Malware Analysis Report

2024-12-06 02:40

Sample ID 241110-blsrfayqbm
Target 7de7678b92c2eca96be09b94b7a1493a715fd6930d6ca3d2c7a815244bb1d4aa
SHA256 7de7678b92c2eca96be09b94b7a1493a715fd6930d6ca3d2c7a815244bb1d4aa
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

7de7678b92c2eca96be09b94b7a1493a715fd6930d6ca3d2c7a815244bb1d4aa

Threat Level: Known bad

The file 7de7678b92c2eca96be09b94b7a1493a715fd6930d6ca3d2c7a815244bb1d4aa was found to be: Known bad.

Malicious Activity Summary

healer redline discovery dropper evasion infostealer persistence trojan

Healer

Healer family

RedLine payload

Redline family

Detects Healer an antivirus disabler dropper

Modifies Windows Defender Real-time Protection settings

RedLine

Executes dropped EXE

Windows security modification

Adds Run key to start application

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-10 01:14

Signatures

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-10 01:14

Reported

2024-11-10 01:16

Platform

win10v2004-20241007-en

Max time kernel

149s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\7de7678b92c2eca96be09b94b7a1493a715fd6930d6ca3d2c7a815244bb1d4aa.exe"

Signatures

Detects Healer an antivirus disabler dropper

Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A

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\a5323951.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\a5323951.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\a5323951.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\a5323951.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\a5323951.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\a5323951.exe N/A

RedLine

infostealer redline

RedLine payload

Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A

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\a5323951.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\7de7678b92c2eca96be09b94b7a1493a715fd6930d6ca3d2c7a815244bb1d4aa.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\v8751821.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\b9005701.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\7de7678b92c2eca96be09b94b7a1493a715fd6930d6ca3d2c7a815244bb1d4aa.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v8751821.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a5323951.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a5323951.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a5323951.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\7de7678b92c2eca96be09b94b7a1493a715fd6930d6ca3d2c7a815244bb1d4aa.exe

"C:\Users\Admin\AppData\Local\Temp\7de7678b92c2eca96be09b94b7a1493a715fd6930d6ca3d2c7a815244bb1d4aa.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v8751821.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v8751821.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a5323951.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a5323951.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b9005701.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b9005701.exe

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 95.221.229.192.in-addr.arpa udp
FI 77.91.124.251:19069 tcp
FI 77.91.124.251:19069 tcp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
FI 77.91.124.251:19069 tcp
US 8.8.8.8:53 72.209.201.84.in-addr.arpa udp
FI 77.91.124.251:19069 tcp
FI 77.91.124.251:19069 tcp
FI 77.91.124.251:19069 tcp
FI 77.91.124.251:19069 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v8751821.exe

MD5 632c1e4806d067b6d634fe90bc98ff0a
SHA1 2a1f5bf620bd943f8f5f1be5451d88d97150f18e
SHA256 7c3d08949f766cdfd5989622f37b8dbbc2420b10d416a1ddbbd3f4732d0bc98d
SHA512 b7411c9837b9552b09f570bbb432223fbcdc72d1dbe3fdc078f66f95c7c984a60c67ca65b945cce0f460e00ba9b3d5d8a08a2cd4a9635fe48efd712632465968

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a5323951.exe

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

memory/4224-14-0x00007FFB06C43000-0x00007FFB06C45000-memory.dmp

memory/4224-15-0x0000000000AE0000-0x0000000000AEA000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b9005701.exe

MD5 59430168823568e6330b6561c3d7d911
SHA1 b7d7cc6d3bbe80a83fc6f78d5a6fa6ca579ce199
SHA256 bb69f98b3bc8f10f770d11db2851058ca90e9eab8a5d1478ebcaa10126d299f8
SHA512 09c03634eebef25625bd47953911d70a44c4eee00bb7e5204cea9ea8cc3bb2c264b409b01d147d18ce757578bd40c4d14e2c13917691d3bc9f4b582a3fb77c31

memory/952-20-0x0000000000190000-0x00000000001B8000-memory.dmp

memory/952-21-0x00000000075E0000-0x0000000007BF8000-memory.dmp

memory/952-22-0x0000000007030000-0x0000000007042000-memory.dmp

memory/952-23-0x0000000007160000-0x000000000726A000-memory.dmp

memory/952-24-0x0000000007090000-0x00000000070CC000-memory.dmp

memory/952-25-0x0000000002560000-0x00000000025AC000-memory.dmp