azorult | 1423053f90855d33858db47f354055b660943104c1c18f848c9b7b415979dc5f

Azorult
An information stealer that was first discovered in 2016, targeting browsing history and passwords.
trojan infostealer azorult
Oski
Oski is an infostealer targeting browser data, crypto wallets.
infostealer oski
Downloads MZ/PE file

Executes dropped EXE 4 IoCs

pid	Process
1996	ozchgftrq.exe
2304	ozchgftrq.exe
2120	ozchgftrq.exe
2212	ozchgftrq.exe

Loads dropped DLL 3 IoCs

pid	Process
2212	ozchgftrq.exe
2212	ozchgftrq.exe
2212	ozchgftrq.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials in Files
T1081
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 640 set thread context of 3608	640	0a9f79abd48b95544d7e2b6658637d1eb23067a94e10bf06d05c9ecc73cf4b51.exe	80
PID 1996 set thread context of 2212	1996	ozchgftrq.exe	83

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Checks processor information in registry 2 TTPs 1 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	ozchgftrq.exe

Kills process with taskkill 1 IoCs

evasion

pid	Process
1836	taskkill.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
640	0a9f79abd48b95544d7e2b6658637d1eb23067a94e10bf06d05c9ecc73cf4b51.exe
640	0a9f79abd48b95544d7e2b6658637d1eb23067a94e10bf06d05c9ecc73cf4b51.exe
1996	ozchgftrq.exe
1996	ozchgftrq.exe
1996	ozchgftrq.exe
1996	ozchgftrq.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	640	0a9f79abd48b95544d7e2b6658637d1eb23067a94e10bf06d05c9ecc73cf4b51.exe
Token: SeDebugPrivilege	1996	ozchgftrq.exe
Token: SeDebugPrivilege	1836	taskkill.exe

Suspicious use of WriteProcessMemory 36 IoCs

description	pid	Process	procid_target
PID 640 wrote to memory of 1996	640	0a9f79abd48b95544d7e2b6658637d1eb23067a94e10bf06d05c9ecc73cf4b51.exe	78
PID 640 wrote to memory of 1996	640	0a9f79abd48b95544d7e2b6658637d1eb23067a94e10bf06d05c9ecc73cf4b51.exe	78
PID 640 wrote to memory of 1996	640	0a9f79abd48b95544d7e2b6658637d1eb23067a94e10bf06d05c9ecc73cf4b51.exe	78
PID 640 wrote to memory of 684	640	0a9f79abd48b95544d7e2b6658637d1eb23067a94e10bf06d05c9ecc73cf4b51.exe	79
PID 640 wrote to memory of 684	640	0a9f79abd48b95544d7e2b6658637d1eb23067a94e10bf06d05c9ecc73cf4b51.exe	79
PID 640 wrote to memory of 684	640	0a9f79abd48b95544d7e2b6658637d1eb23067a94e10bf06d05c9ecc73cf4b51.exe	79
PID 640 wrote to memory of 3608	640	0a9f79abd48b95544d7e2b6658637d1eb23067a94e10bf06d05c9ecc73cf4b51.exe	80
PID 640 wrote to memory of 3608	640	0a9f79abd48b95544d7e2b6658637d1eb23067a94e10bf06d05c9ecc73cf4b51.exe	80
PID 640 wrote to memory of 3608	640	0a9f79abd48b95544d7e2b6658637d1eb23067a94e10bf06d05c9ecc73cf4b51.exe	80
PID 640 wrote to memory of 3608	640	0a9f79abd48b95544d7e2b6658637d1eb23067a94e10bf06d05c9ecc73cf4b51.exe	80
PID 640 wrote to memory of 3608	640	0a9f79abd48b95544d7e2b6658637d1eb23067a94e10bf06d05c9ecc73cf4b51.exe	80
PID 640 wrote to memory of 3608	640	0a9f79abd48b95544d7e2b6658637d1eb23067a94e10bf06d05c9ecc73cf4b51.exe	80
PID 640 wrote to memory of 3608	640	0a9f79abd48b95544d7e2b6658637d1eb23067a94e10bf06d05c9ecc73cf4b51.exe	80
PID 640 wrote to memory of 3608	640	0a9f79abd48b95544d7e2b6658637d1eb23067a94e10bf06d05c9ecc73cf4b51.exe	80
PID 640 wrote to memory of 3608	640	0a9f79abd48b95544d7e2b6658637d1eb23067a94e10bf06d05c9ecc73cf4b51.exe	80
PID 1996 wrote to memory of 2304	1996	ozchgftrq.exe	81
PID 1996 wrote to memory of 2304	1996	ozchgftrq.exe	81
PID 1996 wrote to memory of 2304	1996	ozchgftrq.exe	81
PID 1996 wrote to memory of 2120	1996	ozchgftrq.exe	82
PID 1996 wrote to memory of 2120	1996	ozchgftrq.exe	82
PID 1996 wrote to memory of 2120	1996	ozchgftrq.exe	82
PID 1996 wrote to memory of 2212	1996	ozchgftrq.exe	83
PID 1996 wrote to memory of 2212	1996	ozchgftrq.exe	83
PID 1996 wrote to memory of 2212	1996	ozchgftrq.exe	83
PID 1996 wrote to memory of 2212	1996	ozchgftrq.exe	83
PID 1996 wrote to memory of 2212	1996	ozchgftrq.exe	83
PID 1996 wrote to memory of 2212	1996	ozchgftrq.exe	83
PID 1996 wrote to memory of 2212	1996	ozchgftrq.exe	83
PID 1996 wrote to memory of 2212	1996	ozchgftrq.exe	83
PID 1996 wrote to memory of 2212	1996	ozchgftrq.exe	83
PID 2212 wrote to memory of 4076	2212	ozchgftrq.exe	84
PID 2212 wrote to memory of 4076	2212	ozchgftrq.exe	84
PID 2212 wrote to memory of 4076	2212	ozchgftrq.exe	84
PID 4076 wrote to memory of 1836	4076	cmd.exe	86
PID 4076 wrote to memory of 1836	4076	cmd.exe	86
PID 4076 wrote to memory of 1836	4076	cmd.exe	86

