Malware Analysis Report

2024-12-07 04:10

Sample ID 241113-y2ldmaydlb
Target ac91783562cddb7dcb35abb1c41e876d77d71d83adc1fbea3d1b7082d1759c0f.exe
SHA256 ac91783562cddb7dcb35abb1c41e876d77d71d83adc1fbea3d1b7082d1759c0f
Tags
healer redline mango 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

ac91783562cddb7dcb35abb1c41e876d77d71d83adc1fbea3d1b7082d1759c0f

Threat Level: Known bad

The file ac91783562cddb7dcb35abb1c41e876d77d71d83adc1fbea3d1b7082d1759c0f.exe was found to be: Known bad.

Malicious Activity Summary

healer redline mango discovery dropper evasion infostealer persistence trojan

Redline family

Healer family

RedLine

Modifies Windows Defender Real-time Protection settings

Healer

Detects Healer an antivirus disabler dropper

RedLine payload

Windows security modification

Executes dropped EXE

Adds Run key to start application

Program crash

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-13 20:16

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-13 20:16

Reported

2024-11-13 20:19

Platform

win10v2004-20241007-en

Max time kernel

148s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ac91783562cddb7dcb35abb1c41e876d77d71d83adc1fbea3d1b7082d1759c0f.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
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
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
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c12Wi09.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\c12Wi09.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\c12Wi09.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\b6660gh.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\b6660gh.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\c12Wi09.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\b6660gh.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c12Wi09.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\c12Wi09.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b6660gh.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\b6660gh.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\b6660gh.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
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
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\b6660gh.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c12Wi09.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c12Wi09.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\ac91783562cddb7dcb35abb1c41e876d77d71d83adc1fbea3d1b7082d1759c0f.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\tice4084.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\ac91783562cddb7dcb35abb1c41e876d77d71d83adc1fbea3d1b7082d1759c0f.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\tice4084.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c12Wi09.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dbYTX76.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b6660gh.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c12Wi09.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dbYTX76.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4644 wrote to memory of 1124 N/A C:\Users\Admin\AppData\Local\Temp\ac91783562cddb7dcb35abb1c41e876d77d71d83adc1fbea3d1b7082d1759c0f.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\tice4084.exe
PID 4644 wrote to memory of 1124 N/A C:\Users\Admin\AppData\Local\Temp\ac91783562cddb7dcb35abb1c41e876d77d71d83adc1fbea3d1b7082d1759c0f.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\tice4084.exe
PID 4644 wrote to memory of 1124 N/A C:\Users\Admin\AppData\Local\Temp\ac91783562cddb7dcb35abb1c41e876d77d71d83adc1fbea3d1b7082d1759c0f.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\tice4084.exe
PID 1124 wrote to memory of 3660 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\tice4084.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b6660gh.exe
PID 1124 wrote to memory of 3660 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\tice4084.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b6660gh.exe
PID 1124 wrote to memory of 4424 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\tice4084.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c12Wi09.exe
PID 1124 wrote to memory of 4424 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\tice4084.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c12Wi09.exe
PID 1124 wrote to memory of 4424 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\tice4084.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c12Wi09.exe
PID 4644 wrote to memory of 2212 N/A C:\Users\Admin\AppData\Local\Temp\ac91783562cddb7dcb35abb1c41e876d77d71d83adc1fbea3d1b7082d1759c0f.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dbYTX76.exe
PID 4644 wrote to memory of 2212 N/A C:\Users\Admin\AppData\Local\Temp\ac91783562cddb7dcb35abb1c41e876d77d71d83adc1fbea3d1b7082d1759c0f.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dbYTX76.exe
PID 4644 wrote to memory of 2212 N/A C:\Users\Admin\AppData\Local\Temp\ac91783562cddb7dcb35abb1c41e876d77d71d83adc1fbea3d1b7082d1759c0f.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dbYTX76.exe

Processes

C:\Users\Admin\AppData\Local\Temp\ac91783562cddb7dcb35abb1c41e876d77d71d83adc1fbea3d1b7082d1759c0f.exe

"C:\Users\Admin\AppData\Local\Temp\ac91783562cddb7dcb35abb1c41e876d77d71d83adc1fbea3d1b7082d1759c0f.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\tice4084.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\tice4084.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b6660gh.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b6660gh.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c12Wi09.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c12Wi09.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4424 -ip 4424

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4424 -s 1084

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dbYTX76.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dbYTX76.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
RU 193.233.20.28:4125 tcp
RU 193.233.20.28:4125 tcp
RU 193.233.20.28:4125 tcp
US 8.8.8.8:53 48.229.111.52.in-addr.arpa udp
RU 193.233.20.28:4125 tcp
RU 193.233.20.28:4125 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\tice4084.exe

MD5 905ccec73a00a8586e5a4637b80dc6cf
SHA1 f32c34802ecd82d637321ff5d4c7f41cf436c360
SHA256 d2fdf4ffc7f0b4302c0a86a521be325197a10bc9a81548195df7d73eb57a9703
SHA512 d38472b890aa5727bd0ba66e47db740c86bc0ca6427d29ca76e44e9aba09393b54e204d56101826240005f8fe86c5f868f54bc647ec51a9cbfce9cf7cbc46cbc

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b6660gh.exe

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

memory/3660-14-0x00007FFD35143000-0x00007FFD35145000-memory.dmp

memory/3660-15-0x00000000007C0000-0x00000000007CA000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c12Wi09.exe

MD5 8c58c1d5b1d5f0b9153c0c1d110d0240
SHA1 430430303d14244f9b99a29e09cb5d06bc7727d9
SHA256 e7eefbf96a65e930c7137080f9cac5468e9673c7373aec7c8ed4bbeb4aebb728
SHA512 cb44a75a14eadf1bd9d543e4b72f2ff9d54d4ee9d548f449a37b7346f7d9632df071864ca8f6d2e5479ad857681f735b7363b05d1dbc93a31c9f36df2404dd66

memory/4424-21-0x0000000002530000-0x000000000254A000-memory.dmp

memory/4424-22-0x0000000004B00000-0x00000000050A4000-memory.dmp

memory/4424-23-0x0000000004A50000-0x0000000004A68000-memory.dmp

memory/4424-24-0x0000000004A50000-0x0000000004A62000-memory.dmp

memory/4424-33-0x0000000004A50000-0x0000000004A62000-memory.dmp

memory/4424-51-0x0000000004A50000-0x0000000004A62000-memory.dmp

memory/4424-49-0x0000000004A50000-0x0000000004A62000-memory.dmp

memory/4424-47-0x0000000004A50000-0x0000000004A62000-memory.dmp

memory/4424-45-0x0000000004A50000-0x0000000004A62000-memory.dmp

memory/4424-44-0x0000000004A50000-0x0000000004A62000-memory.dmp

memory/4424-41-0x0000000004A50000-0x0000000004A62000-memory.dmp

memory/4424-39-0x0000000004A50000-0x0000000004A62000-memory.dmp

memory/4424-37-0x0000000004A50000-0x0000000004A62000-memory.dmp

memory/4424-35-0x0000000004A50000-0x0000000004A62000-memory.dmp

memory/4424-31-0x0000000004A50000-0x0000000004A62000-memory.dmp

memory/4424-29-0x0000000004A50000-0x0000000004A62000-memory.dmp

memory/4424-27-0x0000000004A50000-0x0000000004A62000-memory.dmp

memory/4424-25-0x0000000004A50000-0x0000000004A62000-memory.dmp

memory/4424-52-0x0000000000400000-0x00000000004B8000-memory.dmp

memory/4424-54-0x0000000000400000-0x00000000004B8000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dbYTX76.exe

MD5 20384c047eeccb2e0834ecbca7d721fb
SHA1 a32ab4634622b20c0d8df6b0376d4b93075b3d5c
SHA256 cf2ce67ebd7f651fafdc8673f0d8193c205a9db31dfa5a426cc8c3684d0a4e51
SHA512 08d5c081eb3cbae8cb245248ba3d231ff889de1a64817b0a4a98e72cac957d2bfc3770894171834e5e183e396f15935463c63ba0eca09c3fb6f81a2993437404

memory/2212-59-0x0000000002350000-0x0000000002396000-memory.dmp

memory/2212-60-0x0000000002670000-0x00000000026B4000-memory.dmp

memory/2212-66-0x0000000002670000-0x00000000026AE000-memory.dmp

memory/2212-76-0x0000000002670000-0x00000000026AE000-memory.dmp

memory/2212-94-0x0000000002670000-0x00000000026AE000-memory.dmp

memory/2212-92-0x0000000002670000-0x00000000026AE000-memory.dmp

memory/2212-88-0x0000000002670000-0x00000000026AE000-memory.dmp

memory/2212-86-0x0000000002670000-0x00000000026AE000-memory.dmp

memory/2212-84-0x0000000002670000-0x00000000026AE000-memory.dmp

memory/2212-83-0x0000000002670000-0x00000000026AE000-memory.dmp

memory/2212-80-0x0000000002670000-0x00000000026AE000-memory.dmp

memory/2212-78-0x0000000002670000-0x00000000026AE000-memory.dmp

memory/2212-74-0x0000000002670000-0x00000000026AE000-memory.dmp

memory/2212-72-0x0000000002670000-0x00000000026AE000-memory.dmp

memory/2212-70-0x0000000002670000-0x00000000026AE000-memory.dmp

memory/2212-68-0x0000000002670000-0x00000000026AE000-memory.dmp

memory/2212-90-0x0000000002670000-0x00000000026AE000-memory.dmp

memory/2212-64-0x0000000002670000-0x00000000026AE000-memory.dmp

memory/2212-62-0x0000000002670000-0x00000000026AE000-memory.dmp

memory/2212-61-0x0000000002670000-0x00000000026AE000-memory.dmp

memory/2212-967-0x00000000051C0000-0x00000000057D8000-memory.dmp

memory/2212-968-0x00000000057E0000-0x00000000058EA000-memory.dmp

memory/2212-969-0x00000000058F0000-0x0000000005902000-memory.dmp

memory/2212-970-0x0000000005910000-0x000000000594C000-memory.dmp

memory/2212-971-0x0000000005A50000-0x0000000005A9C000-memory.dmp