Malware Analysis Report

2024-12-07 04:12

Sample ID 241111-ay3aza1ral
Target 977ae4617e4c27dd32866aeff10eb1faf167a9cf4f2078c1d7f785d42f1d7fe0
SHA256 977ae4617e4c27dd32866aeff10eb1faf167a9cf4f2078c1d7f785d42f1d7fe0
Tags
healer redline ruma discovery dropper evasion infostealer persistence trojan
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

977ae4617e4c27dd32866aeff10eb1faf167a9cf4f2078c1d7f785d42f1d7fe0

Threat Level: Known bad

The file 977ae4617e4c27dd32866aeff10eb1faf167a9cf4f2078c1d7f785d42f1d7fe0 was found to be: Known bad.

Malicious Activity Summary

healer redline ruma discovery dropper evasion infostealer persistence trojan

Modifies Windows Defender Real-time Protection settings

RedLine payload

RedLine

Detects Healer an antivirus disabler dropper

Healer family

Healer

Redline family

Executes dropped EXE

Windows security modification

Adds Run key to start application

Launches sc.exe

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-11 00:38

Signatures

Unsigned PE

Description Indicator Process Target
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Analysis: behavioral1

Detonation Overview

Submitted

2024-11-11 00:38

Reported

2024-11-11 00:40

Platform

win10v2004-20241007-en

Max time kernel

145s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\977ae4617e4c27dd32866aeff10eb1faf167a9cf4f2078c1d7f785d42f1d7fe0.exe"

Signatures

Detects Healer an antivirus disabler dropper

Description Indicator Process Target
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Healer

dropper healer

Healer family

healer

Modifies Windows Defender Real-time Protection settings

evasion trojan
Description Indicator Process Target
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dvD05hc.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dvD05hc.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dvD05hc.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dvD05hc.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dvD05hc.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dvD05hc.exe N/A

RedLine

infostealer redline

RedLine payload

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Redline family

redline

Windows security modification

evasion trojan
Description Indicator Process Target
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dvD05hc.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\977ae4617e4c27dd32866aeff10eb1faf167a9cf4f2078c1d7f785d42f1d7fe0.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\nGp09wI86.exe N/A

Launches sc.exe

Description Indicator Process Target
N/A N/A C:\Windows\system32\sc.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\977ae4617e4c27dd32866aeff10eb1faf167a9cf4f2078c1d7f785d42f1d7fe0.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nGp09wI86.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ebz11aQ.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dvD05hc.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dvD05hc.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dvD05hc.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ebz11aQ.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\977ae4617e4c27dd32866aeff10eb1faf167a9cf4f2078c1d7f785d42f1d7fe0.exe

"C:\Users\Admin\AppData\Local\Temp\977ae4617e4c27dd32866aeff10eb1faf167a9cf4f2078c1d7f785d42f1d7fe0.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nGp09wI86.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nGp09wI86.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dvD05hc.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dvD05hc.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ebz11aQ.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ebz11aQ.exe

C:\Windows\system32\sc.exe

C:\Windows\system32\sc.exe start wuauserv

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 22.160.190.20.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
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 14.227.111.52.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\nGp09wI86.exe

MD5 355067fc6836e303cd39ba9d8c755f00
SHA1 99d6fef981213e2a3a53b2706f46aec5c6baff0e
SHA256 cfff13c0c16742154bea224fc344783f1ea2dc46945e604881e4255a77160286
SHA512 9cd916a7382dc67a92a831528b7f0212601668c26f8e9fc018a7c5f26bf0d7933eda7085bce9f203d1391c0e6bb491ccf5efd8e2887d9470b036bf0798848bd4

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dvD05hc.exe

MD5 7e93bacbbc33e6652e147e7fe07572a0
SHA1 421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256 850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512 250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

memory/4372-14-0x00007FF9DBC03000-0x00007FF9DBC05000-memory.dmp

memory/4372-15-0x0000000000E10000-0x0000000000E1A000-memory.dmp

memory/4372-16-0x00007FF9DBC03000-0x00007FF9DBC05000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ebz11aQ.exe

