Malware Analysis Report

2025-01-23 06:49

Sample ID 241105-kp2cesyfml
Target b976f78e7ded5b6a4e5dc09885db23a0b0600fc11c1c94f237d9a0abcdd189b8
SHA256 b976f78e7ded5b6a4e5dc09885db23a0b0600fc11c1c94f237d9a0abcdd189b8
Tags
healer redline dozt norm 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

b976f78e7ded5b6a4e5dc09885db23a0b0600fc11c1c94f237d9a0abcdd189b8

Threat Level: Known bad

The file b976f78e7ded5b6a4e5dc09885db23a0b0600fc11c1c94f237d9a0abcdd189b8 was found to be: Known bad.

Malicious Activity Summary

healer redline dozt norm discovery dropper evasion infostealer persistence trojan

Redline family

Detects Healer an antivirus disabler dropper

Healer

Healer family

Modifies Windows Defender Real-time Protection settings

RedLine

RedLine payload

Windows security modification

Checks computer location settings

Executes dropped EXE

Adds Run key to start application

Program crash

Unsigned PE

Enumerates physical storage devices

System Location Discovery: System Language Discovery

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-05 08:47

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-05 08:47

Reported

2024-11-05 08:49

Platform

win10v2004-20241007-en

Max time kernel

149s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b976f78e7ded5b6a4e5dc09885db23a0b0600fc11c1c94f237d9a0abcdd189b8.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\DisableBehaviorMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr935573.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\jr935573.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\jr935573.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\jr935573.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\jr935573.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr935573.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
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A

Redline family

redline

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku144764.exe N/A

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\jr935573.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\ziFa0679.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\b976f78e7ded5b6a4e5dc09885db23a0b0600fc11c1c94f237d9a0abcdd189b8.exe N/A

Enumerates physical storage devices

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\b976f78e7ded5b6a4e5dc09885db23a0b0600fc11c1c94f237d9a0abcdd189b8.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziFa0679.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku144764.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\Temp\1.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr998256.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr935573.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr935573.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr935573.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku144764.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 404 wrote to memory of 3124 N/A C:\Users\Admin\AppData\Local\Temp\b976f78e7ded5b6a4e5dc09885db23a0b0600fc11c1c94f237d9a0abcdd189b8.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziFa0679.exe
PID 404 wrote to memory of 3124 N/A C:\Users\Admin\AppData\Local\Temp\b976f78e7ded5b6a4e5dc09885db23a0b0600fc11c1c94f237d9a0abcdd189b8.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziFa0679.exe
PID 404 wrote to memory of 3124 N/A C:\Users\Admin\AppData\Local\Temp\b976f78e7ded5b6a4e5dc09885db23a0b0600fc11c1c94f237d9a0abcdd189b8.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziFa0679.exe
PID 3124 wrote to memory of 3012 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziFa0679.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr935573.exe
PID 3124 wrote to memory of 3012 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziFa0679.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr935573.exe
PID 3124 wrote to memory of 4168 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziFa0679.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku144764.exe
PID 3124 wrote to memory of 4168 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziFa0679.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku144764.exe
PID 3124 wrote to memory of 4168 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziFa0679.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku144764.exe
PID 4168 wrote to memory of 6112 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku144764.exe C:\Windows\Temp\1.exe
PID 4168 wrote to memory of 6112 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku144764.exe C:\Windows\Temp\1.exe
PID 4168 wrote to memory of 6112 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku144764.exe C:\Windows\Temp\1.exe
PID 404 wrote to memory of 2880 N/A C:\Users\Admin\AppData\Local\Temp\b976f78e7ded5b6a4e5dc09885db23a0b0600fc11c1c94f237d9a0abcdd189b8.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr998256.exe
PID 404 wrote to memory of 2880 N/A C:\Users\Admin\AppData\Local\Temp\b976f78e7ded5b6a4e5dc09885db23a0b0600fc11c1c94f237d9a0abcdd189b8.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr998256.exe
PID 404 wrote to memory of 2880 N/A C:\Users\Admin\AppData\Local\Temp\b976f78e7ded5b6a4e5dc09885db23a0b0600fc11c1c94f237d9a0abcdd189b8.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr998256.exe

