815011c900493fb280501f1475aec2a1b6ac0af6c7845eacc00729168c93f217

Analysis

max time kernel
150s
max time network
128s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
25/09/2026, 18:30

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General

Target
jaffacakes118_815011c900493fb280501f1475aec2a1b6ac0af6c7845eacc00729168c93f217.exe
Size 44KB
Sample260925-w5lgpagg39
SHA256 815011c900493fb280501f1475aec2a1b6ac0af6c7845eacc00729168c93f217
MD5 34dc30b980facad25e7b5a186ded7f7f
SHA1 5602900040989dc2d1cf9b76802d6d6fdf7a3ff7
SHA512 5b498d90e55852f880a5d02346a0800d9d72e4b4459431f38a07b9d1c6e04143c71c3003b7025c787f12ca4685e6d0fd47ccc19209ea4c0ddfddcf846ce0ac4d
SSDEEP 384:DowFLTZgiiADb9lSH6os3RArA8H1Y2/1E+ipct5YmV+tMdBxQ1:cwVTZPVDbfe6yrZ1nq5at57+tMdfQ1
TLSH
T15E133A9B2B058CF2D1E9807534CA52265BFAAC3147276A93CF336AC5DD301D8AD36257
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
6132	peuseuk.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\peuseu.dll	jaffacakes118_815011c900493fb280501f1475aec2a1b6ac0af6c7845eacc00729168c93f217.exe
File created	C:\Windows\SysWOW64\peuseuk.exe	jaffacakes118_815011c900493fb280501f1475aec2a1b6ac0af6c7845eacc00729168c93f217.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
1088	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	jaffacakes118_815011c900493fb280501f1475aec2a1b6ac0af6c7845eacc00729168c93f217.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	peuseuk.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
5636	jaffacakes118_815011c900493fb280501f1475aec2a1b6ac0af6c7845eacc00729168c93f217.exe
5636	jaffacakes118_815011c900493fb280501f1475aec2a1b6ac0af6c7845eacc00729168c93f217.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 5636 wrote to memory of 6132	5636	jaffacakes118_815011c900493fb280501f1475aec2a1b6ac0af6c7845eacc00729168c93f217.exe	89
PID 5636 wrote to memory of 1088	5636	jaffacakes118_815011c900493fb280501f1475aec2a1b6ac0af6c7845eacc00729168c93f217.exe	91

C:\Users\Admin\AppData\Local\Temp\jaffacakes118_815011c900493fb280501f1475aec2a1b6ac0af6c7845eacc00729168c93f217.exe
"C:\Users\Admin\AppData\Local\Temp\jaffacakes118_815011c900493fb280501f1475aec2a1b6ac0af6c7845eacc00729168c93f217.exe"
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:5636
- C:\Windows\SysWOW64\peuseuk.exe
  C:\Windows\system32\peuseuk.exe ˜‰
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:6132
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\jaffacakes118_815011c900493fb280501f1475aec2a1b6ac0af6c7845eacc00729168c93f217.exe.bat
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  PID:1088

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

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Downloads

jaffacakes118_815011c900493fb280501f1475aec2a1b6ac0af6c7845eacc00729168c93f217.exe.bat

Path C:\Users\Admin\AppData\Local\Temp\jaffacakes118_815011c900493fb280501f1475aec2a1b6ac0af6c7845eacc00729168c93f217.exe.bat
Size 274B
SHA256 8d74581067003a6fdaf80eaf29d53022a9291618c115f45b892aee328e33c302
MD5 360044aa49db95eb6ae31e55815f60b9
SHA1 c25aed0595fe88d87ca62e20d6ac03fca9dff389
SHA512 0b773780a7701305c9b5b72bd8715d50d7b8dfbb0ca8a37d79a12bfed3a686440ad2772d82f0d035bb823e5bd3d60b7b925d238583229537caeac14f79ddf83e
TLSH
T115D0C240C2C68EE50C44D90B02756BC7509A486536986B2E0623E1C5012101CE2C365D
MD5 SHA1 SHA512 TLSH

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peuseuk.exe

Path C:\Windows\SysWOW64\peuseuk.exe
Size 44KB
SHA256 815011c900493fb280501f1475aec2a1b6ac0af6c7845eacc00729168c93f217
MD5 34dc30b980facad25e7b5a186ded7f7f
SHA1 5602900040989dc2d1cf9b76802d6d6fdf7a3ff7
SHA512 5b498d90e55852f880a5d02346a0800d9d72e4b4459431f38a07b9d1c6e04143c71c3003b7025c787f12ca4685e6d0fd47ccc19209ea4c0ddfddcf846ce0ac4d
SSDEEP 384:DowFLTZgiiADb9lSH6os3RArA8H1Y2/1E+ipct5YmV+tMdBxQ1:cwVTZPVDbfe6yrZ1nq5at57+tMdfQ1
TLSH
T15E133A9B2B058CF2D1E9807534CA52265BFAAC3147276A93CF336AC5DD301D8AD36257
MD5 SHA1 SHA512 SSDEEP TLSH

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