redline | 39437bafe75198623eb0268c0a13cbe6f330cb119aa2cca09eee149801ceeb30

General

Target

Rustcheatmenu.exe
Size

522KB
MD5

6422484a7040519e373c4819ec0fe78a
SHA1

64907f1b421639c2a7432337c10d61e42daeddfa
SHA256

39437bafe75198623eb0268c0a13cbe6f330cb119aa2cca09eee149801ceeb30
SHA512

4c611918ff4efaeb374b7d75ac882e28c8fe2869ff6822831464627d867199f0ba8d07d70a49a7d6b48860bae1f39ac241993680282df547d4cbc9612486b478
SSDEEP

12288:0CKas9Nm4bVkr5wnk1xwNSYLDZZHyeXj73nAYQeV:0faU3Y2lZHy0rFlV

Score

10^/10

redline @killerbsc credential_access discovery infostealer spyware stealer

Malware Config

Extracted

Family

redline

Botnet

@KillerBSC

C2

85.28.47.132:80

Signatures

RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
infostealer redline

RedLine payload 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4668-1-0x0000000000400000-0x0000000000450000-memory.dmp	family_redline

Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials In Files
T1552.001
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012
Suspicious use of SetThreadContext 1 IoCs

Processes:

Rustcheatmenu.exe

description pid process target process

PID 1776 set thread context of 4668 1776 Rustcheatmenu.exe RegAsm.exe

description	pid	process	target process
PID 1776 set thread context of 4668	1776	Rustcheatmenu.exe	RegAsm.exe

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

Processes:

Rustcheatmenu.exeRegAsm.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Rustcheatmenu.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegAsm.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

RegAsm.exe

pid process

4668 RegAsm.exe
4668 RegAsm.exe
4668 RegAsm.exe
4668 RegAsm.exe
4668 RegAsm.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

RegAsm.exe

description pid process

Token: SeDebugPrivilege 4668 RegAsm.exe

pid	process
4668	RegAsm.exe
4668	RegAsm.exe
4668	RegAsm.exe
4668	RegAsm.exe
4668	RegAsm.exe

description	pid	process
Token: SeDebugPrivilege	4668	RegAsm.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

Rustcheatmenu.exe

description	pid	process	target process
PID 1776 wrote to memory of 4540	1776	Rustcheatmenu.exe	RegAsm.exe
PID 1776 wrote to memory of 4540	1776	Rustcheatmenu.exe	RegAsm.exe
PID 1776 wrote to memory of 4540	1776	Rustcheatmenu.exe	RegAsm.exe
PID 1776 wrote to memory of 4668	1776	Rustcheatmenu.exe	RegAsm.exe
PID 1776 wrote to memory of 4668	1776	Rustcheatmenu.exe	RegAsm.exe
PID 1776 wrote to memory of 4668	1776	Rustcheatmenu.exe	RegAsm.exe
PID 1776 wrote to memory of 4668	1776	Rustcheatmenu.exe	RegAsm.exe
PID 1776 wrote to memory of 4668	1776	Rustcheatmenu.exe	RegAsm.exe
PID 1776 wrote to memory of 4668	1776	Rustcheatmenu.exe	RegAsm.exe
PID 1776 wrote to memory of 4668	1776	Rustcheatmenu.exe	RegAsm.exe
PID 1776 wrote to memory of 4668	1776	Rustcheatmenu.exe	RegAsm.exe

C:\Users\Admin\AppData\Local\Temp\Rustcheatmenu.exe
"C:\Users\Admin\AppData\Local\Temp\Rustcheatmenu.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1776

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
2⤵
PID:4540

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
2⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4668

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

2

T1552

Credentials In Files

2

T1552.001

Discovery

Query Registry

1

T1012

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

2

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/1776-0-0x0000000000900000-0x0000000000901000-memory.dmp

Filesize
4KB

Download
memory/4668-1-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/4668-2-0x000000007447E000-0x000000007447F000-memory.dmp

Filesize
4KB

Download
memory/4668-3-0x0000000005F70000-0x0000000006514000-memory.dmp

Filesize
5.6MB

Download
memory/4668-4-0x0000000005A60000-0x0000000005AF2000-memory.dmp

Filesize
584KB

Download
memory/4668-5-0x0000000005A30000-0x0000000005A3A000-memory.dmp

Filesize
40KB

Download
memory/4668-6-0x0000000074470000-0x0000000074C20000-memory.dmp

Filesize
7.7MB

Download
memory/4668-7-0x0000000006F40000-0x0000000007558000-memory.dmp

Filesize
6.1MB

Download
memory/4668-8-0x0000000006B20000-0x0000000006C2A000-memory.dmp

Filesize
1.0MB

Download
memory/4668-9-0x0000000006A90000-0x0000000006AA2000-memory.dmp

Filesize
72KB

Download
memory/4668-10-0x0000000006C30000-0x0000000006C6C000-memory.dmp

Filesize
240KB

Download
memory/4668-11-0x0000000006DB0000-0x0000000006DFC000-memory.dmp

Filesize
304KB

Download
memory/4668-12-0x0000000008C00000-0x0000000008C66000-memory.dmp

Filesize
408KB

Download
memory/4668-13-0x0000000008ED0000-0x0000000008F20000-memory.dmp

Filesize
320KB

Download
memory/4668-14-0x0000000009320000-0x00000000094E2000-memory.dmp

Filesize
1.8MB

Download
memory/4668-15-0x0000000009C20000-0x000000000A14C000-memory.dmp

Filesize
5.2MB

Download
memory/4668-17-0x0000000074470000-0x0000000074C20000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads