redline | a85aaa7775f8e4fcc433265a6942ba077ea5bc7e5d1adaec9bb7736cc0817885

General

Target

a85aaa7775f8e4fcc433265a6942ba077ea5bc7e5d1adaec9bb7736cc0817885.exe
Size

4.5MB
MD5

bb8883780ec2c58acfe054bdb3b40c8b
SHA1

5b619c5a25a53c6daddf97ceda6927fb676c5c12
SHA256

a85aaa7775f8e4fcc433265a6942ba077ea5bc7e5d1adaec9bb7736cc0817885
SHA512

c4eab85d0ff25339fc51cd3f57fb68858708adfa3680b298365f8a8064a59d1aac04d765ca69ce648d8a00f3d67d143a84ee44ba361d4d08262cf48ea9ddefba
SSDEEP

98304:PL+HAppIOhPI21+GoZNwCIqeBxZXtJ4UPkeGZyT9vJbbEY6:685IKvwZedXdcGT9vKt

Score

10^/10

redline @litr3x discovery infostealer

Malware Config

Extracted

Family

redline

Botnet

@LiTr3x

C2

185.215.113.79:41465

Attributes

auth_value
3e9eda97b6589ac15756de0ba010d48f

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/2380-10-0x0000000000400000-0x0000000000420000-memory.dmp	family_redline

Redline family
redline

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4808 set thread context of 2380	4808	a85aaa7775f8e4fcc433265a6942ba077ea5bc7e5d1adaec9bb7736cc0817885.exe	90

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3364	4808	WerFault.exe	82

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	a85aaa7775f8e4fcc433265a6942ba077ea5bc7e5d1adaec9bb7736cc0817885.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AppLaunch.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4808	a85aaa7775f8e4fcc433265a6942ba077ea5bc7e5d1adaec9bb7736cc0817885.exe
4808	a85aaa7775f8e4fcc433265a6942ba077ea5bc7e5d1adaec9bb7736cc0817885.exe
4808	a85aaa7775f8e4fcc433265a6942ba077ea5bc7e5d1adaec9bb7736cc0817885.exe
4808	a85aaa7775f8e4fcc433265a6942ba077ea5bc7e5d1adaec9bb7736cc0817885.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 4808 wrote to memory of 2380	4808	a85aaa7775f8e4fcc433265a6942ba077ea5bc7e5d1adaec9bb7736cc0817885.exe	90
PID 4808 wrote to memory of 2380	4808	a85aaa7775f8e4fcc433265a6942ba077ea5bc7e5d1adaec9bb7736cc0817885.exe	90
PID 4808 wrote to memory of 2380	4808	a85aaa7775f8e4fcc433265a6942ba077ea5bc7e5d1adaec9bb7736cc0817885.exe	90
PID 4808 wrote to memory of 2380	4808	a85aaa7775f8e4fcc433265a6942ba077ea5bc7e5d1adaec9bb7736cc0817885.exe	90
PID 4808 wrote to memory of 2380	4808	a85aaa7775f8e4fcc433265a6942ba077ea5bc7e5d1adaec9bb7736cc0817885.exe	90

C:\Users\Admin\AppData\Local\Temp\a85aaa7775f8e4fcc433265a6942ba077ea5bc7e5d1adaec9bb7736cc0817885.exe
"C:\Users\Admin\AppData\Local\Temp\a85aaa7775f8e4fcc433265a6942ba077ea5bc7e5d1adaec9bb7736cc0817885.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4808
- 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:2380
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4808 -s 280
  2⤵
  - Program crash
  PID:3364

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 4808 -ip 4808
1⤵
PID:3164

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2380-20-0x00000000744C0000-0x0000000074C70000-memory.dmp

Filesize
7.7MB

Download
memory/2380-16-0x00000000050E0000-0x00000000056F8000-memory.dmp

Filesize
6.1MB

Download
memory/2380-23-0x00000000744CE000-0x00000000744CF000-memory.dmp

Filesize
4KB

Download
memory/2380-10-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/2380-21-0x0000000004BB0000-0x0000000004BFC000-memory.dmp

Filesize
304KB

Download
memory/2380-19-0x0000000004B70000-0x0000000004BAC000-memory.dmp

Filesize
240KB

Download
memory/2380-18-0x0000000004C40000-0x0000000004D4A000-memory.dmp

Filesize
1.0MB

Download
memory/2380-15-0x00000000744CE000-0x00000000744CF000-memory.dmp

Filesize
4KB

Download
memory/2380-24-0x00000000744C0000-0x0000000074C70000-memory.dmp

Filesize
7.7MB

Download
memory/2380-17-0x0000000004B10000-0x0000000004B22000-memory.dmp

Filesize
72KB

Download
memory/4808-2-0x0000000000C50000-0x0000000000C51000-memory.dmp

Filesize
4KB

Download
memory/4808-6-0x0000000000260000-0x00000000006F1000-memory.dmp

Filesize
4.6MB

Download
memory/4808-22-0x0000000000295000-0x000000000050A000-memory.dmp

Filesize
2.5MB

Download
memory/4808-0-0x0000000000C10000-0x0000000000C11000-memory.dmp

Filesize
4KB

Download
memory/4808-4-0x0000000000C80000-0x0000000000C81000-memory.dmp

Filesize
4KB

Download
memory/4808-1-0x0000000000C20000-0x0000000000C21000-memory.dmp

Filesize
4KB

Download
memory/4808-7-0x0000000000295000-0x000000000050A000-memory.dmp

Filesize
2.5MB

Download
memory/4808-5-0x0000000000C90000-0x0000000000C91000-memory.dmp

Filesize
4KB

Download
memory/4808-3-0x0000000000C60000-0x0000000000C61000-memory.dmp

Filesize
4KB

Download
memory/4808-9-0x0000000000260000-0x00000000006F1000-memory.dmp

Filesize
4.6MB

Download

Analysis

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