Malware Analysis Report

2024-12-07 04:11

Sample ID 241113-yb9zasycmp
Target d5aa5b1c558364310b31ada1d81ec1614d2532d09aee03ec31318cb9a9eddf6c.exe
SHA256 d5aa5b1c558364310b31ada1d81ec1614d2532d09aee03ec31318cb9a9eddf6c
Tags
healer redline 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

d5aa5b1c558364310b31ada1d81ec1614d2532d09aee03ec31318cb9a9eddf6c

Threat Level: Known bad

The file d5aa5b1c558364310b31ada1d81ec1614d2532d09aee03ec31318cb9a9eddf6c.exe was found to be: Known bad.

Malicious Activity Summary

healer redline norm discovery dropper evasion infostealer persistence trojan

Healer family

Healer

Detects Healer an antivirus disabler dropper

Modifies Windows Defender Real-time Protection settings

RedLine

RedLine payload

Redline family

Executes dropped EXE

Checks computer location settings

Windows security modification

Adds Run key to start application

Enumerates physical storage devices

Unsigned PE

Program crash

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

2024-11-13 19:37

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-13 19:37

Reported

2024-11-13 19:39

Platform

win10v2004-20241007-en

Max time kernel

118s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\d5aa5b1c558364310b31ada1d81ec1614d2532d09aee03ec31318cb9a9eddf6c.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\DisableScanOnRealtimeEnable = "1" C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\jr075605.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\jr075605.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\jr075605.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\jr075605.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\jr075605.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\jr075605.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

Redline family

redline

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ku358389.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\IXP000.TMP\jr075605.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\d5aa5b1c558364310b31ada1d81ec1614d2532d09aee03ec31318cb9a9eddf6c.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\d5aa5b1c558364310b31ada1d81ec1614d2532d09aee03ec31318cb9a9eddf6c.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ku358389.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\Temp\1.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\jr075605.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\jr075605.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\jr075605.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ku358389.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\d5aa5b1c558364310b31ada1d81ec1614d2532d09aee03ec31318cb9a9eddf6c.exe

"C:\Users\Admin\AppData\Local\Temp\d5aa5b1c558364310b31ada1d81ec1614d2532d09aee03ec31318cb9a9eddf6c.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\jr075605.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\jr075605.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ku358389.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ku358389.exe

C:\Windows\Temp\1.exe

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

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 3748 -ip 3748

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3748 -s 1540

Network

Country Destination Domain Proto
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 4.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
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 21.236.111.52.in-addr.arpa udp
FI 77.91.124.145:4125 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\jr075605.exe

MD5 b01107f8699a646b7884f03c7c19e752
SHA1 7590d4d83273412783bb8335c07e1099cdd67f5a
SHA256 15c61dc6a356bb90cb7e1697e02dc5973ffc093113e7da9f50a39067d73be99d
SHA512 dd2339d51bdcf40bb0e4a7463a50634eacbd24f6f4765c6d006c2fae2dbb63606f519b7b56ad4d52ce898ba7eac5caae3b57055c3fd3035bb2742dacdce00752

memory/1508-7-0x00007FFE10243000-0x00007FFE10245000-memory.dmp

memory/1508-8-0x00000000000B0000-0x00000000000BA000-memory.dmp

memory/1508-9-0x00007FFE10243000-0x00007FFE10245000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ku358389.exe

MD5 446163b11e008644e5b46df7f3532a3c
SHA1 5531f9c1144160384bcab00c798cff9165e2273c
SHA256 ba8f833715b3f75b712816cc50cac97c3ff00d530ae8f84be511545d323f6696
SHA512 44971600dd83a917bb6519750a6002f11ce5ff1086ebad398bb1454b69b762dfbf3d5b98eb0c80a52ad955862ff106833825b8ed966683b0245a89073c5bacd6

