cd5ba7ebd998fd6f9ad43762c30274785dbd73c7ff05433290e2e34a643bab0c

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_cd5ba7ebd998fd6f9ad43762c30274785dbd73c7ff05433290e2e34a643bab0c.exe
Size 44KB
Sample260924-nffadashmg
SHA256 cd5ba7ebd998fd6f9ad43762c30274785dbd73c7ff05433290e2e34a643bab0c
MD5 47eec0e8cbae987377d273b7a8763261
SHA1 f2ad20686e393d76d75f2a3899fa9439676b6858
SHA512 9dddbe7dcd61f7da2bf9f4a3b75600dc36c20faefd73f87e71bf58ba0f7dfcaaa107769546ff046a3b0aeef8fa32c5222469d8c3289d481a171edf8ec7a5dedf
SSDEEP 768:kombPNgB5rUzJ6eKKmauTiR9qhSRL7bAQI9C:kJbFw5rUzJ6eKKmauSL7b2
TLSH
T1BA132A4FA9608CB2D39A8438774A553B9FFB6930132689D3CB736AC45930EE49E31207
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
4080	rmchampk.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\rmchamp.dll	jaffacakes118_cd5ba7ebd998fd6f9ad43762c30274785dbd73c7ff05433290e2e34a643bab0c.exe
File created	C:\Windows\SysWOW64\rmchampk.exe	jaffacakes118_cd5ba7ebd998fd6f9ad43762c30274785dbd73c7ff05433290e2e34a643bab0c.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
4860	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	rmchampk.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	jaffacakes118_cd5ba7ebd998fd6f9ad43762c30274785dbd73c7ff05433290e2e34a643bab0c.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 4280 wrote to memory of 4080	4280	jaffacakes118_cd5ba7ebd998fd6f9ad43762c30274785dbd73c7ff05433290e2e34a643bab0c.exe	89
PID 4280 wrote to memory of 4860	4280	jaffacakes118_cd5ba7ebd998fd6f9ad43762c30274785dbd73c7ff05433290e2e34a643bab0c.exe	91

C:\Users\Admin\AppData\Local\Temp\jaffacakes118_cd5ba7ebd998fd6f9ad43762c30274785dbd73c7ff05433290e2e34a643bab0c.exe
"C:\Users\Admin\AppData\Local\Temp\jaffacakes118_cd5ba7ebd998fd6f9ad43762c30274785dbd73c7ff05433290e2e34a643bab0c.exe"
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4280
- C:\Windows\SysWOW64\rmchampk.exe
  C:\Windows\system32\rmchampk.exe ˜‰
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:4080
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\jaffacakes118_cd5ba7ebd998fd6f9ad43762c30274785dbd73c7ff05433290e2e34a643bab0c.exe.bat
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  PID:4860

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_cd5ba7ebd998fd6f9ad43762c30274785dbd73c7ff05433290e2e34a643bab0c.exe.bat

Path C:\Users\Admin\AppData\Local\Temp\jaffacakes118_cd5ba7ebd998fd6f9ad43762c30274785dbd73c7ff05433290e2e34a643bab0c.exe.bat
Size 274B
SHA256 cb9ac2a1ec3d6706ad694527951948656a92e44dfe30dc98eb0b3d7d685c33bd
MD5 90060d4bccbb8093f676aee14165e92a
SHA1 2677ef2c050731ef1153301612548b988c298f94
SHA512 9cda72418087e81eef28420cbc2dbc7adb58549ef95102a6f6aea2383a66476de115f8baf77b3dbaa71fbc9b8254fec3e43ef8f9b1438105ea3320d4f5e7bc59
TLSH
T164D02B2010D3CED9044CC56F49300BCB806116E5368C3F014E3B899921B30BAF3CBB04
MD5 SHA1 SHA512 TLSH

Submit Download

rmchampk.exe

Path C:\Windows\SysWOW64\rmchampk.exe
Size 44KB
SHA256 cd5ba7ebd998fd6f9ad43762c30274785dbd73c7ff05433290e2e34a643bab0c
MD5 47eec0e8cbae987377d273b7a8763261
SHA1 f2ad20686e393d76d75f2a3899fa9439676b6858
SHA512 9dddbe7dcd61f7da2bf9f4a3b75600dc36c20faefd73f87e71bf58ba0f7dfcaaa107769546ff046a3b0aeef8fa32c5222469d8c3289d481a171edf8ec7a5dedf
SSDEEP 768:kombPNgB5rUzJ6eKKmauTiR9qhSRL7bAQI9C:kJbFw5rUzJ6eKKmauSL7b2
TLSH
T1BA132A4FA9608CB2D39A8438774A553B9FFB6930132689D3CB736AC45930EE49E31207
MD5 SHA1 SHA512 SSDEEP TLSH