toxiceye | a65b1b62f767ef61e1711c0a83157c1e1d01e0c2eace65e616c837fc1e44dbe7

General

Target

J9cvjahsghfAP2s.exe
Size

16.3MB
MD5

0392831eef744779930426841e250ec0
SHA1

f9d7d82a92bdc7c8598d393edae73ca1b6ed015e
SHA256

a65b1b62f767ef61e1711c0a83157c1e1d01e0c2eace65e616c837fc1e44dbe7
SHA512

dbd9e9020ba51db9a71cd435894581e3f1260436cf7690783df00917bce815a2bec45c85592c16eb5aa75937c6cbcd1959f4d95de510cc3174945d3186f74b42
SSDEEP

393216:914I2ZOl6M5PdlNYHeWcHXe0xE6TNJWAikay8d+Lc0xk3S1vk:b4I2bM9dlN+XsXesESJWZd+LFki1

Score

10^/10

toxiceye defense_evasion discovery evasion rat trojan

Malware Config

Extracted

Family

toxiceye

C2

https://api.telegram.org/bot7642478923:AAEwlRnbjjNP8kHPrxLhm3a8vkSUNuUfWL0/sendMessage?chat_id=7824954161

Signatures

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

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	GcYPoQg2gjwx.exe

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	GcYPoQg2gjwx.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	GcYPoQg2gjwx.exe

Executes dropped EXE 3 IoCs

pid	Process
3852	TelegramRAT.exe
3272	GcYPoQg2gjwx.exe
2264	rat.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	GcYPoQg2gjwx.exe

Looks up external IP address via web service 1 IoCs

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

flow	ioc
12	ip-api.com

Obfuscated Files or Information: Command Obfuscation 1 TTPs
Adversaries may obfuscate content during command execution to impede detection.
defense_evasion

Command Obfuscation
T1027.010

Enumerates processes with tasklist 1 TTPs 1 IoCs

discovery

Process Discovery

T1057

pid	Process
3180	tasklist.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	J9cvjahsghfAP2s.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
3260	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
4404	schtasks.exe
684	schtasks.exe

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
2264	rat.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
3848	powershell.exe
3848	powershell.exe
3848	powershell.exe
2264	rat.exe
2264	rat.exe
2264	rat.exe
2264	rat.exe
2264	rat.exe
2264	rat.exe
2264	rat.exe
2264	rat.exe
2264	rat.exe
2264	rat.exe
2264	rat.exe
2264	rat.exe
2264	rat.exe
2264	rat.exe
2264	rat.exe
2264	rat.exe
2264	rat.exe
2264	rat.exe
2264	rat.exe
2264	rat.exe
2264	rat.exe
2264	rat.exe
2264	rat.exe
2264	rat.exe
2264	rat.exe
2264	rat.exe
2264	rat.exe
2264	rat.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	3852	TelegramRAT.exe
Token: SeDebugPrivilege	3848	powershell.exe
Token: SeDebugPrivilege	3180	tasklist.exe
Token: SeDebugPrivilege	2264	rat.exe
Token: SeDebugPrivilege	2264	rat.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2264	rat.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 1384 wrote to memory of 3848	1384	J9cvjahsghfAP2s.exe	70
PID 1384 wrote to memory of 3848	1384	J9cvjahsghfAP2s.exe	70
PID 1384 wrote to memory of 3848	1384	J9cvjahsghfAP2s.exe	70
PID 1384 wrote to memory of 3852	1384	J9cvjahsghfAP2s.exe	72
PID 1384 wrote to memory of 3852	1384	J9cvjahsghfAP2s.exe	72
PID 1384 wrote to memory of 3272	1384	J9cvjahsghfAP2s.exe	74
PID 1384 wrote to memory of 3272	1384	J9cvjahsghfAP2s.exe	74
PID 3852 wrote to memory of 4404	3852	TelegramRAT.exe	76
PID 3852 wrote to memory of 4404	3852	TelegramRAT.exe	76
PID 3852 wrote to memory of 4644	3852	TelegramRAT.exe	78
PID 3852 wrote to memory of 4644	3852	TelegramRAT.exe	78
PID 4644 wrote to memory of 3180	4644	cmd.exe	82
PID 4644 wrote to memory of 3180	4644	cmd.exe	82
PID 4644 wrote to memory of 60	4644	cmd.exe	83
PID 4644 wrote to memory of 60	4644	cmd.exe	83
PID 4644 wrote to memory of 3260	4644	cmd.exe	84
PID 4644 wrote to memory of 3260	4644	cmd.exe	84
PID 4644 wrote to memory of 2264	4644	cmd.exe	85
PID 4644 wrote to memory of 2264	4644	cmd.exe	85
PID 2264 wrote to memory of 684	2264	rat.exe	87
PID 2264 wrote to memory of 684	2264	rat.exe	87