Processes

C:\Users\Admin\AppData\Local\Temp\b976f78e7ded5b6a4e5dc09885db23a0b0600fc11c1c94f237d9a0abcdd189b8.exe

"C:\Users\Admin\AppData\Local\Temp\b976f78e7ded5b6a4e5dc09885db23a0b0600fc11c1c94f237d9a0abcdd189b8.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziFa0679.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziFa0679.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr935573.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr935573.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku144764.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku144764.exe

C:\Windows\Temp\1.exe

"C:\Windows\Temp\1.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 4168 -ip 4168

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4168 -s 1380

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr998256.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr998256.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 73.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 138.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
FI 77.91.124.145:4125 tcp
FI 77.91.124.145:4125 tcp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
FI 77.91.124.145:4125 tcp
FI 77.91.124.145:4125 tcp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
FI 77.91.124.145:4125 tcp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
FI 77.91.124.145:4125 tcp
FI 77.91.124.145:4125 tcp
US 8.8.8.8:53 29.243.111.52.in-addr.arpa udp
FI 77.91.124.145:4125 tcp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
FI 77.91.124.145:4125 tcp
FI 77.91.124.145:4125 tcp
FI 77.91.124.145:4125 tcp
FI 77.91.124.145:4125 tcp
US 8.8.8.8:53 8.173.189.20.in-addr.arpa udp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziFa0679.exe

MD5 c77e41d4fac22473e34afc4abf996878
SHA1 6cf26f7839ee88ebbe2d29e73fc7324092dd611d
SHA256 cceb7b09f074f0e9097d521871b3452d8a83d14270e01c558d2175bebb427c64
SHA512 47fb0d9835450d1f9bfa952d19ba71683db2f2beaa61dd604bae66ad23fe364ed8e62c401ca408d358b85da2544099db777668b7fdca8b894ef0ab887e83aac2

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr935573.exe

MD5 09a2e061afbbf0fa253daabb150739e4
SHA1 f5957c661363c60ce836cf0d72f539d08fcac11e
SHA256 e592ec7c17a743fa8890b7ec261c0711cbfe0c6e2f26c76a717a2570ba4ddbc0
SHA512 13598cbe97790e05ed493ca4beab8bb1b0e516e6a791840be946850dbc6d2bf603a8182e58f1f33b3746f65a30a9d30c20bb227dfb5986982ef9b476fe1f6b74

memory/3012-14-0x00007FFF30623000-0x00007FFF30625000-memory.dmp

memory/3012-15-0x00000000003E0000-0x00000000003EA000-memory.dmp

memory/3012-16-0x00007FFF30623000-0x00007FFF30625000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku144764.exe

MD5 c5c3d95580e36f140af089f172185744
SHA1 e200d2d065c6c6049abed361201a26d775ccd91b
SHA256 16fe5b418c9dfb8fa67922d9160e0d8604210f97c05c5d9bef4dedabef22bf88
SHA512 591156bba018b2609796e65a5c042194a98d62a3d9692d4bc5ab615cb623bcb11eec4a2fe964bae44622ceb301f454719b3eb126982d2cc1c13843093db5e8db

