Malware Analysis Report

2025-01-23 07:37

Sample ID 241104-q8sghstkdm
Target b81771478f7e307c072cd7970099fe9eae27673e5a80b36095306ee759b59d16
SHA256 b81771478f7e307c072cd7970099fe9eae27673e5a80b36095306ee759b59d16
Tags
healer redline rulit 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

b81771478f7e307c072cd7970099fe9eae27673e5a80b36095306ee759b59d16

Threat Level: Known bad

The file b81771478f7e307c072cd7970099fe9eae27673e5a80b36095306ee759b59d16 was found to be: Known bad.

Malicious Activity Summary

healer redline rulit discovery dropper evasion infostealer persistence trojan

Modifies Windows Defender Real-time Protection settings

Healer

Redline family

Healer family

RedLine

Detects Healer an antivirus disabler dropper

RedLine payload

Windows security modification

Executes dropped EXE

Adds Run key to start application

Launches sc.exe

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-04 13:56

Signatures

Unsigned PE

Description Indicator Process Target
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Analysis: behavioral1

Detonation Overview

Submitted

2024-11-04 13:56

Reported

2024-11-04 13:58

Platform

win10v2004-20241007-en

Max time kernel

146s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b81771478f7e307c072cd7970099fe9eae27673e5a80b36095306ee759b59d16.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
Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sf17ko36EF73.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sf17ko36EF73.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\sf17ko36EF73.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\sf17ko36EF73.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\sf17ko36EF73.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\sf17ko36EF73.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\sf17ko36EF73.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\b81771478f7e307c072cd7970099fe9eae27673e5a80b36095306ee759b59d16.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\vhBt1892rV.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\b81771478f7e307c072cd7970099fe9eae27673e5a80b36095306ee759b59d16.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vhBt1892rV.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tf02ey97sU97.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sf17ko36EF73.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sf17ko36EF73.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sf17ko36EF73.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tf02ey97sU97.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\b81771478f7e307c072cd7970099fe9eae27673e5a80b36095306ee759b59d16.exe

"C:\Users\Admin\AppData\Local\Temp\b81771478f7e307c072cd7970099fe9eae27673e5a80b36095306ee759b59d16.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vhBt1892rV.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vhBt1892rV.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sf17ko36EF73.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sf17ko36EF73.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tf02ey97sU97.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tf02ey97sU97.exe

C:\Windows\system32\sc.exe

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 150.171.27.10:443 g.bing.com tcp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 71.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 pedigj.eu udp
US 8.8.8.8:53 pedigj.eu udp
US 8.8.8.8:53 pedigj.eu udp
US 8.8.8.8:53 pedigj.eu udp
US 8.8.8.8:53 pedigj.eu udp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 pedigj.eu udp
US 8.8.8.8:53 pedigj.eu udp
US 8.8.8.8:53 pedigj.eu udp
US 8.8.8.8:53 pedigj.eu udp
US 8.8.8.8:53 pedigj.eu udp
US 8.8.8.8:53 pedigj.eu udp
US 8.8.8.8:53 pedigj.eu udp
US 8.8.8.8:53 pedigj.eu udp
US 8.8.8.8:53 pedigj.eu udp
US 8.8.8.8:53 pedigj.eu udp
US 8.8.8.8:53 pedigj.eu udp
US 8.8.8.8:53 23.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 pedigj.eu udp
US 8.8.8.8:53 pedigj.eu udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 10.28.171.150.in-addr.arpa udp
US 8.8.8.8:53 pedigj.eu udp
US 8.8.8.8:53 pedigj.eu udp
US 8.8.8.8:53 pedigj.eu udp
US 8.8.8.8:53 pedigj.eu udp
US 8.8.8.8:53 pedigj.eu udp
US 8.8.8.8:53 pedigj.eu udp
US 8.8.8.8:53 pedigj.eu udp
US 8.8.8.8:53 pedigj.eu udp
US 8.8.8.8:53 pedigj.eu udp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vhBt1892rV.exe

MD5 0ff01710fde0a6446c0b89e33f9342be
SHA1 9ed64fabc86132bee09ab55b96d18950e778231c
SHA256 b799966ec883bc13a957702ef000f5b65f8f744d0c41f369f7bc07679b905233
SHA512 0a85fa107fe6a168184f381861fc22f83a410afd9d24aa7f7cee8f7885ff65db0629cf4ef6b69050ca7915a07048b2dcd1d0f444bdd2cede051b51af1381b1ce

