Malware Analysis Report

2025-01-23 07:42

Sample ID 241108-xwat9sxje1
Target ffa3930882be59ebebcaec245ff57f1913876d34b21764460b0f11b8ee45127f
SHA256 ffa3930882be59ebebcaec245ff57f1913876d34b21764460b0f11b8ee45127f
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

ffa3930882be59ebebcaec245ff57f1913876d34b21764460b0f11b8ee45127f

Threat Level: Known bad

The file ffa3930882be59ebebcaec245ff57f1913876d34b21764460b0f11b8ee45127f was found to be: Known bad.

Malicious Activity Summary

healer redline fukia discovery dropper evasion infostealer persistence trojan

RedLine payload

RedLine

Modifies Windows Defender Real-time Protection settings

Healer family

Healer

Redline family

Detects Healer an antivirus disabler dropper

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

2024-11-08 19:11

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-08 19:11

Reported

2024-11-08 19:14

Platform

win10v2004-20241007-en

Max time kernel

150s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ffa3930882be59ebebcaec245ff57f1913876d34b21764460b0f11b8ee45127f.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\dbx03xm.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\dbx03xm.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\eTX50wl.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dbx03xm.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\dbx03xm.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\dbx03xm.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\dbx03xm.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eTX50wl.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\eTX50wl.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\eTX50wl.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\eTX50wl.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\eTX50wl.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\dbx03xm.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eTX50wl.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eTX50wl.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\ffa3930882be59ebebcaec245ff57f1913876d34b21764460b0f11b8ee45127f.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\neF70On04.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\IXP001.TMP\eTX50wl.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fLv51kw.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\ffa3930882be59ebebcaec245ff57f1913876d34b21764460b0f11b8ee45127f.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\neF70On04.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dbx03xm.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eTX50wl.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4724 wrote to memory of 3516 N/A C:\Users\Admin\AppData\Local\Temp\ffa3930882be59ebebcaec245ff57f1913876d34b21764460b0f11b8ee45127f.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\neF70On04.exe
PID 4724 wrote to memory of 3516 N/A C:\Users\Admin\AppData\Local\Temp\ffa3930882be59ebebcaec245ff57f1913876d34b21764460b0f11b8ee45127f.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\neF70On04.exe
PID 4724 wrote to memory of 3516 N/A C:\Users\Admin\AppData\Local\Temp\ffa3930882be59ebebcaec245ff57f1913876d34b21764460b0f11b8ee45127f.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\neF70On04.exe
PID 3516 wrote to memory of 3592 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\neF70On04.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dbx03xm.exe
PID 3516 wrote to memory of 3592 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\neF70On04.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dbx03xm.exe
PID 3516 wrote to memory of 4100 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\neF70On04.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eTX50wl.exe
PID 3516 wrote to memory of 4100 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\neF70On04.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eTX50wl.exe
PID 3516 wrote to memory of 4100 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\neF70On04.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eTX50wl.exe
PID 4724 wrote to memory of 1752 N/A C:\Users\Admin\AppData\Local\Temp\ffa3930882be59ebebcaec245ff57f1913876d34b21764460b0f11b8ee45127f.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fLv51kw.exe
PID 4724 wrote to memory of 1752 N/A C:\Users\Admin\AppData\Local\Temp\ffa3930882be59ebebcaec245ff57f1913876d34b21764460b0f11b8ee45127f.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fLv51kw.exe
PID 4724 wrote to memory of 1752 N/A C:\Users\Admin\AppData\Local\Temp\ffa3930882be59ebebcaec245ff57f1913876d34b21764460b0f11b8ee45127f.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fLv51kw.exe

Processes

C:\Users\Admin\AppData\Local\Temp\ffa3930882be59ebebcaec245ff57f1913876d34b21764460b0f11b8ee45127f.exe

"C:\Users\Admin\AppData\Local\Temp\ffa3930882be59ebebcaec245ff57f1913876d34b21764460b0f11b8ee45127f.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\neF70On04.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\neF70On04.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dbx03xm.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dbx03xm.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eTX50wl.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eTX50wl.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 4100 -ip 4100

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4100 -s 1084

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fLv51kw.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fLv51kw.exe

C:\Windows\system32\sc.exe

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

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 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 103.208.201.84.in-addr.arpa udp
US 8.8.8.8:53 72.32.126.40.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 28.118.140.52.in-addr.arpa udp
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 48.229.111.52.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 udp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\neF70On04.exe

MD5 5a0b584a23bc9327475e36141b284867
SHA1 ef584ea980cf6329643764c66b7a6dbc6a650402
SHA256 1ce7ba9376e7f2f10511b275b650f7fc806a282b04fc63cc05ce5450ad5fcd8e
SHA512 b36220ab24e5c8caf2e13b7d7c5ecde426e65840452071bb5371b923828180ed35aa451f9ae2259f10052c1599a7427a3038028ca0398fc165dfc0dba4405753

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dbx03xm.exe

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

memory/3592-14-0x00007FFD7EFB3000-0x00007FFD7EFB5000-memory.dmp

memory/3592-15-0x00000000006B0000-0x00000000006BA000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eTX50wl.exe

MD5 95d0521245af8d24fa72f2ce47cded32
SHA1 932f5b5afcf601b954e104b99e1ade36ab999751
SHA256 97b7275d4ab95bf2c78bef4ac6f1809830f976c9bbdc7b069d9ec9dc11611a1f
SHA512 ea320d07786dd617a4450f03f75c8453c3cf70df07cbbce075f45aaf7033be2430798dcccf220e1f8caed30283c235dd1e484d5056152457475ec204153a1c2e

memory/4100-21-0x00000000027B0000-0x00000000027CA000-memory.dmp

memory/4100-22-0x0000000004CA0000-0x0000000005244000-memory.dmp

memory/4100-23-0x0000000004B70000-0x0000000004B88000-memory.dmp

memory/4100-24-0x0000000004B70000-0x0000000004B82000-memory.dmp

memory/4100-31-0x0000000004B70000-0x0000000004B82000-memory.dmp

memory/4100-51-0x0000000004B70000-0x0000000004B82000-memory.dmp

memory/4100-49-0x0000000004B70000-0x0000000004B82000-memory.dmp

memory/4100-47-0x0000000004B70000-0x0000000004B82000-memory.dmp

memory/4100-45-0x0000000004B70000-0x0000000004B82000-memory.dmp

memory/4100-43-0x0000000004B70000-0x0000000004B82000-memory.dmp

memory/4100-42-0x0000000004B70000-0x0000000004B82000-memory.dmp

memory/4100-39-0x0000000004B70000-0x0000000004B82000-memory.dmp

memory/4100-37-0x0000000004B70000-0x0000000004B82000-memory.dmp

memory/4100-35-0x0000000004B70000-0x0000000004B82000-memory.dmp

memory/4100-33-0x0000000004B70000-0x0000000004B82000-memory.dmp

memory/4100-29-0x0000000004B70000-0x0000000004B82000-memory.dmp

memory/4100-27-0x0000000004B70000-0x0000000004B82000-memory.dmp

memory/4100-25-0x0000000004B70000-0x0000000004B82000-memory.dmp

memory/4100-52-0x0000000000400000-0x00000000005E3000-memory.dmp

memory/4100-54-0x0000000000400000-0x00000000005E3000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fLv51kw.exe

MD5 a5f5c5d6291c7ae9e1d1b7ed1e551490
SHA1 3d06413341893b838549939e15f8f1eec423d71a
SHA256 1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e
SHA512 d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

memory/1752-58-0x0000000000920000-0x0000000000952000-memory.dmp

memory/1752-59-0x00000000058E0000-0x0000000005EF8000-memory.dmp

memory/1752-60-0x00000000053F0000-0x00000000054FA000-memory.dmp

memory/1752-61-0x0000000005320000-0x0000000005332000-memory.dmp

memory/1752-62-0x0000000005380000-0x00000000053BC000-memory.dmp

memory/1752-63-0x0000000005500000-0x000000000554C000-memory.dmp