dae0db208e47b7540e606b05535.exe

Suspicious use of WriteProcessMemory 27 IoCs

Processes:

43938a4a196d7d19aea149990dcabe9862775dae0db208e47b7540e606b05535.exevnc.exe

description	pid	process	target process
PID 2940 wrote to memory of 2956	2940	43938a4a196d7d19aea149990dcabe9862775dae0db208e47b7540e606b05535.exe	vnc.exe
PID 2940 wrote to memory of 2956	2940	43938a4a196d7d19aea149990dcabe9862775dae0db208e47b7540e606b05535.exe	vnc.exe
PID 2940 wrote to memory of 2956	2940	43938a4a196d7d19aea149990dcabe9862775dae0db208e47b7540e606b05535.exe	vnc.exe
PID 2940 wrote to memory of 2956	2940	43938a4a196d7d19aea149990dcabe9862775dae0db208e47b7540e606b05535.exe	vnc.exe
PID 2956 wrote to memory of 2020	2956	vnc.exe	svchost.exe
PID 2956 wrote to memory of 2020	2956	vnc.exe	svchost.exe
PID 2956 wrote to memory of 2020	2956	vnc.exe	svchost.exe
PID 2956 wrote to memory of 2020	2956	vnc.exe	svchost.exe
PID 2956 wrote to memory of 2020	2956	vnc.exe	svchost.exe
PID 2940 wrote to memory of 2076	2940	43938a4a196d7d19aea149990dcabe9862775dae0db208e47b7540e606b05535.exe	windef.exe
PID 2940 wrote to memory of 2076	2940	43938a4a196d7d19aea149990dcabe9862775dae0db208e47b7540e606b05535.exe	windef.exe
PID 2940 wrote to memory of 2076	2940	43938a4a196d7d19aea149990dcabe9862775dae0db208e47b7540e606b05535.exe	windef.exe
PID 2940 wrote to memory of 2076	2940	43938a4a196d7d19aea149990dcabe9862775dae0db208e47b7540e606b05535.exe	windef.exe
PID 2940 wrote to memory of 2636	2940	43938a4a196d7d19aea149990dcabe9862775dae0db208e47b7540e606b05535.exe	43938a4a196d7d19aea149990dcabe9862775dae0db208e47b7540e606b05535.exe
PID 2940 wrote to memory of 2636	2940	43938a4a196d7d19aea149990dcabe9862775dae0db208e47b7540e606b05535.exe	43938a4a196d7d19aea149990dcabe9862775dae0db208e47b7540e606b05535.exe
PID 2940 wrote to memory of 2636	2940	43938a4a196d7d19aea149990dcabe9862775dae0db208e47b7540e606b05535.exe	43938a4a196d7d19aea149990dcabe9862775dae0db208e47b7540e606b05535.exe
PID 2940 wrote to memory of 2636	2940	43938a4a196d7d19aea149990dcabe9862775dae0db208e47b7540e606b05535.exe	43938a4a196d7d19aea149990dcabe9862775dae0db208e47b7540e606b05535.exe
PID 2940 wrote to memory of 2636	2940	43938a4a196d7d19aea149990dcabe9862775dae0db208e47b7540e606b05535.exe	43938a4a196d7d19aea149990dcabe9862775dae0db208e47b7540e606b05535.exe
PID 2956 wrote to memory of 2752	2956	vnc.exe	WerFault.exe
PID 2956 wrote to memory of 2752	2956	vnc.exe	WerFault.exe
PID 2956 wrote to memory of 2752	2956	vnc.exe	WerFault.exe
PID 2956 wrote to memory of 2752	2956	vnc.exe	WerFault.exe
PID 2940 wrote to memory of 2636	2940	43938a4a196d7d19aea149990dcabe9862775dae0db208e47b7540e606b05535.exe	43938a4a196d7d19aea149990dcabe9862775dae0db208e47b7540e606b05535.exe
PID 2940 wrote to memory of 2472	2940	43938a4a196d7d19aea149990dcabe9862775dae0db208e47b7540e606b05535.exe	schtasks.exe
PID 2940 wrote to memory of 2472	2940	43938a4a196d7d19aea149990dcabe9862775dae0db208e47b7540e606b05535.exe	schtasks.exe
PID 2940 wrote to memory of 2472	2940	43938a4a196d7d19aea149990dcabe9862775dae0db208e47b7540e606b05535.exe	schtasks.exe
PID 2940 wrote to memory of 2472	2940	43938a4a196d7d19aea149990dcabe9862775dae0db208e47b7540e606b05535.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\43938a4a196d7d19aea149990dcabe9862775dae0db208e47b7540e606b05535.exe
"C:\Users\Admin\AppData\Local\Temp\43938a4a196d7d19aea149990dcabe9862775dae0db208e47b7540e606b05535.exe"
1⤵
- Loads dropped DLL
- Enumerates connected drives
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2940

C:\Users\Admin\AppData\Local\Temp\vnc.exe
"C:\Users\Admin\AppData\Local\Temp\vnc.exe"
2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2956

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k
3⤵
PID:2020

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2956 -s 160
3⤵
- Loads dropped DLL
- Program crash
PID:2752

C:\Users\Admin\AppData\Local\Temp\windef.exe
"C:\Users\Admin\AppData\Local\Temp\windef.exe"
2⤵
- Executes dropped EXE
PID:2076

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⤵
- Creates scheduled task(s)
PID:2968

C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
"C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
3⤵
PID:2864

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⤵
- Creates scheduled task(s)
PID:2616

C:\Users\Admin\AppData\Local\Temp\43938a4a196d7d19aea149990dcabe9862775dae0db208e47b7540e606b05535.exe
"C:\Users\Admin\AppData\Local\Temp\43938a4a196d7d19aea149990dcabe9862775dae0db208e47b7540e606b05535.exe"
2⤵
PID:2636

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⤵
- Creates scheduled task(s)
PID:2472

C:\Windows\system32\taskeng.exe
taskeng.exe {28182A37-FC7C-4BE2-8F20-2C0B7F266172} S-1-5-21-2297530677-1229052932-2803917579-1000:HKULBIBU\Admin:Interactive:[1]
1⤵
PID:1892

C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
2⤵
PID:1200

C:\Users\Admin\AppData\Local\Temp\vnc.exe
"C:\Users\Admin\AppData\Local\Temp\vnc.exe"
3⤵
PID:1364

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k
4⤵
PID:1724

C:\Users\Admin\AppData\Local\Temp\windef.exe
"C:\Users\Admin\AppData\Local\Temp\windef.exe"
3⤵
PID:2068

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Scheduled Task/Job

1

T1053

Privilege Escalation

Scheduled Task/Job

1

T1053

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

Peripheral Device Discovery

1

T1120

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\vnc.exe
Filesize
405KB

MD5
b8ba87ee4c3fc085a2fed0d839aadce1

SHA1
b3a2e3256406330e8b1779199bb2b9865122d766

SHA256
4e8a99cd33c9e5c747a3ce8f1a3e17824846f4a8f7cb0631aebd0815db2ce3a4

SHA512
7a775a12cd5bcd182d64be0d31f800b456ca6d1b531189cea9c72e1940871cfe92ccd005938f67bfa4784ae44c54b3a7ea29a5bb59766e98c78bf53b680f2ab2

Download Submit
C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
Filesize
2.0MB

MD5
7b2b923b9f3e1567353e345a1f3a37ab

SHA1
1a0e3cbd0b418e2c08cf379dddcb93f6c33b1986

SHA256
7aa4e5cd0ba108407d0a3d176554aa857ef9172e13aed70eeed97162b8f7cf37

SHA512
986d1b21c11506f239bc5f9e1aa348141acc23e3a3a8b2a836759cf8984da47aee5df58d5011b659a4fe9901da9e4ae82da3d47327fff1c2121b68a8e575dc66

Download Submit
\Users\Admin\AppData\Local\Temp\windef.exe
Filesize
349KB

MD5
b4a202e03d4135484d0e730173abcc72

SHA1
01b30014545ea526c15a60931d676f9392ea0c70

SHA256
7050608d53f80269df951d00883ed79815c060ce7678a76b5c3f6a2a985beea9

SHA512
632a035a3b722ea29b02aad1f0da3df5bdc38abc7e6617223790955c6c0830f1070b528680416d5c63ea5e846074cdad87f06c21c35a77b1ccc4edc089d8b1fb

Download Submit
memory/2076-50-0x0000000074120000-0x000000007480E000-memory.dmp

Filesize
6.9MB

Download
memory/2076-35-0x00000000013E0000-0x000000000143E000-memory.dmp

Filesize
376KB

Download
memory/2076-62-0x0000000074120000-0x000000007480E000-memory.dmp

Filesize
6.9MB

Download
memory/2076-52-0x00000000048F0000-0x0000000004930000-memory.dmp

Filesize
256KB

Download
memory/2636-30-0x0000000000080000-0x00000000000A0000-memory.dmp

Filesize
128KB

Download
memory/2636-44-0x0000000000080000-0x00000000000A0000-memory.dmp

Filesize
128KB

Download
memory/2636-40-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/2636-33-0x0000000000080000-0x00000000000A0000-memory.dmp

Filesize
128KB

Download
memory/2864-61-0x0000000074120000-0x000000007480E000-memory.dmp

Filesize
6.9MB

Download
memory/2864-63-0x00000000005F0000-0x0000000000630000-memory.dmp

Filesize
256KB

Download
memory/2864-60-0x00000000001E0000-0x000000000023E000-memory.dmp

Filesize
376KB

Download
memory/2940-28-0x0000000001130000-0x0000000001131000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

Loading Replay Monitor...

Downloads