discordrat | 84c1920fda9d8f7f58fbd1ac51f14f799f65ccc8e93b37f88990951397f8919d

Analysis

max time kernel
89s
max time network
90s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
13-12-2024 08:21

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Reason

Machine shutdown

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General

Target

Client-built.exe
Size

78KB
MD5

a8ea74cdecbe64b0e4b66e151df3c3aa
SHA1

e2f7becdd85cce54dce289714eb936b8d78228a0
SHA256

84c1920fda9d8f7f58fbd1ac51f14f799f65ccc8e93b37f88990951397f8919d
SHA512

c3ec2f8f7b7c71a8f60f892619a4ffed6067e9c3a09ead5fdeca72fcc200213d1dbea2521ea36e7e795427a034e2f7de14354e340876b3c813397a867bf1ce99
SSDEEP

1536:52WjO8XeEXFh5P7v88wbjNrfxCXhRoKV6+V+CPIC:5Zv5PDwbjNrmAE+uIC

Score

10^/10

discordrat persistence rat rootkit stealer

Malware Config

Extracted

Family

discordrat

Attributes

discord_token
MTI2NDUzOTAzMTYyMjkwOTk3NA.Gd9ogA.Sv9mSWEUZhZL_a3eWlE_MbCHTD-gxAlYG_NcLo
server_id
1317038310975078460

Signatures

Discord RAT
A RAT written in C# using Discord as a C2.
stealer rootkit rat persistence discordrat
Discordrat family
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-1-5-21-4050598569-1597076380-177084960-1000\Control Panel\International\Geo\Nation	Client-built.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs 6 IoCs

Web Service

T1102

flow	ioc
11	discord.com
18	discord.com
24	discord.com
26	discord.com
52	discord.com
10	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\ColorizationGlassAttribute = "1"	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\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\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\EnableWindowColorization = "218"	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\Themes\History\AutoColor = "0"	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 (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\StartColorMenu = "4288567808"	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\CurrentVersion\Explorer\Accent\AccentColorMenu = "4292311040"	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM	LogonUI.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	4996	Client-built.exe
Token: SeShutdownPrivilege	1888	shutdown.exe
Token: SeRemoteShutdownPrivilege	1888	shutdown.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3628	LogonUI.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 4996 wrote to memory of 1888	4996	Client-built.exe	92
PID 4996 wrote to memory of 1888	4996	Client-built.exe	92

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:4996
- C:\Windows\System32\shutdown.exe
  "C:\Windows\System32\shutdown.exe" /r /t 0
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:1888

C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x4 /state0:0xa39b2055 /state1:0x41c64e6d
1⤵
- Modifies data under HKEY_USERS
- Suspicious use of SetWindowsHookEx
PID:3628

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

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Downloads

memory/4996-1-0x00007FFCE6AF3000-0x00007FFCE6AF5000-memory.dmp

Filesize
8KB

Download
memory/4996-0-0x00000248151D0000-0x00000248151E8000-memory.dmp

Filesize
96KB

Download
memory/4996-2-0x000002482F7B0000-0x000002482F972000-memory.dmp

Filesize
1.8MB

Download
memory/4996-3-0x00007FFCE6AF0000-0x00007FFCE75B1000-memory.dmp

Filesize
10.8MB

Download
memory/4996-4-0x000002482FFB0000-0x00000248304D8000-memory.dmp

Filesize
5.2MB

Download
memory/4996-5-0x00007FFCE6AF3000-0x00007FFCE6AF5000-memory.dmp

Filesize
8KB

Download
memory/4996-6-0x00007FFCE6AF0000-0x00007FFCE75B1000-memory.dmp

Filesize
10.8MB

Download
memory/4996-7-0x00007FFCE6AF0000-0x00007FFCE75B1000-memory.dmp

Filesize
10.8MB

Download