Malware Analysis Report

2025-03-15 04:41

Sample ID 240713-bftrjs1epd
Target bc2966b31454081741b39d15bd8e8c8fdce606e70c6c110e02d463db37e3e9a5
SHA256 bc2966b31454081741b39d15bd8e8c8fdce606e70c6c110e02d463db37e3e9a5
Tags
redline infostealer
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

bc2966b31454081741b39d15bd8e8c8fdce606e70c6c110e02d463db37e3e9a5

Threat Level: Known bad

The file bc2966b31454081741b39d15bd8e8c8fdce606e70c6c110e02d463db37e3e9a5 was found to be: Known bad.

Malicious Activity Summary

redline infostealer

Redline family

RedLine

RedLine payload

Unsigned PE

Kills process with taskkill

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-07-13 01:05

Signatures

RedLine payload

Description Indicator Process Target
N/A N/A N/A N/A

Redline family

redline

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-13 01:05

Reported

2024-07-13 01:08

Platform

win7-20240705-en

Max time kernel

119s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\bc2966b31454081741b39d15bd8e8c8fdce606e70c6c110e02d463db37e3e9a5.exe"

Signatures

RedLine

infostealer redline

RedLine payload

Description Indicator Process Target
N/A N/A N/A N/A

Kills process with taskkill

evasion
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\taskkill.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\taskkill.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3004 wrote to memory of 2344 N/A C:\Users\Admin\AppData\Local\Temp\bc2966b31454081741b39d15bd8e8c8fdce606e70c6c110e02d463db37e3e9a5.exe C:\Windows\SysWOW64\cmd.exe
PID 3004 wrote to memory of 2344 N/A C:\Users\Admin\AppData\Local\Temp\bc2966b31454081741b39d15bd8e8c8fdce606e70c6c110e02d463db37e3e9a5.exe C:\Windows\SysWOW64\cmd.exe
PID 3004 wrote to memory of 2344 N/A C:\Users\Admin\AppData\Local\Temp\bc2966b31454081741b39d15bd8e8c8fdce606e70c6c110e02d463db37e3e9a5.exe C:\Windows\SysWOW64\cmd.exe
PID 3004 wrote to memory of 2344 N/A C:\Users\Admin\AppData\Local\Temp\bc2966b31454081741b39d15bd8e8c8fdce606e70c6c110e02d463db37e3e9a5.exe C:\Windows\SysWOW64\cmd.exe
PID 2344 wrote to memory of 1988 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\taskkill.exe
PID 2344 wrote to memory of 1988 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\taskkill.exe
PID 2344 wrote to memory of 1988 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\taskkill.exe
PID 2344 wrote to memory of 1988 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\taskkill.exe
PID 2344 wrote to memory of 2592 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\choice.exe
PID 2344 wrote to memory of 2592 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\choice.exe
PID 2344 wrote to memory of 2592 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\choice.exe
PID 2344 wrote to memory of 2592 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\choice.exe

Processes

C:\Users\Admin\AppData\Local\Temp\bc2966b31454081741b39d15bd8e8c8fdce606e70c6c110e02d463db37e3e9a5.exe

"C:\Users\Admin\AppData\Local\Temp\bc2966b31454081741b39d15bd8e8c8fdce606e70c6c110e02d463db37e3e9a5.exe"

C:\Windows\SysWOW64\cmd.exe

"cmd.exe" /C taskkill /F /PID 3004 && choice /C Y /N /D Y /T 3 & Del "C:\Users\Admin\AppData\Local\Temp\bc2966b31454081741b39d15bd8e8c8fdce606e70c6c110e02d463db37e3e9a5.exe"

C:\Windows\SysWOW64\taskkill.exe

taskkill /F /PID 3004

C:\Windows\SysWOW64\choice.exe

choice /C Y /N /D Y /T 3

Network

N/A

Files

memory/3004-0-0x0000000074B8E000-0x0000000074B8F000-memory.dmp

memory/3004-1-0x0000000000050000-0x000000000007A000-memory.dmp

memory/3004-2-0x0000000074B80000-0x000000007526E000-memory.dmp

memory/3004-3-0x0000000074B80000-0x000000007526E000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-13 01:05

Reported

2024-07-13 01:08

Platform

win10v2004-20240709-en

Max time kernel

149s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\bc2966b31454081741b39d15bd8e8c8fdce606e70c6c110e02d463db37e3e9a5.exe"

Signatures

RedLine

infostealer redline

RedLine payload

Description Indicator Process Target
N/A N/A N/A N/A

Kills process with taskkill

evasion
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\taskkill.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\taskkill.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\bc2966b31454081741b39d15bd8e8c8fdce606e70c6c110e02d463db37e3e9a5.exe

"C:\Users\Admin\AppData\Local\Temp\bc2966b31454081741b39d15bd8e8c8fdce606e70c6c110e02d463db37e3e9a5.exe"

C:\Windows\SysWOW64\cmd.exe

"cmd.exe" /C taskkill /F /PID 3424 && choice /C Y /N /D Y /T 3 & Del "C:\Users\Admin\AppData\Local\Temp\bc2966b31454081741b39d15bd8e8c8fdce606e70c6c110e02d463db37e3e9a5.exe"

C:\Windows\SysWOW64\taskkill.exe

taskkill /F /PID 3424

C:\Windows\SysWOW64\choice.exe

choice /C Y /N /D Y /T 3

Network

Country Destination Domain Proto
US 8.8.8.8:53 68.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 10.179.89.13.in-addr.arpa udp

Files

memory/3424-0-0x0000000074F3E000-0x0000000074F3F000-memory.dmp

memory/3424-1-0x0000000000CB0000-0x0000000000CDA000-memory.dmp

memory/3424-2-0x0000000074F30000-0x00000000756E0000-memory.dmp

memory/3424-3-0x0000000005CF0000-0x0000000006308000-memory.dmp

memory/3424-4-0x0000000005690000-0x00000000056A2000-memory.dmp

memory/3424-5-0x0000000005710000-0x000000000574C000-memory.dmp

memory/3424-6-0x0000000005750000-0x000000000579C000-memory.dmp

memory/3424-7-0x0000000074F30000-0x00000000756E0000-memory.dmp