discordrat | acfb664587eeb517d6c3abe919d52d728f54d94bf54b9ca5a7f30314d0a22f97

Resubmissions

26/09/2024, 12:08

240926-pazx9swekm 10

26/09/2024, 11:45

240926-nw4ynsvgmp 10

Analysis

max time kernel
109s
max time network
110s
platform
windows11-21h2_x64
resource
win11-20240802-en
resource tags

arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system
submitted
26/09/2024, 12:08

Sharing

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Reason

Machine shutdown

Report Analysis Logs

General

Target

Client-built.exe
Size

78KB
MD5

dd2514691bbf93f80928b16353ef36c9
SHA1

4d6fad3d6df164eb9ef90e708147837961008f3e
SHA256

acfb664587eeb517d6c3abe919d52d728f54d94bf54b9ca5a7f30314d0a22f97
SHA512

cc5daa9fd97b88e411a38c9937d87e2c201058c2100df51f746f88e0a04ffa9d6b7cbfd2e22049ae7242f84e8be6c427ed36e6645c563e00cace753322293e6d
SSDEEP

1536:52WjO8XeEXFh5P7v88wbjNrfxCXhRoKV6+V+GPIC:5Zv5PDwbjNrmAE+iIC

Score

10^/10

discordrat persistence rat rootkit stealer

Malware Config

Extracted

Family

discordrat

Attributes

discord_token
MTI2ODk2NDIwNTMzMjAwOTA4MQ.G2VQO3.rLYaZ6YXS_2cD32yjU_EpC30Zspp6IkmC0MMuU
server_id
1288828673423839275

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 9 IoCs

Web Service

T1102

flow	ioc
9	discord.com
15	discord.com
7	discord.com
4	discord.com
6	discord.com
8	discord.com
10	discord.com
16	discord.com
1	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\ColorizationAfterglow = "3288365268"	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\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\CurrentVersion\Explorer\Accent\AccentColorMenu = "4292114432"	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\ColorizationBlurBalance = "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\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\ColorizationGlassAttribute = "1"	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 = 99ebff004cc2ff000091f8000078d4000067c000003e9200001a6800f7630c00	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\EnableWindowColorization = "132"	LogonUI.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	4696	Client-built.exe
Token: 33	4312	AUDIODG.EXE
Token: SeIncBasePriorityPrivilege	4312	AUDIODG.EXE
Token: SeShutdownPrivilege	3076	shutdown.exe
Token: SeRemoteShutdownPrivilege	3076	shutdown.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3468	LogonUI.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 4696 wrote to memory of 3076	4696	Client-built.exe	80
PID 4696 wrote to memory of 3076	4696	Client-built.exe	80

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:4696
- C:\Windows\System32\shutdown.exe
  "C:\Windows\System32\shutdown.exe" /s /t 0
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:3076

C:\Windows\system32\AUDIODG.EXE
C:\Windows\system32\AUDIODG.EXE 0x00000000000004CC 0x00000000000004C8
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:4312

C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x4 /state0:0xa3945855 /state1:0x41c64e6d
1⤵
- Modifies data under HKEY_USERS
- Suspicious use of SetWindowsHookEx
PID:3468

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/4696-0-0x00007FFF7D753000-0x00007FFF7D755000-memory.dmp

Filesize
8KB

Download
memory/4696-1-0x000001358F670000-0x000001358F688000-memory.dmp

Filesize
96KB

Download
memory/4696-2-0x00000135A9D70000-0x00000135A9F32000-memory.dmp

Filesize
1.8MB

Download
memory/4696-3-0x00007FFF7D750000-0x00007FFF7E212000-memory.dmp

Filesize
10.8MB

Download
memory/4696-4-0x00000135AAFF0000-0x00000135AB518000-memory.dmp

Filesize
5.2MB

Download
memory/4696-5-0x00007FFF7D753000-0x00007FFF7D755000-memory.dmp

Filesize
8KB

Download
memory/4696-6-0x00007FFF7D750000-0x00007FFF7E212000-memory.dmp

Filesize
10.8MB

Download
memory/4696-7-0x00000135AAB70000-0x00000135AAC1A000-memory.dmp

Filesize
680KB

Download
memory/4696-11-0x00007FFF7D750000-0x00007FFF7E212000-memory.dmp

Filesize
10.8MB

Download
memory/4696-12-0x00007FFF7D750000-0x00007FFF7E212000-memory.dmp

Filesize
10.8MB

Download
memory/4696-13-0x00007FFF7D750000-0x00007FFF7E212000-memory.dmp

Filesize
10.8MB

Download