Malware Analysis Report

2025-01-23 07:44

Sample ID 241107-e7874awbjg
Target 56a51adf393a5e72572ea1abe5c78b72c2c587e76615bbb8c90318a80157f96e
SHA256 56a51adf393a5e72572ea1abe5c78b72c2c587e76615bbb8c90318a80157f96e
Tags
healer redline fukia 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

56a51adf393a5e72572ea1abe5c78b72c2c587e76615bbb8c90318a80157f96e

Threat Level: Known bad

The file 56a51adf393a5e72572ea1abe5c78b72c2c587e76615bbb8c90318a80157f96e was found to be: Known bad.

Malicious Activity Summary

healer redline fukia discovery dropper evasion infostealer persistence trojan

Healer

Modifies Windows Defender Real-time Protection settings

Redline family

Detects Healer an antivirus disabler dropper

RedLine payload

RedLine

Healer family

Windows security modification

Executes dropped EXE

Adds Run key to start application

System Location Discovery: System Language Discovery

Unsigned PE

Program crash

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-07 04:36

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-07 04:36

Reported

2024-11-07 04:38

Platform

win10v2004-20241007-en

Max time kernel

130s

Max time network

147s

Command Line

"C:\Users\Admin\AppData\Local\Temp\56a51adf393a5e72572ea1abe5c78b72c2c587e76615bbb8c90318a80157f96e.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
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dRw47ai.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eLp88YH.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\eLp88YH.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\eLp88YH.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\eLp88YH.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\dRw47ai.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\dRw47ai.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\dRw47ai.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\dRw47ai.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eLp88YH.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\eLp88YH.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dRw47ai.exe N/A

RedLine

infostealer redline

RedLine payload

Description Indicator Process Target
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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\dRw47ai.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eLp88YH.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eLp88YH.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\56a51adf393a5e72572ea1abe5c78b72c2c587e76615bbb8c90318a80157f96e.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\nUk77ej67.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\IXP000.TMP\nUk77ej67.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eLp88YH.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fLf89oU.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\56a51adf393a5e72572ea1abe5c78b72c2c587e76615bbb8c90318a80157f96e.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dRw47ai.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eLp88YH.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4480 wrote to memory of 4736 N/A C:\Users\Admin\AppData\Local\Temp\56a51adf393a5e72572ea1abe5c78b72c2c587e76615bbb8c90318a80157f96e.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nUk77ej67.exe
PID 4480 wrote to memory of 4736 N/A C:\Users\Admin\AppData\Local\Temp\56a51adf393a5e72572ea1abe5c78b72c2c587e76615bbb8c90318a80157f96e.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nUk77ej67.exe
PID 4480 wrote to memory of 4736 N/A C:\Users\Admin\AppData\Local\Temp\56a51adf393a5e72572ea1abe5c78b72c2c587e76615bbb8c90318a80157f96e.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nUk77ej67.exe
PID 4736 wrote to memory of 4420 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nUk77ej67.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dRw47ai.exe
PID 4736 wrote to memory of 4420 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nUk77ej67.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dRw47ai.exe
PID 4736 wrote to memory of 3316 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nUk77ej67.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eLp88YH.exe
PID 4736 wrote to memory of 3316 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nUk77ej67.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eLp88YH.exe
PID 4736 wrote to memory of 3316 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nUk77ej67.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eLp88YH.exe
PID 4480 wrote to memory of 2116 N/A C:\Users\Admin\AppData\Local\Temp\56a51adf393a5e72572ea1abe5c78b72c2c587e76615bbb8c90318a80157f96e.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fLf89oU.exe
PID 4480 wrote to memory of 2116 N/A C:\Users\Admin\AppData\Local\Temp\56a51adf393a5e72572ea1abe5c78b72c2c587e76615bbb8c90318a80157f96e.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fLf89oU.exe
PID 4480 wrote to memory of 2116 N/A C:\Users\Admin\AppData\Local\Temp\56a51adf393a5e72572ea1abe5c78b72c2c587e76615bbb8c90318a80157f96e.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fLf89oU.exe

Processes

C:\Users\Admin\AppData\Local\Temp\56a51adf393a5e72572ea1abe5c78b72c2c587e76615bbb8c90318a80157f96e.exe

