aokigahara | 89114130af72db18cf58264cd58e4332ccbe6cbaaf5551f2123df72e3e79677f

Analysis

max time kernel
148s
max time network
141s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
02/10/2026, 23:49

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General

Target
Loader.exe
Size 4.1MB
Sample261002-3t6rtax1ht
SHA256 89114130af72db18cf58264cd58e4332ccbe6cbaaf5551f2123df72e3e79677f
MD5 4c8a19a5b32c86d8d3706521e5402f0e
SHA1 c97bfd9ac3f5cabb535678f18471e3ce56217adf
SHA512 3ae6e8965d69af32e5804f318e9cce84b4acff16e4e65d98583bac1b54c8728c5a050489007d84a8e74c95a6fb18aa23904fdb9fc087b17120b1e03b9e7d49ec
SSDEEP 24576:Nqkrqhj/WaWSkdlfYAmPVWOqq5VBuHBXX6Mgn+/N217nslhcMbKPkwtA5iKIrp4R:traj/WafkPfgLs7bKP9sKTHuZnHZ
TLSH
T1671639073A8415A9D98AD37484B5566266B17CDEAB3277C71E80FBB02F227C0AF74F44
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	Loader.exe
Key opened	\REGISTRY\USER\S-1-5-21-4154726816-2055034831-2297277433-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Loader.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
1	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	Loader.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain	Loader.exe

Kills process with taskkill 8 IoCs

defense_evasion

pid	Process
2956	taskkill.exe
244	taskkill.exe
260	taskkill.exe
696	taskkill.exe
1560	taskkill.exe
256	taskkill.exe
2844	taskkill.exe
2500	taskkill.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
5380	Loader.exe
5380	Loader.exe
5380	Loader.exe
5380	Loader.exe
5380	Loader.exe
5380	Loader.exe
5380	Loader.exe
5380	Loader.exe
5380	Loader.exe
5380	Loader.exe

Suspicious use of AdjustPrivilegeToken 8 IoCs

description	pid	Process
Token: SeDebugPrivilege	256	taskkill.exe
Token: SeDebugPrivilege	260	taskkill.exe
Token: SeDebugPrivilege	696	taskkill.exe
Token: SeDebugPrivilege	1560	taskkill.exe
Token: SeDebugPrivilege	2500	taskkill.exe
Token: SeDebugPrivilege	2844	taskkill.exe
Token: SeDebugPrivilege	2956	taskkill.exe
Token: SeDebugPrivilege	244	taskkill.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 5380 wrote to memory of 1560	5380	Loader.exe	88
PID 5380 wrote to memory of 696	5380	Loader.exe	90
PID 5380 wrote to memory of 256	5380	Loader.exe	91
PID 5380 wrote to memory of 260	5380	Loader.exe	93
PID 5380 wrote to memory of 2844	5380	Loader.exe	96
PID 5380 wrote to memory of 2956	5380	Loader.exe	98
PID 5380 wrote to memory of 2500	5380	Loader.exe	99
PID 5380 wrote to memory of 244	5380	Loader.exe	100
PID 5380 wrote to memory of 2992	5380	Loader.exe	105
PID 5380 wrote to memory of 2992	5380	Loader.exe	105
PID 5380 wrote to memory of 2992	5380	Loader.exe	105

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	Loader.exe

C:\Users\Admin\AppData\Local\Temp\Loader.exe
"C:\Users\Admin\AppData\Local\Temp\Loader.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:5380
- C:\Windows\SYSTEM32\taskkill.exe
  taskkill /F /IM chrome.exe
  2⤵
  - Kills process with taskkill
  - Suspicious use of AdjustPrivilegeToken
  PID:1560
- C:\Windows\SYSTEM32\taskkill.exe
  taskkill /F /IM msedge.exe
  2⤵
  - Kills process with taskkill
  - Suspicious use of AdjustPrivilegeToken
  PID:696
- C:\Windows\SYSTEM32\taskkill.exe
  taskkill /F /IM brave.exe
  2⤵
  - Kills process with taskkill
  - Suspicious use of AdjustPrivilegeToken
  PID:256
- C:\Windows\SYSTEM32\taskkill.exe
  taskkill /F /IM opera.exe
  2⤵
  - Kills process with taskkill
  - Suspicious use of AdjustPrivilegeToken
  PID:260
- C:\Windows\SYSTEM32\taskkill.exe
  taskkill /F /IM vivaldi.exe
  2⤵
  - Kills process with taskkill
  - Suspicious use of AdjustPrivilegeToken
  PID:2844
- C:\Windows\SYSTEM32\taskkill.exe
  taskkill /F /IM browser.exe
  2⤵
  - Kills process with taskkill
  - Suspicious use of AdjustPrivilegeToken
  PID:2956
- C:\Windows\SYSTEM32\taskkill.exe
  taskkill /F /IM yandex.exe
  2⤵
  - Kills process with taskkill
  - Suspicious use of AdjustPrivilegeToken
  PID:2500
- C:\Windows\SYSTEM32\taskkill.exe
  taskkill /F /IM firefox.exe
  2⤵
  - Kills process with taskkill
  - Suspicious use of AdjustPrivilegeToken
  PID:244
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --no-startup-window --headless
  2⤵
  PID:2992

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:1524

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:3344

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:5528

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_e5a0c27_2.tmp

Path C:\Users\Admin\AppData\Local\Temp\akg_e5a0c27_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/5380-57-0x0000000140000000-0x0000000140035000-memory.dmp

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memory/5380-9-0x0000000140000000-0x0000000140035000-memory.dmp

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memory/5380-3-0x0000000140000000-0x0000000140035000-memory.dmp

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memory/5380-4-0x0000000140000000-0x0000000140035000-memory.dmp

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memory/5380-5-0x0000000140000000-0x0000000140035000-memory.dmp

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memory/5380-7-0x0000000140000000-0x0000000140035000-memory.dmp

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memory/5380-0-0x0000000140000000-0x0000000140035000-memory.dmp

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memory/5380-1-0x0000000140000000-0x0000000140035000-memory.dmp

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memory/5380-22-0x0000000140000000-0x0000000140035000-memory.dmp

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memory/5380-32-0x0000000140000000-0x0000000140035000-memory.dmp

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memory/5380-2-0x0000000140000000-0x0000000140035000-memory.dmp

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memory/5380-37-0x0000000140000000-0x0000000140035000-memory.dmp

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memory/5380-43-0x0000000140000000-0x0000000140035000-memory.dmp

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memory/5380-53-0x0000000140000000-0x0000000140035000-memory.dmp

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memory/5380-51-0x0000000140000000-0x0000000140035000-memory.dmp

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memory/5380-49-0x0000000140000000-0x0000000140035000-memory.dmp

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memory/5380-55-0x0000000140000000-0x0000000140035000-memory.dmp

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memory/5380-39-0x0000000140000000-0x0000000140035000-memory.dmp

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memory/5380-59-0x0000000140000000-0x0000000140035000-memory.dmp

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memory/5380-61-0x0000000140000000-0x0000000140035000-memory.dmp

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memory/5380-65-0x0000000140000000-0x0000000140035000-memory.dmp

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memory/5380-63-0x0000000140000000-0x0000000140035000-memory.dmp

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memory/5380-67-0x0000000140000000-0x0000000140035000-memory.dmp

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memory/5380-69-0x0000000140000000-0x0000000140035000-memory.dmp

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