07145ce0441f513e55e4f3dc2ca71d04021ca145caa1c47ef332829390a07164

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, 11:20

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General

Target
jaffacakes118_07145ce0441f513e55e4f3dc2ca71d04021ca145caa1c47ef332829390a07164.exe
Size 48KB
Sample260924-nfv1tscd27
SHA256 07145ce0441f513e55e4f3dc2ca71d04021ca145caa1c47ef332829390a07164
MD5 1057e5b8f6f582b28092ba73bcb2ba63
SHA1 2d5b6752ca900135d18c51d771111f70bab710a9
SHA512 83a85254ba318ae07e8cbd7c74ae7ccd94773075eeedd5f4209d6615f4b5f9bb8e41607c7419b788c8d530cc3d6ff03c738051caed10bb30419b37f59f70263d
SSDEEP 768:w+0Xr3sMD+7FBZHnOwGFzvG0EEeTq8MlPz41bmldXPZ+a6t5/6dpx:w+073sMD2PZHnOwGFzvG0EEQtyzzV16U
TLSH
T140231B4B32718CB1C19A0C3899585637CFF66C35576AD8D7CAA3C949E721ED3AB39203
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
936	cupopsk.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\cupops.dll	jaffacakes118_07145ce0441f513e55e4f3dc2ca71d04021ca145caa1c47ef332829390a07164.exe
File created	C:\Windows\SysWOW64\cupopsk.exe	jaffacakes118_07145ce0441f513e55e4f3dc2ca71d04021ca145caa1c47ef332829390a07164.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
5428	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_07145ce0441f513e55e4f3dc2ca71d04021ca145caa1c47ef332829390a07164.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cupopsk.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 4964 wrote to memory of 936	4964	jaffacakes118_07145ce0441f513e55e4f3dc2ca71d04021ca145caa1c47ef332829390a07164.exe	89
PID 4964 wrote to memory of 5428	4964	jaffacakes118_07145ce0441f513e55e4f3dc2ca71d04021ca145caa1c47ef332829390a07164.exe	91

C:\Users\Admin\AppData\Local\Temp\jaffacakes118_07145ce0441f513e55e4f3dc2ca71d04021ca145caa1c47ef332829390a07164.exe
"C:\Users\Admin\AppData\Local\Temp\jaffacakes118_07145ce0441f513e55e4f3dc2ca71d04021ca145caa1c47ef332829390a07164.exe"
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4964
- C:\Windows\SysWOW64\cupopsk.exe
  C:\Windows\system32\cupopsk.exe ˜‰
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:936
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\jaffacakes118_07145ce0441f513e55e4f3dc2ca71d04021ca145caa1c47ef332829390a07164.exe.bat
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  PID:5428

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_07145ce0441f513e55e4f3dc2ca71d04021ca145caa1c47ef332829390a07164.exe.bat

Path C:\Users\Admin\AppData\Local\Temp\jaffacakes118_07145ce0441f513e55e4f3dc2ca71d04021ca145caa1c47ef332829390a07164.exe.bat
Size 274B
SHA256 4fad4f5ae8208a0f150a5b8b84520f36c3ee21153b654e1415eae3fe52c18909
MD5 5917f8d0cd0cceb325428e39d183d62f
SHA1 6dbde7fa235e9224a0be889712be8a4f5beb2fd7
SHA512 24bfffc4f9687e31a5d8dc68d5aa9227a3c05ab9c88af9fb22134b653fcb18519047274f5b7b2846c04b2a28ae403e1bc1eebb533ba67aadec7729482037939a
TLSH
T170D05B34837795853C01D01B877B675DD0A1258C36C91F15069357F4F64317DB7A5345
MD5 SHA1 SHA512 TLSH

Submit Download

cupopsk.exe

Path C:\Windows\SysWOW64\cupopsk.exe
Size 48KB
SHA256 07145ce0441f513e55e4f3dc2ca71d04021ca145caa1c47ef332829390a07164
MD5 1057e5b8f6f582b28092ba73bcb2ba63
SHA1 2d5b6752ca900135d18c51d771111f70bab710a9
SHA512 83a85254ba318ae07e8cbd7c74ae7ccd94773075eeedd5f4209d6615f4b5f9bb8e41607c7419b788c8d530cc3d6ff03c738051caed10bb30419b37f59f70263d
SSDEEP 768:w+0Xr3sMD+7FBZHnOwGFzvG0EEeTq8MlPz41bmldXPZ+a6t5/6dpx:w+073sMD2PZHnOwGFzvG0EEQtyzzV16U
TLSH
T140231B4B32718CB1C19A0C3899585637CFF66C35576AD8D7CAA3C949E721ED3AB39203
MD5 SHA1 SHA512 SSDEEP TLSH