166e9cc66a1dea0e4a8b00447d94843b14996410203868e426acdb5a0bda59ab

Analysis

max time kernel
150s
max time network
125s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
24/09/2026, 04:37

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General

Target
jaffacakes118_166e9cc66a1dea0e4a8b00447d94843b14996410203868e426acdb5a0bda59ab.exe
Size 44KB
Sample260924-e857tsyxcs
SHA256 166e9cc66a1dea0e4a8b00447d94843b14996410203868e426acdb5a0bda59ab
MD5 166da1b0701764d70d14136638c5cf3e
SHA1 3664ee5e31b557e9ff613ec56e16290b6f8704ba
SHA512 13395531955db035603ee95ead196176e01afb510de01272760c3426dc7441e8a2716381d0517e7816b8b05c57f6330f6f56225644c697415e006e6d785a2f60
SSDEEP 384:EE2RuIVieHKxvvNgQi2wQ/zOlK7/tlc2iSt7TmcJVUHcsDB8pct5EuJ:+5IHNgQi2wQ/6lStlc2FycWNDCat59
TLSH
T14C136C4B9A825073D4C90AF234DFBA175FB76F3813B35DE3CA5B2A8425705568D3A20B
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
5612	johandyk.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\johandy.dll	jaffacakes118_166e9cc66a1dea0e4a8b00447d94843b14996410203868e426acdb5a0bda59ab.exe
File created	C:\Windows\SysWOW64\johandyk.exe	jaffacakes118_166e9cc66a1dea0e4a8b00447d94843b14996410203868e426acdb5a0bda59ab.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
5580	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	johandyk.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	jaffacakes118_166e9cc66a1dea0e4a8b00447d94843b14996410203868e426acdb5a0bda59ab.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 1976 wrote to memory of 5612	1976	jaffacakes118_166e9cc66a1dea0e4a8b00447d94843b14996410203868e426acdb5a0bda59ab.exe	90
PID 1976 wrote to memory of 5580	1976	jaffacakes118_166e9cc66a1dea0e4a8b00447d94843b14996410203868e426acdb5a0bda59ab.exe	92

C:\Users\Admin\AppData\Local\Temp\jaffacakes118_166e9cc66a1dea0e4a8b00447d94843b14996410203868e426acdb5a0bda59ab.exe
"C:\Users\Admin\AppData\Local\Temp\jaffacakes118_166e9cc66a1dea0e4a8b00447d94843b14996410203868e426acdb5a0bda59ab.exe"
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1976
- C:\Windows\SysWOW64\johandyk.exe
  C:\Windows\system32\johandyk.exe ˜‰
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:5612
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\jaffacakes118_166e9cc66a1dea0e4a8b00447d94843b14996410203868e426acdb5a0bda59ab.exe.bat
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  PID:5580

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_166e9cc66a1dea0e4a8b00447d94843b14996410203868e426acdb5a0bda59ab.exe.bat

Path C:\Users\Admin\AppData\Local\Temp\jaffacakes118_166e9cc66a1dea0e4a8b00447d94843b14996410203868e426acdb5a0bda59ab.exe.bat
Size 274B
SHA256 b074aa38ef4e87a554d65d3ca007229b5b49fc1f61679255603076e4e876fdf2
MD5 5fca0b746182c49fd00efd7b1421abc7
SHA1 ebfa35b8034772b7eee670a59e2e4fff8a80fe10
SHA512 d34521d6a0783d4de15f929f6d10fc614d4bf48a3ce8f454c3758f9e63b6c60716b18b5f571c852a9467c8513e15e5827d65679286c4d72e9bf8e97172c7613d
TLSH
T10AD02B84B2DA88DB5810ED0B90782A3DC2561F4773453F264F31C7D3591201CE9817C4
MD5 SHA1 SHA512 TLSH

Submit Download

johandyk.exe

Path C:\Windows\SysWOW64\johandyk.exe
Size 44KB
SHA256 166e9cc66a1dea0e4a8b00447d94843b14996410203868e426acdb5a0bda59ab
MD5 166da1b0701764d70d14136638c5cf3e
SHA1 3664ee5e31b557e9ff613ec56e16290b6f8704ba
SHA512 13395531955db035603ee95ead196176e01afb510de01272760c3426dc7441e8a2716381d0517e7816b8b05c57f6330f6f56225644c697415e006e6d785a2f60
SSDEEP 384:EE2RuIVieHKxvvNgQi2wQ/zOlK7/tlc2iSt7TmcJVUHcsDB8pct5EuJ:+5IHNgQi2wQ/6lStlc2FycWNDCat59
TLSH
T14C136C4B9A825073D4C90AF234DFBA175FB76F3813B35DE3CA5B2A8425705568D3A20B
MD5 SHA1 SHA512 SSDEEP TLSH