Malware Analysis Report

2024-11-15 09:56

Sample ID 241110-bsmh1ayrcp
Target e179dfadfd9157da384378be5dc3bf01d74a911d61c58a40236fa52b6224cc93
SHA256 e179dfadfd9157da384378be5dc3bf01d74a911d61c58a40236fa52b6224cc93
Tags
healer redline 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

e179dfadfd9157da384378be5dc3bf01d74a911d61c58a40236fa52b6224cc93

Threat Level: Known bad

The file e179dfadfd9157da384378be5dc3bf01d74a911d61c58a40236fa52b6224cc93 was found to be: Known bad.

Malicious Activity Summary

healer redline discovery dropper evasion infostealer persistence trojan

Detects Healer an antivirus disabler dropper

Healer

RedLine

Healer family

RedLine payload

Modifies Windows Defender Real-time Protection settings

Redline family

Executes dropped EXE

Windows security modification

Adds Run key to start application

System Location Discovery: System Language Discovery

Unsigned PE

Program crash

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-10 01:24

Signatures

Unsigned PE

Description Indicator Process Target
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Analysis: behavioral1

Detonation Overview

Submitted

2024-11-10 01:24

Reported

2024-11-10 01:27

Platform

win10v2004-20241007-en

Max time kernel

143s

Max time network

152s

Command Line

"C:\Users\Admin\AppData\Local\Temp\e179dfadfd9157da384378be5dc3bf01d74a911d61c58a40236fa52b6224cc93.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\DisableScanOnRealtimeEnable = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr120979.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr120979.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\pr120979.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\pr120979.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr120979.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\pr120979.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\pr120979.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr120979.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\e179dfadfd9157da384378be5dc3bf01d74a911d61c58a40236fa52b6224cc93.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\un711587.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\e179dfadfd9157da384378be5dc3bf01d74a911d61c58a40236fa52b6224cc93.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un711587.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr120979.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu399564.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr120979.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr120979.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr120979.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu399564.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4460 wrote to memory of 1416 N/A C:\Users\Admin\AppData\Local\Temp\e179dfadfd9157da384378be5dc3bf01d74a911d61c58a40236fa52b6224cc93.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un711587.exe
PID 4460 wrote to memory of 1416 N/A C:\Users\Admin\AppData\Local\Temp\e179dfadfd9157da384378be5dc3bf01d74a911d61c58a40236fa52b6224cc93.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un711587.exe
PID 4460 wrote to memory of 1416 N/A C:\Users\Admin\AppData\Local\Temp\e179dfadfd9157da384378be5dc3bf01d74a911d61c58a40236fa52b6224cc93.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un711587.exe
PID 1416 wrote to memory of 3676 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un711587.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr120979.exe
PID 1416 wrote to memory of 3676 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un711587.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr120979.exe
PID 1416 wrote to memory of 3676 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un711587.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr120979.exe
PID 1416 wrote to memory of 2328 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un711587.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu399564.exe
PID 1416 wrote to memory of 2328 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un711587.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu399564.exe
PID 1416 wrote to memory of 2328 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un711587.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu399564.exe

Processes

C:\Users\Admin\AppData\Local\Temp\e179dfadfd9157da384378be5dc3bf01d74a911d61c58a40236fa52b6224cc93.exe

"C:\Users\Admin\AppData\Local\Temp\e179dfadfd9157da384378be5dc3bf01d74a911d61c58a40236fa52b6224cc93.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un711587.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un711587.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr120979.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr120979.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3676 -ip 3676

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3676 -s 1076

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu399564.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu399564.exe

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 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
RU 185.161.248.142:38452 tcp
US 8.8.8.8:53 200.163.202.172.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 98.117.19.2.in-addr.arpa udp
RU 185.161.248.142:38452 tcp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
RU 185.161.248.142:38452 tcp
US 8.8.8.8:53 71.209.201.84.in-addr.arpa udp
RU 185.161.248.142:38452 tcp
US 8.8.8.8:53 31.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
RU 185.161.248.142:38452 tcp
RU 185.161.248.142:38452 tcp
RU 185.161.248.142:38452 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un711587.exe

MD5 206738f7486eeb1bcf4b07caa87bc19f
SHA1 d02b88c5c3fcc6f22b50b76027b081295f7a94bf
SHA256 9b9ca4039695995f9e330825598c7889901e058a40d91129d2388d130a387bfc
SHA512 0f7c273aaf6ee9d817bd4b949bd59139298c5f3423fa068fdd99a04042dae30116f9d833647555bb5a2536842394c99ea0259a7550bbedacd5bf3d229a17cdbe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr120979.exe

