discordrat | c3b934098eb6b7f475af5f014745912fe54aaae67b98d354681683796c9cea38

Analysis

max time kernel
140s
max time network
125s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
08-07-2024 01:23

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General

Target

1.exe
Size

4.2MB
MD5

49056a45b01811a0701e8b12c21adf24
SHA1

cc57358757aa87234c8dd32c8ad788343f38421e
SHA256

c3b934098eb6b7f475af5f014745912fe54aaae67b98d354681683796c9cea38
SHA512

1f1ec09843c314220b249466c53f668f6f60fbfc425b4ae047377d01dea4733503009d87a45762fcab5c99ef41208ce1c6d0dd12365ff8dd74e3f0f927aa104a
SSDEEP

98304:8fPIpKglsAmhqnKXJxY5opyObhnvK+ce4rpHYmZn+zg5Ey:xpZCEnKX3nVnNceyYQ+MX

Score

10^/10

discordrat evasion persistence rat rootkit stealer themida trojan

Malware Config

Extracted

Family

discordrat

Attributes

discord_token
MTI1OTY0MjcxOTc2OTMyOTc0NA.GuhwDB.tjjRDH8HEDxaIsovWm2qnOxMQd2WlawwN8d2_Y
server_id
1255584878544551968

Signatures

Discord RAT
A RAT written in C# using Discord as a C2.
stealer rootkit rat persistence discordrat
Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
evasion

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497

Processes:

1.exe

description ioc process

Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ 1.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	1.exe

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

1.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	1.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	1.exe

Themida packer 2 IoCs

Detects Themida, an advanced Windows software protection system.

themida

Processes:

resource	yara_rule
behavioral1/memory/2092-6-0x000000013F250000-0x000000013FDD4000-memory.dmp	themida
behavioral1/memory/2092-7-0x000000013F250000-0x000000013FDD4000-memory.dmp	themida

Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

1.exe

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA 1.exe
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

1.exe

pid process

2092 1.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	1.exe

pid	process
2092	1.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

1.exe

description	pid	process	target process
PID 2092 wrote to memory of 2116	2092	1.exe	WerFault.exe
PID 2092 wrote to memory of 2116	2092	1.exe	WerFault.exe
PID 2092 wrote to memory of 2116	2092	1.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\1.exe
"C:\Users\Admin\AppData\Local\Temp\1.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of WriteProcessMemory
PID:2092

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -u -p 2092 -s 608
2⤵
PID:2116

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

memory/2092-0-0x000000013F250000-0x000000013FDD4000-memory.dmp

Filesize
11.5MB

Download
memory/2092-3-0x000007FEFD4C0000-0x000007FEFD52C000-memory.dmp

Filesize
432KB

Download
memory/2092-2-0x000007FEFD4C0000-0x000007FEFD52C000-memory.dmp

Filesize
432KB

Download
memory/2092-1-0x000007FEFD4D4000-0x000007FEFD4D5000-memory.dmp

Filesize
4KB

Download
memory/2092-4-0x000007FEFD4C0000-0x000007FEFD52C000-memory.dmp

Filesize
432KB

Download
memory/2092-6-0x000000013F250000-0x000000013FDD4000-memory.dmp

Filesize
11.5MB

Download
memory/2092-7-0x000000013F250000-0x000000013FDD4000-memory.dmp

Filesize
11.5MB

Download
memory/2092-8-0x000007FEFD4C0000-0x000007FEFD52C000-memory.dmp

Filesize
432KB

Download
memory/2092-10-0x000000013F250000-0x000000013FDD4000-memory.dmp

Filesize
11.5MB

Download
memory/2092-11-0x000007FEFD4C0000-0x000007FEFD52C000-memory.dmp

Filesize
432KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads