eda16d43adaf33eb2292f94b51ddd5db70d2341638a3295461ec7889014662a3

Analysis

max time kernel
150s
max time network
154s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
10/09/2026, 04:17

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General

Target
jaffacakes118_Brink.Update.7-SKIDROW.exe - _Brink.Update.7-SKIDROW.exe
Size 11.4MB
Sample260910-ewtm9sxdkf
SHA256 eda16d43adaf33eb2292f94b51ddd5db70d2341638a3295461ec7889014662a3
MD5 aaa74ad512424e2e5d9b9138e9c3764d
SHA1 6e9bb4820d3f61d6ae91e76e2f644e1b9ec13759
SHA512 23fa902457a65fe8d8bedd28f3784efba2bc48b96f94a94816599bbd602a90914bdf084d68d8303ac1e57617e1a7ec004a61918ef4e236736f5c6133243dfa3c
SSDEEP 1536:PYFpEddxllL+RMeLgXWXPLJizHVv/7cORCchyQTTwIvT2c3AQ:PYFpixDL+RHgG/LAzl/QRcpTMDc3T
TLSH
T15BC6D00DAAC91A26E8EE077CECDF5341C376D8029913DB4F4EFC48096A5B7B28615787
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery persistence

Malware Config

Signatures

Executes dropped EXE 3 IoCs

pid	Process
2536	tqap5ltjfrao.exe
1040	audiohd.exe
2660	WUDHost.exe

Adds Run key to start application 2 TTPs 10 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Graphic Driver = "C:\\Users\\Admin\\AppData\\Roaming\\tqap5ltjfrao.exe"	WUDHost.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3797332335-34111092-3597280141-1000\Software\Microsoft\Windows\CurrentVersion\Run\Audio Device = "C:\\Users\\Admin\\AppData\\Roaming\\tqap5ltjfrao.exe"	jaffacakes118_Brink.Update.7-SKIDROW.exe - _Brink.Update.7-SKIDROW.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3797332335-34111092-3597280141-1000\Software\Microsoft\Windows\CurrentVersion\Run\Audio Device = "C:\\Users\\Admin\\AppData\\Roaming\\tqap5ltjfrao.exe"	tqap5ltjfrao.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Graphic Driver = "C:\\Users\\Admin\\AppData\\Roaming\\tqap5ltjfrao.exe"	tqap5ltjfrao.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3797332335-34111092-3597280141-1000\Software\Microsoft\Windows\CurrentVersion\Run\Audio Device = "C:\\Users\\Admin\\AppData\\Roaming\\tqap5ltjfrao.exe"	audiohd.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Windows Audio Driver = "\"C:\\Windows\\system32\\audiohd.exe\""	tqap5ltjfrao.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Graphic Driver = "C:\\Users\\Admin\\AppData\\Roaming\\tqap5ltjfrao.exe"	jaffacakes118_Brink.Update.7-SKIDROW.exe - _Brink.Update.7-SKIDROW.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Windows Audio Driver = "\"C:\\Windows\\system32\\audiohd.exe\""	jaffacakes118_Brink.Update.7-SKIDROW.exe - _Brink.Update.7-SKIDROW.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Graphic Driver = "C:\\Users\\Admin\\AppData\\Roaming\\tqap5ltjfrao.exe"	audiohd.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3797332335-34111092-3597280141-1000\Software\Microsoft\Windows\CurrentVersion\Run\Audio Device = "C:\\Users\\Admin\\AppData\\Roaming\\tqap5ltjfrao.exe"	WUDHost.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\audiohd.exe	jaffacakes118_Brink.Update.7-SKIDROW.exe - _Brink.Update.7-SKIDROW.exe
File opened for modification	C:\Windows\SysWOW64\audiohd.exe	jaffacakes118_Brink.Update.7-SKIDROW.exe - _Brink.Update.7-SKIDROW.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Common Files\WUDHost.exe	jaffacakes118_Brink.Update.7-SKIDROW.exe - _Brink.Update.7-SKIDROW.exe
File opened for modification	C:\Program Files (x86)\Common Files\WUDHost.exe	jaffacakes118_Brink.Update.7-SKIDROW.exe - _Brink.Update.7-SKIDROW.exe

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

System Information Discovery
T1082

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	audiohd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WUDHost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	jaffacakes118_Brink.Update.7-SKIDROW.exe - _Brink.Update.7-SKIDROW.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tqap5ltjfrao.exe