MD5 df30b4b215f77404bbe78e4b3bd4479b
SHA1 b3c1ba6c8697a5f846a1f991b9c532cf41d8192f
SHA256 547b13fd8f846b6991444738b47d8a7c1b6ae03fefa5b996a432b6ad083a487c
SHA512 093915921253b9deeacc2114cf6fc57ec05c1167ff18cabb77375c4d49b4bd4737adffd765ae7af5f6c96c73843ae47d58e93f3e825c52b3d86e4d440e3e8cc8

memory/3676-16-0x0000000002CD0000-0x0000000002CFD000-memory.dmp

memory/3676-15-0x0000000002E20000-0x0000000002F20000-memory.dmp

memory/3676-17-0x0000000000400000-0x0000000000430000-memory.dmp

memory/3676-18-0x00000000048C0000-0x00000000048DA000-memory.dmp

memory/3676-19-0x00000000073D0000-0x0000000007974000-memory.dmp

memory/3676-20-0x0000000007290000-0x00000000072A8000-memory.dmp

memory/3676-24-0x0000000007290000-0x00000000072A2000-memory.dmp

memory/3676-46-0x0000000007290000-0x00000000072A2000-memory.dmp

memory/3676-45-0x0000000007290000-0x00000000072A2000-memory.dmp

memory/3676-42-0x0000000007290000-0x00000000072A2000-memory.dmp

memory/3676-40-0x0000000007290000-0x00000000072A2000-memory.dmp

memory/3676-38-0x0000000007290000-0x00000000072A2000-memory.dmp

memory/3676-36-0x0000000007290000-0x00000000072A2000-memory.dmp

memory/3676-34-0x0000000007290000-0x00000000072A2000-memory.dmp

memory/3676-32-0x0000000007290000-0x00000000072A2000-memory.dmp

memory/3676-30-0x0000000007290000-0x00000000072A2000-memory.dmp

memory/3676-26-0x0000000007290000-0x00000000072A2000-memory.dmp

memory/3676-22-0x0000000007290000-0x00000000072A2000-memory.dmp

memory/3676-48-0x0000000007290000-0x00000000072A2000-memory.dmp

memory/3676-21-0x0000000007290000-0x00000000072A2000-memory.dmp

memory/3676-28-0x0000000007290000-0x00000000072A2000-memory.dmp

memory/3676-49-0x0000000002E20000-0x0000000002F20000-memory.dmp

memory/3676-50-0x0000000002CD0000-0x0000000002CFD000-memory.dmp

memory/3676-52-0x0000000000400000-0x0000000000430000-memory.dmp

memory/3676-51-0x0000000000400000-0x0000000002BB1000-memory.dmp

memory/3676-55-0x0000000000400000-0x0000000000430000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu399564.exe

MD5 2a9e2c4b220ad8e9c633d4be2241da97
SHA1 21aaca0e70e6417c03cd377e3f253c97751280f8
SHA256 0b345ad50dd443a48c65401ad3ffd27660b77060571198a4f3f9f0ae37f81428
SHA512 27ec38edd07d5a113fca25292c2f1315663df2e0799ee9e330b4b03c87554c71733a8dade6eb09d2241c816ed850ae8531fa18e435f8f4403d69df630e173d5d

memory/3676-54-0x0000000000400000-0x0000000002BB1000-memory.dmp

memory/2328-60-0x0000000007130000-0x000000000716C000-memory.dmp

memory/2328-61-0x0000000007760000-0x000000000779A000-memory.dmp

memory/2328-65-0x0000000007760000-0x0000000007795000-memory.dmp

memory/2328-63-0x0000000007760000-0x0000000007795000-memory.dmp

memory/2328-62-0x0000000007760000-0x0000000007795000-memory.dmp

memory/2328-83-0x0000000007760000-0x0000000007795000-memory.dmp

memory/2328-95-0x0000000007760000-0x0000000007795000-memory.dmp

memory/2328-93-0x0000000007760000-0x0000000007795000-memory.dmp

memory/2328-91-0x0000000007760000-0x0000000007795000-memory.dmp

memory/2328-89-0x0000000007760000-0x0000000007795000-memory.dmp

memory/2328-87-0x0000000007760000-0x0000000007795000-memory.dmp

memory/2328-81-0x0000000007760000-0x0000000007795000-memory.dmp

memory/2328-854-0x0000000009C90000-0x000000000A2A8000-memory.dmp

memory/2328-79-0x0000000007760000-0x0000000007795000-memory.dmp

memory/2328-77-0x0000000007760000-0x0000000007795000-memory.dmp

memory/2328-76-0x0000000007760000-0x0000000007795000-memory.dmp

memory/2328-73-0x0000000007760000-0x0000000007795000-memory.dmp

memory/2328-72-0x0000000007760000-0x0000000007795000-memory.dmp

memory/2328-69-0x0000000007760000-0x0000000007795000-memory.dmp

memory/2328-67-0x0000000007760000-0x0000000007795000-memory.dmp

memory/2328-85-0x0000000007760000-0x0000000007795000-memory.dmp

memory/2328-855-0x000000000A350000-0x000000000A362000-memory.dmp

memory/2328-856-0x000000000A370000-0x000000000A47A000-memory.dmp

memory/2328-857-0x000000000A490000-0x000000000A4CC000-memory.dmp

memory/2328-858-0x0000000004AE0000-0x0000000004B2C000-memory.dmp