cef1ea45fdc602fb54526d26c211541b6d4fdb95d19ca837ec1d95c286039dd0

Analysis

max time kernel
93s
max time network
94s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
22-01-2025 09:56

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General

Target

cef1ea45fdc602fb54526d26c211541b6d4fdb95d19ca837ec1d95c286039dd0.exe
Size

2.9MB
MD5

8ce04e4cf7ad4797fe69757efa58a937
SHA1

11f7e60f8dafd232f8734d0325cbd6f50da7465f
SHA256

cef1ea45fdc602fb54526d26c211541b6d4fdb95d19ca837ec1d95c286039dd0
SHA512

1e05098d2a6304bdfee697dd8f9e894bdb8c05d39ac5a66b736be4e50e095c3efbce7c801200d6b4f6dd4681a3cd5d3e2704a12363453a92f1c6df56bcedc299
SSDEEP

24576:7v97AXmZZcVKfIxTiEVc847flVC6faaQDbGV6eH81k6IbGD2JTu0GoZQDbGV6eHJ:7v97AXmw4gxeOw46fUbNecCCFbNecw

Score

7^/10

discovery persistence

Malware Config

Signatures

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\x.vbs	cmd.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Microsoft OneDrive = "C:\\Users\\Admin\\AppData\\Local\\Chrome\\StikyNot.exe"	cef1ea45fdc602fb54526d26c211541b6d4fdb95d19ca837ec1d95c286039dd0.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 1384 set thread context of 5104	1384	cef1ea45fdc602fb54526d26c211541b6d4fdb95d19ca837ec1d95c286039dd0.exe	85
PID 5104 set thread context of 876	5104	cef1ea45fdc602fb54526d26c211541b6d4fdb95d19ca837ec1d95c286039dd0.exe	102

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 4 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	cef1ea45fdc602fb54526d26c211541b6d4fdb95d19ca837ec1d95c286039dd0.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cef1ea45fdc602fb54526d26c211541b6d4fdb95d19ca837ec1d95c286039dd0.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cef1ea45fdc602fb54526d26c211541b6d4fdb95d19ca837ec1d95c286039dd0.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1384	cef1ea45fdc602fb54526d26c211541b6d4fdb95d19ca837ec1d95c286039dd0.exe
1384	cef1ea45fdc602fb54526d26c211541b6d4fdb95d19ca837ec1d95c286039dd0.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1384	cef1ea45fdc602fb54526d26c211541b6d4fdb95d19ca837ec1d95c286039dd0.exe
1384	cef1ea45fdc602fb54526d26c211541b6d4fdb95d19ca837ec1d95c286039dd0.exe
876	cef1ea45fdc602fb54526d26c211541b6d4fdb95d19ca837ec1d95c286039dd0.exe
876	cef1ea45fdc602fb54526d26c211541b6d4fdb95d19ca837ec1d95c286039dd0.exe

