Malware Analysis Report

2025-01-23 07:47

Sample ID 241108-vljnbawdkl
Target 2d78e462d6abeceb8c60df5a82164645015e333231397073bd8ae13598560355
SHA256 2d78e462d6abeceb8c60df5a82164645015e333231397073bd8ae13598560355
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

2d78e462d6abeceb8c60df5a82164645015e333231397073bd8ae13598560355

Threat Level: Known bad

The file 2d78e462d6abeceb8c60df5a82164645015e333231397073bd8ae13598560355 was found to be: Known bad.

Malicious Activity Summary

healer redline fukia discovery dropper evasion infostealer persistence trojan

Redline family

Detects Healer an antivirus disabler dropper

RedLine payload

Modifies Windows Defender Real-time Protection settings

RedLine

Healer family

Healer

Executes dropped EXE

Windows security modification

Adds Run key to start application

Launches sc.exe

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-08 17:04

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-08 17:04

Reported

2024-11-08 17:07

Platform

win10v2004-20241007-en

Max time kernel

141s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2d78e462d6abeceb8c60df5a82164645015e333231397073bd8ae13598560355.exe"

Signatures

Detects Healer an antivirus disabler dropper

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

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\DisableRealtimeMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\fWr44MZ.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\fWr44MZ.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\fWr44MZ.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\fWr44MZ.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\fWr44MZ.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\fWr44MZ.exe N/A

RedLine

infostealer redline

RedLine payload

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

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\IXP002.TMP\fWr44MZ.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\2d78e462d6abeceb8c60df5a82164645015e333231397073bd8ae13598560355.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\str88lC.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup2 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP002.TMP\\\"" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sJd12SV.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\2d78e462d6abeceb8c60df5a82164645015e333231397073bd8ae13598560355.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\str88lC.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sJd12SV.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\hiB75Ec.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\fWr44MZ.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\fWr44MZ.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\fWr44MZ.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4276 wrote to memory of 2576 N/A C:\Users\Admin\AppData\Local\Temp\2d78e462d6abeceb8c60df5a82164645015e333231397073bd8ae13598560355.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\str88lC.exe
PID 4276 wrote to memory of 2576 N/A C:\Users\Admin\AppData\Local\Temp\2d78e462d6abeceb8c60df5a82164645015e333231397073bd8ae13598560355.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\str88lC.exe
PID 4276 wrote to memory of 2576 N/A C:\Users\Admin\AppData\Local\Temp\2d78e462d6abeceb8c60df5a82164645015e333231397073bd8ae13598560355.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\str88lC.exe
PID 2576 wrote to memory of 4628 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\str88lC.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sJd12SV.exe
PID 2576 wrote to memory of 4628 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\str88lC.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sJd12SV.exe
PID 2576 wrote to memory of 4628 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\str88lC.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sJd12SV.exe
PID 4628 wrote to memory of 4616 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sJd12SV.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\fWr44MZ.exe
PID 4628 wrote to memory of 4616 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sJd12SV.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\fWr44MZ.exe
PID 4628 wrote to memory of 4624 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sJd12SV.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\hiB75Ec.exe
PID 4628 wrote to memory of 4624 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sJd12SV.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\hiB75Ec.exe
PID 4628 wrote to memory of 4624 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sJd12SV.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\hiB75Ec.exe

Processes

C:\Users\Admin\AppData\Local\Temp\2d78e462d6abeceb8c60df5a82164645015e333231397073bd8ae13598560355.exe

"C:\Users\Admin\AppData\Local\Temp\2d78e462d6abeceb8c60df5a82164645015e333231397073bd8ae13598560355.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\str88lC.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\str88lC.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sJd12SV.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sJd12SV.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\fWr44MZ.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\fWr44MZ.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\hiB75Ec.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\hiB75Ec.exe

C:\Windows\system32\sc.exe

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 69.31.126.40.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
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 48.229.111.52.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\str88lC.exe

MD5 2691b345f26a26cd84d84bae9e715929
SHA1 0dcbf62e81e55ce28d035c8cd53ca52a74314e61
SHA256 f6552037e1d1705d331f0e56f76f900f8334556a72caaf5586e7b966733a6c70
SHA512 71782d11c92351f8bc0df6576ecd2d3bac5db4461c2a0a560cf5b8673d07053a02b1710d99cb00707f2b7abf566a0ea24810fb9ec3a17b351958b4a354eb419f

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sJd12SV.exe

MD5 52e0db5c5e36ab2690e3d2af5410f4be
SHA1 83152569fcf4ed4c47aa3a568967741ae50bbad7
SHA256 041e8d734d9bce66962613fada5dbd389ab8bc26877de74e6f46d3e48ff0c7ef
SHA512 b4cfa2340e4efefd4ba1b16470459ac8d8f75d6f48c11cca17e600c2c88eccb7728ba2bdb6be4b82b2236c7136b4bad972939c0826052f92a7ca7eec65e9ba65

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\fWr44MZ.exe

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

memory/4616-22-0x0000000000D20000-0x0000000000D2A000-memory.dmp

memory/4616-21-0x00007FFF65B43000-0x00007FFF65B45000-memory.dmp

memory/4616-24-0x00007FFF65B43000-0x00007FFF65B45000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\hiB75Ec.exe

MD5 a5f5c5d6291c7ae9e1d1b7ed1e551490
SHA1 3d06413341893b838549939e15f8f1eec423d71a
SHA256 1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e
SHA512 d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

memory/4624-28-0x0000000000860000-0x0000000000892000-memory.dmp

memory/4624-29-0x00000000056D0000-0x0000000005CE8000-memory.dmp

memory/4624-30-0x0000000005200000-0x000000000530A000-memory.dmp

memory/4624-31-0x0000000005130000-0x0000000005142000-memory.dmp

memory/4624-32-0x0000000005190000-0x00000000051CC000-memory.dmp

memory/4624-33-0x0000000005310000-0x000000000535C000-memory.dmp