redline | 592ea2c548c74f9778a17ac78eba08eb7bfde214d690a7e593731fdbd604c877

Analysis

max time kernel
123s
max time network
159s
platform
windows7_x64
resource
win7v20210408
submitted
10-08-2021 11:13

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General

Target

launcher.exe
Size

378KB
MD5

36aeb708e396c2627e52d8c50d8ea287
SHA1

e1bd5ab1cb291915db4e3d03b0e88b4dc737f53a
SHA256

b35f6e33f997d11867056950aae71610d3bbef64eb443db3aed8a49cc850e226
SHA512

1ad276b880dd136f4364ccf0361d8ef3c790a6f178c39f1fd0c365b93f789595c7060f90020b7b4f0592a3c0f64444b194c83fc7652ffbad3afa5f14b8574a6d

Score

10^/10

redline @killyxu discovery infostealer spyware stealer

Malware Config

Extracted

Family

redline

Botnet

@killyxu

3.68.106.170:59223

Signatures

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

RedLine Payload 3 IoCs

resource	yara_rule
behavioral23/memory/676-63-0x0000000000400000-0x000000000041E000-memory.dmp	family_redline
behavioral23/memory/676-64-0x0000000000418E3E-mapping.dmp	family_redline
behavioral23/memory/676-66-0x0000000000400000-0x000000000041E000-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
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

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

description	pid	Process	procid_target
PID 1840 set thread context of 676	1840	launcher.exe	27

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
676	launcher.exe
676	launcher.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	676	launcher.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1840 wrote to memory of 676	1840	launcher.exe	27
PID 1840 wrote to memory of 676	1840	launcher.exe	27
PID 1840 wrote to memory of 676	1840	launcher.exe	27
PID 1840 wrote to memory of 676	1840	launcher.exe	27
PID 1840 wrote to memory of 676	1840	launcher.exe	27
PID 1840 wrote to memory of 676	1840	launcher.exe	27
PID 1840 wrote to memory of 676	1840	launcher.exe	27
PID 1840 wrote to memory of 676	1840	launcher.exe	27
PID 1840 wrote to memory of 676	1840	launcher.exe	27
PID 1840 wrote to memory of 676	1840	launcher.exe	27
PID 1840 wrote to memory of 676	1840	launcher.exe	27
PID 1840 wrote to memory of 676	1840	launcher.exe	27

C:\Users\Admin\AppData\Local\Temp\launcher.exe
"C:\Users\Admin\AppData\Local\Temp\launcher.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1840
- C:\Users\Admin\AppData\Local\Temp\launcher.exe
  C:\Users\Admin\AppData\Local\Temp\launcher.exe
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:676

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

T1012

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/676-63-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/676-66-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/676-68-0x0000000004DB0000-0x0000000004DB1000-memory.dmp

Filesize
4KB

Download
memory/1840-59-0x00000000762C1000-0x00000000762C3000-memory.dmp

Filesize
8KB

Download
memory/1840-60-0x0000000001250000-0x0000000001251000-memory.dmp

Filesize
4KB

Download
memory/1840-62-0x0000000000830000-0x0000000000831000-memory.dmp

Filesize
4KB

Download