Malware Analysis Report

2025-01-23 07:42

Sample ID 241108-k8jaysypa1
Target 5c6a9000ad341d93c9a43a54ff11d6fb8f757c26d7bdd4d4bfca4a85d3736128
SHA256 5c6a9000ad341d93c9a43a54ff11d6fb8f757c26d7bdd4d4bfca4a85d3736128
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

5c6a9000ad341d93c9a43a54ff11d6fb8f757c26d7bdd4d4bfca4a85d3736128

Threat Level: Known bad

The file 5c6a9000ad341d93c9a43a54ff11d6fb8f757c26d7bdd4d4bfca4a85d3736128 was found to be: Known bad.

Malicious Activity Summary

healer redline fukia discovery dropper evasion infostealer persistence trojan

Healer family

Redline family

Modifies Windows Defender Real-time Protection settings

RedLine payload

Detects Healer an antivirus disabler dropper

Healer

RedLine

Windows security modification

Executes dropped EXE

Adds Run key to start application

Unsigned PE

System Location Discovery: System Language Discovery

Program crash

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-08 09:16

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-08 09:16

Reported

2024-11-08 09:18

Platform

win10v2004-20241007-en

Max time kernel

126s

Max time network

142s

Command Line

"C:\Users\Admin\AppData\Local\Temp\5c6a9000ad341d93c9a43a54ff11d6fb8f757c26d7bdd4d4bfca4a85d3736128.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\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eor18hy.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\eor18hy.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\eor18hy.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\duX22QZ.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\duX22QZ.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\duX22QZ.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\duX22QZ.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\eor18hy.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\duX22QZ.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\duX22QZ.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eor18hy.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\eor18hy.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\duX22QZ.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eor18hy.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eor18hy.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\5c6a9000ad341d93c9a43a54ff11d6fb8f757c26d7bdd4d4bfca4a85d3736128.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\nNp55dM61.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\5c6a9000ad341d93c9a43a54ff11d6fb8f757c26d7bdd4d4bfca4a85d3736128.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nNp55dM61.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eor18hy.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fqV71Sp.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\duX22QZ.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eor18hy.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2600 wrote to memory of 2424 N/A C:\Users\Admin\AppData\Local\Temp\5c6a9000ad341d93c9a43a54ff11d6fb8f757c26d7bdd4d4bfca4a85d3736128.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nNp55dM61.exe
PID 2600 wrote to memory of 2424 N/A C:\Users\Admin\AppData\Local\Temp\5c6a9000ad341d93c9a43a54ff11d6fb8f757c26d7bdd4d4bfca4a85d3736128.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nNp55dM61.exe
PID 2600 wrote to memory of 2424 N/A C:\Users\Admin\AppData\Local\Temp\5c6a9000ad341d93c9a43a54ff11d6fb8f757c26d7bdd4d4bfca4a85d3736128.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nNp55dM61.exe
PID 2424 wrote to memory of 4420 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nNp55dM61.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\duX22QZ.exe
PID 2424 wrote to memory of 4420 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nNp55dM61.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\duX22QZ.exe
PID 2424 wrote to memory of 1400 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nNp55dM61.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eor18hy.exe
PID 2424 wrote to memory of 1400 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nNp55dM61.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eor18hy.exe
PID 2424 wrote to memory of 1400 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nNp55dM61.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eor18hy.exe
PID 2600 wrote to memory of 4984 N/A C:\Users\Admin\AppData\Local\Temp\5c6a9000ad341d93c9a43a54ff11d6fb8f757c26d7bdd4d4bfca4a85d3736128.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fqV71Sp.exe
PID 2600 wrote to memory of 4984 N/A C:\Users\Admin\AppData\Local\Temp\5c6a9000ad341d93c9a43a54ff11d6fb8f757c26d7bdd4d4bfca4a85d3736128.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fqV71Sp.exe
PID 2600 wrote to memory of 4984 N/A C:\Users\Admin\AppData\Local\Temp\5c6a9000ad341d93c9a43a54ff11d6fb8f757c26d7bdd4d4bfca4a85d3736128.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fqV71Sp.exe

Processes

C:\Users\Admin\AppData\Local\Temp\5c6a9000ad341d93c9a43a54ff11d6fb8f757c26d7bdd4d4bfca4a85d3736128.exe

"C:\Users\Admin\AppData\Local\Temp\5c6a9000ad341d93c9a43a54ff11d6fb8f757c26d7bdd4d4bfca4a85d3736128.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nNp55dM61.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nNp55dM61.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\duX22QZ.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\duX22QZ.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eor18hy.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eor18hy.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 1400 -ip 1400

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1400 -s 1096

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fqV71Sp.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fqV71Sp.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 14.160.190.20.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 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 19.229.111.52.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\nNp55dM61.exe

MD5 d42d124c783986005211492bc68c859d
SHA1 7652bf26cb2e6ff22e2599a3f495c6c23dc89bc8
SHA256 c637054658bbb386ca879fcfa344e03ee96f5f2f833ccd2bbbc0f43aad085e51
SHA512 dec131e5a0b2ababfe54ab8041182026c8263855ac594a452efdd2874b7dfcffe2ba5fbef41f57cfa59ef88d1c63d9080578db91cc1a57a2eefc168c6bde6d36

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\duX22QZ.exe

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

memory/4420-14-0x00007FFE0C3C3000-0x00007FFE0C3C5000-memory.dmp

memory/4420-15-0x00000000009A0000-0x00000000009AA000-memory.dmp

memory/4420-16-0x00007FFE0C3C3000-0x00007FFE0C3C5000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eor18hy.exe

MD5 51eaf3c9171c3352f9656cae26564893
SHA1 f34140400948baf80b116d9d59839a3f9018168d
SHA256 7f83dffe8e01e47ab8e070ff65d79e728d717efac490183e68ba36908fd2a720
SHA512 dff81178fc1a2e66e701a722244f2bba11994762f11fac71880f82eb816183e61f203fc0ad5adbaa17992f6ccad63f962420a3037ecfc35a21de8af8e091fe02

memory/1400-22-0x00000000024B0000-0x00000000024CA000-memory.dmp

memory/1400-23-0x0000000004ED0000-0x0000000005474000-memory.dmp

memory/1400-24-0x00000000026A0000-0x00000000026B8000-memory.dmp

memory/1400-52-0x00000000026A0000-0x00000000026B2000-memory.dmp

memory/1400-50-0x00000000026A0000-0x00000000026B2000-memory.dmp

memory/1400-48-0x00000000026A0000-0x00000000026B2000-memory.dmp

memory/1400-46-0x00000000026A0000-0x00000000026B2000-memory.dmp

memory/1400-45-0x00000000026A0000-0x00000000026B2000-memory.dmp

memory/1400-42-0x00000000026A0000-0x00000000026B2000-memory.dmp

memory/1400-40-0x00000000026A0000-0x00000000026B2000-memory.dmp

memory/1400-38-0x00000000026A0000-0x00000000026B2000-memory.dmp

memory/1400-36-0x00000000026A0000-0x00000000026B2000-memory.dmp

memory/1400-34-0x00000000026A0000-0x00000000026B2000-memory.dmp

memory/1400-32-0x00000000026A0000-0x00000000026B2000-memory.dmp

memory/1400-30-0x00000000026A0000-0x00000000026B2000-memory.dmp

memory/1400-28-0x00000000026A0000-0x00000000026B2000-memory.dmp

memory/1400-26-0x00000000026A0000-0x00000000026B2000-memory.dmp

memory/1400-25-0x00000000026A0000-0x00000000026B2000-memory.dmp

memory/1400-53-0x0000000000400000-0x0000000000759000-memory.dmp

memory/1400-55-0x0000000000400000-0x0000000000759000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fqV71Sp.exe

MD5 a5f5c5d6291c7ae9e1d1b7ed1e551490
SHA1 3d06413341893b838549939e15f8f1eec423d71a
SHA256 1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e
SHA512 d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

memory/4984-59-0x00000000002A0000-0x00000000002D2000-memory.dmp

memory/4984-60-0x0000000005210000-0x0000000005828000-memory.dmp

memory/4984-61-0x0000000004D80000-0x0000000004E8A000-memory.dmp

memory/4984-62-0x0000000004CB0000-0x0000000004CC2000-memory.dmp

memory/4984-63-0x0000000004D20000-0x0000000004D5C000-memory.dmp

memory/4984-64-0x0000000004E90000-0x0000000004EDC000-memory.dmp