d25bfa7e9e3fbbaca7dcc30f0d8568073c3e67ae04f29d836333beae6eccf5a8

Analysis

max time kernel
150s
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, 11:18

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
jaffacakes118_d25bfa7e9e3fbbaca7dcc30f0d8568073c3e67ae04f29d836333beae6eccf5a8.exe
Size 44KB
Sample260924-necsvscc75
SHA256 d25bfa7e9e3fbbaca7dcc30f0d8568073c3e67ae04f29d836333beae6eccf5a8
MD5 bf6bdad6cb8e97c45ecba7453f6b14fe
SHA1 1311644d18d322de82af800bb5e14660695250a4
SHA512 a939b9a3dc6971f10194b7893579c3abf8f39ee55d10ece368b1e0e59458ffb72281814aa3a97517c1c7b91f8d24bd4a2e740239840655d065f1474e056d9d2b
SSDEEP 768:kombPNgB5rUzJ6eKKmauTiR9qhSRL7bAlI9C:kJbFw5rUzJ6eKKmauSL7bl
TLSH
T104132A4FA9608CB2D39A8438774A553B9FFB6930172689D3CB736AC45930EE49E31607
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
1128	rmchampk.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\rmchamp.dll	jaffacakes118_d25bfa7e9e3fbbaca7dcc30f0d8568073c3e67ae04f29d836333beae6eccf5a8.exe
File created	C:\Windows\SysWOW64\rmchampk.exe	jaffacakes118_d25bfa7e9e3fbbaca7dcc30f0d8568073c3e67ae04f29d836333beae6eccf5a8.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
3392	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_d25bfa7e9e3fbbaca7dcc30f0d8568073c3e67ae04f29d836333beae6eccf5a8.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rmchampk.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 4728 wrote to memory of 1128	4728	jaffacakes118_d25bfa7e9e3fbbaca7dcc30f0d8568073c3e67ae04f29d836333beae6eccf5a8.exe	89
PID 4728 wrote to memory of 3392	4728	jaffacakes118_d25bfa7e9e3fbbaca7dcc30f0d8568073c3e67ae04f29d836333beae6eccf5a8.exe	90

C:\Users\Admin\AppData\Local\Temp\jaffacakes118_d25bfa7e9e3fbbaca7dcc30f0d8568073c3e67ae04f29d836333beae6eccf5a8.exe
"C:\Users\Admin\AppData\Local\Temp\jaffacakes118_d25bfa7e9e3fbbaca7dcc30f0d8568073c3e67ae04f29d836333beae6eccf5a8.exe"
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4728
- C:\Windows\SysWOW64\rmchampk.exe
  C:\Windows\system32\rmchampk.exe ˜‰
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:1128
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\jaffacakes118_d25bfa7e9e3fbbaca7dcc30f0d8568073c3e67ae04f29d836333beae6eccf5a8.exe.bat
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  PID:3392

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_d25bfa7e9e3fbbaca7dcc30f0d8568073c3e67ae04f29d836333beae6eccf5a8.exe.bat

Path C:\Users\Admin\AppData\Local\Temp\jaffacakes118_d25bfa7e9e3fbbaca7dcc30f0d8568073c3e67ae04f29d836333beae6eccf5a8.exe.bat
Size 274B
SHA256 f43304cca8499d6153d39e0cbe6cb3b521c0476e0782f90debdbf6d3e446ab37
MD5 9b001a0319cf9d20c40561e43cfc78c1
SHA1 cc98fafdae6ec6c346d5ff546e9d57c77c4394fd
SHA512 07b90e02620479f66cb7145ed568c7fe3ccb540ad13e7cb54efb18d542b605fb6d7296d5887906c5d14a4fe562e6d8457581e4e97fc4b1cc496c99d0b05bc416
TLSH
T124D02BC056A1C5653C11942F0D264207D56F06D226CE3F004130C7CD916329CB68B31B
MD5 SHA1 SHA512 TLSH

Submit Download

rmchampk.exe

Path C:\Windows\SysWOW64\rmchampk.exe
Size 44KB
SHA256 d25bfa7e9e3fbbaca7dcc30f0d8568073c3e67ae04f29d836333beae6eccf5a8
MD5 bf6bdad6cb8e97c45ecba7453f6b14fe
SHA1 1311644d18d322de82af800bb5e14660695250a4
SHA512 a939b9a3dc6971f10194b7893579c3abf8f39ee55d10ece368b1e0e59458ffb72281814aa3a97517c1c7b91f8d24bd4a2e740239840655d065f1474e056d9d2b
SSDEEP 768:kombPNgB5rUzJ6eKKmauTiR9qhSRL7bAlI9C:kJbFw5rUzJ6eKKmauSL7bl
TLSH
T104132A4FA9608CB2D39A8438774A553B9FFB6930172689D3CB736AC45930EE49E31607
MD5 SHA1 SHA512 SSDEEP TLSH