65169e4bf8ae23183aa002c08be46f3bca746a476fe21da6b110b12b6b003d7d

Analysis

max time kernel
149s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20260513-en
resource tags

arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
10/09/2026, 04:41

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
jaffacakes118_Firefox 3 ultimate optimizer + booster firefox_1.exe
Size 10.4MB
Sample260910-fa8ezayajc
SHA256 65169e4bf8ae23183aa002c08be46f3bca746a476fe21da6b110b12b6b003d7d
MD5 49e6c8bcb74d15c26422fae33f772af7
SHA1 778539124240037f55d21122e127f97979755ad4
SHA512 08d81ea8cbf09ff52fb6d770fd080035a2b5123a528d3f98c606166f108c8c0b51607a47d1ab7b732bf35d4aba572452bf48628342f86bd65357df2c24a10374
SSDEEP 12288:Yf//K/GBRLjhZDP4PyMRmakwVXF8ECC++nb3VfMjMLBdNs1g5GOw8KfgncPlqHvk:YX/KeBR/hly4YVYT
TLSH
T199B627391D6F5EE7F2E9CE31E5DC935138DB65322580B7AF7383020E066F581A4A8D1A
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery persistence

Malware Config

Signatures

Executes dropped EXE 4 IoCs

pid	Process
3568	audiod.exe
5116	audiod.exe
1040	audiod.exe
4788	audiod.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-889581200-2041691093-2048517887-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows Audio Device Graph = "C:\\Users\\Admin\\AppData\\Local\\Temp\\audiod.exe"	audiod.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-889581200-2041691093-2048517887-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows Audio Device Graph = "C:\\Users\\Admin\\AppData\\Local\\Temp\\audiod.exe"	audiod.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 1080 set thread context of 4264	1080	jaffacakes118_Firefox 3 ultimate optimizer + booster firefox_1.exe	85
PID 3568 set thread context of 5116	3568	audiod.exe	87
PID 1040 set thread context of 4788	1040	audiod.exe	93

Program crash 2 IoCs

pid	pid_target	Process	procid_target
2148	5116	WerFault.exe	87
2896	4788	WerFault.exe	93

System Location Discovery: System Language Discovery 1 TTPs 4 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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	audiod.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	audiod.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	jaffacakes118_Firefox 3 ultimate optimizer + booster firefox_1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	jaffacakes118_Firefox 3 ultimate optimizer + booster firefox_1.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
5116	audiod.exe
5116	audiod.exe
5116	audiod.exe
5116	audiod.exe
4788	audiod.exe
4788	audiod.exe
4788	audiod.exe
4788	audiod.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
1080	jaffacakes118_Firefox 3 ultimate optimizer + booster firefox_1.exe
3568	audiod.exe
1040	audiod.exe

Suspicious use of WriteProcessMemory 22 IoCs

description	pid	Process	procid_target
PID 1080 wrote to memory of 4264	1080	jaffacakes118_Firefox 3 ultimate optimizer + booster firefox_1.exe	85
PID 1080 wrote to memory of 4264	1080	jaffacakes118_Firefox 3 ultimate optimizer + booster firefox_1.exe	85
PID 1080 wrote to memory of 4264	1080	jaffacakes118_Firefox 3 ultimate optimizer + booster firefox_1.exe	85
PID 1080 wrote to memory of 4264	1080	jaffacakes118_Firefox 3 ultimate optimizer + booster firefox_1.exe	85
PID 1080 wrote to memory of 4264	1080	jaffacakes118_Firefox 3 ultimate optimizer + booster firefox_1.exe	85
PID 1080 wrote to memory of 4264	1080	jaffacakes118_Firefox 3 ultimate optimizer + booster firefox_1.exe	85
PID 1080 wrote to memory of 4264	1080	jaffacakes118_Firefox 3 ultimate optimizer + booster firefox_1.exe	85
PID 4264 wrote to memory of 3568	4264	jaffacakes118_Firefox 3 ultimate optimizer + booster firefox_1.exe	86
PID 3568 wrote to memory of 5116	3568	audiod.exe	87
PID 3568 wrote to memory of 5116	3568	audiod.exe	87
PID 3568 wrote to memory of 5116	3568	audiod.exe	87
PID 3568 wrote to memory of 5116	3568	audiod.exe	87
PID 3568 wrote to memory of 5116	3568	audiod.exe	87
PID 3568 wrote to memory of 5116	3568	audiod.exe	87
PID 3568 wrote to memory of 5116	3568	audiod.exe	87
PID 1040 wrote to memory of 4788	1040	audiod.exe	93
PID 1040 wrote to memory of 4788	1040	audiod.exe	93
PID 1040 wrote to memory of 4788	1040	audiod.exe	93
PID 1040 wrote to memory of 4788	1040	audiod.exe	93
PID 1040 wrote to memory of 4788	1040	audiod.exe	93
PID 1040 wrote to memory of 4788	1040	audiod.exe	93
PID 1040 wrote to memory of 4788	1040	audiod.exe	93

