donutloader | f2fa88f9e366b7d0a55e3c9c0e28f739855fce26da0448d3ee9fc77ed1ab7c6f

Analysis

max time kernel
149s
max time network
143s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
16/10/2026, 09:19

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General

Target
6ixkoj.exe
Size 1.2MB
Sample261016-laeesa1tas
SHA256 f2fa88f9e366b7d0a55e3c9c0e28f739855fce26da0448d3ee9fc77ed1ab7c6f
MD5 767ceae793037a00d356d0c5afd32291
SHA1 de4b6c10e286b38de0ad3cba70cf49b36ef3f3f9
SHA512 adb617cd7721902997d9bb67b7c2d4de956f2b755b30312daaad5b77a61db51d3da7b66b901beb1dda7a1d5093418eea4c10dfd428fc9629b61202fa3541264c
SSDEEP 384:J61znGslrML4OoDkrYO9nlijkDeQyEGXA0YtKW0xBQbQtSD1bMzUFNQhwvz9aDaJ:AhzlrqF9Og1
TLSH
T149451E29DF7B29FF0026CC9BDBD24263F4549426699D9BA209D243EB0793D07A493D3C
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

defense_evasion discovery execution donutloader xworm loader persistence rat trojan

Malware Config

Signatures

Family: DonutLoader
DonutLoader is a position-independent code that enables in-memory execution of VBScript, JScript, EXE, DLL files and dotNET assemblies.
loader donutloader
Family: Xworm
Xworm is a remote access trojan written in C#.
trojan rat xworm

Detect Xworm Payload 1 IoCs

resource	yara_rule
behavioral2/memory/2740-11-0x00000000048D0000-0x00000000048EC000-memory.dmp	family_xworm

Detects DonutLoader 1 IoCs

loader

resource	yara_rule
behavioral2/memory/2740-9-0x0000000003F90000-0x0000000003FAE000-memory.dmp	family_donutloader

Creates new service(s) 2 TTPs
persistence execution

Windows Service
T1543.003

Service Execution
T1569.002

Executes dropped EXE 2 IoCs

pid	Process
4984	6ixkoj.exe
2740	6ixkoj.exe

Stops running service(s) 4 TTPs
defense_evasion execution

Windows Service
T1543.003

Impair Defenses
T1562

Service Stop
T1489

Service Execution
T1569.002

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\XWormClient.exe	6ixkoj.exe
File created	C:\Windows\SysWOW64\6ixkoj.exe	6ixkoj.exe
File opened for modification	C:\Windows\SysWOW64\6ixkoj.exe	6ixkoj.exe

Launches sc.exe 6 IoCs

Sc.exe is a Windows utlilty to control services on the system.

pid	Process
4084	sc.exe
4868	sc.exe
2540	sc.exe
4124	sc.exe
2724	sc.exe
4696	sc.exe

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

System Information Discovery
T1082

Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs

The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

discovery

System Network Configuration Discovery

T1016

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname	6ixkoj.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain	6ixkoj.exe

System Location Discovery: System Language Discovery 1 TTPs 9 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	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	6ixkoj.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	6ixkoj.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	6ixkoj.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sc.exe

Disables Windows logging functionality 2 TTPs
Changes registry settings to disable Windows Event logging.

Disable or Modify Tools
T1562.001

Modify Registry
T1112

Modifies data under HKEY_USERS 2 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\Windows Error Reporting	6ixkoj.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\Windows Error Reporting\Disabled = "1"	6ixkoj.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	4076	6ixkoj.exe
Token: SeDebugPrivilege	4984	6ixkoj.exe
Token: SeDebugPrivilege	2740	6ixkoj.exe
Token: SeDebugPrivilege	2740	6ixkoj.exe
Token: SeDebugPrivilege	2740	6ixkoj.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 4076 wrote to memory of 4984	4076	6ixkoj.exe	89
PID 4984 wrote to memory of 4696	4984	6ixkoj.exe	90
PID 4984 wrote to memory of 4084	4984	6ixkoj.exe	92
PID 4984 wrote to memory of 4868	4984	6ixkoj.exe	94
PID 4984 wrote to memory of 2540	4984	6ixkoj.exe	96
PID 4984 wrote to memory of 4124	4984	6ixkoj.exe	98
PID 4984 wrote to memory of 2724	4984	6ixkoj.exe	100

