64bdac696ee8ecada1be635360ca1b7400c96e1756aafce6307b5869dc247ac7

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
25/09/2026, 22:28

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
jaffacakes118_64bdac696ee8ecada1be635360ca1b7400c96e1756aafce6307b5869dc247ac7.exe
Size 48KB
Sample260925-2dv5psyalh
SHA256 64bdac696ee8ecada1be635360ca1b7400c96e1756aafce6307b5869dc247ac7
MD5 c7d4ea05e3e88caed6667f8e6b0862c1
SHA1 d6c7661609f253f8a2303f30bcf2a9ba8f690aad
SHA512 53678f8efe2a4ef57c25a909482e342abfc6d95f7acc1934ca80ef5631bf2c1cf7e8d360f89a3f0af00a222adfcd436ebae3473085f7902dcfe26a40fa2b2ee7
SSDEEP 384:IMyvADekRtvYSFwzn8xOrLgN205ahYLKPXPClP/Yda7qF:IrY6knYSG8Mrx0N+PXPClPAdaK
TLSH
T1F1234B8B944264F1D5A68A342692651337EE4D3C37A864AFDF7348CC7F2948EB2C5E07
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
3412	zesttnsk.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\zesttns.dll	jaffacakes118_64bdac696ee8ecada1be635360ca1b7400c96e1756aafce6307b5869dc247ac7.exe
File created	C:\Windows\SysWOW64\zesttnsk.exe	jaffacakes118_64bdac696ee8ecada1be635360ca1b7400c96e1756aafce6307b5869dc247ac7.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
3592	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	zesttnsk.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	jaffacakes118_64bdac696ee8ecada1be635360ca1b7400c96e1756aafce6307b5869dc247ac7.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4688	jaffacakes118_64bdac696ee8ecada1be635360ca1b7400c96e1756aafce6307b5869dc247ac7.exe
4688	jaffacakes118_64bdac696ee8ecada1be635360ca1b7400c96e1756aafce6307b5869dc247ac7.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 4688 wrote to memory of 3412	4688	jaffacakes118_64bdac696ee8ecada1be635360ca1b7400c96e1756aafce6307b5869dc247ac7.exe	89
PID 4688 wrote to memory of 3592	4688	jaffacakes118_64bdac696ee8ecada1be635360ca1b7400c96e1756aafce6307b5869dc247ac7.exe	90

C:\Users\Admin\AppData\Local\Temp\jaffacakes118_64bdac696ee8ecada1be635360ca1b7400c96e1756aafce6307b5869dc247ac7.exe
"C:\Users\Admin\AppData\Local\Temp\jaffacakes118_64bdac696ee8ecada1be635360ca1b7400c96e1756aafce6307b5869dc247ac7.exe"
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4688
- C:\Windows\SysWOW64\zesttnsk.exe
  C:\Windows\system32\zesttnsk.exe ˜‰
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:3412
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\jaffacakes118_64bdac696ee8ecada1be635360ca1b7400c96e1756aafce6307b5869dc247ac7.exe.bat
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  PID:3592

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

Loading Replay Monitor...

Downloads

jaffacakes118_64bdac696ee8ecada1be635360ca1b7400c96e1756aafce6307b5869dc247ac7.exe.bat

Path C:\Users\Admin\AppData\Local\Temp\jaffacakes118_64bdac696ee8ecada1be635360ca1b7400c96e1756aafce6307b5869dc247ac7.exe.bat
Size 274B
SHA256 da08256acdf2b23146c629fde396e5c4d3dceeed7353b207ee6a539bbc98a9b0
MD5 1fd5849844af663c7a831406184455ea
SHA1 8e098183e1de993b4bffd7260131e39a43ae5e51
SHA512 04ea3d9d35a574b9845a052e027f7186cf04e53f92c524789a4b66e4c31db69cfe1aad6368f09589b5a5b3fb706e092a52be3b76474f21bbe1a70c9e0bef64ba
TLSH
T174D02B72024382BD1F40C41FCEE8494962A005A45E892F21433354D45232068FFD2704
MD5 SHA1 SHA512 TLSH

Submit Download

zesttnsk.exe

Path C:\Windows\SysWOW64\zesttnsk.exe
Size 48KB
SHA256 64bdac696ee8ecada1be635360ca1b7400c96e1756aafce6307b5869dc247ac7
MD5 c7d4ea05e3e88caed6667f8e6b0862c1
SHA1 d6c7661609f253f8a2303f30bcf2a9ba8f690aad
SHA512 53678f8efe2a4ef57c25a909482e342abfc6d95f7acc1934ca80ef5631bf2c1cf7e8d360f89a3f0af00a222adfcd436ebae3473085f7902dcfe26a40fa2b2ee7
SSDEEP 384:IMyvADekRtvYSFwzn8xOrLgN205ahYLKPXPClP/Yda7qF:IrY6knYSG8Mrx0N+PXPClPAdaK
TLSH
T1F1234B8B944264F1D5A68A342692651337EE4D3C37A864AFDF7348CC7F2948EB2C5E07
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download