Malware Analysis Report

2025-04-03 14:19

Sample ID 241110-djtbas1mgk
Target 8549dafbc6a5063aa74244adc37e89457c57f16d44434bf696ce4bf2edb449d2
SHA256 8549dafbc6a5063aa74244adc37e89457c57f16d44434bf696ce4bf2edb449d2
Tags
healer redline dubik 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

8549dafbc6a5063aa74244adc37e89457c57f16d44434bf696ce4bf2edb449d2

Threat Level: Known bad

The file 8549dafbc6a5063aa74244adc37e89457c57f16d44434bf696ce4bf2edb449d2 was found to be: Known bad.

Malicious Activity Summary

healer redline dubik discovery dropper evasion infostealer persistence trojan

Detects Healer an antivirus disabler dropper

Redline family

Healer

RedLine payload

Healer family

Modifies Windows Defender Real-time Protection settings

RedLine

Executes dropped EXE

Windows security modification

Adds Run key to start application

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-10 03:02

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-10 03:02

Reported

2024-11-10 03:05

Platform

win10v2004-20241007-en

Max time kernel

149s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\8549dafbc6a5063aa74244adc37e89457c57f16d44434bf696ce4bf2edb449d2.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\IXP002.TMP\kZT62bf.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kZT62bf.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kZT62bf.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kZT62bf.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kZT62bf.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kZT62bf.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\IXP002.TMP\kZT62bf.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\8549dafbc6a5063aa74244adc37e89457c57f16d44434bf696ce4bf2edb449d2.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\dax1282.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup2 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP002.TMP\\\"" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dcu1929.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\8549dafbc6a5063aa74244adc37e89457c57f16d44434bf696ce4bf2edb449d2.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dax1282.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dcu1929.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\nZO14Sg.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kZT62bf.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kZT62bf.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kZT62bf.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3744 wrote to memory of 3064 N/A C:\Users\Admin\AppData\Local\Temp\8549dafbc6a5063aa74244adc37e89457c57f16d44434bf696ce4bf2edb449d2.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dax1282.exe
PID 3744 wrote to memory of 3064 N/A C:\Users\Admin\AppData\Local\Temp\8549dafbc6a5063aa74244adc37e89457c57f16d44434bf696ce4bf2edb449d2.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dax1282.exe
PID 3744 wrote to memory of 3064 N/A C:\Users\Admin\AppData\Local\Temp\8549dafbc6a5063aa74244adc37e89457c57f16d44434bf696ce4bf2edb449d2.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dax1282.exe
PID 3064 wrote to memory of 3776 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dax1282.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dcu1929.exe
PID 3064 wrote to memory of 3776 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dax1282.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dcu1929.exe
PID 3064 wrote to memory of 3776 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dax1282.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dcu1929.exe
PID 3776 wrote to memory of 1260 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dcu1929.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kZT62bf.exe
PID 3776 wrote to memory of 1260 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dcu1929.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kZT62bf.exe
PID 3776 wrote to memory of 3536 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dcu1929.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\nZO14Sg.exe
PID 3776 wrote to memory of 3536 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dcu1929.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\nZO14Sg.exe
PID 3776 wrote to memory of 3536 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dcu1929.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\nZO14Sg.exe

Processes

C:\Users\Admin\AppData\Local\Temp\8549dafbc6a5063aa74244adc37e89457c57f16d44434bf696ce4bf2edb449d2.exe

"C:\Users\Admin\AppData\Local\Temp\8549dafbc6a5063aa74244adc37e89457c57f16d44434bf696ce4bf2edb449d2.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dax1282.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dax1282.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dcu1929.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dcu1929.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kZT62bf.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kZT62bf.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\nZO14Sg.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\nZO14Sg.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.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
US 8.8.8.8:53 74.32.126.40.in-addr.arpa udp
RU 193.233.20.17:4139 tcp
RU 193.233.20.17:4139 tcp
RU 193.233.20.17:4139 tcp
RU 193.233.20.17:4139 tcp
US 8.8.8.8:53 48.229.111.52.in-addr.arpa udp
RU 193.233.20.17:4139 tcp
RU 193.233.20.17:4139 tcp
US 8.8.8.8:53 udp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dax1282.exe

MD5 55ea37166256aca08f86af60f8397c1e
SHA1 589de036a94a3b687e9f609c2179c059ebbe8e99
SHA256 230407b1c3005fd637afac9d43d4a51ccbf9b9a82aaaca820376a89f841ab1d6
SHA512 b361da32639c5728535f69dfd4378bc446c41f4be3a8a1dd9313161054949e368a74383dca191867700e43d97932c7fe343d23e699a3c238b4373286ec103e8e

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dcu1929.exe

MD5 7348fb2e4f8ce771d4a9917372629018
SHA1 982b2265a9950f8a61e94f7ad22cdc4f392b6d7c
SHA256 6f92424b8752c41c777321add161af86f40874f2b4c71d5735681a9e53ad3421
SHA512 082186bb7f88314d645c82f5cb87d34374b1154e6a189381ec6acbc399d143fff540ccc011bb7b74481344b140cc12f3031c3bd9cea40c02366388a51f6f851c

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kZT62bf.exe

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

memory/1260-21-0x00007FFD6E8B3000-0x00007FFD6E8B5000-memory.dmp

memory/1260-22-0x0000000000410000-0x000000000041A000-memory.dmp

memory/1260-23-0x00007FFD6E8B3000-0x00007FFD6E8B5000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\nZO14Sg.exe

MD5 cddbd387c5c8bb5e8a8ad341f7d05475
SHA1 1ae74b1a19a38a736b5321b41de10a48ab72eddc
SHA256 c531095f91211aea5e7ed61228c557ea1718605e8840e9ca61e3e652d4634d2d
SHA512 ce5ad725decbc063176ef313413112618506ca5863ced90beb5f59ef844d3c0b77bda05be04d1e0337731d2f2eca58f4ad98070d1aa55315879528f9be0f6a0e

memory/3536-28-0x00000000003D0000-0x0000000000402000-memory.dmp

memory/3536-29-0x00000000051F0000-0x0000000005808000-memory.dmp

memory/3536-30-0x0000000004D70000-0x0000000004E7A000-memory.dmp

memory/3536-31-0x0000000004CA0000-0x0000000004CB2000-memory.dmp

memory/3536-32-0x0000000004D00000-0x0000000004D3C000-memory.dmp

memory/3536-33-0x0000000004E80000-0x0000000004ECC000-memory.dmp