Malware Analysis Report

2024-11-15 09:56

Sample ID 241110-bt3llswjcs
Target 6b4ad7650c184eb17dad6aa362b726cc1a6b8ce1fe1da05e6ae67915587b20a9
SHA256 6b4ad7650c184eb17dad6aa362b726cc1a6b8ce1fe1da05e6ae67915587b20a9
Tags
healer redline rosn 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

6b4ad7650c184eb17dad6aa362b726cc1a6b8ce1fe1da05e6ae67915587b20a9

Threat Level: Known bad

The file 6b4ad7650c184eb17dad6aa362b726cc1a6b8ce1fe1da05e6ae67915587b20a9 was found to be: Known bad.

Malicious Activity Summary

healer redline rosn discovery dropper evasion infostealer persistence trojan

Healer family

Healer

RedLine payload

Modifies Windows Defender Real-time Protection settings

Redline family

RedLine

Detects Healer an antivirus disabler dropper

Windows security modification

Executes dropped EXE

Adds Run key to start application

Launches sc.exe

System Location Discovery: System Language Discovery

Unsigned PE

Program crash

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-10 01:27

Signatures

Unsigned PE

Description Indicator Process Target
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Analysis: behavioral1

Detonation Overview

Submitted

2024-11-10 01:27

Reported

2024-11-10 01:29

Platform

win10v2004-20241007-en

Max time kernel

143s

Max time network

147s

Command Line

"C:\Users\Admin\AppData\Local\Temp\6b4ad7650c184eb17dad6aa362b726cc1a6b8ce1fe1da05e6ae67915587b20a9.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\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro9070.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro9070.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro9070.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro9070.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro9070.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro9070.exe N/A

RedLine

infostealer redline

RedLine payload

Description Indicator Process Target
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Redline family

redline

Windows security modification

evasion trojan
Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro9070.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro9070.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\6b4ad7650c184eb17dad6aa362b726cc1a6b8ce1fe1da05e6ae67915587b20a9.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\un688065.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\IXP001.TMP\pro9070.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu5215.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\6b4ad7650c184eb17dad6aa362b726cc1a6b8ce1fe1da05e6ae67915587b20a9.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un688065.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro9070.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro9070.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro9070.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu5215.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 764 wrote to memory of 4532 N/A C:\Users\Admin\AppData\Local\Temp\6b4ad7650c184eb17dad6aa362b726cc1a6b8ce1fe1da05e6ae67915587b20a9.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un688065.exe
PID 764 wrote to memory of 4532 N/A C:\Users\Admin\AppData\Local\Temp\6b4ad7650c184eb17dad6aa362b726cc1a6b8ce1fe1da05e6ae67915587b20a9.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un688065.exe
PID 764 wrote to memory of 4532 N/A C:\Users\Admin\AppData\Local\Temp\6b4ad7650c184eb17dad6aa362b726cc1a6b8ce1fe1da05e6ae67915587b20a9.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un688065.exe
PID 4532 wrote to memory of 4728 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un688065.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro9070.exe
PID 4532 wrote to memory of 4728 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un688065.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro9070.exe
PID 4532 wrote to memory of 4728 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un688065.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro9070.exe
PID 4532 wrote to memory of 1616 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un688065.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu5215.exe
PID 4532 wrote to memory of 1616 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un688065.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu5215.exe
PID 4532 wrote to memory of 1616 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un688065.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu5215.exe

Processes

C:\Users\Admin\AppData\Local\Temp\6b4ad7650c184eb17dad6aa362b726cc1a6b8ce1fe1da05e6ae67915587b20a9.exe

"C:\Users\Admin\AppData\Local\Temp\6b4ad7650c184eb17dad6aa362b726cc1a6b8ce1fe1da05e6ae67915587b20a9.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un688065.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un688065.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro9070.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro9070.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4728 -ip 4728

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4728 -s 1080

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu5215.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu5215.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 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 68.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 71.31.126.40.in-addr.arpa udp
RU 176.113.115.145:4125 tcp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 197.87.175.4.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
RU 176.113.115.145:4125 tcp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
RU 176.113.115.145:4125 tcp
RU 176.113.115.145:4125 tcp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 43.229.111.52.in-addr.arpa udp
RU 176.113.115.145:4125 tcp
RU 176.113.115.145:4125 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un688065.exe

MD5 ebf74a212a17c366304c703ef4e1d54f
SHA1 b2baf0ed52f23ae00c8924e0644c73e1ef0fa20f
SHA256 9eccfeadb48f524c4ebe931e764205a246224b124eb9ec4dfb79d9e36d9b20e7
SHA512 f4f08dd44d9b11751581437ca546262f13ccce1328b7f969c3eabd844bc8352db6d15475291d0e98de20bcf3f94fb003ed3214764c77af8f2a24bc0e79b56405

