toxiceye | e67f2b34ef647d59eb8ebd4a88f85dc072346ca5c275cba1ee2307b80a560319

General

Target

virus.exe
Size

793KB
MD5

835d21dc5baa96f1ce1bf6b66d92d637
SHA1

e0fb2a01a9859f0d2c983b3850c76f8512817e2d
SHA256

e67f2b34ef647d59eb8ebd4a88f85dc072346ca5c275cba1ee2307b80a560319
SHA512

747a9b6cde0207c722a62904a2c8708188f7c9e65e94cf55667e90096f1d1852e145061bd8e764bf30aaca0fb0f4355668feccc951041af735677c4c644aba87
SSDEEP

24576:rcHV1ApBOr1sU6uEgjhlOCDw8mEFAuYg2OWpTMqBx+fdTmG2Y4MT9ffD+CzKcbm+:oApBOr1sU6uEgjhlOCDw8mEFAuYg2OWm

Score

10^/10

toxiceye discovery rat trojan

Malware Config

Extracted

Family

toxiceye

C2

https://api.telegram.org/bot5687152406:AAFin_LYFhJGLydMgYheeUDec-2orew51aM/sendMessage?chat_id=2024893777

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-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation	virus.exe
Key value queried	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation	wsappx.exe

Executes dropped EXE 1 IoCs

pid	Process
1436	wsappx.exe

Enumerates processes with tasklist 1 TTPs 1 IoCs

discovery

Process Discovery

T1057

pid	Process
4172	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
1440	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
3532	schtasks.exe
2596	schtasks.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1436	wsappx.exe
1436	wsappx.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	1448	virus.exe
Token: SeDebugPrivilege	4172	tasklist.exe
Token: SeDebugPrivilege	1436	wsappx.exe
Token: SeManageVolumePrivilege	1948	svchost.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1436	wsappx.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 1448 wrote to memory of 3532	1448	virus.exe	84
PID 1448 wrote to memory of 3532	1448	virus.exe	84
PID 1448 wrote to memory of 2404	1448	virus.exe	86
PID 1448 wrote to memory of 2404	1448	virus.exe	86
PID 2404 wrote to memory of 4172	2404	cmd.exe	88
PID 2404 wrote to memory of 4172	2404	cmd.exe	88
PID 2404 wrote to memory of 1964	2404	cmd.exe	89
PID 2404 wrote to memory of 1964	2404	cmd.exe	89
PID 2404 wrote to memory of 1440	2404	cmd.exe	90
PID 2404 wrote to memory of 1440	2404	cmd.exe	90
PID 2404 wrote to memory of 1436	2404	cmd.exe	91
PID 2404 wrote to memory of 1436	2404	cmd.exe	91
PID 1436 wrote to memory of 2596	1436	wsappx.exe	92
PID 1436 wrote to memory of 2596	1436	wsappx.exe	92

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\virus.exe
"C:\Users\Admin\AppData\Local\Temp\virus.exe"
1⤵
- Checks computer location settings
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1448
- C:\Windows\System32\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /create /f /sc ONLOGON /RL HIGHEST /tn "wsappx" /tr "C:\Users\Static\wsappx.exe"
  2⤵
  - Scheduled Task/Job: Scheduled Task
  PID:3532
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" /C C:\Users\Admin\AppData\Local\Temp\tmp8424.tmp.bat & Del C:\Users\Admin\AppData\Local\Temp\tmp8424.tmp.bat
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2404
- - C:\Windows\system32\tasklist.exe
    Tasklist /fi "PID eq 1448"
    3⤵
    - Enumerates processes with tasklist
    - Suspicious use of AdjustPrivilegeToken
    PID:4172
- - C:\Windows\system32\find.exe
    find ":"
    3⤵
    PID:1964
- - C:\Windows\system32\timeout.exe
    Timeout /T 1 /Nobreak
    3⤵
    - Delays execution with timeout.exe
    PID:1440
- - C:\Users\Static\wsappx.exe
    "wsappx.exe"
    3⤵
    - Checks computer location settings
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:1436
  - - C:\Windows\System32\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /create /f /sc ONLOGON /RL HIGHEST /tn "wsappx" /tr "C:\Users\Static\wsappx.exe"
      4⤵
      Scheduled Task/Job: Scheduled Task
      PID:2596

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k UnistackSvcGroup
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1948

