toxiceye | 8c9ef5ff2437ecf95baf72cee8b6985d5120b10ded71a0796bcc5d53256b0c3b

General

Target

37b140b412b4b35dd1569ec67fb624be586bc4ed0b18999584ce91dd0872e4c0.exe
Size

111KB
MD5

98cd6339d0013464151fe4719924480e
SHA1

6193255218effdef76de60ad5d98d76cca5c400f
SHA256

37b140b412b4b35dd1569ec67fb624be586bc4ed0b18999584ce91dd0872e4c0
SHA512

b06def8ffd3b2cac2c3beb3146f4306fbd9562a561cf62c26864db124a3a84499506b005344411597fe84b0291b7e2c0e1c45398cebd958d374e8fc45582b75d
SSDEEP

3072:1bs2teAmbPICnM4bxqHaQ50ICrAZ5Y4I:HteAmbPIV4bg9

Score

10^/10

toxiceye discovery rat trojan

Malware Config

Extracted

Family

toxiceye

C2

https://api.telegram.org/bot7911729112:AAEuTZHylBR8xvMwBBJkAhqei5-2oRO4_Xc/sendMessage?chat_id=5648840512

Signatures

ToxicEye
ToxicEye is a trojan written in C#.
rat trojan toxiceye
Toxiceye family
toxiceye

Checks computer location settings 2 TTPs 2 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-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation	37b140b412b4b35dd1569ec67fb624be586bc4ed0b18999584ce91dd0872e4c0.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation	meow.exe

Executes dropped EXE 1 IoCs

pid	Process
1600	meow.exe

Enumerates processes with tasklist 1 TTPs 1 IoCs

discovery

Process Discovery

T1057

pid	Process
4744	tasklist.exe

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

System Information Discovery
T1082

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
1420	timeout.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs

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

persistence execution

Scheduled Task

T1053.005

pid	Process
1152	schtasks.exe
544	schtasks.exe

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
1600	meow.exe

Suspicious behavior: EnumeratesProcesses 22 IoCs

pid	Process
1600	meow.exe
1600	meow.exe
1600	meow.exe
1600	meow.exe
1600	meow.exe
1600	meow.exe
1600	meow.exe
1600	meow.exe
1600	meow.exe
1600	meow.exe
1600	meow.exe
1600	meow.exe
1600	meow.exe
1600	meow.exe
1600	meow.exe
1600	meow.exe
1600	meow.exe
1600	meow.exe
1600	meow.exe
1600	meow.exe
1600	meow.exe
1600	meow.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2476	37b140b412b4b35dd1569ec67fb624be586bc4ed0b18999584ce91dd0872e4c0.exe
Token: SeDebugPrivilege	4744	tasklist.exe
Token: SeDebugPrivilege	1600	meow.exe
Token: SeDebugPrivilege	1600	meow.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1600	meow.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 2476 wrote to memory of 1152	2476	37b140b412b4b35dd1569ec67fb624be586bc4ed0b18999584ce91dd0872e4c0.exe	85
PID 2476 wrote to memory of 1152	2476	37b140b412b4b35dd1569ec67fb624be586bc4ed0b18999584ce91dd0872e4c0.exe	85
PID 2476 wrote to memory of 3916	2476	37b140b412b4b35dd1569ec67fb624be586bc4ed0b18999584ce91dd0872e4c0.exe	87
PID 2476 wrote to memory of 3916	2476	37b140b412b4b35dd1569ec67fb624be586bc4ed0b18999584ce91dd0872e4c0.exe	87
PID 3916 wrote to memory of 4744	3916	cmd.exe	89
PID 3916 wrote to memory of 4744	3916	cmd.exe	89
PID 3916 wrote to memory of 1636	3916	cmd.exe	90
PID 3916 wrote to memory of 1636	3916	cmd.exe	90
PID 3916 wrote to memory of 1420	3916	cmd.exe	91
PID 3916 wrote to memory of 1420	3916	cmd.exe	91
PID 3916 wrote to memory of 1600	3916	cmd.exe	93
PID 3916 wrote to memory of 1600	3916	cmd.exe	93
PID 1600 wrote to memory of 544	1600	meow.exe	95
PID 1600 wrote to memory of 544	1600	meow.exe	95

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\37b140b412b4b35dd1569ec67fb624be586bc4ed0b18999584ce91dd0872e4c0.exe
"C:\Users\Admin\AppData\Local\Temp\37b140b412b4b35dd1569ec67fb624be586bc4ed0b18999584ce91dd0872e4c0.exe"
1⤵
- Checks computer location settings
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2476
- C:\Windows\System32\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /create /f /sc ONLOGON /RL HIGHEST /tn "Audio background" /tr "C:\Users\MicrosoftCorp\meow.exe"
  2⤵
  - Scheduled Task/Job: Scheduled Task
  PID:1152
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" /C C:\Users\Admin\AppData\Local\Temp\tmpF647.tmp.bat & Del C:\Users\Admin\AppData\Local\Temp\tmpF647.tmp.bat
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3916
- - C:\Windows\system32\tasklist.exe
    Tasklist /fi "PID eq 2476"
    3⤵
    - Enumerates processes with tasklist
    - Suspicious use of AdjustPrivilegeToken
    PID:4744
- - C:\Windows\system32\find.exe
    find ":"
    3⤵
    PID:1636
- - C:\Windows\system32\timeout.exe
    Timeout /T 1 /Nobreak
    3⤵
    - Delays execution with timeout.exe
    PID:1420
- - C:\Users\MicrosoftCorp\meow.exe
    "meow.exe"
    3⤵
    - Checks computer location settings
    - Executes dropped EXE
    - Suspicious behavior: AddClipboardFormatListener
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:1600
  - - C:\Windows\System32\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /create /f /sc ONLOGON /RL HIGHEST /tn "Audio background" /tr "C:\Users\MicrosoftCorp\meow.exe"
      4⤵
      Scheduled Task/Job: Scheduled Task
      PID:544

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Credential Access

Discovery

Process Discovery

Query Registry

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpF647.tmp.bat

Filesize
247B

MD5
02de200d2eacd2503b538f0ee2105f0b

SHA1
10544de91259a0a1033a429d9fa17876e82ec468

SHA256
52c6b70f2a6eb5434e3e70a4c2117353d9fe93ea71f573bf086696c76dd0b405

SHA512
197bc01bc5262260eb3d57892ce8eb26573b106ce224012dbca7ed30fdad4b854559a02af2c08185fe4c6da3478d09994bc31da35bcd55b48ceb00ca43001e44

Download Submit
C:\Users\MicrosoftCorp\meow.exe

Filesize
111KB

MD5
98cd6339d0013464151fe4719924480e

SHA1
6193255218effdef76de60ad5d98d76cca5c400f

SHA256
37b140b412b4b35dd1569ec67fb624be586bc4ed0b18999584ce91dd0872e4c0

SHA512
b06def8ffd3b2cac2c3beb3146f4306fbd9562a561cf62c26864db124a3a84499506b005344411597fe84b0291b7e2c0e1c45398cebd958d374e8fc45582b75d

Download Submit
memory/2476-0-0x00007FFBBD683000-0x00007FFBBD685000-memory.dmp

Filesize
8KB

Download
memory/2476-1-0x00000185AA670000-0x00000185AA692000-memory.dmp

Filesize
136KB

Download
memory/2476-2-0x00007FFBBD680000-0x00007FFBBE141000-memory.dmp

Filesize
10.8MB

Download
memory/2476-6-0x00007FFBBD680000-0x00007FFBBE141000-memory.dmp

Filesize
10.8MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads