discordrat | ea5cc81ce53737a0d2d23c3cafb1414ea26c86368f301eed01fb00ddfec0ea1c

Resubmissions

01-08-2024 23:08

240801-241g4swcpc 10

01-08-2024 13:26

240801-qprqwaxakh 10

Analysis

max time kernel
59s
max time network
43s
platform
windows10-2004_x64
resource
win10v2004-20240730-en
resource tags

arch:x64arch:x86image:win10v2004-20240730-enlocale:en-usos:windows10-2004-x64system
submitted
01-08-2024 13:26

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General

Target

Client-built.exe
Size

78KB
MD5

2c2a80b7bdf3fa8cb1407163c66b2184
SHA1

5c1521787bb363b91510c6615ce387a81888dde2
SHA256

ea5cc81ce53737a0d2d23c3cafb1414ea26c86368f301eed01fb00ddfec0ea1c
SHA512

9271888b5ad1ddbc8394a34af1d2a2c9c3f6c7d762cd18717ac5c12e4a9e0dfa02c80eebed54dbc0e80290a7afcfa10a1cb847f382250f4ebb97b941915cd9b2
SSDEEP

1536:52WjO8XeEXFh5P7v88wbjNrfxCXhRoKV6+V+DPIC:5Zv5PDwbjNrmAE+bIC

Score

10^/10

discordrat persistence rat rootkit stealer

Malware Config

Extracted

Family

discordrat

Attributes

discord_token
MTI2ODA5NDg2ODg0MDc3NTY4MQ.GMqsKG.fTOtFQtG4XIs5szmOaKluXcSYy6jMs-9mbxvoU
server_id
1139953620696191017

Signatures

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

Drops desktop.ini file(s) 1 IoCs

description	ioc	Process
File opened for modification	C:\$RECYCLE.BIN\S-1-5-18\desktop.ini	LogonUI.exe

Checks processor information in registry 2 TTPs 3 IoCs

Processor 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\CentralProcessor\0\~MHz	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	EXCEL.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	EXCEL.EXE

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	EXCEL.EXE

Modifies data under HKEY_USERS 52 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\CTF\SortOrder\AssemblyItem\0x00000409	LogonUI.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@%SystemRoot%\system32\shell32.dll,-50176 = "File Operation"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Control Panel\International\User Profile\ShowShiftLock = "1"	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\CTF\SortOrder\AssemblyItem	LogonUI.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Keyboard Layout\Preload\1 = "00000409"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\AccentColorMenu = "4292311040"	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Control Panel\International\User Profile\en-US	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Keyboard Layout\Preload	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Control Panel\International\User Profile	LogonUI.exe
Key deleted	\REGISTRY\USER\.DEFAULT\Software\Microsoft\CTF\SortOrder\AssemblyItem\0x00000409	LogonUI.exe
Key deleted	\REGISTRY\USER\.DEFAULT\Software\Microsoft\CTF\SortOrder\AssemblyItem\0x00000409\{34745C63-B2F0-4784-8B67-5E12C8701A31}\00000000	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\EnableWindowColorization = "155"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Control Panel\International\User Profile\en-US\0409:00000409 = "1"	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\CTF\HiddenDummyLayouts	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\BitBucket\Volume\{66be6a01-0000-0000-0000-d01200000000}	LogonUI.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\AccentPalette = a6d8ff0076b9ed00429ce3000078d700005a9e000042750000264200f7630c00	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM	LogonUI.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Shell Extensions\Cached\{40DD6E20-7C17-11CE-A804-00AA003CA9F6} {000214FC-0000-0000-C000-000000000046} 0xFFFF = 0100000000000000b3ab06a416e4da01	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\CTF\SortOrder\AssemblyItem\0x00000409\{34745C63-B2F0-4784-8B67-5E12C8701A31}	LogonUI.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\CTF\SortOrder\AssemblyItem\0x00000409\{34745C63-B2F0-4784-8B67-5E12C8701A31}\00000000\CLSID = "{00000000-0000-0000-0000-000000000000}"	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Themes\History	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer	LogonUI.exe
Key deleted	\REGISTRY\USER\.DEFAULT\SOFTWARE\MICROSOFT\CTF\SORTORDER\LANGUAGE	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\BitBucket\Volume\{66be6a01-0000-0000-0000-d01200000000}\NukeOnDelete = "0"	LogonUI.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Control Panel\International\User Profile\en-US\CachedLanguageName = "@Winlangdb.dll,-1121"	LogonUI.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Control Panel\International\User Profile\Languages = 65006e002d005500530000000000	LogonUI.exe
Key deleted	\REGISTRY\USER\.DEFAULT\SOFTWARE\MICROSOFT\CTF\SORTORDER\ASSEMBLYITEM\0X00000409\{34745C63-B2F0-4784-8B67-5E12C8701A31}\00000000	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationColorBalance = "89"	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\BitBucket	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\BitBucket\Volume\{66be6a01-0000-0000-0000-d01200000000}\MaxCapacity = "14116"	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\Keyboard Layout\Substitutes	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\StartColorMenu = "4288567808"	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\BitBucket\Volume	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\Shell Extensions\Cached	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\CTF\SortOrder\Language	LogonUI.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\CTF\SortOrder\AssemblyItem\0x00000409\{34745C63-B2F0-4784-8B67-5E12C8701A31}\00000000\Profile = "{00000000-0000-0000-0000-000000000000}"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Control Panel\International\User Profile\ShowCasing = "1"	LogonUI.exe
Key deleted	\REGISTRY\USER\.DEFAULT\Software\Microsoft\CTF\SortOrder\AssemblyItem\0x00000409\{34745C63-B2F0-4784-8B67-5E12C8701A31}	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\CTF\SortOrder\AssemblyItem\0x00000409\{34745C63-B2F0-4784-8B67-5E12C8701A31}\00000000	LogonUI.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\CTF\SortOrder\Language\00000000 = "00000409"	LogonUI.exe
Key deleted	\REGISTRY\USER\.DEFAULT\SOFTWARE\MICROSOFT\CTF\SORTORDER\ASSEMBLYITEM\0X00000409\{34745C63-B2F0-4784-8B67-5E12C8701A31}	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\CTF\TIP	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\AccentColor = "4292311040"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\TelemetrySalt = "2"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationGlassAttribute = "1"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\CTF\SortOrder\AssemblyItem\0x00000409\{34745C63-B2F0-4784-8B67-5E12C8701A31}\00000000\KeyboardLayout = "67699721"	LogonUI.exe