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\Comms\UnistoreDB\store.jfm

Filesize
16KB

MD5
f1eb5322e0409644079be3aa16aaf281

SHA1
1888a9a88e9259a2ca12369c91b73cabc754b2bd

SHA256
a711f0e1aae4ca89f29429571078d043d047f4803d5619b235ffe4c797d322c2

SHA512
06b74e0aad9f20275323d378555517d23cbf404814823edffa21ce247aafd8cbe9ccc263a78bbca976d10593dcd04c5427cf519c3898932fe7fb02391178e651

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp8424.tmp.bat

Filesize
183B

MD5
5e9657127700d971e2b6c464835b2fd3

SHA1
8e1b338946332a9c20792b7a4aad01cfc91455ce

SHA256
094b2427d00079d73bac9359e7046f8667ce9da8f6f4325cb6aa838e9a87599a

SHA512
4a372461e80e7f6e8c329bc3a80dabc2e018d1ec5d4075683abae921301ecb39546443021c160aa087a9d16af2e65e87e8d2856f7008b440ee84c4a81ae5f44c

Download Submit
C:\Users\Static\wsappx.exe

Filesize
793KB

MD5
835d21dc5baa96f1ce1bf6b66d92d637

SHA1
e0fb2a01a9859f0d2c983b3850c76f8512817e2d

SHA256
e67f2b34ef647d59eb8ebd4a88f85dc072346ca5c275cba1ee2307b80a560319

SHA512
747a9b6cde0207c722a62904a2c8708188f7c9e65e94cf55667e90096f1d1852e145061bd8e764bf30aaca0fb0f4355668feccc951041af735677c4c644aba87

Download Submit
memory/1448-0-0x00007FFF48353000-0x00007FFF48355000-memory.dmp

Filesize
8KB

Download
memory/1448-1-0x0000015351C90000-0x0000015351D5C000-memory.dmp

Filesize
816KB

Download
memory/1448-2-0x00007FFF48350000-0x00007FFF48E11000-memory.dmp

Filesize
10.8MB

Download
memory/1448-7-0x00007FFF48350000-0x00007FFF48E11000-memory.dmp

Filesize
10.8MB

Download
memory/1948-49-0x0000019B16830000-0x0000019B16831000-memory.dmp

Filesize
4KB

Download
memory/1948-53-0x0000019B16830000-0x0000019B16831000-memory.dmp

Filesize
4KB

Download
memory/1948-44-0x0000019B16830000-0x0000019B16831000-memory.dmp

Filesize
4KB

Download
memory/1948-45-0x0000019B16830000-0x0000019B16831000-memory.dmp

Filesize
4KB

Download
memory/1948-48-0x0000019B16830000-0x0000019B16831000-memory.dmp

Filesize
4KB

Download
memory/1948-47-0x0000019B16830000-0x0000019B16831000-memory.dmp

Filesize
4KB

Download
memory/1948-46-0x0000019B16830000-0x0000019B16831000-memory.dmp

Filesize
4KB

Download
memory/1948-11-0x0000019B0E140000-0x0000019B0E150000-memory.dmp

Filesize
64KB

Download
memory/1948-50-0x0000019B16830000-0x0000019B16831000-memory.dmp

Filesize
4KB

Download
memory/1948-51-0x0000019B16830000-0x0000019B16831000-memory.dmp

Filesize
4KB

Download
memory/1948-52-0x0000019B16830000-0x0000019B16831000-memory.dmp

Filesize
4KB

Download
memory/1948-43-0x0000019B16800000-0x0000019B16801000-memory.dmp

Filesize
4KB

Download
memory/1948-54-0x0000019B16450000-0x0000019B16451000-memory.dmp

Filesize
4KB

Download
memory/1948-55-0x0000019B16440000-0x0000019B16441000-memory.dmp

Filesize
4KB

Download
memory/1948-57-0x0000019B16450000-0x0000019B16451000-memory.dmp

Filesize
4KB

Download
memory/1948-60-0x0000019B16440000-0x0000019B16441000-memory.dmp

Filesize
4KB

Download
memory/1948-63-0x0000019B16380000-0x0000019B16381000-memory.dmp

Filesize
4KB

Download
memory/1948-27-0x0000019B0E240000-0x0000019B0E250000-memory.dmp

Filesize
64KB

Download
memory/1948-75-0x0000019B16580000-0x0000019B16581000-memory.dmp

Filesize
4KB

Download
memory/1948-77-0x0000019B16590000-0x0000019B16591000-memory.dmp

Filesize
4KB

Download
memory/1948-78-0x0000019B16590000-0x0000019B16591000-memory.dmp

Filesize
4KB

Download
memory/1948-79-0x0000019B166A0000-0x0000019B166A1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads