toxiceye | d56b2acb792a0e9e636c40190064525352293bbabd04d31a89978c0c167f50aa

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
02-03-2024 01:20

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General

Target

file.exe
Size

147KB
MD5

27d11d6ddc6f80eed3b4fbd411b82014
SHA1

2c5f9eb7c3f8bf0b9cb9f05bc192ab37cb9384d8
SHA256

d56b2acb792a0e9e636c40190064525352293bbabd04d31a89978c0c167f50aa
SHA512

e4cda09a174769cfbb665c51410bbe9d40a0896148ad600bfd78195f90d793e96b0a2d149c709491af60381533c3c91b816f04875433849e22e1eda4d9484eff
SSDEEP

3072:lVHeqbQCpPCJc2L/BDLzEPzKcOP9aWvqXp087OsWVOQ28EwDx30kAmQiL:lVH3u7xsPzKhP9NSXJ7OLwV8EwVXQ

Score

10^/10

toxiceye rat spyware stealer trojan

Malware Config

Extracted

Family

toxiceye

https://api.telegram.org/bot7040511851:AAEjBKSxADGWlNtLxaKpotGtf53NUQ1UgAo/sendMessage?chat_id=6226815698

Signatures

Contains code to disable Windows Defender 2 IoCs

A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.

resource	yara_rule
behavioral2/files/0x000b000000023211-4.dat	disable_win_def
behavioral2/memory/5008-11-0x000002C22F9C0000-0x000002C22F9EA000-memory.dmp	disable_win_def

ToxicEye
ToxicEye is a trojan written in C#.
rat trojan toxiceye
Downloads MZ/PE file

Checks computer location settings 2 TTPs 3 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-983155329-280873152-1838004294-1000\Control Panel\International\Geo\Nation	file.exe
Key value queried	\REGISTRY\USER\S-1-5-21-983155329-280873152-1838004294-1000\Control Panel\International\Geo\Nation	TelegramRAT.exe
Key value queried	\REGISTRY\USER\S-1-5-21-983155329-280873152-1838004294-1000\Control Panel\International\Geo\Nation	rat.exe

Executes dropped EXE 2 IoCs

pid	Process
5008	TelegramRAT.exe
1188	rat.exe

Reads user/profile data of web browsers 2 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

Legitimate hosting services abused for malware hosting/C2 1 TTPs 3 IoCs

Web Service

T1102

flow	ioc
35	raw.githubusercontent.com
36	raw.githubusercontent.com
37	raw.githubusercontent.com

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

System Information Discovery
T1082

Creates scheduled task(s) 1 TTPs 2 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task/Job

T1053

pid	Process
4504	schtasks.exe
4560	schtasks.exe

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
4676	timeout.exe

Enumerates processes with tasklist 1 TTPs 1 IoCs

Process Discovery

T1057

pid	Process
1952	tasklist.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
1188	rat.exe
1188	rat.exe
1188	rat.exe
1188	rat.exe
1188	rat.exe
1188	rat.exe
1188	rat.exe
1188	rat.exe
1188	rat.exe
1188	rat.exe
1188	rat.exe
1188	rat.exe
1188	rat.exe
1188	rat.exe
1188	rat.exe
1188	rat.exe
1188	rat.exe
1188	rat.exe
1188	rat.exe
1188	rat.exe
1188	rat.exe
1188	rat.exe
1188	rat.exe
1188	rat.exe
1188	rat.exe
1188	rat.exe
1188	rat.exe
1188	rat.exe
1188	rat.exe
1188	rat.exe
1188	rat.exe
1188	rat.exe
1188	rat.exe
1188	rat.exe
1188	rat.exe
1188	rat.exe
1188	rat.exe
1188	rat.exe
1188	rat.exe
1188	rat.exe
1188	rat.exe
1188	rat.exe
1188	rat.exe
1188	rat.exe
1188	rat.exe
1188	rat.exe
1188	rat.exe
1188	rat.exe
1188	rat.exe
1188	rat.exe
1188	rat.exe
1188	rat.exe
1188	rat.exe
1188	rat.exe
1188	rat.exe
1188	rat.exe
1188	rat.exe
1188	rat.exe
1188	rat.exe
1188	rat.exe
1188	rat.exe
1188	rat.exe
1188	rat.exe
1188	rat.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	5008	TelegramRAT.exe
Token: SeDebugPrivilege	1952	tasklist.exe
Token: SeDebugPrivilege	1188	rat.exe
Token: SeDebugPrivilege	1188	rat.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1188	rat.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 1376 wrote to memory of 5008	1376	file.exe	88
PID 1376 wrote to memory of 5008	1376	file.exe	88
PID 5008 wrote to memory of 4504	5008	TelegramRAT.exe	94
PID 5008 wrote to memory of 4504	5008	TelegramRAT.exe	94
PID 5008 wrote to memory of 4584	5008	TelegramRAT.exe	96
PID 5008 wrote to memory of 4584	5008	TelegramRAT.exe	96
PID 4584 wrote to memory of 1952	4584	cmd.exe	98
PID 4584 wrote to memory of 1952	4584	cmd.exe	98
PID 4584 wrote to memory of 3684	4584	cmd.exe	99
PID 4584 wrote to memory of 3684	4584	cmd.exe	99
PID 4584 wrote to memory of 4676	4584	cmd.exe	100
PID 4584 wrote to memory of 4676	4584	cmd.exe	100
PID 4584 wrote to memory of 1188	4584	cmd.exe	101
PID 4584 wrote to memory of 1188	4584	cmd.exe	101
PID 1188 wrote to memory of 4560	1188	rat.exe	105
PID 1188 wrote to memory of 4560	1188	rat.exe	105

