Malware Analysis Report

2024-12-07 04:11

Sample ID 241111-hszxnawakf
Target c34e5598dd6ff9d3c90f45d5548bc09cef5e412285f1a0eb6f77c00a564f3e67
SHA256 c34e5598dd6ff9d3c90f45d5548bc09cef5e412285f1a0eb6f77c00a564f3e67
Tags
redline ruma 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

c34e5598dd6ff9d3c90f45d5548bc09cef5e412285f1a0eb6f77c00a564f3e67

Threat Level: Known bad

The file c34e5598dd6ff9d3c90f45d5548bc09cef5e412285f1a0eb6f77c00a564f3e67 was found to be: Known bad.

Malicious Activity Summary

redline ruma discovery infostealer persistence

RedLine

RedLine payload

Redline family

Executes dropped EXE

Adds Run key to start application

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-11 07:00

Signatures

Unsigned PE

Description Indicator Process Target
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Analysis: behavioral1

Detonation Overview

Submitted

2024-11-11 07:00

Reported

2024-11-11 07:03

Platform

win10v2004-20241007-en

Max time kernel

149s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\c34e5598dd6ff9d3c90f45d5548bc09cef5e412285f1a0eb6f77c00a564f3e67.exe"

Signatures

RedLine

infostealer redline

RedLine payload

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Redline family

redline

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\c34e5598dd6ff9d3c90f45d5548bc09cef5e412285f1a0eb6f77c00a564f3e67.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup1 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP001.TMP\\\"" C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vnH71.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup2 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP002.TMP\\\"" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\vjc65.exe N/A

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vnH71.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\vjc65.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\dRu39.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\c34e5598dd6ff9d3c90f45d5548bc09cef5e412285f1a0eb6f77c00a564f3e67.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\dRu39.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1492 wrote to memory of 4508 N/A C:\Users\Admin\AppData\Local\Temp\c34e5598dd6ff9d3c90f45d5548bc09cef5e412285f1a0eb6f77c00a564f3e67.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vnH71.exe
PID 1492 wrote to memory of 4508 N/A C:\Users\Admin\AppData\Local\Temp\c34e5598dd6ff9d3c90f45d5548bc09cef5e412285f1a0eb6f77c00a564f3e67.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vnH71.exe
PID 1492 wrote to memory of 4508 N/A C:\Users\Admin\AppData\Local\Temp\c34e5598dd6ff9d3c90f45d5548bc09cef5e412285f1a0eb6f77c00a564f3e67.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vnH71.exe
PID 4508 wrote to memory of 3608 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vnH71.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\vjc65.exe
PID 4508 wrote to memory of 3608 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vnH71.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\vjc65.exe
PID 4508 wrote to memory of 3608 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vnH71.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\vjc65.exe
PID 3608 wrote to memory of 2072 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\vjc65.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\dRu39.exe
PID 3608 wrote to memory of 2072 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\vjc65.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\dRu39.exe
PID 3608 wrote to memory of 2072 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\vjc65.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\dRu39.exe

Processes

C:\Users\Admin\AppData\Local\Temp\c34e5598dd6ff9d3c90f45d5548bc09cef5e412285f1a0eb6f77c00a564f3e67.exe

"C:\Users\Admin\AppData\Local\Temp\c34e5598dd6ff9d3c90f45d5548bc09cef5e412285f1a0eb6f77c00a564f3e67.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vnH71.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vnH71.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\vjc65.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\vjc65.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\dRu39.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\dRu39.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 69.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 200.163.202.172.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
RU 193.233.20.13:4136 tcp
SE 192.229.221.95:80 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vnH71.exe

MD5 3df45658b6286d9fe27736df415b50f5
SHA1 277f259c9d8cdb11a270af24fc072ef1dbc7f569
SHA256 28669ee9e0659cd9df01d2e77c3aa7763255c8d7c871070f76739fc690f7cdf1
SHA512 914dbb3c95b2912899315f0f1de67969265e07efe610e5b98e6b54b85130bd989b478e0bfca0a880e970d6c2d8c5c6eed2a2e24c84100a69f18863fff18c3e78

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\vjc65.exe

MD5 389e783a7889a1eb382a550629c7cca4
SHA1 772556cf22ff4eab10de426999ae2193301d5905
SHA256 ca584b070d403fefab16fca0521d76cb47be68c7c89523e9da169efe85f88a70
SHA512 23532009bd58a6e15aee6e72316778a34c687fff5fb3ee9e396b57feba566876a4ab2229aefcd5ced98a11f3278b0dc94931f8e98b819132825e60966597262c

