c65fe5457e3fb1d5a7605c151d86c24234ab34e206307ec963e78c87247b8c88

Analysis

max time kernel
150s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
30/09/2026, 10:32

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General

Target
jaffacakes118_c65fe5457e3fb1d5a7605c151d86c24234ab34e206307ec963e78c87247b8c88.exe
Size 48KB
Sample260930-mk95wacf27
SHA256 c65fe5457e3fb1d5a7605c151d86c24234ab34e206307ec963e78c87247b8c88
MD5 0fa1c739088a986885489c07d29c9677
SHA1 619907dd7982f5a726f8233a58c98f1a20119b26
SHA512 1e7b856260a6e67e36c5b7d8e8e989f434a48e276d4bba027577bd9d2a7d0d96aa7466f5c88c9f1a144e07065c5c11feba9f7322c7e5390c42f4e031349ec3b5
SSDEEP 384:0k03Y/tH0dvYSvLVxXkpaQFcZRQghHgjTpUbcjhR/iwNiUz0:0k03cxsYSvKzS+ghHg/zhR/iw/4
TLSH
T153232A8F374068F1CAED093432EEB6225FBA6F30196524A3FAF75E495D712876650E03
MD5 SHA1 SHA512 SSDEEP TLSH

Score

8^/10

discovery execution persistence privilege_escalation

Malware Config

Signatures

Event Triggered Execution: AppInit DLLs 1 TTPs
Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.
persistence privilege_escalation

AppInit DLLs
T1546.010

Executes dropped EXE 1 IoCs

pid	Process
4676	xuntxnk.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\xuntxn.dll	jaffacakes118_c65fe5457e3fb1d5a7605c151d86c24234ab34e206307ec963e78c87247b8c88.exe
File created	C:\Windows\SysWOW64\xuntxnk.exe	jaffacakes118_c65fe5457e3fb1d5a7605c151d86c24234ab34e206307ec963e78c87247b8c88.exe

Executes a command shell one-liner 1 TTPs 1 IoCs

Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

execution

Windows Command Shell

T1059.003

pid	Process
4680	cmd.exe

System Location Discovery: System Language Discovery 1 TTPs 3 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	xuntxnk.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	jaffacakes118_c65fe5457e3fb1d5a7605c151d86c24234ab34e206307ec963e78c87247b8c88.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2016	jaffacakes118_c65fe5457e3fb1d5a7605c151d86c24234ab34e206307ec963e78c87247b8c88.exe
2016	jaffacakes118_c65fe5457e3fb1d5a7605c151d86c24234ab34e206307ec963e78c87247b8c88.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 2016 wrote to memory of 4676	2016	jaffacakes118_c65fe5457e3fb1d5a7605c151d86c24234ab34e206307ec963e78c87247b8c88.exe	89
PID 2016 wrote to memory of 4680	2016	jaffacakes118_c65fe5457e3fb1d5a7605c151d86c24234ab34e206307ec963e78c87247b8c88.exe	90

C:\Users\Admin\AppData\Local\Temp\jaffacakes118_c65fe5457e3fb1d5a7605c151d86c24234ab34e206307ec963e78c87247b8c88.exe
"C:\Users\Admin\AppData\Local\Temp\jaffacakes118_c65fe5457e3fb1d5a7605c151d86c24234ab34e206307ec963e78c87247b8c88.exe"
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2016
- C:\Windows\SysWOW64\xuntxnk.exe
  C:\Windows\system32\xuntxnk.exe ˜‰
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:4676
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\jaffacakes118_c65fe5457e3fb1d5a7605c151d86c24234ab34e206307ec963e78c87247b8c88.exe.bat
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  PID:4680

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

Windows Command Shell

T1059.003

Persistence

Event Triggered Execution

T1546

AppInit DLLs

T1546.010

Privilege Escalation

Event Triggered Execution

T1546

AppInit DLLs

T1546.010

Defense Evasion

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

jaffacakes118_c65fe5457e3fb1d5a7605c151d86c24234ab34e206307ec963e78c87247b8c88.exe.bat

Path C:\Users\Admin\AppData\Local\Temp\jaffacakes118_c65fe5457e3fb1d5a7605c151d86c24234ab34e206307ec963e78c87247b8c88.exe.bat
Size 274B
SHA256 54a7342081123773ebecaf468eb0822875e2a74589774b5d8c8e7a1b5179f385
MD5 54d9e106e13969953d3730109d6535ea
SHA1 fb6edbf0385c55fe0d2e923d0e5996ffe65db1c9
SHA512 b5b8f8a2d67342993a693f697fe94167554547bb2ac99c2a67ec27a3927f6035987469fcfd81adbdd765df476af840166aec5d3529f581620661ed70cbd22954
TLSH
T158D02BE0C193D121E442963F8A790185C3111D1CE3853B164532CDC511A0005BBC2F8A
MD5 SHA1 SHA512 TLSH

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xuntxnk.exe

Path C:\Windows\SysWOW64\xuntxnk.exe
Size 48KB
SHA256 c65fe5457e3fb1d5a7605c151d86c24234ab34e206307ec963e78c87247b8c88
MD5 0fa1c739088a986885489c07d29c9677
SHA1 619907dd7982f5a726f8233a58c98f1a20119b26
SHA512 1e7b856260a6e67e36c5b7d8e8e989f434a48e276d4bba027577bd9d2a7d0d96aa7466f5c88c9f1a144e07065c5c11feba9f7322c7e5390c42f4e031349ec3b5
SSDEEP 384:0k03Y/tH0dvYSvLVxXkpaQFcZRQghHgjTpUbcjhR/iwNiUz0:0k03cxsYSvKzS+ghHg/zhR/iw/4
TLSH
T153232A8F374068F1CAED093432EEB6225FBA6F30196524A3FAF75E495D712876650E03
MD5 SHA1 SHA512 SSDEEP TLSH

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