f1c64807890f34700a409ea3601023cc2ee4b501eede9532bc3aa29f1b75eb73

Analysis

max time kernel
150s
max time network
144s
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, 04:45

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General

Target
jaffacakes118_f1c64807890f34700a409ea3601023cc2ee4b501eede9532bc3aa29f1b75eb73.exe
Size 48KB
Sample260924-fdnvqseb68
SHA256 f1c64807890f34700a409ea3601023cc2ee4b501eede9532bc3aa29f1b75eb73
MD5 0572c8dd63b0546ee52106e4cae5ff36
SHA1 dd823c349c584d7bd9aa29791336c1f85e589b60
SHA512 96a21552e7c0e39d680fc2e79c03494764c1d354969e5936b87f49f1061284c4c38fa5ea8941c442b9feda19ec6fb61661b0eef27e61f54f2f095234742d76f3
SSDEEP 768:IlkQ17YSyHuTXHtEDV52nz8qLZN2t5Ys:ykY8EcgHNER
TLSH
T101234C4BB215A8F2E9EE063435BBB7025AB98E30C6BC4463DFFB6D496E31584452CD07
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
2500	thermnck.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\thermnc.dll	jaffacakes118_f1c64807890f34700a409ea3601023cc2ee4b501eede9532bc3aa29f1b75eb73.exe
File created	C:\Windows\SysWOW64\thermnck.exe	jaffacakes118_f1c64807890f34700a409ea3601023cc2ee4b501eede9532bc3aa29f1b75eb73.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
2484	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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	jaffacakes118_f1c64807890f34700a409ea3601023cc2ee4b501eede9532bc3aa29f1b75eb73.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	thermnck.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4712	jaffacakes118_f1c64807890f34700a409ea3601023cc2ee4b501eede9532bc3aa29f1b75eb73.exe
4712	jaffacakes118_f1c64807890f34700a409ea3601023cc2ee4b501eede9532bc3aa29f1b75eb73.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 4712 wrote to memory of 2500	4712	jaffacakes118_f1c64807890f34700a409ea3601023cc2ee4b501eede9532bc3aa29f1b75eb73.exe	91
PID 4712 wrote to memory of 2484	4712	jaffacakes118_f1c64807890f34700a409ea3601023cc2ee4b501eede9532bc3aa29f1b75eb73.exe	92

C:\Users\Admin\AppData\Local\Temp\jaffacakes118_f1c64807890f34700a409ea3601023cc2ee4b501eede9532bc3aa29f1b75eb73.exe
"C:\Users\Admin\AppData\Local\Temp\jaffacakes118_f1c64807890f34700a409ea3601023cc2ee4b501eede9532bc3aa29f1b75eb73.exe"
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4712
- C:\Windows\SysWOW64\thermnck.exe
  C:\Windows\system32\thermnck.exe ˜‰
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2500
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\jaffacakes118_f1c64807890f34700a409ea3601023cc2ee4b501eede9532bc3aa29f1b75eb73.exe.bat
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  PID:2484

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_f1c64807890f34700a409ea3601023cc2ee4b501eede9532bc3aa29f1b75eb73.exe.bat

Path C:\Users\Admin\AppData\Local\Temp\jaffacakes118_f1c64807890f34700a409ea3601023cc2ee4b501eede9532bc3aa29f1b75eb73.exe.bat
Size 274B
SHA256 7634c638d8d2a4d2c13173cca81b93e5712de60ded1fd97a11b0481fa05671ee
MD5 23bd7d46ffed42efc0961549e095108a
SHA1 319df2ab3c89f0ef8156cac34314c1a8c432759c
SHA512 2b3ca214deae055c545caa208e8f440907816443d5331414cd99e8814284c3d09eef2827354d01770e52ac4e17f2bbf7b4483218e7b2f7b59dee557a79944840
TLSH
T122D02B519639C902A800BAAF052D0548710EECCA35E82B315F3146F00242006B19270C
MD5 SHA1 SHA512 TLSH

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thermnck.exe

Path C:\Windows\SysWOW64\thermnck.exe
Size 48KB
SHA256 f1c64807890f34700a409ea3601023cc2ee4b501eede9532bc3aa29f1b75eb73
MD5 0572c8dd63b0546ee52106e4cae5ff36
SHA1 dd823c349c584d7bd9aa29791336c1f85e589b60
SHA512 96a21552e7c0e39d680fc2e79c03494764c1d354969e5936b87f49f1061284c4c38fa5ea8941c442b9feda19ec6fb61661b0eef27e61f54f2f095234742d76f3
SSDEEP 768:IlkQ17YSyHuTXHtEDV52nz8qLZN2t5Ys:ykY8EcgHNER
TLSH
T101234C4BB215A8F2E9EE063435BBB7025AB98E30C6BC4463DFFB6D496E31584452CD07
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download