2d45c5355164e85bdf6e88b2a58615566975bd0e93f3910f1b9da66cb1dcbe27

Analysis

max time kernel
149s
max time network
153s
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, 03:29

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General

Target
jaffacakes118_[WoB] O&amp;O Defrag Pro 11 5 Build 4101 (64bit) CORE REA rar.exe
Size 10.4MB
Sample260910-d15ewswbph
SHA256 2d45c5355164e85bdf6e88b2a58615566975bd0e93f3910f1b9da66cb1dcbe27
MD5 6b389fdbde803a1491f47c3e824e5a98
SHA1 b9d76271b7616479859115808ead9ced9307d73e
SHA512 3f5875958f22349c010f44c98f82b044e92119bd90e699d6065d2a995ac4a6d7132fc7aac54eef2851978ad7c839cb64dfba384f06464a17a4f678f1ef7f7dd3
SSDEEP 12288:Yf//K/GBRLjhZDP4PyMRmakwVXF8ECC++nb3VfMjMLBdNs1g5GOw8KfgncPlqHvm:YX/KeBR/hly4YVYn
TLSH
T113B627391D6F5EE7F2E9CE31E5DC935138DB65322580B7AF7383020E066F581A4A8D1A
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery persistence

Malware Config

Signatures

Executes dropped EXE 4 IoCs

pid	Process
1680	audiod.exe
1948	audiod.exe
4780	audiod.exe
4004	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-1-5-21-2937465464-4167303362-2236413517-1000\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-1-5-21-2937465464-4167303362-2236413517-1000\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 4772 set thread context of 4408	4772	jaffacakes118_[WoB] O&amp;O Defrag Pro 11 5 Build 4101 (64bit) CORE REA rar.exe	83
PID 1680 set thread context of 1948	1680	audiod.exe	85
PID 4780 set thread context of 4004	4780	audiod.exe	91

Program crash 2 IoCs

pid	pid_target	Process	procid_target
1308	1948	WerFault.exe	85
540	4004	WerFault.exe	91

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	jaffacakes118_[WoB] O&amp;O Defrag Pro 11 5 Build 4101 (64bit) CORE REA rar.exe
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_[WoB] O&amp;O Defrag Pro 11 5 Build 4101 (64bit) CORE REA rar.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
1948	audiod.exe
1948	audiod.exe
1948	audiod.exe
1948	audiod.exe
4004	audiod.exe
4004	audiod.exe
4004	audiod.exe
4004	audiod.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
4772	jaffacakes118_[WoB] O&amp;O Defrag Pro 11 5 Build 4101 (64bit) CORE REA rar.exe
1680	audiod.exe
4780	audiod.exe

Suspicious use of WriteProcessMemory 22 IoCs

description	pid	Process	procid_target
PID 4772 wrote to memory of 4408	4772	jaffacakes118_[WoB] O&amp;O Defrag Pro 11 5 Build 4101 (64bit) CORE REA rar.exe	83
PID 4772 wrote to memory of 4408	4772	jaffacakes118_[WoB] O&amp;O Defrag Pro 11 5 Build 4101 (64bit) CORE REA rar.exe	83
PID 4772 wrote to memory of 4408	4772	jaffacakes118_[WoB] O&amp;O Defrag Pro 11 5 Build 4101 (64bit) CORE REA rar.exe	83
PID 4772 wrote to memory of 4408	4772	jaffacakes118_[WoB] O&amp;O Defrag Pro 11 5 Build 4101 (64bit) CORE REA rar.exe	83
PID 4772 wrote to memory of 4408	4772	jaffacakes118_[WoB] O&amp;O Defrag Pro 11 5 Build 4101 (64bit) CORE REA rar.exe	83
PID 4772 wrote to memory of 4408	4772	jaffacakes118_[WoB] O&amp;O Defrag Pro 11 5 Build 4101 (64bit) CORE REA rar.exe	83
PID 4772 wrote to memory of 4408	4772	jaffacakes118_[WoB] O&amp;O Defrag Pro 11 5 Build 4101 (64bit) CORE REA rar.exe	83
PID 4408 wrote to memory of 1680	4408	jaffacakes118_[WoB] O&amp;O Defrag Pro 11 5 Build 4101 (64bit) CORE REA rar.exe	84
PID 1680 wrote to memory of 1948	1680	audiod.exe	85
PID 1680 wrote to memory of 1948	1680	audiod.exe	85
PID 1680 wrote to memory of 1948	1680	audiod.exe	85
PID 1680 wrote to memory of 1948	1680	audiod.exe	85
PID 1680 wrote to memory of 1948	1680	audiod.exe	85
PID 1680 wrote to memory of 1948	1680	audiod.exe	85
PID 1680 wrote to memory of 1948	1680	audiod.exe	85
PID 4780 wrote to memory of 4004	4780	audiod.exe	91
PID 4780 wrote to memory of 4004	4780	audiod.exe	91
PID 4780 wrote to memory of 4004	4780	audiod.exe	91
PID 4780 wrote to memory of 4004	4780	audiod.exe	91
PID 4780 wrote to memory of 4004	4780	audiod.exe	91
PID 4780 wrote to memory of 4004	4780	audiod.exe	91
PID 4780 wrote to memory of 4004	4780	audiod.exe	91

C:\Users\Admin\AppData\Local\Temp\jaffacakes118_[WoB] O&amp;O Defrag Pro 11 5 Build 4101 (64bit) CORE REA rar.exe
"C:\Users\Admin\AppData\Local\Temp\jaffacakes118_[WoB] O&amp;O Defrag Pro 11 5 Build 4101 (64bit) CORE REA rar.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4772
- C:\Users\Admin\AppData\Local\Temp\jaffacakes118_[WoB] O&amp;O Defrag Pro 11 5 Build 4101 (64bit) CORE REA rar.exe
  "C:\Users\Admin\AppData\Local\Temp\jaffacakes118_[WoB] O&amp;O Defrag Pro 11 5 Build 4101 (64bit) CORE REA rar.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4408
- - 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:1680
  - - 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:1948
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 1948 -s 488
        5⤵
        Program crash
        
        PID:1308

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 1948 -ip 1948
1⤵
PID:4400

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:4780
- 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:4004
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4004 -s 488
    3⤵
    - Program crash
    PID:540

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 4004 -ip 4004
1⤵
PID:4992

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

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Downloads

audiod.exe

Path C:\Users\Admin\AppData\Local\Temp\audiod.exe
Size 10.4MB
SHA256 2d45c5355164e85bdf6e88b2a58615566975bd0e93f3910f1b9da66cb1dcbe27
MD5 6b389fdbde803a1491f47c3e824e5a98
SHA1 b9d76271b7616479859115808ead9ced9307d73e
SHA512 3f5875958f22349c010f44c98f82b044e92119bd90e699d6065d2a995ac4a6d7132fc7aac54eef2851978ad7c839cb64dfba384f06464a17a4f678f1ef7f7dd3
SSDEEP 12288:Yf//K/GBRLjhZDP4PyMRmakwVXF8ECC++nb3VfMjMLBdNs1g5GOw8KfgncPlqHvm:YX/KeBR/hly4YVYn
TLSH
T113B627391D6F5EE7F2E9CE31E5DC935138DB65322580B7AF7383020E066F581A4A8D1A
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/1948-25-0x0000000000400000-0x000000000187B000-memory.dmp

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memory/1948-18-0x0000000000400000-0x000000000187B000-memory.dmp

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memory/1948-17-0x0000000000400000-0x000000000187B000-memory.dmp

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memory/1948-21-0x0000000000400000-0x000000000187B000-memory.dmp

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memory/4004-32-0x0000000000400000-0x000000000187B000-memory.dmp

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memory/4004-31-0x0000000000400000-0x000000000187B000-memory.dmp

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memory/4004-34-0x0000000000400000-0x000000000187B000-memory.dmp

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memory/4408-8-0x0000000000400000-0x000000000187B000-memory.dmp

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memory/4408-12-0x0000000000400000-0x000000000187B000-memory.dmp

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memory/4408-4-0x0000000000400000-0x000000000187B000-memory.dmp

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memory/4408-3-0x0000000000400000-0x000000000187B000-memory.dmp

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memory/4408-2-0x0000000000400000-0x000000000187B000-memory.dmp

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memory/4408-38-0x0000000000400000-0x000000000187B000-memory.dmp

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