Malware Analysis Report

2025-04-03 11:17

Sample ID 241109-3ayxvsxkfq
Target c9c134e8e57f5a4d182dc64c556b5979339d835fe83f559402ff8776e40787ccN
SHA256 c9c134e8e57f5a4d182dc64c556b5979339d835fe83f559402ff8776e40787cc
Tags
redline zaur 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

c9c134e8e57f5a4d182dc64c556b5979339d835fe83f559402ff8776e40787cc

Threat Level: Known bad

The file c9c134e8e57f5a4d182dc64c556b5979339d835fe83f559402ff8776e40787ccN was found to be: Known bad.

Malicious Activity Summary

redline zaur discovery infostealer persistence

RedLine

RedLine payload

Redline family

Executes dropped EXE

Adds Run key to start application

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-09 23:19

Signatures

Unsigned PE

Description Indicator Process Target
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Analysis: behavioral1

Detonation Overview

Submitted

2024-11-09 23:19

Reported

2024-11-09 23:21

Platform

win10v2004-20241007-en

Max time kernel

111s

Max time network

118s

Command Line

"C:\Users\Admin\AppData\Local\Temp\c9c134e8e57f5a4d182dc64c556b5979339d835fe83f559402ff8776e40787ccN.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\rocku.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\aVjz.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_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\rocku.exe N/A
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\c9c134e8e57f5a4d182dc64c556b5979339d835fe83f559402ff8776e40787ccN.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\IXP001.TMP\aVjz.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\c9c134e8e57f5a4d182dc64c556b5979339d835fe83f559402ff8776e40787ccN.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\rocku.exe N/A

Suspicious use of AdjustPrivilegeToken

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

Processes

C:\Users\Admin\AppData\Local\Temp\c9c134e8e57f5a4d182dc64c556b5979339d835fe83f559402ff8776e40787ccN.exe

"C:\Users\Admin\AppData\Local\Temp\c9c134e8e57f5a4d182dc64c556b5979339d835fe83f559402ff8776e40787ccN.exe"

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

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

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

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 232.168.11.51.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
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
RU 62.204.41.170:4172 tcp
US 8.8.8.8:53 56.163.245.4.in-addr.arpa udp
RU 62.204.41.170:4172 tcp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 75.117.19.2.in-addr.arpa udp
RU 62.204.41.170:4172 tcp
RU 62.204.41.170:4172 tcp
US 8.8.8.8:53 105.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 22.236.111.52.in-addr.arpa udp
RU 62.204.41.170:4172 tcp

Files

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

MD5 6fa664e42ff17c587804df88b1b36dbb
SHA1 22498137ec701e3e84d6fcd76dadc36b1d73279b
SHA256 9970e6c455b6714015d3ab012fd0704581ed40ecac5c0221b3acb164b6937030
SHA512 03eb710575b5b8690980bfe9bdca2af2df4628f9c9f1a3ff5c66d2e82660e206461e1bada429155994b49469b1d2212450a022f1299454908de6684d19e7193b

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

MD5 10ff7a078f497951440ad324057eba7f
SHA1 08bbc2a155a1dcb015b5d1e4c01c169025883aaf
SHA256 3cdb7553fb4a23c8a8fbe15269794d9883fc0db9cd2b77eb440c1ea33c32aea6
SHA512 d9b4166281042c0088a0885077fc4f86e8c9b6da85d490d71691a6d6b0ee38c5bd9a1bb407f424e00848319af9f11849052ba0ec92f870ac5868eeaed5180d1d

memory/4528-15-0x0000000000550000-0x0000000000650000-memory.dmp

memory/4528-16-0x00000000008B0000-0x00000000008FB000-memory.dmp

memory/4528-17-0x0000000000400000-0x000000000044E000-memory.dmp

memory/4528-18-0x0000000000400000-0x0000000000480000-memory.dmp

memory/4528-19-0x00000000023E0000-0x0000000002426000-memory.dmp

memory/4528-20-0x0000000004A30000-0x0000000004FD4000-memory.dmp

memory/4528-21-0x0000000005020000-0x0000000005064000-memory.dmp

memory/4528-61-0x0000000005020000-0x000000000505E000-memory.dmp

memory/4528-83-0x0000000005020000-0x000000000505E000-memory.dmp

memory/4528-85-0x0000000005020000-0x000000000505E000-memory.dmp

memory/4528-81-0x0000000005020000-0x000000000505E000-memory.dmp

memory/4528-79-0x0000000005020000-0x000000000505E000-memory.dmp

memory/4528-77-0x0000000005020000-0x000000000505E000-memory.dmp

memory/4528-75-0x0000000005020000-0x000000000505E000-memory.dmp

memory/4528-74-0x0000000005020000-0x000000000505E000-memory.dmp

memory/4528-71-0x0000000005020000-0x000000000505E000-memory.dmp

memory/4528-69-0x0000000005020000-0x000000000505E000-memory.dmp

memory/4528-67-0x0000000005020000-0x000000000505E000-memory.dmp

memory/4528-65-0x0000000005020000-0x000000000505E000-memory.dmp

memory/4528-63-0x0000000005020000-0x000000000505E000-memory.dmp

memory/4528-59-0x0000000005020000-0x000000000505E000-memory.dmp

memory/4528-57-0x0000000005020000-0x000000000505E000-memory.dmp

memory/4528-55-0x0000000005020000-0x000000000505E000-memory.dmp

memory/4528-53-0x0000000005020000-0x000000000505E000-memory.dmp

memory/4528-51-0x0000000005020000-0x000000000505E000-memory.dmp

memory/4528-47-0x0000000005020000-0x000000000505E000-memory.dmp

memory/4528-45-0x0000000005020000-0x000000000505E000-memory.dmp

memory/4528-43-0x0000000005020000-0x000000000505E000-memory.dmp

memory/4528-41-0x0000000005020000-0x000000000505E000-memory.dmp

memory/4528-39-0x0000000005020000-0x000000000505E000-memory.dmp

memory/4528-37-0x0000000005020000-0x000000000505E000-memory.dmp

memory/4528-35-0x0000000005020000-0x000000000505E000-memory.dmp

memory/4528-33-0x0000000005020000-0x000000000505E000-memory.dmp

memory/4528-31-0x0000000005020000-0x000000000505E000-memory.dmp

memory/4528-29-0x0000000005020000-0x000000000505E000-memory.dmp

memory/4528-27-0x0000000005020000-0x000000000505E000-memory.dmp

memory/4528-25-0x0000000005020000-0x000000000505E000-memory.dmp

memory/4528-49-0x0000000005020000-0x000000000505E000-memory.dmp

memory/4528-23-0x0000000005020000-0x000000000505E000-memory.dmp

memory/4528-22-0x0000000005020000-0x000000000505E000-memory.dmp

memory/4528-928-0x00000000051F0000-0x0000000005808000-memory.dmp

memory/4528-929-0x0000000005890000-0x000000000599A000-memory.dmp

memory/4528-930-0x00000000059D0000-0x00000000059E2000-memory.dmp

memory/4528-931-0x00000000059F0000-0x0000000005A2C000-memory.dmp

memory/4528-932-0x0000000005B40000-0x0000000005B8C000-memory.dmp

memory/4528-933-0x0000000000550000-0x0000000000650000-memory.dmp

memory/4528-934-0x00000000008B0000-0x00000000008FB000-memory.dmp

memory/4528-935-0x0000000000400000-0x000000000044E000-memory.dmp