aokigahara | c5ec4c1fb44cf43c926f7430411085e97d6f71d0cae7c1e3defced383ab09024

Analysis

max time kernel
148s
max time network
132s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
29/10/2026, 22:19

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General

Target
glaicer.exe
Size 3.3MB
Sample261029-18malsttet
SHA256 c5ec4c1fb44cf43c926f7430411085e97d6f71d0cae7c1e3defced383ab09024
MD5 fa7f4daf13d59f593c14b482d416538a
SHA1 9f7ddeb64d87b4682fdca71fa35ac6e77d2a4e09
SHA512 ef23528f6dfc2132f11cfb236c7a78016f96e410f7dc6a6a27c04e9845772e93a57779ad989b60ecc65aaaf98f258d14230630807db142047011e4baddbbdb02
SSDEEP 24576:A7VlAftU1CARNzz+5rjflBE8zNNg2CV3+olWfjGdVPfHsnSGsDh9jTAUdZ5wsbKU:A73AfPALzi5hzs2sOoaj8HGuOs+k
TLSH
T123F54A077ED145AAC06AD23AA4BB52227735BC0D977133E71E80AB382F76BC05979F14
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

collection credential_access defense_evasion discovery aokigahara spyware stealer

Malware Config

Signatures

Family: Aokigahara
Aokigahara is a Windows stealer written in C.
stealer aokigahara
Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003
Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
credential_access stealer

Credentials In Files
T1552.001

Accesses Microsoft Outlook profiles 1 TTPs 2 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4154726816-2055034831-2297277433-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	glaicer.exe
Key opened	\REGISTRY\USER\S-1-5-21-4154726816-2055034831-2297277433-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	glaicer.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Looks up external IP address via web service 1 TTPs 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

discovery

Internet Connection Discovery

T1016.001

flow	ioc
2	ip-api.com

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217

Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs

The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

discovery

System Network Configuration Discovery

T1016

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname	glaicer.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain	glaicer.exe

Kills process with taskkill 8 IoCs

defense_evasion

pid	Process
1060	taskkill.exe
5528	taskkill.exe
2664	taskkill.exe
4784	taskkill.exe
4916	taskkill.exe
4332	taskkill.exe
2720	taskkill.exe
3508	taskkill.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
5820	glaicer.exe
5820	glaicer.exe
5820	glaicer.exe
5820	glaicer.exe
5820	glaicer.exe
5820	glaicer.exe
5820	glaicer.exe
5820	glaicer.exe
5820	glaicer.exe
5820	glaicer.exe

Suspicious use of AdjustPrivilegeToken 8 IoCs

description	pid	Process
Token: SeDebugPrivilege	2664	taskkill.exe
Token: SeDebugPrivilege	4332	taskkill.exe
Token: SeDebugPrivilege	4784	taskkill.exe
Token: SeDebugPrivilege	2720	taskkill.exe
Token: SeDebugPrivilege	5528	taskkill.exe
Token: SeDebugPrivilege	4916	taskkill.exe
Token: SeDebugPrivilege	3508	taskkill.exe
Token: SeDebugPrivilege	1060	taskkill.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 5820 wrote to memory of 5528	5820	glaicer.exe	89
PID 5820 wrote to memory of 4332	5820	glaicer.exe	90
PID 5820 wrote to memory of 2664	5820	glaicer.exe	91
PID 5820 wrote to memory of 4916	5820	glaicer.exe	92
PID 5820 wrote to memory of 4784	5820	glaicer.exe	94
PID 5820 wrote to memory of 2720	5820	glaicer.exe	97
PID 5820 wrote to memory of 3508	5820	glaicer.exe	100
PID 5820 wrote to memory of 1060	5820	glaicer.exe	101
PID 5820 wrote to memory of 2536	5820	glaicer.exe	106
PID 5820 wrote to memory of 2536	5820	glaicer.exe	106
PID 5820 wrote to memory of 2536	5820	glaicer.exe	106

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4154726816-2055034831-2297277433-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	glaicer.exe