memory/3748-15-0x00000000007A0000-0x00000000008A0000-memory.dmp

memory/3748-16-0x00000000005B0000-0x000000000060B000-memory.dmp

memory/3748-17-0x0000000000400000-0x000000000045E000-memory.dmp

memory/3748-18-0x0000000002570000-0x00000000025D6000-memory.dmp

memory/3748-19-0x0000000004C90000-0x0000000005234000-memory.dmp

memory/3748-20-0x0000000004B20000-0x0000000004B86000-memory.dmp

memory/3748-80-0x0000000004B20000-0x0000000004B7F000-memory.dmp

memory/3748-84-0x0000000004B20000-0x0000000004B7F000-memory.dmp

memory/3748-82-0x0000000004B20000-0x0000000004B7F000-memory.dmp

memory/3748-78-0x0000000004B20000-0x0000000004B7F000-memory.dmp

memory/3748-76-0x0000000004B20000-0x0000000004B7F000-memory.dmp

memory/3748-74-0x0000000004B20000-0x0000000004B7F000-memory.dmp

memory/3748-72-0x0000000004B20000-0x0000000004B7F000-memory.dmp

memory/3748-70-0x0000000004B20000-0x0000000004B7F000-memory.dmp

memory/3748-68-0x0000000004B20000-0x0000000004B7F000-memory.dmp

memory/3748-66-0x0000000004B20000-0x0000000004B7F000-memory.dmp

memory/3748-64-0x0000000004B20000-0x0000000004B7F000-memory.dmp

memory/3748-62-0x0000000004B20000-0x0000000004B7F000-memory.dmp

memory/3748-58-0x0000000004B20000-0x0000000004B7F000-memory.dmp

memory/3748-56-0x0000000004B20000-0x0000000004B7F000-memory.dmp

memory/3748-54-0x0000000004B20000-0x0000000004B7F000-memory.dmp

memory/3748-50-0x0000000004B20000-0x0000000004B7F000-memory.dmp

memory/3748-48-0x0000000004B20000-0x0000000004B7F000-memory.dmp

memory/3748-46-0x0000000004B20000-0x0000000004B7F000-memory.dmp

memory/3748-44-0x0000000004B20000-0x0000000004B7F000-memory.dmp

memory/3748-40-0x0000000004B20000-0x0000000004B7F000-memory.dmp

memory/3748-38-0x0000000004B20000-0x0000000004B7F000-memory.dmp

memory/3748-36-0x0000000004B20000-0x0000000004B7F000-memory.dmp

memory/3748-34-0x0000000004B20000-0x0000000004B7F000-memory.dmp

memory/3748-32-0x0000000004B20000-0x0000000004B7F000-memory.dmp

memory/3748-30-0x0000000004B20000-0x0000000004B7F000-memory.dmp

memory/3748-28-0x0000000004B20000-0x0000000004B7F000-memory.dmp

memory/3748-24-0x0000000004B20000-0x0000000004B7F000-memory.dmp

memory/3748-22-0x0000000004B20000-0x0000000004B7F000-memory.dmp

memory/3748-21-0x0000000004B20000-0x0000000004B7F000-memory.dmp

memory/3748-60-0x0000000004B20000-0x0000000004B7F000-memory.dmp

memory/3748-52-0x0000000004B20000-0x0000000004B7F000-memory.dmp

memory/3748-42-0x0000000004B20000-0x0000000004B7F000-memory.dmp

memory/3748-26-0x0000000004B20000-0x0000000004B7F000-memory.dmp

memory/3748-2101-0x0000000005400000-0x0000000005432000-memory.dmp

C:\Windows\Temp\1.exe

MD5 1073b2e7f778788852d3f7bb79929882
SHA1 7f5ca4d69e0fcaf8fe6de2e80455a8b90eb6e2c4
SHA256 c46ef7b768c697e57d379ddfdfd3fb4931bf3d535730ef60feca9332e7a19feb
SHA512 90cacc509128f9dfb4d96ae9e847ed61b2062297f39d03f481fb1f798b45b36a2d3a8fe2e6415bdc8ce363cf21decee5a9e080f23270395712da1fea9f4952d0

memory/6124-2114-0x0000000000270000-0x00000000002A0000-memory.dmp

memory/6124-2115-0x00000000009B0000-0x00000000009B6000-memory.dmp

memory/6124-2116-0x00000000051B0000-0x00000000057C8000-memory.dmp

memory/6124-2117-0x0000000004CC0000-0x0000000004DCA000-memory.dmp

memory/6124-2118-0x0000000004BF0000-0x0000000004C02000-memory.dmp

memory/6124-2119-0x0000000004C50000-0x0000000004C8C000-memory.dmp

memory/6124-2120-0x0000000004DD0000-0x0000000004E1C000-memory.dmp

memory/3748-2123-0x0000000000400000-0x000000000045E000-memory.dmp

memory/3748-2122-0x00000000005B0000-0x000000000060B000-memory.dmp