Malware Analysis Report

2024-12-07 04:11

Sample ID 241111-gcp7vaxmgl
Target 73d7cb8245f13e20b93235c2c491b27be8b8e0ea8209d928b82d54d7166dafab
SHA256 73d7cb8245f13e20b93235c2c491b27be8b8e0ea8209d928b82d54d7166dafab
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

73d7cb8245f13e20b93235c2c491b27be8b8e0ea8209d928b82d54d7166dafab

Threat Level: Known bad

The file 73d7cb8245f13e20b93235c2c491b27be8b8e0ea8209d928b82d54d7166dafab was found to be: Known bad.

Malicious Activity Summary

redline ruma discovery infostealer persistence

RedLine payload

RedLine

Redline family

Executes dropped EXE

Adds Run key to start application

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-11 05:39

Signatures

Unsigned PE

Description Indicator Process Target
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Analysis: behavioral1

Detonation Overview

Submitted

2024-11-11 05:39

Reported

2024-11-11 05:42

Platform

win10v2004-20241007-en

Max time kernel

140s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\73d7cb8245f13e20b93235c2c491b27be8b8e0ea8209d928b82d54d7166dafab.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\vXb42.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\deI16.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\73d7cb8245f13e20b93235c2c491b27be8b8e0ea8209d928b82d54d7166dafab.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\vXb42.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\73d7cb8245f13e20b93235c2c491b27be8b8e0ea8209d928b82d54d7166dafab.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vXb42.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\deI16.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\deI16.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\73d7cb8245f13e20b93235c2c491b27be8b8e0ea8209d928b82d54d7166dafab.exe

"C:\Users\Admin\AppData\Local\Temp\73d7cb8245f13e20b93235c2c491b27be8b8e0ea8209d928b82d54d7166dafab.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vXb42.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vXb42.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\deI16.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\deI16.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 76.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 56.163.245.4.in-addr.arpa udp
US 8.8.8.8:53 75.117.19.2.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 70.209.201.84.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
RU 193.233.20.13:4136 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vXb42.exe

MD5 907e4e8fa07c4e486a58a68cd1348f69
SHA1 fa3fcb4125cd10e567c93be2d7cc86f1e1cb00cd
SHA256 cb05315631e4e5e91e5182f9620b90741e323ddeace747d52d6849e0d4dec9c5
SHA512 f4de5c1bedbcb3f7e775b467633a2889afad8da0d78d2e543920fe650b0b4875cbddfa763f8ed42c66bdbf430d7ebbd501fe72ec01196a7a6eac6c73b6bdb9ec

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\deI16.exe

MD5 6a47ff8b979b94f4e07677fc044ecf23
SHA1 3150b453c79266bf7048540060457b7228de3145
SHA256 b171f2ead3f8742a1270463e0187d726a5094902269e4a41ed73b4e0f4dbd1ab
SHA512 438a3a39160ff005bbea274711d781f1d72042592ad39faa1907c85dc4afafc49bc1378ac2982207ee340e6b589a5e063573a0fc4d65320a5f600237eb9fe949

memory/3308-15-0x0000000000970000-0x0000000000A70000-memory.dmp

memory/3308-17-0x0000000000400000-0x000000000044E000-memory.dmp

memory/3308-16-0x00000000008E0000-0x000000000092B000-memory.dmp

memory/3308-18-0x0000000000400000-0x0000000000767000-memory.dmp

memory/3308-19-0x00000000027E0000-0x0000000002826000-memory.dmp

memory/3308-20-0x0000000004EE0000-0x0000000005484000-memory.dmp

memory/3308-21-0x0000000005490000-0x00000000054D4000-memory.dmp

memory/3308-75-0x0000000005490000-0x00000000054CE000-memory.dmp

memory/3308-58-0x0000000005490000-0x00000000054CE000-memory.dmp

memory/3308-85-0x0000000005490000-0x00000000054CE000-memory.dmp

memory/3308-83-0x0000000005490000-0x00000000054CE000-memory.dmp

memory/3308-81-0x0000000005490000-0x00000000054CE000-memory.dmp

memory/3308-79-0x0000000005490000-0x00000000054CE000-memory.dmp

memory/3308-77-0x0000000005490000-0x00000000054CE000-memory.dmp

memory/3308-73-0x0000000005490000-0x00000000054CE000-memory.dmp

memory/3308-71-0x0000000005490000-0x00000000054CE000-memory.dmp

memory/3308-69-0x0000000005490000-0x00000000054CE000-memory.dmp

memory/3308-67-0x0000000005490000-0x00000000054CE000-memory.dmp

memory/3308-65-0x0000000005490000-0x00000000054CE000-memory.dmp

memory/3308-63-0x0000000005490000-0x00000000054CE000-memory.dmp

memory/3308-61-0x0000000005490000-0x00000000054CE000-memory.dmp

memory/3308-59-0x0000000005490000-0x00000000054CE000-memory.dmp

memory/3308-55-0x0000000005490000-0x00000000054CE000-memory.dmp

memory/3308-53-0x0000000005490000-0x00000000054CE000-memory.dmp

memory/3308-52-0x0000000005490000-0x00000000054CE000-memory.dmp

memory/3308-49-0x0000000005490000-0x00000000054CE000-memory.dmp

memory/3308-47-0x0000000005490000-0x00000000054CE000-memory.dmp

memory/3308-46-0x0000000005490000-0x00000000054CE000-memory.dmp

memory/3308-43-0x0000000005490000-0x00000000054CE000-memory.dmp

memory/3308-42-0x0000000005490000-0x00000000054CE000-memory.dmp

memory/3308-39-0x0000000005490000-0x00000000054CE000-memory.dmp

memory/3308-37-0x0000000005490000-0x00000000054CE000-memory.dmp

memory/3308-35-0x0000000005490000-0x00000000054CE000-memory.dmp

memory/3308-33-0x0000000005490000-0x00000000054CE000-memory.dmp

memory/3308-31-0x0000000005490000-0x00000000054CE000-memory.dmp

memory/3308-29-0x0000000005490000-0x00000000054CE000-memory.dmp

memory/3308-27-0x0000000005490000-0x00000000054CE000-memory.dmp

memory/3308-25-0x0000000005490000-0x00000000054CE000-memory.dmp

memory/3308-23-0x0000000005490000-0x00000000054CE000-memory.dmp

memory/3308-22-0x0000000005490000-0x00000000054CE000-memory.dmp

memory/3308-928-0x00000000054E0000-0x0000000005AF8000-memory.dmp

memory/3308-929-0x0000000005B80000-0x0000000005C8A000-memory.dmp

memory/3308-930-0x0000000005CC0000-0x0000000005CD2000-memory.dmp

memory/3308-931-0x0000000005DE0000-0x0000000005E1C000-memory.dmp

memory/3308-932-0x0000000005E30000-0x0000000005E7C000-memory.dmp

memory/3308-933-0x0000000000970000-0x0000000000A70000-memory.dmp

memory/3308-934-0x00000000008E0000-0x000000000092B000-memory.dmp

memory/3308-935-0x0000000000400000-0x000000000044E000-memory.dmp