Malware Analysis Report

2024-12-01 01:21

Sample ID 241112-etasdaxphr
Target e33b1f491539f1f4f57cae4f1a1696f7b3d8ae3dedb0ec1b0f1b0c81b3f0baab
SHA256 e33b1f491539f1f4f57cae4f1a1696f7b3d8ae3dedb0ec1b0f1b0c81b3f0baab
Tags
redline crypt1 romik discovery infostealer persistence
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

e33b1f491539f1f4f57cae4f1a1696f7b3d8ae3dedb0ec1b0f1b0c81b3f0baab

Threat Level: Known bad

The file e33b1f491539f1f4f57cae4f1a1696f7b3d8ae3dedb0ec1b0f1b0c81b3f0baab was found to be: Known bad.

Malicious Activity Summary

redline crypt1 romik discovery infostealer persistence

Redline family

RedLine

RedLine payload

Executes dropped EXE

Adds Run key to start application

Suspicious use of SetThreadContext

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-12 04:13

Signatures

Unsigned PE

Description Indicator Process Target
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Analysis: behavioral1

Detonation Overview

Submitted

2024-11-12 04:13

Reported

2024-11-12 04:16

Platform

win10v2004-20241007-en

Max time kernel

141s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\e33b1f491539f1f4f57cae4f1a1696f7b3d8ae3dedb0ec1b0f1b0c81b3f0baab.exe"

Signatures

RedLine

infostealer redline

RedLine payload

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Redline family

redline

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ddn57.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lnq78.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\"" C:\Users\Admin\AppData\Local\Temp\e33b1f491539f1f4f57cae4f1a1696f7b3d8ae3dedb0ec1b0f1b0c81b3f0baab.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2936 set thread context of 1100 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ddn57.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lnq78.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\e33b1f491539f1f4f57cae4f1a1696f7b3d8ae3dedb0ec1b0f1b0c81b3f0baab.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ddn57.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lnq78.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3584 wrote to memory of 2936 N/A C:\Users\Admin\AppData\Local\Temp\e33b1f491539f1f4f57cae4f1a1696f7b3d8ae3dedb0ec1b0f1b0c81b3f0baab.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ddn57.exe
PID 3584 wrote to memory of 2936 N/A C:\Users\Admin\AppData\Local\Temp\e33b1f491539f1f4f57cae4f1a1696f7b3d8ae3dedb0ec1b0f1b0c81b3f0baab.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ddn57.exe
PID 3584 wrote to memory of 2936 N/A C:\Users\Admin\AppData\Local\Temp\e33b1f491539f1f4f57cae4f1a1696f7b3d8ae3dedb0ec1b0f1b0c81b3f0baab.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ddn57.exe
PID 2936 wrote to memory of 1100 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ddn57.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 2936 wrote to memory of 1100 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ddn57.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 2936 wrote to memory of 1100 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ddn57.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 2936 wrote to memory of 1100 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ddn57.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 2936 wrote to memory of 1100 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ddn57.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 3584 wrote to memory of 4864 N/A C:\Users\Admin\AppData\Local\Temp\e33b1f491539f1f4f57cae4f1a1696f7b3d8ae3dedb0ec1b0f1b0c81b3f0baab.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lnq78.exe
PID 3584 wrote to memory of 4864 N/A C:\Users\Admin\AppData\Local\Temp\e33b1f491539f1f4f57cae4f1a1696f7b3d8ae3dedb0ec1b0f1b0c81b3f0baab.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lnq78.exe
PID 3584 wrote to memory of 4864 N/A C:\Users\Admin\AppData\Local\Temp\e33b1f491539f1f4f57cae4f1a1696f7b3d8ae3dedb0ec1b0f1b0c81b3f0baab.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lnq78.exe

Processes

C:\Users\Admin\AppData\Local\Temp\e33b1f491539f1f4f57cae4f1a1696f7b3d8ae3dedb0ec1b0f1b0c81b3f0baab.exe

"C:\Users\Admin\AppData\Local\Temp\e33b1f491539f1f4f57cae4f1a1696f7b3d8ae3dedb0ec1b0f1b0c81b3f0baab.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ddn57.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ddn57.exe

C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe

"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lnq78.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lnq78.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
RU 176.113.115.17:4132 tcp
US 8.8.8.8:53 133.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
RU 193.233.20.12:4132 tcp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
RU 176.113.115.17:4132 tcp
US 8.8.8.8:53 56.163.245.4.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
RU 193.233.20.12:4132 tcp
RU 176.113.115.17:4132 tcp
RU 193.233.20.12:4132 tcp
RU 176.113.115.17:4132 tcp
RU 193.233.20.12:4132 tcp
US 8.8.8.8:53 22.236.111.52.in-addr.arpa udp
RU 176.113.115.17:4132 tcp
RU 193.233.20.12:4132 tcp
RU 176.113.115.17:4132 tcp
RU 193.233.20.12:4132 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ddn57.exe

MD5 3bc6ecb7d1f35f3171383f88879659b7
SHA1 e82887b3d6ab38ae3b8880d6c904244495dcf0cc
SHA256 c95f1ca2230edb615f3365e4c3ad09e4e1940a2c554eaf27c0df2d5bc4fc1068
SHA512 709eb1c1c322c70a2a377324fa1766bfff9a3e1d37db04da240aaab36317d813b6f32f5c0d0a3f8d30f196f132985fce0ec030d5783df3c7bff76a4ccfb4431c

memory/2936-8-0x00000000000A0000-0x00000000001A0000-memory.dmp

memory/1100-9-0x0000000000400000-0x0000000000432000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lnq78.exe

MD5 aea6aaf78390cfdddb11904f65af65c0
SHA1 d6205779d018d5b5c7e5ba17b5bc5815768b63db
SHA256 9e4d64522aa801b84f97f5e2f26ca5ff762f3c882355db3011d596ab246c980f
SHA512 abea52f55e28af7b3eecd7ba0a863ca0c0a4489b41af5508abb7428d3bac5c7425f4d2a2342f9851b50bc9f2ea4ebf32e8653913014e01fe73f844ec18d1a730

memory/1100-17-0x0000000073E6E000-0x0000000073E6F000-memory.dmp

memory/1100-19-0x0000000005710000-0x0000000005D28000-memory.dmp

memory/1100-20-0x0000000005290000-0x000000000539A000-memory.dmp

memory/1100-21-0x00000000051C0000-0x00000000051D2000-memory.dmp

memory/1100-22-0x0000000005230000-0x000000000526C000-memory.dmp

memory/1100-23-0x00000000053A0000-0x00000000053EC000-memory.dmp

memory/4864-24-0x00000000007E0000-0x00000000008E0000-memory.dmp

memory/4864-25-0x0000000002540000-0x0000000002586000-memory.dmp

memory/4864-26-0x0000000004B40000-0x00000000050E4000-memory.dmp

memory/4864-27-0x0000000004AC0000-0x0000000004B04000-memory.dmp

memory/4864-81-0x0000000004AC0000-0x0000000004AFE000-memory.dmp

memory/4864-73-0x0000000004AC0000-0x0000000004AFE000-memory.dmp

memory/4864-86-0x0000000004AC0000-0x0000000004AFE000-memory.dmp

memory/4864-83-0x0000000004AC0000-0x0000000004AFE000-memory.dmp

memory/4864-79-0x0000000004AC0000-0x0000000004AFE000-memory.dmp

memory/4864-77-0x0000000004AC0000-0x0000000004AFE000-memory.dmp

memory/4864-76-0x0000000004AC0000-0x0000000004AFE000-memory.dmp

memory/4864-71-0x0000000004AC0000-0x0000000004AFE000-memory.dmp

memory/4864-69-0x0000000004AC0000-0x0000000004AFE000-memory.dmp

memory/4864-68-0x0000000004AC0000-0x0000000004AFE000-memory.dmp

memory/4864-63-0x0000000004AC0000-0x0000000004AFE000-memory.dmp

memory/4864-61-0x0000000004AC0000-0x0000000004AFE000-memory.dmp

memory/4864-59-0x0000000004AC0000-0x0000000004AFE000-memory.dmp

memory/4864-57-0x0000000004AC0000-0x0000000004AFE000-memory.dmp

memory/4864-55-0x0000000004AC0000-0x0000000004AFE000-memory.dmp

memory/4864-53-0x0000000004AC0000-0x0000000004AFE000-memory.dmp

memory/4864-51-0x0000000004AC0000-0x0000000004AFE000-memory.dmp

memory/4864-49-0x0000000004AC0000-0x0000000004AFE000-memory.dmp

memory/4864-47-0x0000000004AC0000-0x0000000004AFE000-memory.dmp

memory/4864-45-0x0000000004AC0000-0x0000000004AFE000-memory.dmp

memory/4864-41-0x0000000004AC0000-0x0000000004AFE000-memory.dmp

memory/4864-39-0x0000000004AC0000-0x0000000004AFE000-memory.dmp

memory/4864-37-0x0000000004AC0000-0x0000000004AFE000-memory.dmp

memory/4864-35-0x0000000004AC0000-0x0000000004AFE000-memory.dmp

memory/4864-34-0x0000000004AC0000-0x0000000004AFE000-memory.dmp

memory/4864-31-0x0000000004AC0000-0x0000000004AFE000-memory.dmp

memory/4864-29-0x0000000004AC0000-0x0000000004AFE000-memory.dmp

memory/4864-28-0x0000000004AC0000-0x0000000004AFE000-memory.dmp

memory/4864-65-0x0000000004AC0000-0x0000000004AFE000-memory.dmp

memory/4864-43-0x0000000004AC0000-0x0000000004AFE000-memory.dmp

memory/1100-934-0x0000000073E6E000-0x0000000073E6F000-memory.dmp

memory/4864-936-0x00000000007E0000-0x00000000008E0000-memory.dmp