Checks processor information in registry 2 TTPs 8 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\Description\System\CentralProcessor\0	WUDHost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	jaffacakes118_Brink.Update.7-SKIDROW.exe - _Brink.Update.7-SKIDROW.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	tqap5ltjfrao.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	WUDHost.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\Description\System\CentralProcessor\0	audiohd.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	audiohd.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\Description\System\CentralProcessor\0	jaffacakes118_Brink.Update.7-SKIDROW.exe - _Brink.Update.7-SKIDROW.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\Description\System\CentralProcessor\0	tqap5ltjfrao.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	5816	jaffacakes118_Brink.Update.7-SKIDROW.exe - _Brink.Update.7-SKIDROW.exe
Token: SeDebugPrivilege	2536	tqap5ltjfrao.exe
Token: SeDebugPrivilege	1040	audiohd.exe
Token: SeDebugPrivilege	2660	WUDHost.exe
Token: 33	2536	tqap5ltjfrao.exe
Token: SeIncBasePriorityPrivilege	2536	tqap5ltjfrao.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 5816 wrote to memory of 1040	5816	jaffacakes118_Brink.Update.7-SKIDROW.exe - _Brink.Update.7-SKIDROW.exe	92
PID 5816 wrote to memory of 2660	5816	jaffacakes118_Brink.Update.7-SKIDROW.exe - _Brink.Update.7-SKIDROW.exe	93

C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Brink.Update.7-SKIDROW.exe - _Brink.Update.7-SKIDROW.exe
"C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Brink.Update.7-SKIDROW.exe - _Brink.Update.7-SKIDROW.exe"
1⤵
- Adds Run key to start application
- Drops file in System32 directory
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5816
- C:\Windows\SysWOW64\audiohd.exe
  "C:\Windows\system32\audiohd.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Checks processor information in registry
  - Suspicious use of AdjustPrivilegeToken
  PID:1040
- C:\Program Files (x86)\Common Files\WUDHost.exe
  "C:\Program Files (x86)\Common Files\WUDHost.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Checks processor information in registry
  - Suspicious use of AdjustPrivilegeToken
  PID:2660

C:\Users\Admin\AppData\Roaming\tqap5ltjfrao.exe
C:\Users\Admin\AppData\Roaming\tqap5ltjfrao.exe
1⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious use of AdjustPrivilegeToken
PID:2536

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

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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tqap5ltjfrao.exe

Path C:\Users\Admin\AppData\Roaming\tqap5ltjfrao.exe
Size 11.4MB
SHA256 eda16d43adaf33eb2292f94b51ddd5db70d2341638a3295461ec7889014662a3
MD5 aaa74ad512424e2e5d9b9138e9c3764d
SHA1 6e9bb4820d3f61d6ae91e76e2f644e1b9ec13759
SHA512 23fa902457a65fe8d8bedd28f3784efba2bc48b96f94a94816599bbd602a90914bdf084d68d8303ac1e57617e1a7ec004a61918ef4e236736f5c6133243dfa3c
SSDEEP 1536:PYFpEddxllL+RMeLgXWXPLJizHVv/7cORCchyQTTwIvT2c3AQ:PYFpixDL+RHgG/LAzl/QRcpTMDc3T
TLSH
T15BC6D00DAAC91A26E8EE077CECDF5341C376D8029913DB4F4EFC48096A5B7B28615787
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/1040-7-0x0000000074D30000-0x0000000075351000-memory.dmp

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memory/1040-8-0x0000000074D30000-0x0000000075351000-memory.dmp

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memory/1040-12-0x0000000074D30000-0x0000000075351000-memory.dmp

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memory/2536-4-0x0000000074D30000-0x0000000075351000-memory.dmp

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memory/2536-5-0x0000000074D30000-0x0000000075351000-memory.dmp

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memory/2536-11-0x0000000074D30000-0x0000000075351000-memory.dmp

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memory/2536-13-0x0000000074D30000-0x0000000075351000-memory.dmp

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memory/5816-0-0x0000000000D60000-0x0000000000D70000-memory.dmp

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memory/5816-1-0x0000000074D32000-0x0000000074D34000-memory.dmp

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memory/5816-2-0x0000000074D30000-0x0000000075351000-memory.dmp

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memory/5816-10-0x0000000074D30000-0x0000000075351000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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