discordrat | a3402ffe42ea57750ad44efb32044bcd39c170681bac3ad035ef8d0d31659132

Analysis

max time kernel
134s
max time network
133s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
26-05-2024 11:24

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General

Target

a3402ffe42ea57750ad44efb32044bcd39c170681bac3ad035ef8d0d31659132.exe
Size

543KB
MD5

a314b9e0e9d1559ba8cea4ab45070cb5
SHA1

071b321edc8f6429cf2706c697feafaa2a256604
SHA256

a3402ffe42ea57750ad44efb32044bcd39c170681bac3ad035ef8d0d31659132
SHA512

1045d4a2649b2ce63acd3c08357e1622f6aff05bdf051b86f68d08540c7a12cfd7ced554789fcacc72022d691d84375a60bbca5cfeaf2e1d07cdc28da66b12ef
SSDEEP

12288:ftH5NLaAdDhAAEIFDf4iNzSHtonu8qi4c+J0/t35X:ftH5sAdXEIFDJNzSHWqi4fJ01F

Score

10^/10

discordrat persistence rat rootkit stealer

Malware Config

Extracted

Family

discordrat

Attributes

discord_token
MTI0NDE5MDQ0Njk4OTYwNjkyMg.GKKSv3.QM0nX8HsEIYXvPn3-i6tD_jy99bQ-bFdZIMzN0
server_id
1244191426804322336

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

Processes:

a3402ffe42ea57750ad44efb32044bcd39c170681bac3ad035ef8d0d31659132.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\Control Panel\International\Geo\Nation	a3402ffe42ea57750ad44efb32044bcd39c170681bac3ad035ef8d0d31659132.exe

Executes dropped EXE 1 IoCs

Processes:

backdoor.exe

pid process

4228 backdoor.exe
Legitimate hosting services abused for malware hosting/C2 1 TTPs 3 IoCs

Web Service
T1102

Processes:

flow ioc

28 discord.com
29 discord.com
32 discord.com
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

backdoor.exe

description pid process

Token: SeDebugPrivilege 4228 backdoor.exe

pid	process
4228	backdoor.exe

flow	ioc
28	discord.com
29	discord.com
32	discord.com

description	pid	process
Token: SeDebugPrivilege	4228	backdoor.exe

Suspicious use of WriteProcessMemory 2 IoCs

Processes:

a3402ffe42ea57750ad44efb32044bcd39c170681bac3ad035ef8d0d31659132.exe

description	pid	process	target process
PID 1564 wrote to memory of 4228	1564	a3402ffe42ea57750ad44efb32044bcd39c170681bac3ad035ef8d0d31659132.exe	backdoor.exe
PID 1564 wrote to memory of 4228	1564	a3402ffe42ea57750ad44efb32044bcd39c170681bac3ad035ef8d0d31659132.exe	backdoor.exe

C:\Users\Admin\AppData\Local\Temp\a3402ffe42ea57750ad44efb32044bcd39c170681bac3ad035ef8d0d31659132.exe
"C:\Users\Admin\AppData\Local\Temp\a3402ffe42ea57750ad44efb32044bcd39c170681bac3ad035ef8d0d31659132.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1564

C:\Users\Admin\AppData\Local\Temp\RarSFX0\backdoor.exe
"C:\Users\Admin\AppData\Local\Temp\RarSFX0\backdoor.exe"
2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:4228

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Web Service

T1102

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\RarSFX0\backdoor.exe
Filesize
78KB

MD5
a7e614f76e323a38fac45a85d5edaa0b

SHA1
90258c164b2da8cc44d0e1a02583c8559f94d57f

SHA256
5900b6bc03b7829150eb05de0053a0aa4d0f1cf1b57f11018eb23848132e8c7a

SHA512
ff7d4810de033e8ab2f75901d8b4306e84814ed73946fe26d50940d04948633367468bdadda80e2eea1465401314f19d2d5f7dabbeeb956a7b2a255567b5e184

Download Submit
memory/4228-14-0x00007FFCA7783000-0x00007FFCA7785000-memory.dmp

Filesize
8KB

Download
memory/4228-15-0x000001479ABE0000-0x000001479ABF8000-memory.dmp

Filesize
96KB

Download
memory/4228-16-0x00000147B53A0000-0x00000147B5562000-memory.dmp

Filesize
1.8MB

Download
memory/4228-17-0x00007FFCA7780000-0x00007FFCA8241000-memory.dmp

Filesize
10.8MB

Download
memory/4228-18-0x00000147B5AA0000-0x00000147B5FC8000-memory.dmp

Filesize
5.2MB

Download
memory/4228-19-0x00007FFCA7783000-0x00007FFCA7785000-memory.dmp

Filesize
8KB

Download
memory/4228-20-0x00007FFCA7780000-0x00007FFCA8241000-memory.dmp

Filesize
10.8MB

Download