Malware Analysis Report

2025-01-23 07:45

Sample ID 241107-c6matssnhw
Target 7daf57333ae553a4221c09fd90a9b496783f9c82fb8a8a1b79a959c08efebec5
SHA256 7daf57333ae553a4221c09fd90a9b496783f9c82fb8a8a1b79a959c08efebec5
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

7daf57333ae553a4221c09fd90a9b496783f9c82fb8a8a1b79a959c08efebec5

Threat Level: Known bad

The file 7daf57333ae553a4221c09fd90a9b496783f9c82fb8a8a1b79a959c08efebec5 was found to be: Known bad.

Malicious Activity Summary

healer redline fukia discovery dropper evasion infostealer persistence trojan

RedLine

Redline family

Detects Healer an antivirus disabler dropper

Healer

Healer family

RedLine payload

Modifies Windows Defender Real-time Protection settings

Windows security modification

Executes dropped EXE

Adds Run key to start application

Launches sc.exe

Program crash

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

2024-11-07 02:41

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-07 02:41

Reported

2024-11-07 02:43

Platform

win10v2004-20241007-en

Max time kernel

142s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\7daf57333ae553a4221c09fd90a9b496783f9c82fb8a8a1b79a959c08efebec5.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\DisableBehaviorMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\diF02Xw.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\diF02Xw.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\diF02Xw.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\enk84HV.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\enk84HV.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\diF02Xw.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\diF02Xw.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\diF02Xw.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\enk84HV.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\enk84HV.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\enk84HV.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\enk84HV.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
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\enk84HV.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\enk84HV.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\diF02Xw.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\7daf57333ae553a4221c09fd90a9b496783f9c82fb8a8a1b79a959c08efebec5.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\nvG76pV90.exe N/A

Launches sc.exe

Description Indicator Process Target
N/A N/A C:\Windows\system32\sc.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\7daf57333ae553a4221c09fd90a9b496783f9c82fb8a8a1b79a959c08efebec5.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nvG76pV90.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\enk84HV.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fMM01Fl.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\diF02Xw.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\enk84HV.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 444 wrote to memory of 3444 N/A C:\Users\Admin\AppData\Local\Temp\7daf57333ae553a4221c09fd90a9b496783f9c82fb8a8a1b79a959c08efebec5.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nvG76pV90.exe
PID 444 wrote to memory of 3444 N/A C:\Users\Admin\AppData\Local\Temp\7daf57333ae553a4221c09fd90a9b496783f9c82fb8a8a1b79a959c08efebec5.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nvG76pV90.exe
PID 444 wrote to memory of 3444 N/A C:\Users\Admin\AppData\Local\Temp\7daf57333ae553a4221c09fd90a9b496783f9c82fb8a8a1b79a959c08efebec5.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nvG76pV90.exe
PID 3444 wrote to memory of 2980 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nvG76pV90.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\diF02Xw.exe
PID 3444 wrote to memory of 2980 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nvG76pV90.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\diF02Xw.exe
PID 3444 wrote to memory of 3792 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nvG76pV90.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\enk84HV.exe
PID 3444 wrote to memory of 3792 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nvG76pV90.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\enk84HV.exe
PID 3444 wrote to memory of 3792 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nvG76pV90.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\enk84HV.exe
PID 444 wrote to memory of 1264 N/A C:\Users\Admin\AppData\Local\Temp\7daf57333ae553a4221c09fd90a9b496783f9c82fb8a8a1b79a959c08efebec5.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fMM01Fl.exe
PID 444 wrote to memory of 1264 N/A C:\Users\Admin\AppData\Local\Temp\7daf57333ae553a4221c09fd90a9b496783f9c82fb8a8a1b79a959c08efebec5.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fMM01Fl.exe
PID 444 wrote to memory of 1264 N/A C:\Users\Admin\AppData\Local\Temp\7daf57333ae553a4221c09fd90a9b496783f9c82fb8a8a1b79a959c08efebec5.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fMM01Fl.exe

Processes

C:\Users\Admin\AppData\Local\Temp\7daf57333ae553a4221c09fd90a9b496783f9c82fb8a8a1b79a959c08efebec5.exe

"C:\Users\Admin\AppData\Local\Temp\7daf57333ae553a4221c09fd90a9b496783f9c82fb8a8a1b79a959c08efebec5.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nvG76pV90.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nvG76pV90.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\diF02Xw.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\diF02Xw.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\enk84HV.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\enk84HV.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 3792 -ip 3792

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3792 -s 1088

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fMM01Fl.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fMM01Fl.exe

C:\Windows\system32\sc.exe

C:\Windows\system32\sc.exe start wuauserv

Network

Country Destination Domain Proto
US 8.8.8.8:53 209.205.72.20.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 193.233.20.13:4136 tcp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 88.210.23.2.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\nvG76pV90.exe

MD5 bd111879c2f190e175c9cbbb3a301d78
SHA1 4c4f9d22365df8aef6d97fb050242de2218948d0
SHA256 055d44c81ee124f65c6ce49e49d0927085e3bb9275010f448becbf7adbf1d3eb
SHA512 3a16f95ad588840957fad6daa215a7a8bac6127c71db0acfe62300e061b7a3e905acf6eb7a8e5dd6fb9ca5475cd7ee6731d9980a3023a86ab48f7f3fe05babd7

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\diF02Xw.exe

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

memory/2980-14-0x00007FFEE8283000-0x00007FFEE8285000-memory.dmp

memory/2980-15-0x0000000000830000-0x000000000083A000-memory.dmp

memory/2980-16-0x00007FFEE8283000-0x00007FFEE8285000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\enk84HV.exe

MD5 304766f61a677814af31d2737d118b6f
SHA1 213a7e70d4f7d13e17ddff12152bcfe2c1cc2de4
SHA256 07c33396ed7ec1b40808aae921c50c552dc21b08beabbd5541b9fc9f062e08ac
SHA512 08c9202e988e4f6518a14f37b19eefc8b5901a2c07472140303c48535b67830e956759db3738b3bf63559220cb1e59f8045a2fad5d84530e9cb2e670740441ea

memory/3792-22-0x00000000024B0000-0x00000000024CA000-memory.dmp

memory/3792-23-0x0000000004D90000-0x0000000005334000-memory.dmp

memory/3792-24-0x00000000025F0000-0x0000000002608000-memory.dmp

memory/3792-25-0x00000000025F0000-0x0000000002602000-memory.dmp

memory/3792-34-0x00000000025F0000-0x0000000002602000-memory.dmp

memory/3792-50-0x00000000025F0000-0x0000000002602000-memory.dmp

memory/3792-49-0x00000000025F0000-0x0000000002602000-memory.dmp

memory/3792-46-0x00000000025F0000-0x0000000002602000-memory.dmp

memory/3792-44-0x00000000025F0000-0x0000000002602000-memory.dmp

memory/3792-43-0x00000000025F0000-0x0000000002602000-memory.dmp

memory/3792-40-0x00000000025F0000-0x0000000002602000-memory.dmp

memory/3792-38-0x00000000025F0000-0x0000000002602000-memory.dmp

memory/3792-36-0x00000000025F0000-0x0000000002602000-memory.dmp

memory/3792-32-0x00000000025F0000-0x0000000002602000-memory.dmp

memory/3792-52-0x00000000025F0000-0x0000000002602000-memory.dmp

memory/3792-30-0x00000000025F0000-0x0000000002602000-memory.dmp

memory/3792-28-0x00000000025F0000-0x0000000002602000-memory.dmp

memory/3792-26-0x00000000025F0000-0x0000000002602000-memory.dmp

memory/3792-53-0x0000000000400000-0x00000000005C6000-memory.dmp

memory/3792-55-0x0000000000400000-0x00000000005C6000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fMM01Fl.exe

MD5 a5f5c5d6291c7ae9e1d1b7ed1e551490
SHA1 3d06413341893b838549939e15f8f1eec423d71a
SHA256 1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e
SHA512 d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

memory/1264-59-0x00000000006B0000-0x00000000006E2000-memory.dmp

memory/1264-60-0x0000000005660000-0x0000000005C78000-memory.dmp

memory/1264-61-0x0000000005190000-0x000000000529A000-memory.dmp

memory/1264-62-0x00000000050C0000-0x00000000050D2000-memory.dmp

memory/1264-63-0x0000000005120000-0x000000000515C000-memory.dmp

memory/1264-64-0x00000000052A0000-0x00000000052EC000-memory.dmp