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro9070.exe

MD5 5f81d124bf8ae24983912ab3b9b32fd8
SHA1 dbb7ae856cc24dafc74b457801c45c7227d895e4
SHA256 a1c50911f0d8729a9128c0794ba801090fe915c5f09cedbab5675cca35e8e9fa
SHA512 bf030e4c39c0dd5f6cb959b7114a370ab2eb2a2803593490d397ecaab317354a9cec318ed55a056c398fe2a2c8e6a55cadf06792f67f6cd4f5849ee44dfa4e6c

memory/4728-15-0x0000000000780000-0x0000000000880000-memory.dmp

memory/4728-17-0x0000000000400000-0x000000000070B000-memory.dmp

memory/4728-16-0x0000000000400000-0x0000000000430000-memory.dmp

memory/4728-18-0x0000000000400000-0x000000000070B000-memory.dmp

memory/4728-19-0x00000000028E0000-0x00000000028FA000-memory.dmp

memory/4728-20-0x0000000004E80000-0x0000000005424000-memory.dmp

memory/4728-21-0x0000000004DE0000-0x0000000004DF8000-memory.dmp

memory/4728-22-0x0000000004DE0000-0x0000000004DF2000-memory.dmp

memory/4728-49-0x0000000004DE0000-0x0000000004DF2000-memory.dmp

memory/4728-47-0x0000000004DE0000-0x0000000004DF2000-memory.dmp

memory/4728-45-0x0000000004DE0000-0x0000000004DF2000-memory.dmp

memory/4728-43-0x0000000004DE0000-0x0000000004DF2000-memory.dmp

memory/4728-41-0x0000000004DE0000-0x0000000004DF2000-memory.dmp

memory/4728-39-0x0000000004DE0000-0x0000000004DF2000-memory.dmp

memory/4728-37-0x0000000004DE0000-0x0000000004DF2000-memory.dmp

memory/4728-35-0x0000000004DE0000-0x0000000004DF2000-memory.dmp

memory/4728-33-0x0000000004DE0000-0x0000000004DF2000-memory.dmp

memory/4728-31-0x0000000004DE0000-0x0000000004DF2000-memory.dmp

memory/4728-29-0x0000000004DE0000-0x0000000004DF2000-memory.dmp

memory/4728-27-0x0000000004DE0000-0x0000000004DF2000-memory.dmp

memory/4728-25-0x0000000004DE0000-0x0000000004DF2000-memory.dmp

memory/4728-23-0x0000000004DE0000-0x0000000004DF2000-memory.dmp

memory/4728-50-0x0000000000780000-0x0000000000880000-memory.dmp

memory/4728-51-0x0000000000400000-0x0000000000430000-memory.dmp

memory/4728-54-0x0000000000400000-0x000000000070B000-memory.dmp

memory/4728-55-0x0000000000400000-0x0000000000430000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu5215.exe

MD5 69839ff71a3156a1494c1e93315035cc
SHA1 cc70f99c0631b74f5fd8a28bd7c4e42eec2fc841
SHA256 476f47dcc0135c5209e5a648a03a6d4a1d5107b51b55e87dc498b5c69d55e608
SHA512 c3e6dd6ad02674f5e8b5ab053910d1653af40c1dbc7d7acfc229d82afe23f8dc65e6312c87914b913b8d8a035bce31914178b7c4a8a9361a13e24e0f00a577f7

memory/1616-60-0x0000000003A90000-0x0000000003AD6000-memory.dmp

memory/1616-61-0x0000000006600000-0x0000000006644000-memory.dmp

memory/1616-72-0x0000000006600000-0x000000000663F000-memory.dmp

memory/1616-67-0x0000000006600000-0x000000000663F000-memory.dmp

memory/1616-65-0x0000000006600000-0x000000000663F000-memory.dmp

memory/1616-73-0x0000000006600000-0x000000000663F000-memory.dmp

memory/1616-95-0x0000000006600000-0x000000000663F000-memory.dmp

memory/1616-93-0x0000000006600000-0x000000000663F000-memory.dmp

memory/1616-89-0x0000000006600000-0x000000000663F000-memory.dmp

memory/1616-87-0x0000000006600000-0x000000000663F000-memory.dmp

memory/1616-85-0x0000000006600000-0x000000000663F000-memory.dmp

memory/1616-83-0x0000000006600000-0x000000000663F000-memory.dmp

memory/1616-81-0x0000000006600000-0x000000000663F000-memory.dmp

memory/1616-79-0x0000000006600000-0x000000000663F000-memory.dmp

memory/1616-75-0x0000000006600000-0x000000000663F000-memory.dmp

memory/1616-69-0x0000000006600000-0x000000000663F000-memory.dmp

memory/1616-91-0x0000000006600000-0x000000000663F000-memory.dmp

memory/1616-77-0x0000000006600000-0x000000000663F000-memory.dmp

memory/1616-63-0x0000000006600000-0x000000000663F000-memory.dmp

memory/1616-62-0x0000000006600000-0x000000000663F000-memory.dmp

memory/1616-968-0x0000000006660000-0x0000000006C78000-memory.dmp

memory/1616-969-0x0000000006D00000-0x0000000006E0A000-memory.dmp

memory/1616-970-0x0000000006E40000-0x0000000006E52000-memory.dmp

memory/1616-971-0x0000000006E60000-0x0000000006E9C000-memory.dmp

memory/1616-972-0x0000000006FB0000-0x0000000006FFC000-memory.dmp