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\J9cvjahsghfAP2s.exe
"C:\Users\Admin\AppData\Local\Temp\J9cvjahsghfAP2s.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1384
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -EncodedCommand "PAAjAGEAZwByACMAPgBBAGQAZAAtAE0AcABQAHIAZQBmAGUAcgBlAG4AYwBlACAAPAAjAHEAcABrACMAPgAgAC0ARQB4AGMAbAB1AHMAaQBvAG4AUABhAHQAaAAgAEAAKAAkAGUAbgB2ADoAVQBzAGUAcgBQAHIAbwBmAGkAbABlACwAJABlAG4AdgA6AFMAeQBzAHQAZQBtAEQAcgBpAHYAZQApACAAPAAjAHIAYwBkACMAPgAgAC0ARgBvAHIAYwBlACAAPAAjAG4AdABiACMAPgA="
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3848
- C:\Users\Admin\AppData\Local\Temp\TelegramRAT.exe
  "C:\Users\Admin\AppData\Local\Temp\TelegramRAT.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3852
- - C:\Windows\System32\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /create /f /sc ONLOGON /RL HIGHEST /tn "Chrome Update" /tr "C:\Users\ToxicEye\rat.exe"
    3⤵
    - Scheduled Task/Job: Scheduled Task
    PID:4404
- - C:\Windows\System32\cmd.exe
    "C:\Windows\System32\cmd.exe" /C C:\Users\Admin\AppData\Local\Temp\tmpF1F1.tmp.bat & Del C:\Users\Admin\AppData\Local\Temp\tmpF1F1.tmp.bat
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4644
  - - C:\Windows\system32\tasklist.exe
      Tasklist /fi "PID eq 3852"
      4⤵
      Enumerates processes with tasklist
      Suspicious use of AdjustPrivilegeToken
      PID:3180
  - - C:\Windows\system32\find.exe
      find ":"
      4⤵
      PID:60
  - - C:\Windows\system32\timeout.exe
      Timeout /T 1 /Nobreak
      4⤵
      Delays execution with timeout.exe
      PID:3260
  - - C:\Users\ToxicEye\rat.exe
      "rat.exe"
      4⤵
      Executes dropped EXE
      Suspicious behavior: AddClipboardFormatListener
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of SetWindowsHookEx
      Suspicious use of WriteProcessMemory
      PID:2264
    - - C:\Windows\System32\schtasks.exe
        
        "C:\Windows\System32\schtasks.exe" /create /f /sc ONLOGON /RL HIGHEST /tn "Chrome Update" /tr "C:\Users\ToxicEye\rat.exe"
        5⤵
        Scheduled Task/Job: Scheduled Task
        
        PID:684
- C:\Users\Admin\AppData\Local\Temp\GcYPoQg2gjwx.exe
  "C:\Users\Admin\AppData\Local\Temp\GcYPoQg2gjwx.exe"
  2⤵
  - Identifies VirtualBox via ACPI registry values (likely anti-VM)
  - Checks BIOS information in registry
  - Executes dropped EXE
  - Checks whether UAC is enabled
  PID:3272

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

Obfuscated Files or Information

1

T1027

Command Obfuscation

1

T1027.010

Virtualization/Sandbox Evasion

1

T1497

Credential Access

Discovery

Process Discovery

Query Registry

System Information Discovery

3

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Virtualization/Sandbox Evasion

1

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\GcYPoQg2gjwx.exe

Filesize
16.2MB

MD5
a2cfaecd80aaa319d36ed1c87fc68dce

SHA1
d0478f4274090e27fef08869682f7d181bdfdeba

SHA256
cab0c3b7a76fe7356253ed309512908ad769068ad57e61a7ee9ea78586750d81

SHA512
3233b9c768b7314eebda5b31dce4d4e0160f58b0b750402fcb848c585a74e2d923992952ce20384dc821b788a5acafa6b8e46030d9bdde9328df480391db2fb2

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

Filesize
111KB

MD5
cfcf85d457ace60923e67ce7f14adadf

SHA1
76f9220c256579361542cddde951d6cbb86ca163

SHA256
0a2ea2ae3535420da3b3504d3dc9f45067e55c81c3d4e2d483173e05db0fdd3f

SHA512
d2554907ea6f236bfefce0c09dcf1a90a171455038b1bc671eeac787938fea1ed7783954550489d6b0375fd9a2a0c794f728c1d81d79fe6600080de4739ab984