MD5 0504fd8249febabd4ac60ffebf01dfc3
SHA1 e060f994e98a1d39e66559ca51306ee22abe8418
SHA256 13660451a83de8d2fd5b88ad2fe2b4587371dd6f8b3a18c384674bd981373399
SHA512 511d2735c2b4bc27ced5d665ac3076bd2a69b66240ff416d90f3306ce5a4f8447342f6413ca5f4207393c4efc9f330d0a8cb9802325e4a4c17d72dea223de00e

memory/4056-22-0x0000000004C10000-0x0000000004C56000-memory.dmp

memory/4056-23-0x0000000004C90000-0x0000000005234000-memory.dmp

memory/4056-24-0x0000000005280000-0x00000000052C4000-memory.dmp

memory/4056-30-0x0000000005280000-0x00000000052BE000-memory.dmp

memory/4056-38-0x0000000005280000-0x00000000052BE000-memory.dmp

memory/4056-86-0x0000000005280000-0x00000000052BE000-memory.dmp

memory/4056-84-0x0000000005280000-0x00000000052BE000-memory.dmp

memory/4056-82-0x0000000005280000-0x00000000052BE000-memory.dmp

memory/4056-80-0x0000000005280000-0x00000000052BE000-memory.dmp

memory/4056-78-0x0000000005280000-0x00000000052BE000-memory.dmp

memory/4056-76-0x0000000005280000-0x00000000052BE000-memory.dmp

memory/4056-74-0x0000000005280000-0x00000000052BE000-memory.dmp

memory/4056-72-0x0000000005280000-0x00000000052BE000-memory.dmp

memory/4056-70-0x0000000005280000-0x00000000052BE000-memory.dmp

memory/4056-68-0x0000000005280000-0x00000000052BE000-memory.dmp

memory/4056-66-0x0000000005280000-0x00000000052BE000-memory.dmp

memory/4056-64-0x0000000005280000-0x00000000052BE000-memory.dmp

memory/4056-62-0x0000000005280000-0x00000000052BE000-memory.dmp

memory/4056-58-0x0000000005280000-0x00000000052BE000-memory.dmp

memory/4056-56-0x0000000005280000-0x00000000052BE000-memory.dmp

memory/4056-54-0x0000000005280000-0x00000000052BE000-memory.dmp

memory/4056-52-0x0000000005280000-0x00000000052BE000-memory.dmp

memory/4056-50-0x0000000005280000-0x00000000052BE000-memory.dmp

memory/4056-48-0x0000000005280000-0x00000000052BE000-memory.dmp

memory/4056-44-0x0000000005280000-0x00000000052BE000-memory.dmp

memory/4056-42-0x0000000005280000-0x00000000052BE000-memory.dmp

memory/4056-41-0x0000000005280000-0x00000000052BE000-memory.dmp

memory/4056-36-0x0000000005280000-0x00000000052BE000-memory.dmp

memory/4056-34-0x0000000005280000-0x00000000052BE000-memory.dmp

memory/4056-32-0x0000000005280000-0x00000000052BE000-memory.dmp

memory/4056-88-0x0000000005280000-0x00000000052BE000-memory.dmp

memory/4056-60-0x0000000005280000-0x00000000052BE000-memory.dmp

memory/4056-46-0x0000000005280000-0x00000000052BE000-memory.dmp

memory/4056-28-0x0000000005280000-0x00000000052BE000-memory.dmp

memory/4056-26-0x0000000005280000-0x00000000052BE000-memory.dmp

memory/4056-25-0x0000000005280000-0x00000000052BE000-memory.dmp

memory/4056-931-0x0000000005300000-0x0000000005918000-memory.dmp

memory/4056-932-0x00000000059A0000-0x0000000005AAA000-memory.dmp

memory/4056-933-0x0000000005AE0000-0x0000000005AF2000-memory.dmp

memory/4056-934-0x0000000005B00000-0x0000000005B3C000-memory.dmp

memory/4056-935-0x0000000005C50000-0x0000000005C9C000-memory.dmp