Malware Analysis Report

2025-06-15 23:47

Sample ID 241112-ypeejstjcn
Target b1bc7740a21953e93c778bad7dd5f95ce5eb0ca858caedbafb1f6b2e70753f05.exe
SHA256 b1bc7740a21953e93c778bad7dd5f95ce5eb0ca858caedbafb1f6b2e70753f05
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

b1bc7740a21953e93c778bad7dd5f95ce5eb0ca858caedbafb1f6b2e70753f05

Threat Level: Known bad

The file b1bc7740a21953e93c778bad7dd5f95ce5eb0ca858caedbafb1f6b2e70753f05.exe was found to be: Known bad.

Malicious Activity Summary

healer redline rosn discovery dropper evasion infostealer persistence trojan

Healer family

RedLine payload

Redline family

RedLine

Healer

Modifies Windows Defender Real-time Protection settings

Detects Healer an antivirus disabler dropper

Windows security modification

Executes dropped EXE

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

2024-11-12 19:57

Signatures

Unsigned PE

Description Indicator Process Target
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Analysis: behavioral1

Detonation Overview

Submitted

2024-11-12 19:57

Reported

2024-11-12 19:59

Platform

win10v2004-20241007-en

Max time kernel

117s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b1bc7740a21953e93c778bad7dd5f95ce5eb0ca858caedbafb1f6b2e70753f05.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
Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr648116.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\jr648116.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\jr648116.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\jr648116.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\jr648116.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\jr648116.exe N/A

RedLine

infostealer redline

RedLine payload

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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\jr648116.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\b1bc7740a21953e93c778bad7dd5f95ce5eb0ca858caedbafb1f6b2e70753f05.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\ziVh2895.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\ku606694.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\b1bc7740a21953e93c778bad7dd5f95ce5eb0ca858caedbafb1f6b2e70753f05.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziVh2895.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr648116.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr648116.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr648116.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku606694.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\b1bc7740a21953e93c778bad7dd5f95ce5eb0ca858caedbafb1f6b2e70753f05.exe

"C:\Users\Admin\AppData\Local\Temp\b1bc7740a21953e93c778bad7dd5f95ce5eb0ca858caedbafb1f6b2e70753f05.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziVh2895.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziVh2895.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr648116.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr648116.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku606694.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku606694.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 23.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
RU 176.113.115.145:4125 tcp
RU 176.113.115.145:4125 tcp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
RU 176.113.115.145:4125 tcp
RU 176.113.115.145:4125 tcp
US 8.8.8.8:53 48.229.111.52.in-addr.arpa udp
RU 176.113.115.145:4125 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziVh2895.exe

MD5 df42bd21157cc67fad9949d41c1b9e4b
SHA1 f11b5da9d4b78edfea24d3f113b66767f9324aeb
SHA256 2359247cae8aab023d705f935ba69209c1fa1a35caf7c0daa1c91934a43e9e2a
SHA512 0b661b0487a32b35281c58e17fbf28e8b8fbfc74f399ffd25677ae996a8c8d226544d44dfe539f5f37c742e2ccf9731efb828b5dbf8cdf16f7ba3ba10a645d1b

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr648116.exe

MD5 fd19abf7c35262c58d46f3e7da054ce6
SHA1 5b988629ebaae0f71e903a87f262be0b0217dfb0
SHA256 d8e08e2b04ea44b70b7b98ab693ca7d2309998dbf85e9232985218b2de4a2360
SHA512 7ff06dc81736869741149ac3776e7d8d53e39c4c7296959145edf53df69fc8a2bb0213a17fae8f82bd648cc128eaff512f2fb794ba27420d65a0b35ca21a9fab

memory/4444-14-0x00007FF9DEF23000-0x00007FF9DEF25000-memory.dmp

memory/4444-15-0x0000000000D50000-0x0000000000D5A000-memory.dmp

memory/4444-16-0x00007FF9DEF23000-0x00007FF9DEF25000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku606694.exe

MD5 8e9cdab1e9fab42bafe8d8d1112d567a
SHA1 aecc0d3392a7e3b00155379741616c92e23e5926
SHA256 a0648f39c8ec9405c67aaf8850446baeb0fb1a23cc8a445e98e3c68f18961c0e
SHA512 d1be3611b1797831d4b89a29d1d8014b62c21d068e6b4b61a629869255b201fb379c06b9708017b653674f1b3c9573605249dccc19359fd12976848fbce345c9

memory/948-22-0x0000000004A40000-0x0000000004A86000-memory.dmp

memory/948-23-0x0000000004B70000-0x0000000005114000-memory.dmp

memory/948-24-0x0000000004AC0000-0x0000000004B04000-memory.dmp

memory/948-30-0x0000000004AC0000-0x0000000004AFF000-memory.dmp

memory/948-36-0x0000000004AC0000-0x0000000004AFF000-memory.dmp

memory/948-88-0x0000000004AC0000-0x0000000004AFF000-memory.dmp

memory/948-86-0x0000000004AC0000-0x0000000004AFF000-memory.dmp

memory/948-84-0x0000000004AC0000-0x0000000004AFF000-memory.dmp

memory/948-80-0x0000000004AC0000-0x0000000004AFF000-memory.dmp

memory/948-78-0x0000000004AC0000-0x0000000004AFF000-memory.dmp

memory/948-76-0x0000000004AC0000-0x0000000004AFF000-memory.dmp

memory/948-72-0x0000000004AC0000-0x0000000004AFF000-memory.dmp

memory/948-70-0x0000000004AC0000-0x0000000004AFF000-memory.dmp

memory/948-68-0x0000000004AC0000-0x0000000004AFF000-memory.dmp

memory/948-66-0x0000000004AC0000-0x0000000004AFF000-memory.dmp

memory/948-64-0x0000000004AC0000-0x0000000004AFF000-memory.dmp

memory/948-62-0x0000000004AC0000-0x0000000004AFF000-memory.dmp

memory/948-61-0x0000000004AC0000-0x0000000004AFF000-memory.dmp

memory/948-56-0x0000000004AC0000-0x0000000004AFF000-memory.dmp

memory/948-54-0x0000000004AC0000-0x0000000004AFF000-memory.dmp

memory/948-52-0x0000000004AC0000-0x0000000004AFF000-memory.dmp

memory/948-50-0x0000000004AC0000-0x0000000004AFF000-memory.dmp

memory/948-48-0x0000000004AC0000-0x0000000004AFF000-memory.dmp

memory/948-46-0x0000000004AC0000-0x0000000004AFF000-memory.dmp

memory/948-44-0x0000000004AC0000-0x0000000004AFF000-memory.dmp

memory/948-42-0x0000000004AC0000-0x0000000004AFF000-memory.dmp

memory/948-40-0x0000000004AC0000-0x0000000004AFF000-memory.dmp

memory/948-38-0x0000000004AC0000-0x0000000004AFF000-memory.dmp

memory/948-34-0x0000000004AC0000-0x0000000004AFF000-memory.dmp

memory/948-32-0x0000000004AC0000-0x0000000004AFF000-memory.dmp

memory/948-82-0x0000000004AC0000-0x0000000004AFF000-memory.dmp

memory/948-74-0x0000000004AC0000-0x0000000004AFF000-memory.dmp

memory/948-58-0x0000000004AC0000-0x0000000004AFF000-memory.dmp

memory/948-28-0x0000000004AC0000-0x0000000004AFF000-memory.dmp

memory/948-26-0x0000000004AC0000-0x0000000004AFF000-memory.dmp

memory/948-25-0x0000000004AC0000-0x0000000004AFF000-memory.dmp

memory/948-931-0x0000000005120000-0x0000000005738000-memory.dmp

memory/948-932-0x0000000005790000-0x000000000589A000-memory.dmp

memory/948-933-0x00000000058D0000-0x00000000058E2000-memory.dmp

memory/948-934-0x00000000058F0000-0x000000000592C000-memory.dmp

memory/948-935-0x0000000005A40000-0x0000000005A8C000-memory.dmp