redline | efb6dcb4dcc4160d98a62a53b5a01437d02ef6893ab44375c9758a0d0f50d7cc

Analysis

max time kernel
148s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
11-11-2024 02:16

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General

Target

845b7fdbed0113d9a61013aa79d50d0b492b41d9.exe
Size

1.9MB
MD5

dda1dea731f0b01a4b4994ff0b7585fb
SHA1

845b7fdbed0113d9a61013aa79d50d0b492b41d9
SHA256

efb6dcb4dcc4160d98a62a53b5a01437d02ef6893ab44375c9758a0d0f50d7cc
SHA512

c77affdb44d7d07528167792287515f5d6acc5ee4898d89ddb032b904ada76e57556279557fca8d7a99dc9ede7e686f2ac7e3ca85968d053c1f873a8479d7ab7
SSDEEP

49152:e06m7NpA0GNJ/lU+zJwZjvjcpT+gDEvTqb8Td/pP6F:eA7UJ/5zGZjvjcQgGqYJ

Score

10^/10

redline @merlinholy discovery infostealer

Malware Config

Extracted

Family

redline

Botnet

@merlinholy

185.189.167.123:37360

Attributes

auth_value
9c36b63cccb3eade62bdc17519c7bd37

Signatures

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

RedLine payload 1 IoCs

resource	yara_rule
behavioral2/memory/4944-5-0x0000000000400000-0x0000000000420000-memory.dmp	family_redline

Redline family
redline

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1516 set thread context of 4944	1516	845b7fdbed0113d9a61013aa79d50d0b492b41d9.exe	86

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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	845b7fdbed0113d9a61013aa79d50d0b492b41d9.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AppLaunch.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 1516 wrote to memory of 4944	1516	845b7fdbed0113d9a61013aa79d50d0b492b41d9.exe	86
PID 1516 wrote to memory of 4944	1516	845b7fdbed0113d9a61013aa79d50d0b492b41d9.exe	86
PID 1516 wrote to memory of 4944	1516	845b7fdbed0113d9a61013aa79d50d0b492b41d9.exe	86
PID 1516 wrote to memory of 4944	1516	845b7fdbed0113d9a61013aa79d50d0b492b41d9.exe	86
PID 1516 wrote to memory of 4944	1516	845b7fdbed0113d9a61013aa79d50d0b492b41d9.exe	86

C:\Users\Admin\AppData\Local\Temp\845b7fdbed0113d9a61013aa79d50d0b492b41d9.exe
"C:\Users\Admin\AppData\Local\Temp\845b7fdbed0113d9a61013aa79d50d0b492b41d9.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1516
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4944

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1516-12-0x0000000000200000-0x00000000003E1000-memory.dmp

Filesize
1.9MB

Download
memory/1516-1-0x00000000007B0000-0x00000000007B1000-memory.dmp

Filesize
4KB

Download
memory/1516-2-0x00000000003D9000-0x00000000003DD000-memory.dmp

Filesize
16KB

Download
memory/1516-0-0x0000000000200000-0x00000000003E1000-memory.dmp

Filesize
1.9MB

Download
memory/1516-10-0x0000000000200000-0x00000000003E1000-memory.dmp

Filesize
1.9MB

Download
memory/4944-13-0x00000000745CE000-0x00000000745CF000-memory.dmp

Filesize
4KB

Download
memory/4944-5-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/4944-14-0x0000000005D00000-0x0000000006318000-memory.dmp

Filesize
6.1MB

Download
memory/4944-15-0x0000000005780000-0x0000000005792000-memory.dmp

Filesize
72KB

Download
memory/4944-16-0x00000000058B0000-0x00000000059BA000-memory.dmp

Filesize
1.0MB

Download
memory/4944-17-0x00000000057E0000-0x000000000581C000-memory.dmp

Filesize
240KB

Download
memory/4944-18-0x00000000745C0000-0x0000000074D70000-memory.dmp

Filesize
7.7MB

Download
memory/4944-19-0x0000000005820000-0x000000000586C000-memory.dmp

Filesize
304KB

Download
memory/4944-20-0x00000000745CE000-0x00000000745CF000-memory.dmp

Filesize
4KB

Download
memory/4944-21-0x00000000745C0000-0x0000000074D70000-memory.dmp

Filesize
7.7MB

Download