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sf17ko36EF73.exe

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

memory/3464-15-0x0000000000D50000-0x0000000000D5A000-memory.dmp

memory/3464-14-0x00007FFCD3AE3000-0x00007FFCD3AE5000-memory.dmp

memory/3464-16-0x00007FFCD3AE3000-0x00007FFCD3AE5000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tf02ey97sU97.exe

MD5 d775958b7d2e8260b657ea50e7cbb36e
SHA1 015cb4f9623b305c4de2d3ac4fdeb525fe2f03a3
SHA256 f54071567bf318ce6a773a1fd1d2c617bda13befc660c7d94c4c20f643f1f6e3
SHA512 c107fe8dc046f7feec6ac7b1cef6c0b71969503ea0be3dd04ba228dba92829744f4744f8a8c54128b82801b78596ff601eadc2ef86e6dc35cc625a8ecde9e938

memory/3492-22-0x00000000025C0000-0x0000000002606000-memory.dmp

memory/3492-23-0x0000000004D10000-0x00000000052B4000-memory.dmp

memory/3492-24-0x0000000004B70000-0x0000000004BB4000-memory.dmp

memory/3492-26-0x0000000004B70000-0x0000000004BAE000-memory.dmp

memory/3492-46-0x0000000004B70000-0x0000000004BAE000-memory.dmp

memory/3492-88-0x0000000004B70000-0x0000000004BAE000-memory.dmp

memory/3492-86-0x0000000004B70000-0x0000000004BAE000-memory.dmp

memory/3492-84-0x0000000004B70000-0x0000000004BAE000-memory.dmp

memory/3492-82-0x0000000004B70000-0x0000000004BAE000-memory.dmp

memory/3492-80-0x0000000004B70000-0x0000000004BAE000-memory.dmp

memory/3492-78-0x0000000004B70000-0x0000000004BAE000-memory.dmp

memory/3492-74-0x0000000004B70000-0x0000000004BAE000-memory.dmp

memory/3492-72-0x0000000004B70000-0x0000000004BAE000-memory.dmp

memory/3492-71-0x0000000004B70000-0x0000000004BAE000-memory.dmp

memory/3492-68-0x0000000004B70000-0x0000000004BAE000-memory.dmp

memory/3492-66-0x0000000004B70000-0x0000000004BAE000-memory.dmp

memory/3492-62-0x0000000004B70000-0x0000000004BAE000-memory.dmp

memory/3492-60-0x0000000004B70000-0x0000000004BAE000-memory.dmp

memory/3492-59-0x0000000004B70000-0x0000000004BAE000-memory.dmp

memory/3492-56-0x0000000004B70000-0x0000000004BAE000-memory.dmp

memory/3492-52-0x0000000004B70000-0x0000000004BAE000-memory.dmp

memory/3492-51-0x0000000004B70000-0x0000000004BAE000-memory.dmp

memory/3492-44-0x0000000004B70000-0x0000000004BAE000-memory.dmp

memory/3492-42-0x0000000004B70000-0x0000000004BAE000-memory.dmp

memory/3492-40-0x0000000004B70000-0x0000000004BAE000-memory.dmp

memory/3492-38-0x0000000004B70000-0x0000000004BAE000-memory.dmp

memory/3492-37-0x0000000004B70000-0x0000000004BAE000-memory.dmp

memory/3492-34-0x0000000004B70000-0x0000000004BAE000-memory.dmp

memory/3492-32-0x0000000004B70000-0x0000000004BAE000-memory.dmp

memory/3492-30-0x0000000004B70000-0x0000000004BAE000-memory.dmp

memory/3492-28-0x0000000004B70000-0x0000000004BAE000-memory.dmp

memory/3492-76-0x0000000004B70000-0x0000000004BAE000-memory.dmp

memory/3492-64-0x0000000004B70000-0x0000000004BAE000-memory.dmp

memory/3492-54-0x0000000004B70000-0x0000000004BAE000-memory.dmp

memory/3492-48-0x0000000004B70000-0x0000000004BAE000-memory.dmp

memory/3492-25-0x0000000004B70000-0x0000000004BAE000-memory.dmp

memory/3492-931-0x00000000052C0000-0x00000000058D8000-memory.dmp

memory/3492-932-0x00000000058E0000-0x00000000059EA000-memory.dmp

memory/3492-933-0x0000000004CC0000-0x0000000004CD2000-memory.dmp

memory/3492-934-0x00000000059F0000-0x0000000005A2C000-memory.dmp

memory/3492-935-0x0000000005B30000-0x0000000005B7C000-memory.dmp