azorult | 70d5f8d60099cef22ba93cbaf5e7a00b7afc3b824dc7e89aca45bf955568fc9b

General

Target

dttcodexgigas.exe
Size

2.0MB
MD5

8aeaa6718ce427daaca9f0caa278ae82
SHA1

ad000b872c9f3b222067aa2020df3e411d379601
SHA256

70d5f8d60099cef22ba93cbaf5e7a00b7afc3b824dc7e89aca45bf955568fc9b
SHA512

52f71e5ccb43a59eacec72e543f7c673c5821b1838c825f44a248b2ac63c6fead671d3ab4cc40ee1d5f8c55234d680ac95f7f97547a25784f918a1031ef37b2c
SSDEEP

24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYG:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Ys

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 5 IoCs

Processes:

resource	yara_rule
\Users\Admin\AppData\Local\Temp\windef.exe	family_quasar
behavioral1/memory/2936-54-0x0000000000DB0000-0x0000000000E0E000-memory.dmp	family_quasar
behavioral1/memory/2824-64-0x00000000010D0000-0x000000000112E000-memory.dmp	family_quasar
C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe	family_quasar
behavioral1/memory/2084-99-0x00000000001C0000-0x000000000021E000-memory.dmp	family_quasar

Executes dropped EXE 2 IoCs

Processes:

vnc.exewindef.exe

pid process

2576 vnc.exe
2936 windef.exe

pid	process
2576	vnc.exe
2936	windef.exe

Loads dropped DLL 8 IoCs

Processes:

dttcodexgigas.exe

pid	process
2908	dttcodexgigas.exe
2908	dttcodexgigas.exe
2908	dttcodexgigas.exe
2908	dttcodexgigas.exe
2908	dttcodexgigas.exe
2908	dttcodexgigas.exe
2908	dttcodexgigas.exe
2908	dttcodexgigas.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:

dttcodexgigas.exe

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

9 ip-api.com

flow	ioc
9	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 value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum	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:

dttcodexgigas.exevnc.exe

description	pid	process	target process
PID 2908 set thread context of 836	2908	dttcodexgigas.exe	dttcodexgigas.exe
PID 2576 set thread context of 2592	2576	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

872 2824 WerFault.exe winsock.exe

pid	pid_target	process	target process
872	2824	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:

dttcodexgigas.exevnc.exewindef.exedttcodexgigas.exeschtasks.exe

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

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

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

916 PING.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

1844 schtasks.exe
2764 schtasks.exe
2952 schtasks.exe
2028 schtasks.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

dttcodexgigas.exe

pid process

2908 dttcodexgigas.exe
2908 dttcodexgigas.exe
Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

vnc.exe

pid process

2576 vnc.exe

pid	process
916	PING.EXE

pid	process
916	PING.EXE

pid	process
1844	schtasks.exe
2764	schtasks.exe
2952	schtasks.exe
2028	schtasks.exe

pid	process
2576	vnc.exe

Suspicious use of WriteProcessMemory 25 IoCs

Processes:

dttcodexgigas.exevnc.exe

description	pid	process	target process
PID 2908 wrote to memory of 2576	2908	dttcodexgigas.exe	vnc.exe
PID 2908 wrote to memory of 2576	2908	dttcodexgigas.exe	vnc.exe
PID 2908 wrote to memory of 2576	2908	dttcodexgigas.exe	vnc.exe
PID 2908 wrote to memory of 2576	2908	dttcodexgigas.exe	vnc.exe
PID 2576 wrote to memory of 2592	2576	vnc.exe	svchost.exe
PID 2576 wrote to memory of 2592	2576	vnc.exe	svchost.exe
PID 2576 wrote to memory of 2592	2576	vnc.exe	svchost.exe
PID 2576 wrote to memory of 2592	2576	vnc.exe	svchost.exe
PID 2908 wrote to memory of 2936	2908	dttcodexgigas.exe	windef.exe
PID 2908 wrote to memory of 2936	2908	dttcodexgigas.exe	windef.exe
PID 2908 wrote to memory of 2936	2908	dttcodexgigas.exe	windef.exe
PID 2908 wrote to memory of 2936	2908	dttcodexgigas.exe	windef.exe
PID 2576 wrote to memory of 2592	2576	vnc.exe	svchost.exe
PID 2908 wrote to memory of 836	2908	dttcodexgigas.exe	dttcodexgigas.exe
PID 2908 wrote to memory of 836	2908	dttcodexgigas.exe	dttcodexgigas.exe
PID 2908 wrote to memory of 836	2908	dttcodexgigas.exe	dttcodexgigas.exe
PID 2908 wrote to memory of 836	2908	dttcodexgigas.exe	dttcodexgigas.exe
PID 2908 wrote to memory of 836	2908	dttcodexgigas.exe	dttcodexgigas.exe
PID 2908 wrote to memory of 836	2908	dttcodexgigas.exe	dttcodexgigas.exe
PID 2908 wrote to memory of 2764	2908	dttcodexgigas.exe	schtasks.exe
PID 2908 wrote to memory of 2764	2908	dttcodexgigas.exe	schtasks.exe
PID 2908 wrote to memory of 2764	2908	dttcodexgigas.exe	schtasks.exe
PID 2908 wrote to memory of 2764	2908	dttcodexgigas.exe	schtasks.exe
PID 2576 wrote to memory of 2592	2576	vnc.exe	svchost.exe
PID 2576 wrote to memory of 2592	2576	vnc.exe	svchost.exe

