Malware Analysis Report

2024-12-07 03:56

Sample ID 241113-p6k4zsscmd
Target db8e85d12381c668b33d9c7420c7c9211ae10cf9b090d94b00feae4c8695cc70N.exe
SHA256 db8e85d12381c668b33d9c7420c7c9211ae10cf9b090d94b00feae4c8695cc70
Tags
healer redline 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

db8e85d12381c668b33d9c7420c7c9211ae10cf9b090d94b00feae4c8695cc70

Threat Level: Known bad

The file db8e85d12381c668b33d9c7420c7c9211ae10cf9b090d94b00feae4c8695cc70N.exe was found to be: Known bad.

Malicious Activity Summary

healer redline discovery dropper evasion infostealer persistence trojan

Redline family

Modifies Windows Defender Real-time Protection settings

Detects Healer an antivirus disabler dropper

Healer

Healer family

RedLine payload

RedLine

Executes dropped EXE

Windows security modification

Adds Run key to start application

Unsigned PE

System Location Discovery: System Language Discovery

Program crash

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-13 12:56

Signatures

Unsigned PE

Description Indicator Process Target
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Analysis: behavioral1

Detonation Overview

Submitted

2024-11-13 12:56

Reported

2024-11-13 12:58

Platform

win10v2004-20241007-en

Max time kernel

120s

Max time network

116s

Command Line

"C:\Users\Admin\AppData\Local\Temp\db8e85d12381c668b33d9c7420c7c9211ae10cf9b090d94b00feae4c8695cc70N.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\DisableRealtimeMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\89754803.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\89754803.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\89754803.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\89754803.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\89754803.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\89754803.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\89754803.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\89754803.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_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\un981626.exe N/A
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\db8e85d12381c668b33d9c7420c7c9211ae10cf9b090d94b00feae4c8695cc70N.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\rk855620.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\db8e85d12381c668b33d9c7420c7c9211ae10cf9b090d94b00feae4c8695cc70N.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un981626.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\89754803.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\89754803.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\89754803.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\89754803.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk855620.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1880 wrote to memory of 1416 N/A C:\Users\Admin\AppData\Local\Temp\db8e85d12381c668b33d9c7420c7c9211ae10cf9b090d94b00feae4c8695cc70N.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un981626.exe
PID 1880 wrote to memory of 1416 N/A C:\Users\Admin\AppData\Local\Temp\db8e85d12381c668b33d9c7420c7c9211ae10cf9b090d94b00feae4c8695cc70N.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un981626.exe
PID 1880 wrote to memory of 1416 N/A C:\Users\Admin\AppData\Local\Temp\db8e85d12381c668b33d9c7420c7c9211ae10cf9b090d94b00feae4c8695cc70N.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un981626.exe
PID 1416 wrote to memory of 5064 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un981626.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\89754803.exe
PID 1416 wrote to memory of 5064 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un981626.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\89754803.exe
PID 1416 wrote to memory of 5064 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un981626.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\89754803.exe
PID 1416 wrote to memory of 3684 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un981626.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk855620.exe
PID 1416 wrote to memory of 3684 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un981626.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk855620.exe
PID 1416 wrote to memory of 3684 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un981626.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk855620.exe

Processes

C:\Users\Admin\AppData\Local\Temp\db8e85d12381c668b33d9c7420c7c9211ae10cf9b090d94b00feae4c8695cc70N.exe

"C:\Users\Admin\AppData\Local\Temp\db8e85d12381c668b33d9c7420c7c9211ae10cf9b090d94b00feae4c8695cc70N.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un981626.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un981626.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\89754803.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\89754803.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 5064 -ip 5064

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 5064 -s 1064

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk855620.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk855620.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 88.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
RU 185.161.248.142:38452 tcp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
RU 185.161.248.142:38452 tcp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
RU 185.161.248.142:38452 tcp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
RU 185.161.248.142:38452 tcp
US 8.8.8.8:53 19.229.111.52.in-addr.arpa udp
RU 185.161.248.142:38452 tcp
RU 185.161.248.142:38452 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un981626.exe

MD5 2ab7b8a1fafe8436a048510d839807a2
SHA1 1f1a16de3ec020597fbb65ec3a7687f5431e999b
SHA256 b7bd9b8cca5e8ab7d5a94b0650807034e7faaf80ed29d6d05efc05619f8db58d
SHA512 4baac17a97c44c92d7ccee724cb40e92dbf0c0fd3c8e77b2a073a26a82db4784d265105c0c9a5b0918386dd1508338eed60ee680889842c57e8831cddcf1d52d

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\89754803.exe

MD5 01792e52d66f82fcf38fceb8b46d9624
SHA1 49595c06b7072484a4266cd9d5dfcf184caa20a1
SHA256 d79356c68374e5ba2aea5b0b0357cd1166646a1eb15a598a5d3caff1cf282a24
SHA512 40e46636d81dbca9bf17db5d8cf5a9de227dcc4afe31e968764ed23f1cb316746c9102066d346a6fba01c6017cd1fcea29e60203005181ffb895004617ea6fa6

memory/5064-17-0x0000000000400000-0x0000000000803000-memory.dmp

memory/5064-16-0x0000000000400000-0x0000000000430000-memory.dmp

memory/5064-15-0x0000000000B00000-0x0000000000C00000-memory.dmp

memory/5064-18-0x0000000000400000-0x0000000000803000-memory.dmp

memory/5064-19-0x0000000000AD0000-0x0000000000AEA000-memory.dmp

memory/5064-20-0x0000000004FE0000-0x0000000005584000-memory.dmp

memory/5064-21-0x0000000002640000-0x0000000002658000-memory.dmp

memory/5064-47-0x0000000002640000-0x0000000002652000-memory.dmp

memory/5064-49-0x0000000002640000-0x0000000002652000-memory.dmp

memory/5064-45-0x0000000002640000-0x0000000002652000-memory.dmp

memory/5064-43-0x0000000002640000-0x0000000002652000-memory.dmp

memory/5064-41-0x0000000002640000-0x0000000002652000-memory.dmp

memory/5064-39-0x0000000002640000-0x0000000002652000-memory.dmp

memory/5064-37-0x0000000002640000-0x0000000002652000-memory.dmp

memory/5064-35-0x0000000002640000-0x0000000002652000-memory.dmp

memory/5064-33-0x0000000002640000-0x0000000002652000-memory.dmp

memory/5064-31-0x0000000002640000-0x0000000002652000-memory.dmp

memory/5064-29-0x0000000002640000-0x0000000002652000-memory.dmp

memory/5064-27-0x0000000002640000-0x0000000002652000-memory.dmp

memory/5064-25-0x0000000002640000-0x0000000002652000-memory.dmp

memory/5064-23-0x0000000002640000-0x0000000002652000-memory.dmp

memory/5064-22-0x0000000002640000-0x0000000002652000-memory.dmp

memory/5064-50-0x0000000000B00000-0x0000000000C00000-memory.dmp

memory/5064-51-0x0000000000400000-0x0000000000430000-memory.dmp

memory/5064-54-0x0000000000400000-0x0000000000803000-memory.dmp

memory/5064-55-0x0000000000400000-0x0000000000430000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk855620.exe

MD5 d762123bf53f326eafc97aa71033821d
SHA1 1b4c0b9516c7df80e48cce951801376ca91e6e61
SHA256 ec38d5f974035dc2536c9f73a3391f2981be86c0d27b72df217ef1d4660e3d50
SHA512 73e2c10712beeabf8f6bb30858f0bcc761f1b9199631406d71d7dce4f2135fe428616ffc3e89ec38507cacef5761eda88edeb07da0ce401d0b66425c8e3bca7d

memory/3684-60-0x00000000027D0000-0x000000000280C000-memory.dmp

memory/3684-61-0x0000000004E10000-0x0000000004E4A000-memory.dmp

memory/3684-65-0x0000000004E10000-0x0000000004E45000-memory.dmp

memory/3684-71-0x0000000004E10000-0x0000000004E45000-memory.dmp

memory/3684-95-0x0000000004E10000-0x0000000004E45000-memory.dmp

memory/3684-93-0x0000000004E10000-0x0000000004E45000-memory.dmp

memory/3684-91-0x0000000004E10000-0x0000000004E45000-memory.dmp

memory/3684-87-0x0000000004E10000-0x0000000004E45000-memory.dmp

memory/3684-85-0x0000000004E10000-0x0000000004E45000-memory.dmp

memory/3684-83-0x0000000004E10000-0x0000000004E45000-memory.dmp

memory/3684-81-0x0000000004E10000-0x0000000004E45000-memory.dmp

memory/3684-79-0x0000000004E10000-0x0000000004E45000-memory.dmp

memory/3684-75-0x0000000004E10000-0x0000000004E45000-memory.dmp

memory/3684-69-0x0000000004E10000-0x0000000004E45000-memory.dmp

memory/3684-67-0x0000000004E10000-0x0000000004E45000-memory.dmp

memory/3684-89-0x0000000004E10000-0x0000000004E45000-memory.dmp

memory/3684-77-0x0000000004E10000-0x0000000004E45000-memory.dmp

memory/3684-73-0x0000000004E10000-0x0000000004E45000-memory.dmp

memory/3684-63-0x0000000004E10000-0x0000000004E45000-memory.dmp

memory/3684-62-0x0000000004E10000-0x0000000004E45000-memory.dmp

memory/3684-854-0x0000000007910000-0x0000000007F28000-memory.dmp

memory/3684-855-0x0000000007FA0000-0x0000000007FB2000-memory.dmp

memory/3684-856-0x0000000007FC0000-0x00000000080CA000-memory.dmp

memory/3684-857-0x00000000080E0000-0x000000000811C000-memory.dmp

memory/3684-858-0x00000000026F0000-0x000000000273C000-memory.dmp