Suspicious use of WriteProcessMemory 43 IoCs

description	pid	Process	procid_target
PID 1384 wrote to memory of 1504	1384	cef1ea45fdc602fb54526d26c211541b6d4fdb95d19ca837ec1d95c286039dd0.exe	83
PID 1384 wrote to memory of 1504	1384	cef1ea45fdc602fb54526d26c211541b6d4fdb95d19ca837ec1d95c286039dd0.exe	83
PID 1384 wrote to memory of 1504	1384	cef1ea45fdc602fb54526d26c211541b6d4fdb95d19ca837ec1d95c286039dd0.exe	83
PID 1384 wrote to memory of 5104	1384	cef1ea45fdc602fb54526d26c211541b6d4fdb95d19ca837ec1d95c286039dd0.exe	85
PID 1384 wrote to memory of 5104	1384	cef1ea45fdc602fb54526d26c211541b6d4fdb95d19ca837ec1d95c286039dd0.exe	85
PID 1384 wrote to memory of 5104	1384	cef1ea45fdc602fb54526d26c211541b6d4fdb95d19ca837ec1d95c286039dd0.exe	85
PID 1384 wrote to memory of 5104	1384	cef1ea45fdc602fb54526d26c211541b6d4fdb95d19ca837ec1d95c286039dd0.exe	85
PID 1384 wrote to memory of 5104	1384	cef1ea45fdc602fb54526d26c211541b6d4fdb95d19ca837ec1d95c286039dd0.exe	85
PID 1384 wrote to memory of 5104	1384	cef1ea45fdc602fb54526d26c211541b6d4fdb95d19ca837ec1d95c286039dd0.exe	85
PID 1384 wrote to memory of 5104	1384	cef1ea45fdc602fb54526d26c211541b6d4fdb95d19ca837ec1d95c286039dd0.exe	85
PID 1384 wrote to memory of 5104	1384	cef1ea45fdc602fb54526d26c211541b6d4fdb95d19ca837ec1d95c286039dd0.exe	85
PID 1384 wrote to memory of 5104	1384	cef1ea45fdc602fb54526d26c211541b6d4fdb95d19ca837ec1d95c286039dd0.exe	85
PID 1384 wrote to memory of 5104	1384	cef1ea45fdc602fb54526d26c211541b6d4fdb95d19ca837ec1d95c286039dd0.exe	85
PID 1384 wrote to memory of 5104	1384	cef1ea45fdc602fb54526d26c211541b6d4fdb95d19ca837ec1d95c286039dd0.exe	85
PID 1384 wrote to memory of 5104	1384	cef1ea45fdc602fb54526d26c211541b6d4fdb95d19ca837ec1d95c286039dd0.exe	85
PID 1384 wrote to memory of 5104	1384	cef1ea45fdc602fb54526d26c211541b6d4fdb95d19ca837ec1d95c286039dd0.exe	85
PID 1384 wrote to memory of 5104	1384	cef1ea45fdc602fb54526d26c211541b6d4fdb95d19ca837ec1d95c286039dd0.exe	85
PID 1384 wrote to memory of 5104	1384	cef1ea45fdc602fb54526d26c211541b6d4fdb95d19ca837ec1d95c286039dd0.exe	85
PID 1384 wrote to memory of 5104	1384	cef1ea45fdc602fb54526d26c211541b6d4fdb95d19ca837ec1d95c286039dd0.exe	85
PID 1384 wrote to memory of 5104	1384	cef1ea45fdc602fb54526d26c211541b6d4fdb95d19ca837ec1d95c286039dd0.exe	85
PID 1384 wrote to memory of 5104	1384	cef1ea45fdc602fb54526d26c211541b6d4fdb95d19ca837ec1d95c286039dd0.exe	85
PID 1384 wrote to memory of 5104	1384	cef1ea45fdc602fb54526d26c211541b6d4fdb95d19ca837ec1d95c286039dd0.exe	85
PID 1384 wrote to memory of 5104	1384	cef1ea45fdc602fb54526d26c211541b6d4fdb95d19ca837ec1d95c286039dd0.exe	85
PID 1384 wrote to memory of 5104	1384	cef1ea45fdc602fb54526d26c211541b6d4fdb95d19ca837ec1d95c286039dd0.exe	85
PID 1384 wrote to memory of 5104	1384	cef1ea45fdc602fb54526d26c211541b6d4fdb95d19ca837ec1d95c286039dd0.exe	85
PID 1384 wrote to memory of 5104	1384	cef1ea45fdc602fb54526d26c211541b6d4fdb95d19ca837ec1d95c286039dd0.exe	85
PID 1384 wrote to memory of 5104	1384	cef1ea45fdc602fb54526d26c211541b6d4fdb95d19ca837ec1d95c286039dd0.exe	85
PID 1384 wrote to memory of 5104	1384	cef1ea45fdc602fb54526d26c211541b6d4fdb95d19ca837ec1d95c286039dd0.exe	85
PID 1384 wrote to memory of 5104	1384	cef1ea45fdc602fb54526d26c211541b6d4fdb95d19ca837ec1d95c286039dd0.exe	85
PID 1384 wrote to memory of 5104	1384	cef1ea45fdc602fb54526d26c211541b6d4fdb95d19ca837ec1d95c286039dd0.exe	85
PID 1384 wrote to memory of 5104	1384	cef1ea45fdc602fb54526d26c211541b6d4fdb95d19ca837ec1d95c286039dd0.exe	85
PID 1384 wrote to memory of 5104	1384	cef1ea45fdc602fb54526d26c211541b6d4fdb95d19ca837ec1d95c286039dd0.exe	85
PID 5104 wrote to memory of 876	5104	cef1ea45fdc602fb54526d26c211541b6d4fdb95d19ca837ec1d95c286039dd0.exe	102
PID 5104 wrote to memory of 876	5104	cef1ea45fdc602fb54526d26c211541b6d4fdb95d19ca837ec1d95c286039dd0.exe	102
PID 5104 wrote to memory of 876	5104	cef1ea45fdc602fb54526d26c211541b6d4fdb95d19ca837ec1d95c286039dd0.exe	102
PID 5104 wrote to memory of 876	5104	cef1ea45fdc602fb54526d26c211541b6d4fdb95d19ca837ec1d95c286039dd0.exe	102
PID 5104 wrote to memory of 876	5104	cef1ea45fdc602fb54526d26c211541b6d4fdb95d19ca837ec1d95c286039dd0.exe	102
PID 5104 wrote to memory of 876	5104	cef1ea45fdc602fb54526d26c211541b6d4fdb95d19ca837ec1d95c286039dd0.exe	102
PID 5104 wrote to memory of 876	5104	cef1ea45fdc602fb54526d26c211541b6d4fdb95d19ca837ec1d95c286039dd0.exe	102
PID 5104 wrote to memory of 876	5104	cef1ea45fdc602fb54526d26c211541b6d4fdb95d19ca837ec1d95c286039dd0.exe	102
PID 5104 wrote to memory of 264	5104	cef1ea45fdc602fb54526d26c211541b6d4fdb95d19ca837ec1d95c286039dd0.exe	103
PID 5104 wrote to memory of 264	5104	cef1ea45fdc602fb54526d26c211541b6d4fdb95d19ca837ec1d95c286039dd0.exe	103
PID 5104 wrote to memory of 264	5104	cef1ea45fdc602fb54526d26c211541b6d4fdb95d19ca837ec1d95c286039dd0.exe	103

C:\Users\Admin\AppData\Local\Temp\cef1ea45fdc602fb54526d26c211541b6d4fdb95d19ca837ec1d95c286039dd0.exe
"C:\Users\Admin\AppData\Local\Temp\cef1ea45fdc602fb54526d26c211541b6d4fdb95d19ca837ec1d95c286039dd0.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1384
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c echo on error resume next:CreateObject("WScript.Shell").Run "C:\Users\Admin\AppData\Local\Temp\cef1ea45fdc602fb54526d26c211541b6d4fdb95d19ca837ec1d95c286039dd0.exe",1: >"C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\x.vbs"
  2⤵
  - Drops startup file
  - System Location Discovery: System Language Discovery
  PID:1504
- C:\Users\Admin\AppData\Local\Temp\cef1ea45fdc602fb54526d26c211541b6d4fdb95d19ca837ec1d95c286039dd0.exe
  C:\Users\Admin\AppData\Local\Temp\cef1ea45fdc602fb54526d26c211541b6d4fdb95d19ca837ec1d95c286039dd0.exe
  2⤵
  - Adds Run key to start application
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:5104
- - C:\Users\Admin\AppData\Local\Temp\cef1ea45fdc602fb54526d26c211541b6d4fdb95d19ca837ec1d95c286039dd0.exe
    C:\Users\Admin\AppData\Local\Temp\cef1ea45fdc602fb54526d26c211541b6d4fdb95d19ca837ec1d95c286039dd0.exe
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    PID:876
- - C:\Windows\SysWOW64\diskperf.exe
    "C:\Windows\SysWOW64\diskperf.exe"
    3⤵
    PID:264

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/876-18-0x0000000000400000-0x000000000043E000-memory.dmp

Filesize
248KB

Download
memory/876-29-0x0000000000400000-0x000000000043E000-memory.dmp

Filesize
248KB

Download
memory/876-21-0x0000000000400000-0x000000000043E000-memory.dmp

Filesize
248KB

Download
memory/5104-4-0x0000000000400000-0x0000000001400000-memory.dmp

Filesize
16.0MB

Download
memory/5104-11-0x00000000004E7000-0x0000000000513000-memory.dmp

Filesize
176KB

Download
memory/5104-10-0x0000000000400000-0x0000000000628000-memory.dmp

Filesize
2.2MB

Download
memory/5104-2-0x0000000000400000-0x0000000000628000-memory.dmp

Filesize
2.2MB

Download
memory/5104-5-0x0000000000400000-0x0000000001400000-memory.dmp

Filesize
16.0MB

Download
memory/5104-6-0x0000000000400000-0x0000000000628000-memory.dmp

Filesize
2.2MB

Download
memory/5104-1-0x0000000000400000-0x0000000001400000-memory.dmp

Filesize
16.0MB

Download
memory/5104-3-0x0000000000400000-0x0000000000628000-memory.dmp

Filesize
2.2MB

Download
memory/5104-12-0x0000000000400000-0x0000000000628000-memory.dmp

Filesize
2.2MB

Download
memory/5104-7-0x0000000000400000-0x0000000000628000-memory.dmp

Filesize
2.2MB

Download
memory/5104-8-0x0000000000400000-0x0000000001400000-memory.dmp

Filesize
16.0MB

Download
memory/5104-28-0x0000000000400000-0x0000000000628000-memory.dmp

Filesize
2.2MB

Download
memory/5104-24-0x0000000000400000-0x0000000001400000-memory.dmp

Filesize
16.0MB

Download
memory/5104-9-0x00000000004E7000-0x0000000000513000-memory.dmp

Filesize
176KB

Download