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
4372	EXCEL.EXE

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	5112	Client-built.exe
Token: SeShutdownPrivilege	2060	LogonUI.exe
Token: SeCreatePagefilePrivilege	2060	LogonUI.exe

Suspicious use of SetWindowsHookEx 13 IoCs

pid	Process
4372	EXCEL.EXE
4372	EXCEL.EXE
4372	EXCEL.EXE
4372	EXCEL.EXE
4372	EXCEL.EXE
4372	EXCEL.EXE
4372	EXCEL.EXE
4372	EXCEL.EXE
4372	EXCEL.EXE
4372	EXCEL.EXE
4372	EXCEL.EXE
4372	EXCEL.EXE
2060	LogonUI.exe

C:\Users\Admin\AppData\Local\Temp\Client-built.exe
"C:\Users\Admin\AppData\Local\Temp\Client-built.exe"
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:5112

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\Desktop\UseTrace.xlsx"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4372

C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x0 /state0:0xa3971855 /state1:0x41c64e6d
1⤵
- Drops desktop.ini file(s)
- Modifies data under HKEY_USERS
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2060

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

Exfiltration

Impact

Replay Monitor

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Downloads

C:\ProgramData\Microsoft\Windows\SystemData\S-1-5-21-857544305-989156968-2929034274-1000\ReadOnly\LockScreen_O\LockScreen___1280_0720_notdimmed.jpg

Filesize
328KB

MD5
93b82b2fc619be4c6e31d9e2d84dc1ca

SHA1
eceedd96caa3d5a21da6d36e39a454a07624f4b3

SHA256
b592591eaa92a264c00b03dd40aefc474d3b40b680471681ef0bcfa6cbe50869

SHA512
8c3f801933c0f78cb1bd74635e8bc781c2579ac52bf570f031bf9c7b5ff18a8bc2572d1811953bb123c8aff8c0def438b94016589663875a974653ca0a984365

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Office\Recent\index.dat

Filesize
383B

MD5
a0fd3a8e4e51e446199a5dbea74111ec

SHA1
076b1eb16cac0a5ca8212150a396e75d82664ca9

SHA256
5187a6c7abc1d5b699bfdd85a23272410595b110dd54bcee917d6d3447bac5f0

SHA512
af859c7c4a5fdac801f3efad62bdb862b4d62afc2724901edbb0338e17f92db9ea2cbe3408075ecc619b9c4f0a34afbdcbf5c139338f4ee6a5201a17ee2f6cee