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\dRu39.exe

MD5 e64d35111d67d5dfbccf0ee7cdbae4e4
SHA1 97115bf83e7b802b0a2fb9d2043c23011c7f3818
SHA256 387ce7da8729de35647c1d3c5bb61dd8981cef3d26b898cdf6c24a527cc63574
SHA512 5e82e3c026ed8f7b5ba0414a58e5fe67659b16ccf9be32f1d3f40fdc0cb69ba6f93a9994b016b107effb5a01ebdf0af04d19159a49a54d8f8b865797d21d3ca2

memory/2072-22-0x0000000002670000-0x00000000026B6000-memory.dmp

memory/2072-23-0x0000000004EF0000-0x0000000005494000-memory.dmp

memory/2072-24-0x0000000004DA0000-0x0000000004DE4000-memory.dmp

memory/2072-86-0x0000000004DA0000-0x0000000004DDE000-memory.dmp

memory/2072-70-0x0000000004DA0000-0x0000000004DDE000-memory.dmp

memory/2072-50-0x0000000004DA0000-0x0000000004DDE000-memory.dmp

memory/2072-34-0x0000000004DA0000-0x0000000004DDE000-memory.dmp

memory/2072-88-0x0000000004DA0000-0x0000000004DDE000-memory.dmp

memory/2072-84-0x0000000004DA0000-0x0000000004DDE000-memory.dmp

memory/2072-82-0x0000000004DA0000-0x0000000004DDE000-memory.dmp

memory/2072-80-0x0000000004DA0000-0x0000000004DDE000-memory.dmp

memory/2072-78-0x0000000004DA0000-0x0000000004DDE000-memory.dmp

memory/2072-76-0x0000000004DA0000-0x0000000004DDE000-memory.dmp

memory/2072-74-0x0000000004DA0000-0x0000000004DDE000-memory.dmp

memory/2072-72-0x0000000004DA0000-0x0000000004DDE000-memory.dmp

memory/2072-68-0x0000000004DA0000-0x0000000004DDE000-memory.dmp

memory/2072-66-0x0000000004DA0000-0x0000000004DDE000-memory.dmp

memory/2072-64-0x0000000004DA0000-0x0000000004DDE000-memory.dmp

memory/2072-62-0x0000000004DA0000-0x0000000004DDE000-memory.dmp

memory/2072-60-0x0000000004DA0000-0x0000000004DDE000-memory.dmp

memory/2072-58-0x0000000004DA0000-0x0000000004DDE000-memory.dmp

memory/2072-56-0x0000000004DA0000-0x0000000004DDE000-memory.dmp

memory/2072-54-0x0000000004DA0000-0x0000000004DDE000-memory.dmp

memory/2072-52-0x0000000004DA0000-0x0000000004DDE000-memory.dmp

memory/2072-48-0x0000000004DA0000-0x0000000004DDE000-memory.dmp

memory/2072-46-0x0000000004DA0000-0x0000000004DDE000-memory.dmp

memory/2072-44-0x0000000004DA0000-0x0000000004DDE000-memory.dmp

memory/2072-42-0x0000000004DA0000-0x0000000004DDE000-memory.dmp

memory/2072-40-0x0000000004DA0000-0x0000000004DDE000-memory.dmp

memory/2072-38-0x0000000004DA0000-0x0000000004DDE000-memory.dmp

memory/2072-36-0x0000000004DA0000-0x0000000004DDE000-memory.dmp

memory/2072-32-0x0000000004DA0000-0x0000000004DDE000-memory.dmp

memory/2072-30-0x0000000004DA0000-0x0000000004DDE000-memory.dmp

memory/2072-28-0x0000000004DA0000-0x0000000004DDE000-memory.dmp

memory/2072-26-0x0000000004DA0000-0x0000000004DDE000-memory.dmp

memory/2072-25-0x0000000004DA0000-0x0000000004DDE000-memory.dmp

memory/2072-931-0x00000000054A0000-0x0000000005AB8000-memory.dmp

memory/2072-932-0x0000000005AC0000-0x0000000005BCA000-memory.dmp

memory/2072-933-0x0000000004E90000-0x0000000004EA2000-memory.dmp

memory/2072-934-0x0000000005BD0000-0x0000000005C0C000-memory.dmp

memory/2072-935-0x0000000005D10000-0x0000000005D5C000-memory.dmp