C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Firefox 3 ultimate optimizer + booster firefox_1.exe
"C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Firefox 3 ultimate optimizer + booster firefox_1.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1080
- C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Firefox 3 ultimate optimizer + booster firefox_1.exe
  "C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Firefox 3 ultimate optimizer + booster firefox_1.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4264
- - C:\Users\Admin\AppData\Local\Temp\audiod.exe
    "C:\Users\Admin\AppData\Local\Temp\audiod.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:3568
  - - C:\Users\Admin\AppData\Local\Temp\audiod.exe
      "C:\Users\Admin\AppData\Local\Temp\audiod.exe"
      4⤵
      Executes dropped EXE
      Adds Run key to start application
      Suspicious behavior: EnumeratesProcesses
      PID:5116
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 5116 -s 480
        5⤵
        Program crash
        
        PID:2148

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 5116 -ip 5116
1⤵
PID:3696

C:\Users\Admin\AppData\Local\Temp\audiod.exe
C:\Users\Admin\AppData\Local\Temp\audiod.exe
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1040
- C:\Users\Admin\AppData\Local\Temp\audiod.exe
  "C:\Users\Admin\AppData\Local\Temp\audiod.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  PID:4788
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4788 -s 484
    3⤵
    - Program crash
    PID:2896

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 4788 -ip 4788
1⤵
PID:436

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

audiod.exe

Path C:\Users\Admin\AppData\Local\Temp\audiod.exe
Size 10.4MB
SHA256 65169e4bf8ae23183aa002c08be46f3bca746a476fe21da6b110b12b6b003d7d
MD5 49e6c8bcb74d15c26422fae33f772af7
SHA1 778539124240037f55d21122e127f97979755ad4
SHA512 08d81ea8cbf09ff52fb6d770fd080035a2b5123a528d3f98c606166f108c8c0b51607a47d1ab7b732bf35d4aba572452bf48628342f86bd65357df2c24a10374
SSDEEP 12288:Yf//K/GBRLjhZDP4PyMRmakwVXF8ECC++nb3VfMjMLBdNs1g5GOw8KfgncPlqHvk:YX/KeBR/hly4YVYT
TLSH
T199B627391D6F5EE7F2E9CE31E5DC935138DB65322580B7AF7383020E066F581A4A8D1A
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/4264-3-0x0000000000400000-0x000000000187B000-memory.dmp

Download

memory/4264-2-0x0000000000400000-0x000000000187B000-memory.dmp

Download

memory/4264-8-0x0000000000400000-0x000000000187B000-memory.dmp

Download

memory/4264-4-0x0000000000400000-0x000000000187B000-memory.dmp

Download

memory/4264-37-0x0000000000400000-0x000000000187B000-memory.dmp

Download

memory/4788-30-0x0000000000400000-0x000000000187B000-memory.dmp

Download

memory/4788-31-0x0000000000400000-0x000000000187B000-memory.dmp

Download

memory/4788-33-0x0000000000400000-0x000000000187B000-memory.dmp

Download

memory/5116-16-0x0000000000400000-0x000000000187B000-memory.dmp

Download

memory/5116-24-0x0000000000400000-0x000000000187B000-memory.dmp

Download

memory/5116-17-0x0000000000400000-0x000000000187B000-memory.dmp

Download

memory/5116-20-0x0000000000400000-0x000000000187B000-memory.dmp

Download