C:\Users\Admin\AppData\Local\Temp\6ixkoj.exe
"C:\Users\Admin\AppData\Local\Temp\6ixkoj.exe"
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4076
- C:\Windows\SysWOW64\6ixkoj.exe
  "C:\Windows\System32\6ixkoj.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4984
- - C:\Windows\SysWOW64\sc.exe
    "sc.exe" stop S_6ixkoj
    3⤵
    - Launches sc.exe
    - System Location Discovery: System Language Discovery
    PID:4696
- - C:\Windows\SysWOW64\sc.exe
    "sc.exe" delete S_6ixkoj
    3⤵
    - Launches sc.exe
    - System Location Discovery: System Language Discovery
    PID:4084
- - C:\Windows\SysWOW64\sc.exe
    "sc.exe" create S_6ixkoj binPath= "C:\Windows\System32\6ixkoj.exe /service" type= own start= auto
    3⤵
    - Launches sc.exe
    - System Location Discovery: System Language Discovery
    PID:4868
- - C:\Windows\SysWOW64\sc.exe
    "sc.exe" description S_6ixkoj "Windows Security Update Service"
    3⤵
    - Launches sc.exe
    - System Location Discovery: System Language Discovery
    PID:2540
- - C:\Windows\SysWOW64\sc.exe
    "sc.exe" failure S_6ixkoj reset= 3600 actions= restart/10000
    3⤵
    - Launches sc.exe
    - System Location Discovery: System Language Discovery
    PID:4124
- - C:\Windows\SysWOW64\sc.exe
    "sc.exe" start S_6ixkoj
    3⤵
    - Launches sc.exe
    - System Location Discovery: System Language Discovery
    PID:2724

C:\Windows\SysWOW64\6ixkoj.exe
C:\Windows\SysWOW64\6ixkoj.exe /service
1⤵
- Executes dropped EXE
- Drops file in System32 directory
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Suspicious use of AdjustPrivilegeToken
PID:2740

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

System Services

T1569

Service Execution

T1569.002

Persistence

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

System Network Configuration Discovery

T1016

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Service Stop

T1489

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Downloads

6ixkoj.exe

Path C:\Windows\SysWOW64\6ixkoj.exe
Size 1.2MB
SHA256 f2fa88f9e366b7d0a55e3c9c0e28f739855fce26da0448d3ee9fc77ed1ab7c6f
MD5 767ceae793037a00d356d0c5afd32291
SHA1 de4b6c10e286b38de0ad3cba70cf49b36ef3f3f9
SHA512 adb617cd7721902997d9bb67b7c2d4de956f2b755b30312daaad5b77a61db51d3da7b66b901beb1dda7a1d5093418eea4c10dfd428fc9629b61202fa3541264c
SSDEEP 384:J61znGslrML4OoDkrYO9nlijkDeQyEGXA0YtKW0xBQbQtSD1bMzUFNQhwvz9aDaJ:AhzlrqF9Og1
TLSH
T149451E29DF7B29FF0026CC9BDBD24263F4549426699D9BA209D243EB0793D07A493D3C
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/2740-12-0x0000000004A10000-0x0000000004AAC000-memory.dmp

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memory/2740-14-0x00000000055A0000-0x0000000005B5A000-memory.dmp

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memory/2740-8-0x0000000003FC0000-0x0000000003FE2000-memory.dmp

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memory/2740-9-0x0000000003F90000-0x0000000003FAE000-memory.dmp

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memory/2740-13-0x0000000004AB0000-0x0000000004B16000-memory.dmp

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memory/2740-11-0x00000000048D0000-0x00000000048EC000-memory.dmp

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memory/4076-1-0x00000000008C0000-0x00000000009F4000-memory.dmp

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memory/4076-2-0x00000000744E0000-0x0000000074C9C000-memory.dmp

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memory/4076-5-0x00000000744E0000-0x0000000074C9C000-memory.dmp

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memory/4076-0-0x00000000744F2000-0x00000000744F3000-memory.dmp

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memory/4984-6-0x00000000744E0000-0x0000000074C9C000-memory.dmp

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memory/4984-10-0x00000000744E0000-0x0000000074C9C000-memory.dmp

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memory/4984-4-0x00000000744E0000-0x0000000074C9C000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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