C:\Users\Admin\AppData\Local\Temp\0a9f79abd48b95544d7e2b6658637d1eb23067a94e10bf06d05c9ecc73cf4b51.exe
"C:\Users\Admin\AppData\Local\Temp\0a9f79abd48b95544d7e2b6658637d1eb23067a94e10bf06d05c9ecc73cf4b51.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:640
- C:\Users\Admin\AppData\Local\Temp\ozchgftrq.exe
  "C:\Users\Admin\AppData\Local\Temp\ozchgftrq.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1996
- - C:\Users\Admin\AppData\Local\Temp\ozchgftrq.exe
    "{path}"
    3⤵
    - Executes dropped EXE
    PID:2304
- - C:\Users\Admin\AppData\Local\Temp\ozchgftrq.exe
    "{path}"
    3⤵
    - Executes dropped EXE
    PID:2120
- - C:\Users\Admin\AppData\Local\Temp\ozchgftrq.exe
    "{path}"
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Checks processor information in registry
    - Suspicious use of WriteProcessMemory
    PID:2212
  - - C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c taskkill /pid 2212 & erase C:\Users\Admin\AppData\Local\Temp\ozchgftrq.exe & RD /S /Q C:\\ProgramData\\915928785739431\\* & exit
      4⤵
      Suspicious use of WriteProcessMemory
      PID:4076
    - - C:\Windows\SysWOW64\taskkill.exe
        
        taskkill /pid 2212
        5⤵
        Kills process with taskkill
        Suspicious use of AdjustPrivilegeToken
        
        PID:1836
- C:\Users\Admin\AppData\Local\Temp\0a9f79abd48b95544d7e2b6658637d1eb23067a94e10bf06d05c9ecc73cf4b51.exe
  "{path}"
  2⤵
  PID:684
- C:\Users\Admin\AppData\Local\Temp\0a9f79abd48b95544d7e2b6658637d1eb23067a94e10bf06d05c9ecc73cf4b51.exe
  "{path}"
  2⤵
  PID:3608

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

memory/640-5-0x0000000005450000-0x0000000005451000-memory.dmp

Filesize
4KB

Download
memory/640-9-0x00000000091B0000-0x00000000091B1000-memory.dmp

Filesize
4KB

Download
memory/640-8-0x0000000007040000-0x0000000007087000-memory.dmp

Filesize
284KB

Download
memory/640-7-0x0000000008880000-0x0000000008894000-memory.dmp

Filesize
80KB

Download
memory/640-6-0x0000000008C80000-0x0000000008C81000-memory.dmp

Filesize
4KB

Download
memory/640-0-0x0000000073E00000-0x00000000744EE000-memory.dmp

Filesize
6.9MB

Download
memory/640-4-0x0000000005380000-0x0000000005381000-memory.dmp

Filesize
4KB

Download
memory/640-3-0x0000000005880000-0x0000000005881000-memory.dmp

Filesize
4KB

Download
memory/640-1-0x0000000000A60000-0x0000000000A61000-memory.dmp

Filesize
4KB

Download
memory/1996-16-0x0000000000050000-0x0000000000051000-memory.dmp

Filesize
4KB

Download
memory/1996-24-0x0000000008530000-0x0000000008589000-memory.dmp

Filesize
356KB

Download
memory/1996-13-0x0000000073E00000-0x00000000744EE000-memory.dmp

Filesize
6.9MB

Download
memory/2212-28-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/2212-31-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/3608-18-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/3608-14-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download