C:\Users\Admin\AppData\Local\Temp\glaicer.exe
"C:\Users\Admin\AppData\Local\Temp\glaicer.exe"
1⤵
- Accesses Microsoft Outlook profiles
- Reads the TCP/IP host and domain name from the registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
- outlook_office_path
PID:5820
- C:\Windows\SYSTEM32\taskkill.exe
  taskkill /F /IM chrome.exe
  2⤵
  - Kills process with taskkill
  - Suspicious use of AdjustPrivilegeToken
  PID:5528
- C:\Windows\SYSTEM32\taskkill.exe
  taskkill /F /IM msedge.exe
  2⤵
  - Kills process with taskkill
  - Suspicious use of AdjustPrivilegeToken
  PID:4332
- C:\Windows\SYSTEM32\taskkill.exe
  taskkill /F /IM brave.exe
  2⤵
  - Kills process with taskkill
  - Suspicious use of AdjustPrivilegeToken
  PID:2664
- C:\Windows\SYSTEM32\taskkill.exe
  taskkill /F /IM opera.exe
  2⤵
  - Kills process with taskkill
  - Suspicious use of AdjustPrivilegeToken
  PID:4916
- C:\Windows\SYSTEM32\taskkill.exe
  taskkill /F /IM vivaldi.exe
  2⤵
  - Kills process with taskkill
  - Suspicious use of AdjustPrivilegeToken
  PID:4784
- C:\Windows\SYSTEM32\taskkill.exe
  taskkill /F /IM browser.exe
  2⤵
  - Kills process with taskkill
  - Suspicious use of AdjustPrivilegeToken
  PID:2720
- C:\Windows\SYSTEM32\taskkill.exe
  taskkill /F /IM yandex.exe
  2⤵
  - Kills process with taskkill
  - Suspicious use of AdjustPrivilegeToken
  PID:3508
- C:\Windows\SYSTEM32\taskkill.exe
  taskkill /F /IM firefox.exe
  2⤵
  - Kills process with taskkill
  - Suspicious use of AdjustPrivilegeToken
  PID:1060
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --no-startup-window --headless
  2⤵
  PID:2536

C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe
"C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe"
1⤵
PID:5420

C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe
"C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe"
1⤵
PID:5476

C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe
"C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe"
1⤵
PID:1360

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Credentials in Registry

T1552.002

Discovery

Browser Information Discovery

T1217

Query Registry

T1012

System Network Configuration Discovery

T1016

Internet Connection Discovery

T1016.001

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

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Downloads

akg_e594e36_2.tmp

Path C:\Users\Admin\AppData\Local\Temp\akg_e594e36_2.tmp
Size 40KB
SHA256 06aeb2f9c1ee642348c091fb27541c143545354c273055ce30832e0f61aedf81
MD5 ba979c77c714b67908bc582ec373c723
SHA1 ff6b59b47b8d3ad488eaa7a4b0040a9a93eb19fe
SHA512 fc6b860dcb9e00c6ab7aa72555fb17921bbb8b1276acf0ab5fcb20b5f2dbd4bf71946c5c4fcfc46310f8de29491a63e46d43805070d19f290070f60077f80b01
SSDEEP 96:wDaCn8MouB6w9fUP8iZqmvJKLPeymwil:wDaG7Iw9f/iSi
TLSH
T16103440F2E682801C8B94632BCF124E62E7DA03E4F13EED12CB504659D75C52B52E5EF
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/5820-40-0x0000000140000000-0x0000000140035000-memory.dmp

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memory/5820-10-0x0000000140000000-0x0000000140035000-memory.dmp

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memory/5820-4-0x0000000140000000-0x0000000140035000-memory.dmp

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memory/5820-5-0x0000000140000000-0x0000000140035000-memory.dmp

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memory/5820-6-0x0000000140000000-0x0000000140035000-memory.dmp

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memory/5820-8-0x0000000140000000-0x0000000140035000-memory.dmp

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memory/5820-0-0x0000000140000000-0x0000000140035000-memory.dmp

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memory/5820-1-0x0000000140000000-0x0000000140035000-memory.dmp

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memory/5820-23-0x0000000140000000-0x0000000140035000-memory.dmp

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memory/5820-33-0x0000000140000000-0x0000000140035000-memory.dmp

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memory/5820-2-0x0000000140000000-0x0000000140035000-memory.dmp

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memory/5820-38-0x0000000140000000-0x0000000140035000-memory.dmp

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memory/5820-54-0x0000000140000000-0x0000000140035000-memory.dmp

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memory/5820-50-0x0000000140000000-0x0000000140035000-memory.dmp

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memory/5820-52-0x0000000140000000-0x0000000140035000-memory.dmp

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memory/5820-56-0x0000000140000000-0x0000000140035000-memory.dmp

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memory/5820-44-0x0000000140000000-0x0000000140035000-memory.dmp

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memory/5820-58-0x0000000140000000-0x0000000140035000-memory.dmp

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memory/5820-60-0x0000000140000000-0x0000000140035000-memory.dmp

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memory/5820-62-0x0000000140000000-0x0000000140035000-memory.dmp

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memory/5820-64-0x0000000140000000-0x0000000140035000-memory.dmp

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memory/5820-66-0x0000000140000000-0x0000000140035000-memory.dmp

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memory/5820-69-0x0000000140000000-0x0000000140035000-memory.dmp

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memory/5820-71-0x0000000140000000-0x0000000140035000-memory.dmp

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