discordrat | aa0316816724b47a30eb700b8034f12e1387827bf6ad4305c81dbe31f2ba1f0f

Analysis

max time kernel
90s
max time network
94s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
18-05-2024 08:52

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Reason

Machine shutdown

Report Analysis Logs

General

Target

Client-built.exe
Size

78KB
MD5

4cc3a192f38f0ba95fa9d68e97f6ef3c
SHA1

be1939d58b92d674a6de1687c66dae7d4dd2ecee
SHA256

aa0316816724b47a30eb700b8034f12e1387827bf6ad4305c81dbe31f2ba1f0f
SHA512

2b8cc93b66a8afd3941baa2ce76a25db53e5843d3751baad6cdc050d8a52c4d84cd23271da6d7781c589fff4352f06e39529e8a80c78e1acb36181be51c253c4
SSDEEP

1536:52WjO8XeEXFh5P7v88wbjNrfxCXhRoKV6+V+kPIC:5Zv5PDwbjNrmAE+4IC

Score

10^/10

discordrat persistence rat rootkit stealer

Malware Config

Extracted

Family

discordrat

Attributes

discord_token
MTI0MTMxMTE3MDk1NTMxNzM1OQ.GtZ2dx.2B3nuUu0A_CuQdHvi3hc41LhN-OI3weFEtjBqU
server_id
1241107698636820601

Signatures

Discord RAT
A RAT written in C# using Discord as a C2.
stealer rootkit rat persistence discordrat

Checks computer location settings 2 TTPs 1 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-1-5-21-2539840389-1261165778-1087677076-1000\Control Panel\International\Geo\Nation	Client-built.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs 8 IoCs

Web Service

T1102

flow	ioc
27	discord.com
28	discord.com
35	discord.com
36	discord.com
50	discord.com
13	discord.com
14	discord.com
22	discord.com

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

System Information Discovery
T1082

Modifies data under HKEY_USERS 15 IoCs

description	ioc	Process
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\AccentColorMenu = "4292311040"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationAfterglowBalance = "10"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationBlurBalance = "1"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\EnableWindowColorization = "237"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationGlassAttribute = "1"	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Themes\History	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationColorBalance = "89"	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\AccentColor = "4292311040"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationColor = "3288365271"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationAfterglow = "3288365271"	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent	LogonUI.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\AccentPalette = a6d8ff0076b9ed00429ce3000078d700005a9e000042750000264200f7630c00	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Themes\History\AutoColor = "0"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\StartColorMenu = "4288567808"	LogonUI.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	3536	Client-built.exe
Token: SeShutdownPrivilege	4136	shutdown.exe
Token: SeRemoteShutdownPrivilege	4136	shutdown.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2208	LogonUI.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 3536 wrote to memory of 4136	3536	Client-built.exe	90
PID 3536 wrote to memory of 4136	3536	Client-built.exe	90

C:\Users\Admin\AppData\Local\Temp\Client-built.exe
"C:\Users\Admin\AppData\Local\Temp\Client-built.exe"
1⤵
- Checks computer location settings
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3536
- C:\Windows\System32\shutdown.exe
  "C:\Windows\System32\shutdown.exe" /r /t 0
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:4136

C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x4 /state0:0xa39de855 /state1:0x41c64e6d
1⤵
- Modifies data under HKEY_USERS
- Suspicious use of SetWindowsHookEx
PID:2208

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Web Service

T1102

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3536-0-0x00007FFE236E3000-0x00007FFE236E5000-memory.dmp

Filesize
8KB

Download
memory/3536-1-0x0000021C2CBF0000-0x0000021C2CC08000-memory.dmp

Filesize
96KB

Download
memory/3536-2-0x0000021C47220000-0x0000021C473E2000-memory.dmp

Filesize
1.8MB

Download
memory/3536-3-0x00007FFE236E0000-0x00007FFE241A1000-memory.dmp

Filesize
10.8MB

Download
memory/3536-4-0x0000021C47A20000-0x0000021C47F48000-memory.dmp

Filesize
5.2MB

Download
memory/3536-5-0x00007FFE236E3000-0x00007FFE236E5000-memory.dmp

Filesize
8KB

Download
memory/3536-6-0x00007FFE236E0000-0x00007FFE241A1000-memory.dmp

Filesize
10.8MB

Download
memory/3536-7-0x00007FFE236E0000-0x00007FFE241A1000-memory.dmp

Filesize
10.8MB

Download