discordrat | 591157c7b3acd00b0dfc7434133a5cd492fc2dfcf632f406051b9d66dcd33d5a

Analysis

max time kernel
23s
max time network
26s
platform
windows11-21h2_x64
resource
win11-20240214-en
resource tags

arch:x64arch:x86image:win11-20240214-enlocale:en-usos:windows11-21h2-x64system
submitted
04-04-2024 14:12

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Reason

Machine shutdown

Report Analysis Logs

General

Target

Client-built.exe
Size

78KB
MD5

901cefc057201e055bf5811e52f1d3c6
SHA1

7eedcc00e7d71c86c752d6ed11c740dd91b2e078
SHA256

591157c7b3acd00b0dfc7434133a5cd492fc2dfcf632f406051b9d66dcd33d5a
SHA512

7c3a57849b2efd31f258378135c9affa71d4504d7f25757a055cbe12b4c83d38a8049db6109624a8ec6e45150c0ee7f9995c8280af313f500aa68218da62e4ca
SSDEEP

1536:52WjO8XeEXFh5P7v88wbjNrfxCXhRoKV6+V+nPIC:5Zv5PDwbjNrmAE+PIC

Score

10^/10

discordrat persistence rat rootkit stealer

Malware Config

Extracted

Family

discordrat

Attributes

discord_token
MTIyNTQ0Mzk5NzkwMDYwMzQ1Nw.GWuERT.FvjiredISYysQu4CtwubME2Lb2KTKTUG8SW5yM
server_id
1225162463952109721

Signatures

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

Legitimate hosting services abused for malware hosting/C2 1 TTPs 4 IoCs

Web Service

T1102

flow	ioc
5	discord.com
6	discord.com
1	discord.com
3	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\DWM\EnableWindowColorization = "18"	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 = "4290799360"	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationAfterglow = "3288365268"	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Themes\History	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\AccentColorMenu = "4292114432"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\AccentColor = "4292114432"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationColor = "3288365268"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationColorBalance = "89"	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
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationGlassAttribute = "1"	LogonUI.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\AccentPalette = 99ebff004cc2ff000091f8000078d4000067c000003e9200001a6800f7630c00	LogonUI.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1276	Client-built.exe
Token: SeShutdownPrivilege	5096	shutdown.exe
Token: SeRemoteShutdownPrivilege	5096	shutdown.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4348	LogonUI.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 1276 wrote to memory of 5096	1276	Client-built.exe	76
PID 1276 wrote to memory of 5096	1276	Client-built.exe	76

C:\Users\Admin\AppData\Local\Temp\Client-built.exe
"C:\Users\Admin\AppData\Local\Temp\Client-built.exe"
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1276
- C:\Windows\System32\shutdown.exe
  "C:\Windows\System32\shutdown.exe" /s /t 0
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:5096

C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x4 /state0:0xa3a01055 /state1:0x41c64e6d
1⤵
- Modifies data under HKEY_USERS
- Suspicious use of SetWindowsHookEx
PID:4348

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Web Service

T1102

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1276-0-0x0000023A2CCB0000-0x0000023A2CCC8000-memory.dmp

Filesize
96KB

Download
memory/1276-1-0x0000023A47440000-0x0000023A47602000-memory.dmp

Filesize
1.8MB

Download
memory/1276-2-0x00007FFC60180000-0x00007FFC60C42000-memory.dmp

Filesize
10.8MB

Download
memory/1276-3-0x0000023A47800000-0x0000023A47810000-memory.dmp

Filesize
64KB

Download
memory/1276-4-0x0000023A487C0000-0x0000023A48CE8000-memory.dmp

Filesize
5.2MB

Download
memory/1276-5-0x00007FFC60180000-0x00007FFC60C42000-memory.dmp

Filesize
10.8MB

Download
memory/1276-6-0x00007FFC60180000-0x00007FFC60C42000-memory.dmp

Filesize
10.8MB

Download