Download Submit
memory/4372-15-0x00007FFD2AB30000-0x00007FFD2AD25000-memory.dmp

Filesize
2.0MB

Download
memory/4372-56-0x00007FFCEABB0000-0x00007FFCEABC0000-memory.dmp

Filesize
64KB

Download
memory/4372-59-0x00007FFD2AB30000-0x00007FFD2AD25000-memory.dmp

Filesize
2.0MB

Download
memory/4372-5-0x00007FFCEABB0000-0x00007FFCEABC0000-memory.dmp

Filesize
64KB

Download
memory/4372-8-0x00007FFD2ABCD000-0x00007FFD2ABCE000-memory.dmp

Filesize
4KB

Download
memory/4372-7-0x00007FFCEABB0000-0x00007FFCEABC0000-memory.dmp

Filesize
64KB

Download
memory/4372-18-0x00007FFCE82F0000-0x00007FFCE8300000-memory.dmp

Filesize
64KB

Download
memory/4372-6-0x00007FFCEABB0000-0x00007FFCEABC0000-memory.dmp

Filesize
64KB

Download
memory/4372-10-0x00007FFCEABB0000-0x00007FFCEABC0000-memory.dmp

Filesize
64KB

Download
memory/4372-11-0x00007FFD2AB30000-0x00007FFD2AD25000-memory.dmp

Filesize
2.0MB

Download
memory/4372-14-0x00007FFD2AB30000-0x00007FFD2AD25000-memory.dmp

Filesize
2.0MB

Download
memory/4372-13-0x00007FFD2AB30000-0x00007FFD2AD25000-memory.dmp

Filesize
2.0MB

Download
memory/4372-16-0x00007FFCE82F0000-0x00007FFCE8300000-memory.dmp

Filesize
64KB

Download
memory/4372-17-0x00007FFD2AB30000-0x00007FFD2AD25000-memory.dmp

Filesize
2.0MB

Download
memory/4372-12-0x00007FFD2AB30000-0x00007FFD2AD25000-memory.dmp

Filesize
2.0MB

Download
memory/4372-57-0x00007FFCEABB0000-0x00007FFCEABC0000-memory.dmp

Filesize
64KB

Download
memory/4372-9-0x00007FFCEABB0000-0x00007FFCEABC0000-memory.dmp

Filesize
64KB

Download
memory/4372-19-0x00007FFD2AB30000-0x00007FFD2AD25000-memory.dmp

Filesize
2.0MB

Download
memory/4372-20-0x00007FFD2AB30000-0x00007FFD2AD25000-memory.dmp

Filesize
2.0MB

Download
memory/4372-23-0x00007FFD2AB30000-0x00007FFD2AD25000-memory.dmp

Filesize
2.0MB

Download
memory/4372-22-0x00007FFD2AB30000-0x00007FFD2AD25000-memory.dmp

Filesize
2.0MB

Download
memory/4372-24-0x00007FFD2AB30000-0x00007FFD2AD25000-memory.dmp

Filesize
2.0MB

Download
memory/4372-25-0x00007FFD2AB30000-0x00007FFD2AD25000-memory.dmp

Filesize
2.0MB

Download
memory/4372-21-0x00007FFD2AB30000-0x00007FFD2AD25000-memory.dmp

Filesize
2.0MB

Download
memory/4372-58-0x00007FFCEABB0000-0x00007FFCEABC0000-memory.dmp

Filesize
64KB

Download
memory/4372-55-0x00007FFCEABB0000-0x00007FFCEABC0000-memory.dmp

Filesize
64KB

Download
memory/5112-42-0x00007FFD0C610000-0x00007FFD0D0D1000-memory.dmp

Filesize
10.8MB

Download
memory/5112-2-0x000001BF31B50000-0x000001BF31D12000-memory.dmp

Filesize
1.8MB

Download
memory/5112-3-0x00007FFD0C610000-0x00007FFD0D0D1000-memory.dmp

Filesize
10.8MB

Download
memory/5112-0-0x00007FFD0C613000-0x00007FFD0C615000-memory.dmp

Filesize
8KB

Download
memory/5112-4-0x000001BF32350000-0x000001BF32878000-memory.dmp

Filesize
5.2MB

Download
memory/5112-1-0x000001BF17540000-0x000001BF17558000-memory.dmp

Filesize
96KB

Download

Resubmissions

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads