Malware Analysis Report

2024-12-07 03:48

Sample ID 241113-s2k5zavdmp
Target 3f0856bfc82db36fd7f58e72b21946c7bfe16d40dcaec19e0fb95d1d8e7dfe6aN.exe
SHA256 3f0856bfc82db36fd7f58e72b21946c7bfe16d40dcaec19e0fb95d1d8e7dfe6a
Tags
healer redline fud 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

3f0856bfc82db36fd7f58e72b21946c7bfe16d40dcaec19e0fb95d1d8e7dfe6a

Threat Level: Known bad

The file 3f0856bfc82db36fd7f58e72b21946c7bfe16d40dcaec19e0fb95d1d8e7dfe6aN.exe was found to be: Known bad.

Malicious Activity Summary

healer redline fud discovery dropper evasion infostealer persistence trojan

Detects Healer an antivirus disabler dropper

Modifies Windows Defender Real-time Protection settings

RedLine payload

Healer

RedLine

Redline family

Healer family

Executes dropped EXE

Windows security modification

Adds Run key to start application

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-13 15:37

Signatures

Unsigned PE

Description Indicator Process Target
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Analysis: behavioral1

Detonation Overview

Submitted

2024-11-13 15:37

Reported

2024-11-13 15:39

Platform

win10v2004-20241007-en

Max time kernel

116s

Max time network

119s

Command Line

"C:\Users\Admin\AppData\Local\Temp\3f0856bfc82db36fd7f58e72b21946c7bfe16d40dcaec19e0fb95d1d8e7dfe6aN.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\sf59ts72sB19.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\sf59ts72sB19.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\sf59ts72sB19.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\sf59ts72sB19.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\sf59ts72sB19.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\sf59ts72sB19.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\sf59ts72sB19.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\3f0856bfc82db36fd7f58e72b21946c7bfe16d40dcaec19e0fb95d1d8e7dfe6aN.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\vhSY8151rj.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\3f0856bfc82db36fd7f58e72b21946c7bfe16d40dcaec19e0fb95d1d8e7dfe6aN.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vhSY8151rj.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tf57aN13oA46.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sf59ts72sB19.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sf59ts72sB19.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sf59ts72sB19.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tf57aN13oA46.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\3f0856bfc82db36fd7f58e72b21946c7bfe16d40dcaec19e0fb95d1d8e7dfe6aN.exe

"C:\Users\Admin\AppData\Local\Temp\3f0856bfc82db36fd7f58e72b21946c7bfe16d40dcaec19e0fb95d1d8e7dfe6aN.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vhSY8151rj.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vhSY8151rj.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sf59ts72sB19.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sf59ts72sB19.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tf57aN13oA46.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tf57aN13oA46.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 136.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
RU 193.233.20.27:4123 tcp
RU 193.233.20.27:4123 tcp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
RU 193.233.20.27:4123 tcp
RU 193.233.20.27:4123 tcp
US 8.8.8.8:53 29.243.111.52.in-addr.arpa udp
RU 193.233.20.27:4123 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vhSY8151rj.exe

MD5 e42f0e6f4b9a8a9fe9fb00225e238d9c
SHA1 2546f332cbf1a04c51d737307bf8b9b3db854869
SHA256 04b067d18f6b397e3d3bfc95fd78269cd77a2f17c34a8d7c3f9512fffee98617
SHA512 3d239fbac528d2568bd7983363777c6d960c9707e9b315ddbe57e87dab77948b1af8aefed20a9d9dfb49f158ace0575451a58a598671c0d00b18c67a4c2e0050

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sf59ts72sB19.exe

MD5 15a15134f3a6e55f7b03639811cc71b7
SHA1 1cc154fcd448833a63affb9403195c46a1324bdf
SHA256 2c85db1034a9d1211a4fd37b5496ed3c0e19d4a5bb5e2578ac1072d5bae1df12
SHA512 d7ebbb60f2c9cf5e8a5345ef76b64386eba5cbaacef92d3ae9aac34fcd0ea02614d30fa233c4943d7cefaf04c2f7b7b5026e33bb16f6f23c2a20cb23bfee007f

memory/3768-14-0x00007FFBC4883000-0x00007FFBC4885000-memory.dmp

memory/3768-15-0x0000000000260000-0x000000000026A000-memory.dmp

memory/3768-16-0x00007FFBC4883000-0x00007FFBC4885000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tf57aN13oA46.exe

MD5 434e2d5a4767741895ef183a448da368
SHA1 1e1d795ae169d4068d8da31d1aa89027804a21a3
SHA256 ad32f3b0b1f7b775e4235d6969f27886cc2fafeeb1bd02853fde41ddee1db27a
SHA512 e50de394d28557d67ae62bba669dacf8afcc1c925cfd04dcbf07f14ff2c7939579d12337cc8ed822c82bdfcbfcd1114289eede2411113a17c8f92485a15e50f0

memory/2688-22-0x00000000027C0000-0x0000000002806000-memory.dmp

memory/2688-23-0x0000000004CB0000-0x0000000005254000-memory.dmp

memory/2688-24-0x0000000004BA0000-0x0000000004BE4000-memory.dmp

memory/2688-36-0x0000000004BA0000-0x0000000004BDE000-memory.dmp

memory/2688-42-0x0000000004BA0000-0x0000000004BDE000-memory.dmp

memory/2688-88-0x0000000004BA0000-0x0000000004BDE000-memory.dmp

memory/2688-84-0x0000000004BA0000-0x0000000004BDE000-memory.dmp

memory/2688-78-0x0000000004BA0000-0x0000000004BDE000-memory.dmp

memory/2688-76-0x0000000004BA0000-0x0000000004BDE000-memory.dmp

memory/2688-74-0x0000000004BA0000-0x0000000004BDE000-memory.dmp

memory/2688-72-0x0000000004BA0000-0x0000000004BDE000-memory.dmp

memory/2688-70-0x0000000004BA0000-0x0000000004BDE000-memory.dmp

memory/2688-68-0x0000000004BA0000-0x0000000004BDE000-memory.dmp

memory/2688-66-0x0000000004BA0000-0x0000000004BDE000-memory.dmp

memory/2688-62-0x0000000004BA0000-0x0000000004BDE000-memory.dmp

memory/2688-60-0x0000000004BA0000-0x0000000004BDE000-memory.dmp

memory/2688-58-0x0000000004BA0000-0x0000000004BDE000-memory.dmp

memory/2688-56-0x0000000004BA0000-0x0000000004BDE000-memory.dmp

memory/2688-54-0x0000000004BA0000-0x0000000004BDE000-memory.dmp

memory/2688-52-0x0000000004BA0000-0x0000000004BDE000-memory.dmp

memory/2688-50-0x0000000004BA0000-0x0000000004BDE000-memory.dmp

memory/2688-48-0x0000000004BA0000-0x0000000004BDE000-memory.dmp

memory/2688-44-0x0000000004BA0000-0x0000000004BDE000-memory.dmp

memory/2688-40-0x0000000004BA0000-0x0000000004BDE000-memory.dmp

memory/2688-38-0x0000000004BA0000-0x0000000004BDE000-memory.dmp

memory/2688-34-0x0000000004BA0000-0x0000000004BDE000-memory.dmp

memory/2688-32-0x0000000004BA0000-0x0000000004BDE000-memory.dmp

memory/2688-31-0x0000000004BA0000-0x0000000004BDE000-memory.dmp

memory/2688-87-0x0000000004BA0000-0x0000000004BDE000-memory.dmp

memory/2688-82-0x0000000004BA0000-0x0000000004BDE000-memory.dmp

memory/2688-80-0x0000000004BA0000-0x0000000004BDE000-memory.dmp

memory/2688-64-0x0000000004BA0000-0x0000000004BDE000-memory.dmp

memory/2688-46-0x0000000004BA0000-0x0000000004BDE000-memory.dmp

memory/2688-28-0x0000000004BA0000-0x0000000004BDE000-memory.dmp

memory/2688-26-0x0000000004BA0000-0x0000000004BDE000-memory.dmp

memory/2688-25-0x0000000004BA0000-0x0000000004BDE000-memory.dmp

memory/2688-931-0x0000000005260000-0x0000000005878000-memory.dmp

memory/2688-932-0x0000000005880000-0x000000000598A000-memory.dmp

memory/2688-933-0x00000000059C0000-0x00000000059D2000-memory.dmp

memory/2688-934-0x00000000059E0000-0x0000000005A1C000-memory.dmp

memory/2688-935-0x0000000005B30000-0x0000000005B7C000-memory.dmp