C:\Users\Admin\AppData\Local\Temp\dttcodexgigas.exe
"C:\Users\Admin\AppData\Local\Temp\dttcodexgigas.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:2908
- 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:2576
- - C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k
    3⤵
    - Maps connected drives based on registry
    PID:2592
- 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
  PID:2936
- - 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:2952
- - C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
    "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
    3⤵
    PID:2824
  - - 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:2028
  - - C:\Windows\SysWOW64\cmd.exe
      cmd /c ""C:\Users\Admin\AppData\Local\Temp\HNnsRApDqWkp.bat" "
      4⤵
      PID:1520
    - - C:\Windows\SysWOW64\chcp.com
        
        chcp 65001
        5⤵
        
        PID:1992
    - - C:\Windows\SysWOW64\PING.EXE
        
        ping -n 10 localhost
        5⤵
        System Network Configuration Discovery: Internet Connection Discovery
        Runs ping.exe
        
        PID:916
    - - C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
        
        "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
        5⤵
        
        PID:2020
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2824 -s 1528
      4⤵
      Program crash
      PID:872
- C:\Users\Admin\AppData\Local\Temp\dttcodexgigas.exe
  "C:\Users\Admin\AppData\Local\Temp\dttcodexgigas.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:836
- 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:2764

C:\Windows\system32\taskeng.exe
taskeng.exe {54802F63-5D19-465D-B9E4-FAA66E78E75C} S-1-5-21-457978338-2990298471-2379561640-1000:WOUOSVRD\Admin:Interactive:[1]
1⤵
PID:2272
- C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
  C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
  2⤵
  PID:1456
- - C:\Users\Admin\AppData\Local\Temp\vnc.exe
    "C:\Users\Admin\AppData\Local\Temp\vnc.exe"
    3⤵
    PID:1420
  - - C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k
      4⤵
      PID:1696
- - C:\Users\Admin\AppData\Local\Temp\windef.exe
    "C:\Users\Admin\AppData\Local\Temp\windef.exe"
    3⤵
    PID:2084
- - C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
    "C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"
    3⤵
    PID:2140
- - 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:1844

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\HNnsRApDqWkp.bat

Filesize
208B

MD5
ca81ebff324015c39abe6a77c0420a47

SHA1
0dcbefbffde9cd568e4076476cdc9bdbf47b5909

SHA256
613ac8287e376a106d1e12df1d01be113538e5442e2e7d18ac5c61b3bba8d903

SHA512
4000decb7d3bb3ce213210507bf78b04144cf13003cef955e60d761c63351a84007cad358918cf5f23f073257471128c4175a9ba8778598153d246c92917e6ed

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

MD5
d41d8cd98f00b204e9800998ecf8427e

SHA1
da39a3ee5e6b4b0d3255bfef95601890afd80709

SHA256
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

SHA512
cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\A1HPVGRW.txt

Filesize
211B

MD5
9fcea879e086fd6001c0e1061327b61c

SHA1
fec8febadf3e40183e983343721551102243ec64

SHA256
81547ede0dbd0b271361616f61428b9153087fcb445687e70407811a22f328e6

SHA512
0fa029450e0d591b36acd2c57392ee8de99950d94c79785e70c8e9ad7654c4c4c258527e68ecaaa51d4f53a6f2ec9dba8ff2ff25fea2d80d02af812e989ca7cd

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

Filesize
2.0MB

MD5
e6175cf5be82488d8d7d0734e3bf0f6f

SHA1
c565f949dd517e0bac86729043630ba7c4e2dcca

SHA256
dd4830569af3eb0102064b3fd968b24cc9766b421707ffd458fa1cf316b8ba2a

SHA512
1eaa066a74cc8aa9c9dbd101710a35dc2e31a40821cdf5fb0a73e8f55cd83f86614cee0a0bdbb342919f3083cb915ecaafe72006e08aa3346274a5903c8d1611

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/836-39-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/836-31-0x0000000000080000-0x00000000000A0000-memory.dmp

Filesize
128KB

Download
memory/836-33-0x0000000000080000-0x00000000000A0000-memory.dmp

Filesize
128KB

Download
memory/836-43-0x0000000000080000-0x00000000000A0000-memory.dmp

Filesize
128KB

Download
memory/1696-117-0x0000000000380000-0x000000000041C000-memory.dmp

Filesize
624KB

Download
memory/1696-113-0x0000000000380000-0x000000000041C000-memory.dmp

Filesize
624KB

Download
memory/1696-112-0x000007FFFFFDB000-0x000007FFFFFDC000-memory.dmp

Filesize
4KB

Download
memory/2084-99-0x00000000001C0000-0x000000000021E000-memory.dmp

Filesize
376KB

Download
memory/2140-105-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/2592-44-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2592-47-0x00000000000D0000-0x000000000016C000-memory.dmp

Filesize
624KB

Download
memory/2592-53-0x00000000000D0000-0x000000000016C000-memory.dmp

Filesize
624KB

Download
memory/2592-46-0x000007FFFFFD5000-0x000007FFFFFD6000-memory.dmp

Filesize
4KB

Download
memory/2824-64-0x00000000010D0000-0x000000000112E000-memory.dmp

Filesize
376KB

Download
memory/2908-30-0x0000000000850000-0x0000000000851000-memory.dmp

Filesize
4KB

Download
memory/2936-54-0x0000000000DB0000-0x0000000000E0E000-memory.dmp

Filesize
376KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads