Malware Analysis Report

2025-01-23 07:43

Sample ID 241107-tla6havhmb
Target fb5715a7a19e7e317b672b5483992127356119e252264232d65bf07905ea1fe3
SHA256 fb5715a7a19e7e317b672b5483992127356119e252264232d65bf07905ea1fe3
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

fb5715a7a19e7e317b672b5483992127356119e252264232d65bf07905ea1fe3

Threat Level: Known bad

The file fb5715a7a19e7e317b672b5483992127356119e252264232d65bf07905ea1fe3 was found to be: Known bad.

Malicious Activity Summary

healer redline fukia discovery dropper evasion infostealer persistence trojan

Modifies Windows Defender Real-time Protection settings

Healer family

RedLine payload

Healer

Redline family

Detects Healer an antivirus disabler dropper

RedLine

Executes dropped EXE

Windows security modification

Adds Run key to start application

Unsigned PE

Program crash

System Location Discovery: System Language Discovery

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-07 16:08

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-07 16:08

Reported

2024-11-07 16:10

Platform

win10v2004-20241007-en

Max time kernel

127s

Max time network

143s

Command Line

"C:\Users\Admin\AppData\Local\Temp\fb5715a7a19e7e317b672b5483992127356119e252264232d65bf07905ea1fe3.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\dhE83fb.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\dhE83fb.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eqn12Sb.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\eqn12Sb.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\eqn12Sb.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\eqn12Sb.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dhE83fb.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\dhE83fb.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\dhE83fb.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\dhE83fb.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\eqn12Sb.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\eqn12Sb.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\eqn12Sb.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eqn12Sb.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dhE83fb.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\fb5715a7a19e7e317b672b5483992127356119e252264232d65bf07905ea1fe3.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\nmZ44fQ58.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\fb5715a7a19e7e317b672b5483992127356119e252264232d65bf07905ea1fe3.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nmZ44fQ58.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eqn12Sb.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fib03Gr.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dhE83fb.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eqn12Sb.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3064 wrote to memory of 432 N/A C:\Users\Admin\AppData\Local\Temp\fb5715a7a19e7e317b672b5483992127356119e252264232d65bf07905ea1fe3.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nmZ44fQ58.exe
PID 3064 wrote to memory of 432 N/A C:\Users\Admin\AppData\Local\Temp\fb5715a7a19e7e317b672b5483992127356119e252264232d65bf07905ea1fe3.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nmZ44fQ58.exe
PID 3064 wrote to memory of 432 N/A C:\Users\Admin\AppData\Local\Temp\fb5715a7a19e7e317b672b5483992127356119e252264232d65bf07905ea1fe3.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nmZ44fQ58.exe
PID 432 wrote to memory of 3036 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nmZ44fQ58.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dhE83fb.exe
PID 432 wrote to memory of 3036 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nmZ44fQ58.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dhE83fb.exe
PID 432 wrote to memory of 3252 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nmZ44fQ58.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eqn12Sb.exe
PID 432 wrote to memory of 3252 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nmZ44fQ58.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eqn12Sb.exe
PID 432 wrote to memory of 3252 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nmZ44fQ58.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eqn12Sb.exe
PID 3064 wrote to memory of 2960 N/A C:\Users\Admin\AppData\Local\Temp\fb5715a7a19e7e317b672b5483992127356119e252264232d65bf07905ea1fe3.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fib03Gr.exe
PID 3064 wrote to memory of 2960 N/A C:\Users\Admin\AppData\Local\Temp\fb5715a7a19e7e317b672b5483992127356119e252264232d65bf07905ea1fe3.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fib03Gr.exe
PID 3064 wrote to memory of 2960 N/A C:\Users\Admin\AppData\Local\Temp\fb5715a7a19e7e317b672b5483992127356119e252264232d65bf07905ea1fe3.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fib03Gr.exe

Processes

C:\Users\Admin\AppData\Local\Temp\fb5715a7a19e7e317b672b5483992127356119e252264232d65bf07905ea1fe3.exe

"C:\Users\Admin\AppData\Local\Temp\fb5715a7a19e7e317b672b5483992127356119e252264232d65bf07905ea1fe3.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nmZ44fQ58.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nmZ44fQ58.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dhE83fb.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dhE83fb.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eqn12Sb.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eqn12Sb.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 3252 -ip 3252

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3252 -s 1088

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fib03Gr.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fib03Gr.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
RU 193.233.20.13:4136 tcp
RU 193.233.20.13:4136 tcp
RU 193.233.20.13:4136 tcp
RU 193.233.20.13:4136 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nmZ44fQ58.exe

MD5 a477266c832115ffa276e4e02428050f
SHA1 8b97c837bbc4cc702a29bc1cd8ff9397698750c4
SHA256 f398d0908690557de952699131a8ec7f72b88c2e8d251b33755152c4f1de528e
SHA512 91e09612af1f7571d7eac7fca340d052497f9ea93be9006ff0dd10d6521107e65a74302873ab74424d6d6d494a166e5dcdfe2eaee511473b0f2ea46f71ff5d49

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dhE83fb.exe

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

memory/3036-14-0x00007FFBF2293000-0x00007FFBF2295000-memory.dmp

memory/3036-15-0x00000000008C0000-0x00000000008CA000-memory.dmp

memory/3036-16-0x00007FFBF2293000-0x00007FFBF2295000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eqn12Sb.exe

MD5 51eaf3c9171c3352f9656cae26564893
SHA1 f34140400948baf80b116d9d59839a3f9018168d
SHA256 7f83dffe8e01e47ab8e070ff65d79e728d717efac490183e68ba36908fd2a720
SHA512 dff81178fc1a2e66e701a722244f2bba11994762f11fac71880f82eb816183e61f203fc0ad5adbaa17992f6ccad63f962420a3037ecfc35a21de8af8e091fe02

memory/3252-22-0x0000000002560000-0x000000000257A000-memory.dmp

memory/3252-23-0x0000000004DF0000-0x0000000005394000-memory.dmp

memory/3252-24-0x00000000027B0000-0x00000000027C8000-memory.dmp

memory/3252-52-0x00000000027B0000-0x00000000027C2000-memory.dmp

memory/3252-50-0x00000000027B0000-0x00000000027C2000-memory.dmp

memory/3252-48-0x00000000027B0000-0x00000000027C2000-memory.dmp

memory/3252-46-0x00000000027B0000-0x00000000027C2000-memory.dmp

memory/3252-44-0x00000000027B0000-0x00000000027C2000-memory.dmp

memory/3252-42-0x00000000027B0000-0x00000000027C2000-memory.dmp

memory/3252-40-0x00000000027B0000-0x00000000027C2000-memory.dmp

memory/3252-38-0x00000000027B0000-0x00000000027C2000-memory.dmp

memory/3252-36-0x00000000027B0000-0x00000000027C2000-memory.dmp

memory/3252-34-0x00000000027B0000-0x00000000027C2000-memory.dmp

memory/3252-32-0x00000000027B0000-0x00000000027C2000-memory.dmp

memory/3252-30-0x00000000027B0000-0x00000000027C2000-memory.dmp

memory/3252-28-0x00000000027B0000-0x00000000027C2000-memory.dmp

memory/3252-26-0x00000000027B0000-0x00000000027C2000-memory.dmp

memory/3252-25-0x00000000027B0000-0x00000000027C2000-memory.dmp

memory/3252-54-0x0000000000400000-0x0000000000759000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fib03Gr.exe

MD5 a5f5c5d6291c7ae9e1d1b7ed1e551490
SHA1 3d06413341893b838549939e15f8f1eec423d71a
SHA256 1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e
SHA512 d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

memory/2960-59-0x0000000000D50000-0x0000000000D82000-memory.dmp

memory/2960-60-0x0000000005B90000-0x00000000061A8000-memory.dmp

memory/2960-61-0x00000000056F0000-0x00000000057FA000-memory.dmp

memory/2960-62-0x0000000005620000-0x0000000005632000-memory.dmp

memory/2960-63-0x00000000056B0000-0x00000000056EC000-memory.dmp

memory/2960-64-0x0000000005800000-0x000000000584C000-memory.dmp