memory/4168-22-0x0000000004C80000-0x0000000004CE6000-memory.dmp

memory/4168-23-0x0000000004D20000-0x00000000052C4000-memory.dmp

memory/4168-24-0x0000000005310000-0x0000000005376000-memory.dmp

memory/4168-48-0x0000000005310000-0x000000000536F000-memory.dmp

memory/4168-51-0x0000000005310000-0x000000000536F000-memory.dmp

memory/4168-88-0x0000000005310000-0x000000000536F000-memory.dmp

memory/4168-86-0x0000000005310000-0x000000000536F000-memory.dmp

memory/4168-84-0x0000000005310000-0x000000000536F000-memory.dmp

memory/4168-82-0x0000000005310000-0x000000000536F000-memory.dmp

memory/4168-80-0x0000000005310000-0x000000000536F000-memory.dmp

memory/4168-76-0x0000000005310000-0x000000000536F000-memory.dmp

memory/4168-74-0x0000000005310000-0x000000000536F000-memory.dmp

memory/4168-72-0x0000000005310000-0x000000000536F000-memory.dmp

memory/4168-70-0x0000000005310000-0x000000000536F000-memory.dmp

memory/4168-68-0x0000000005310000-0x000000000536F000-memory.dmp

memory/4168-66-0x0000000005310000-0x000000000536F000-memory.dmp

memory/4168-64-0x0000000005310000-0x000000000536F000-memory.dmp

memory/4168-60-0x0000000005310000-0x000000000536F000-memory.dmp

memory/4168-58-0x0000000005310000-0x000000000536F000-memory.dmp

memory/4168-56-0x0000000005310000-0x000000000536F000-memory.dmp

memory/4168-54-0x0000000005310000-0x000000000536F000-memory.dmp

memory/4168-52-0x0000000005310000-0x000000000536F000-memory.dmp

memory/4168-46-0x0000000005310000-0x000000000536F000-memory.dmp

memory/4168-44-0x0000000005310000-0x000000000536F000-memory.dmp

memory/4168-42-0x0000000005310000-0x000000000536F000-memory.dmp

memory/4168-40-0x0000000005310000-0x000000000536F000-memory.dmp

memory/4168-38-0x0000000005310000-0x000000000536F000-memory.dmp

memory/4168-36-0x0000000005310000-0x000000000536F000-memory.dmp

memory/4168-32-0x0000000005310000-0x000000000536F000-memory.dmp

memory/4168-30-0x0000000005310000-0x000000000536F000-memory.dmp

memory/4168-28-0x0000000005310000-0x000000000536F000-memory.dmp

memory/4168-26-0x0000000005310000-0x000000000536F000-memory.dmp

memory/4168-78-0x0000000005310000-0x000000000536F000-memory.dmp

memory/4168-62-0x0000000005310000-0x000000000536F000-memory.dmp

memory/4168-35-0x0000000005310000-0x000000000536F000-memory.dmp

memory/4168-25-0x0000000005310000-0x000000000536F000-memory.dmp

memory/4168-2105-0x0000000005540000-0x0000000005572000-memory.dmp

C:\Windows\Temp\1.exe

MD5 1073b2e7f778788852d3f7bb79929882
SHA1 7f5ca4d69e0fcaf8fe6de2e80455a8b90eb6e2c4
SHA256 c46ef7b768c697e57d379ddfdfd3fb4931bf3d535730ef60feca9332e7a19feb
SHA512 90cacc509128f9dfb4d96ae9e847ed61b2062297f39d03f481fb1f798b45b36a2d3a8fe2e6415bdc8ce363cf21decee5a9e080f23270395712da1fea9f4952d0

memory/6112-2118-0x0000000000490000-0x00000000004C0000-memory.dmp

memory/6112-2119-0x00000000025A0000-0x00000000025A6000-memory.dmp

memory/6112-2120-0x0000000005400000-0x0000000005A18000-memory.dmp

memory/6112-2121-0x0000000004EF0000-0x0000000004FFA000-memory.dmp

memory/6112-2122-0x0000000004E10000-0x0000000004E22000-memory.dmp

memory/6112-2123-0x0000000004E70000-0x0000000004EAC000-memory.dmp

memory/6112-2124-0x0000000005000000-0x000000000504C000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr998256.exe

MD5 29e87906a961fd57a8f583b3ad24efeb
SHA1 06a2298aeddc4d73cd2d19e233bdfb9488571919
SHA256 276635fffc431b0e18c6a830836d4a39df3726628a3b7b48c45d30c844e6514a
SHA512 b276e550cd4cfad49356634b8c17b06e6908d6512eda4788c807f6ef20aea23f8351c5f965148f129c322e176342827b551500d9d409e1821ad0c8b7f7c53e1f

memory/2880-2129-0x00000000000D0000-0x0000000000100000-memory.dmp

memory/2880-2130-0x00000000024A0000-0x00000000024A6000-memory.dmp