redline | a059841f9de1c6f01abf02a6f111f871185ff8cfcbfb8a841bb2401164960fe8

General

Target

Stumpers.exe
Size

389KB
MD5

600a6843f8c555c0d54de21596daf2f5
SHA1

0cb686583dacfa4d6e5e7309ad323b02df723c16
SHA256

a059841f9de1c6f01abf02a6f111f871185ff8cfcbfb8a841bb2401164960fe8
SHA512

3bc3ec7ebd5847c88a706cc8fa0b2d741bd2b1ec59de92611e0207791f764e8b29e2f47c391e3827e56c020931e1643ecf1e59939e35111b52fe0c2293ca792f

Score

10^/10

redline discovery infostealer spyware stealer

Malware Config

Signatures

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

RedLine Payload 5 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1080-60-0x0000000000400000-0x0000000000420000-memory.dmp	family_redline
behavioral1/memory/1080-61-0x0000000000400000-0x0000000000420000-memory.dmp	family_redline
behavioral1/memory/1080-63-0x0000000000418D66-mapping.dmp	family_redline
behavioral1/memory/1080-62-0x0000000000400000-0x0000000000420000-memory.dmp	family_redline
behavioral1/memory/1080-64-0x0000000000400000-0x0000000000420000-memory.dmp	family_redline

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
T1081
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:

Stumpers.exe

description pid process target process

PID 1764 set thread context of 1080 1764 Stumpers.exe Stumpers.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

Stumpers.exe

pid process

1080 Stumpers.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

Stumpers.exe

description pid process

Token: SeDebugPrivilege 1080 Stumpers.exe

description	pid	process	target process
PID 1764 set thread context of 1080	1764	Stumpers.exe	Stumpers.exe

pid	process
1080	Stumpers.exe

description	pid	process
Token: SeDebugPrivilege	1080	Stumpers.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

Stumpers.exe

description	pid	process	target process
PID 1764 wrote to memory of 1080	1764	Stumpers.exe	Stumpers.exe
PID 1764 wrote to memory of 1080	1764	Stumpers.exe	Stumpers.exe
PID 1764 wrote to memory of 1080	1764	Stumpers.exe	Stumpers.exe
PID 1764 wrote to memory of 1080	1764	Stumpers.exe	Stumpers.exe
PID 1764 wrote to memory of 1080	1764	Stumpers.exe	Stumpers.exe
PID 1764 wrote to memory of 1080	1764	Stumpers.exe	Stumpers.exe
PID 1764 wrote to memory of 1080	1764	Stumpers.exe	Stumpers.exe
PID 1764 wrote to memory of 1080	1764	Stumpers.exe	Stumpers.exe
PID 1764 wrote to memory of 1080	1764	Stumpers.exe	Stumpers.exe

C:\Users\Admin\AppData\Local\Temp\Stumpers.exe
"C:\Users\Admin\AppData\Local\Temp\Stumpers.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1764

C:\Users\Admin\AppData\Local\Temp\Stumpers.exe
C:\Users\Admin\AppData\Local\Temp\Stumpers.exe
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1080

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

1

T1081

Discovery

Query Registry

1

T1012

Lateral Movement

Collection

Data from Local System

1

T1005

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/1080-58-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/1080-60-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/1080-61-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/1080-63-0x0000000000418D66-mapping.dmp

Download
memory/1080-62-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/1080-59-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/1080-64-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/1080-66-0x0000000004AE0000-0x0000000004AE1000-memory.dmp

Filesize
4KB

Download
memory/1764-55-0x0000000000C30000-0x0000000000C31000-memory.dmp

Filesize
4KB

Download
memory/1764-57-0x0000000004370000-0x0000000004371000-memory.dmp

Filesize
4KB

Download

Analysis

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