"C:\Users\Admin\AppData\Local\Temp\56a51adf393a5e72572ea1abe5c78b72c2c587e76615bbb8c90318a80157f96e.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nUk77ej67.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nUk77ej67.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dRw47ai.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dRw47ai.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eLp88YH.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eLp88YH.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 3316 -ip 3316

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3316 -s 1080

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fLf89oU.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fLf89oU.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 2.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
RU 193.233.20.13:4136 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nUk77ej67.exe

MD5 d8bc1b75ae7f827b96ac6a4f5efd7af3
SHA1 4cb10ae56d3615c10b299c6073b82d9d058a1faf
SHA256 bc1d43409e39a67fd14e0a7cb02847d6e5b6529dff24ffcbed520241fbd0df8b
SHA512 a4b4057f5659c3ad91abe0048ded4a330e0d6ad04a22dacb71711aee85d112870059367e58f7fb393227d0654c86c7a21792b094913dd7539721bb5532f4babf

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dRw47ai.exe

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

memory/4420-14-0x00007FFCA1173000-0x00007FFCA1175000-memory.dmp

memory/4420-15-0x00000000002C0000-0x00000000002CA000-memory.dmp

memory/4420-17-0x00007FFCA1173000-0x00007FFCA1175000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eLp88YH.exe

MD5 e49fa5ba43614c20a6e9a653b500e5bd
SHA1 d6d76389cf00507f93509977259ba8c0a9fb599e
SHA256 02f7b7bdcf207c8150a02f146d1f6c999cb01bf9097ab0c9afff913b822f2b28
SHA512 7db255689df4aab22921ab01c7f7336adea135a06da23d9ad9de2a2db44b8b0547e9279c73dd4ac2cf48aedb8f24c0ac42f81449a4bbf8b15456f08bdd759349

memory/3316-22-0x00000000022B0000-0x00000000022CA000-memory.dmp

memory/3316-23-0x0000000004D30000-0x00000000052D4000-memory.dmp

memory/3316-24-0x0000000002350000-0x0000000002368000-memory.dmp

memory/3316-25-0x0000000002350000-0x0000000002362000-memory.dmp

memory/3316-28-0x0000000002350000-0x0000000002362000-memory.dmp

memory/3316-52-0x0000000002350000-0x0000000002362000-memory.dmp

memory/3316-50-0x0000000002350000-0x0000000002362000-memory.dmp

memory/3316-48-0x0000000002350000-0x0000000002362000-memory.dmp

memory/3316-46-0x0000000002350000-0x0000000002362000-memory.dmp

memory/3316-45-0x0000000002350000-0x0000000002362000-memory.dmp

memory/3316-42-0x0000000002350000-0x0000000002362000-memory.dmp

memory/3316-40-0x0000000002350000-0x0000000002362000-memory.dmp

memory/3316-38-0x0000000002350000-0x0000000002362000-memory.dmp

memory/3316-37-0x0000000002350000-0x0000000002362000-memory.dmp

memory/3316-34-0x0000000002350000-0x0000000002362000-memory.dmp

memory/3316-32-0x0000000002350000-0x0000000002362000-memory.dmp

memory/3316-30-0x0000000002350000-0x0000000002362000-memory.dmp

memory/3316-26-0x0000000002350000-0x0000000002362000-memory.dmp

memory/3316-53-0x0000000000400000-0x0000000000574000-memory.dmp

memory/3316-55-0x0000000000400000-0x0000000000574000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fLf89oU.exe

MD5 a5f5c5d6291c7ae9e1d1b7ed1e551490
SHA1 3d06413341893b838549939e15f8f1eec423d71a
SHA256 1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e
SHA512 d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

memory/2116-59-0x0000000000400000-0x0000000000432000-memory.dmp

memory/2116-60-0x0000000005270000-0x0000000005888000-memory.dmp

memory/2116-61-0x0000000004DA0000-0x0000000004EAA000-memory.dmp

memory/2116-62-0x0000000004CE0000-0x0000000004CF2000-memory.dmp

memory/2116-63-0x0000000004D40000-0x0000000004D7C000-memory.dmp

memory/2116-64-0x0000000004EB0000-0x0000000004EFC000-memory.dmp