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Users\Admin\AppData\Local\Temp\file.exe
"C:\Users\Admin\AppData\Local\Temp\file.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1376
- C:\Users\Admin\AppData\Local\Temp\TelegramRAT.exe
  "C:\Users\Admin\AppData\Local\Temp\TelegramRAT.exe"
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:5008
- - C:\Windows\System32\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /create /f /sc ONLOGON /RL HIGHEST /tn "Chrome Update" /tr "C:\Users\CyberEye\rat.exe"
    3⤵
    - Creates scheduled task(s)
    PID:4504
- - C:\Windows\System32\cmd.exe
    "C:\Windows\System32\cmd.exe" /C C:\Users\Admin\AppData\Local\Temp\tmp5767.tmp.bat & Del C:\Users\Admin\AppData\Local\Temp\tmp5767.tmp.bat
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4584
  - - C:\Windows\system32\tasklist.exe
      Tasklist /fi "PID eq 5008"
      4⤵
      Enumerates processes with tasklist
      Suspicious use of AdjustPrivilegeToken
      PID:1952
  - - C:\Windows\system32\find.exe
      find ":"
      4⤵
      PID:3684
  - - C:\Windows\system32\timeout.exe
      Timeout /T 1 /Nobreak
      4⤵
      Delays execution with timeout.exe
      PID:4676
  - - C:\Users\CyberEye\rat.exe
      "rat.exe"
      4⤵
      Checks computer location settings
      Executes dropped EXE
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of SetWindowsHookEx
      Suspicious use of WriteProcessMemory
      PID:1188
    - - C:\Windows\System32\schtasks.exe
        
        "C:\Windows\System32\schtasks.exe" /create /f /sc ONLOGON /RL HIGHEST /tn "Chrome Update" /tr "C:\Users\CyberEye\rat.exe"
        5⤵
        Creates scheduled task(s)
        
        PID:4560

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Scheduled Task/Job

T1053

Privilege Escalation

Scheduled Task/Job

T1053

Defense Evasion

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Process Discovery

T1057

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Web Service

T1102

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\TelegramRAT.exe

Filesize
143KB

MD5
74f22ec8451a5d788ee312e2b637519c

SHA1
a7bd09f6f3d7f9b3ec33b5d4c2787223459d1fc0

SHA256
48614dc3fd49968db9c35b840a6609f397f2f1813daa7c56b659036edf82f2e2

SHA512
5b356e4811c58bcede2c3a5a0614e40049ef2a68c63c76fa78f612441d1ca9e1200f7a0544ffbca66ab4e0668fd0ec196bf0cdbff60ff7097c5f476b1675492b

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp5767.tmp.bat

Filesize
188B

MD5
6a93845937599f23fa5c02fcfce7e327

SHA1
e9e0111aa4fb1243e0bd930623a4e8d027690004

SHA256
10bbefcb0365ebd2704177894f0c0ab3b68e4a348e981a435a77e5fc7bb7b2c2

SHA512
a0d6afed6eee0361e98c3ef86b2a2fe14fbef349d9d26150f28a40379993bdc77d5cc9ae171b313b45b2cb42d2d3a65c3ab930cdeb6d535b760ba8b70d03e93a

Download Submit
memory/1188-22-0x00007FFA4CF60000-0x00007FFA4DA21000-memory.dmp

Filesize
10.8MB

Download
memory/1188-23-0x000002372FA60000-0x000002372FA70000-memory.dmp

Filesize
64KB

Download
memory/1188-25-0x0000023749FF0000-0x0000023749FFA000-memory.dmp

Filesize
40KB

Download
memory/1188-27-0x000002374A220000-0x000002374A232000-memory.dmp

Filesize
72KB

Download
memory/1188-53-0x00007FFA4CF60000-0x00007FFA4DA21000-memory.dmp

Filesize
10.8MB

Download
memory/1188-54-0x000002372FA60000-0x000002372FA70000-memory.dmp

Filesize
64KB

Download
memory/5008-11-0x000002C22F9C0000-0x000002C22F9EA000-memory.dmp

Filesize
168KB

Download
memory/5008-12-0x00007FFA4D5C0000-0x00007FFA4E081000-memory.dmp

Filesize
10.8MB

Download
memory/5008-13-0x000002C24A130000-0x000002C24A140000-memory.dmp

Filesize
64KB

Download
memory/5008-17-0x00007FFA4D5C0000-0x00007FFA4E081000-memory.dmp

Filesize
10.8MB

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