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ko21siwa.4ks.ps1

Filesize
1B

MD5
c4ca4238a0b923820dcc509a6f75849b

SHA1
356a192b7913b04c54574d18c28d46e6395428ab

SHA256
6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b

SHA512
4dff4ea340f0a823f15d3f4f01ab62eae0e5da579ccb851f8db9dfe84c58b2b37b89903a740e1ee172da793a6e79d560e5f7f9bd058a12a280433ed6fa46510a

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpF1F1.tmp.bat

Filesize
188B

MD5
c3137d62f6011fef44e6be846eabfee3

SHA1
bd61de06947d377301bd0714fa4baa0b0ccc317e

SHA256
9fdfe7e8ff8d3f4879960c3e5bc262a5766cafd12d85b6c021046b20defbc863

SHA512
ba4623ce7436d420c6bdb4e37994f62a082264ef1468b8c7d5e46e1deb23e04973d70faf9f56d7d2d74be1853a4321a0c26dadce5baf36ea30cadd5af054fd40

Download Submit
memory/2264-279-0x000001B02EA30000-0x000001B02EA4E000-memory.dmp

Filesize
120KB

Download
memory/2264-278-0x000001B02ECE0000-0x000001B02ED56000-memory.dmp

Filesize
472KB

Download
memory/2264-277-0x000001B02EC30000-0x000001B02ECDA000-memory.dmp

Filesize
680KB

Download
memory/3272-60-0x0000000140000000-0x0000000142343000-memory.dmp

Filesize
35.3MB

Download
memory/3272-19-0x0000000140000000-0x0000000142343000-memory.dmp

Filesize
35.3MB

Download
memory/3272-21-0x0000000140000000-0x0000000142343000-memory.dmp

Filesize
35.3MB

Download
memory/3272-20-0x0000000140000000-0x0000000142343000-memory.dmp

Filesize
35.3MB

Download
memory/3272-18-0x0000000140000000-0x0000000142343000-memory.dmp

Filesize
35.3MB

Download
memory/3848-27-0x0000000007950000-0x000000000796C000-memory.dmp

Filesize
112KB

Download
memory/3848-54-0x0000000008B50000-0x0000000008B6E000-memory.dmp

Filesize
120KB

Download
memory/3848-24-0x0000000006DE0000-0x0000000006E46000-memory.dmp

Filesize
408KB

Download
memory/3848-25-0x00000000075C0000-0x0000000007910000-memory.dmp

Filesize
3.3MB

Download
memory/3848-22-0x0000000006BD0000-0x0000000006BF2000-memory.dmp

Filesize
136KB

Download
memory/3848-28-0x0000000007990000-0x00000000079DB000-memory.dmp

Filesize
300KB

Download
memory/3848-31-0x0000000007D90000-0x0000000007E06000-memory.dmp

Filesize
472KB

Download
memory/3848-17-0x0000000006F90000-0x00000000075B8000-memory.dmp

Filesize
6.2MB

Download
memory/3848-13-0x0000000004130000-0x0000000004166000-memory.dmp

Filesize
216KB

Download
memory/3848-52-0x0000000008B80000-0x0000000008BB3000-memory.dmp

Filesize
204KB

Download
memory/3848-53-0x0000000073330000-0x000000007337B000-memory.dmp

Filesize
300KB

Download
memory/3848-23-0x0000000006D70000-0x0000000006DD6000-memory.dmp

Filesize
408KB

Download
memory/3848-59-0x0000000008BC0000-0x0000000008C65000-memory.dmp

Filesize
660KB

Download
memory/3848-61-0x000000007285E000-0x000000007285F000-memory.dmp

Filesize
4KB

Download
memory/3848-9-0x000000007285E000-0x000000007285F000-memory.dmp

Filesize
4KB

Download
memory/3848-63-0x0000000009090000-0x0000000009124000-memory.dmp

Filesize
592KB

Download
memory/3848-256-0x0000000008FA0000-0x0000000008FBA000-memory.dmp

Filesize
104KB

Download
memory/3848-261-0x0000000008F90000-0x0000000008F98000-memory.dmp

Filesize
32KB

Download
memory/3852-12-0x0000015FDB020000-0x0000015FDB030000-memory.dmp

Filesize
64KB

Download
memory/3852-6-0x0000015FD9410000-0x0000015FD9432000-memory.dmp

Filesize
136KB

Download
memory/3852-5-0x00007FFB83AE3000-0x00007FFB83AE4000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads