Malware Analysis Report

2024-12-06 02:58

Sample ID 241110-chrkmsxbmm
Target 1194eace4ff634f828f6b3340a4b33d0c868023b44ed00268fa424a4c0b602fc
SHA256 1194eace4ff634f828f6b3340a4b33d0c868023b44ed00268fa424a4c0b602fc
Tags
healer redline rosn 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

1194eace4ff634f828f6b3340a4b33d0c868023b44ed00268fa424a4c0b602fc

Threat Level: Known bad

The file 1194eace4ff634f828f6b3340a4b33d0c868023b44ed00268fa424a4c0b602fc was found to be: Known bad.

Malicious Activity Summary

healer redline rosn discovery dropper evasion infostealer persistence trojan

Detects Healer an antivirus disabler dropper

RedLine

Redline family

Healer

Modifies Windows Defender Real-time Protection settings

RedLine payload

Healer family

Executes dropped EXE

Windows security modification

Adds Run key to start application

Unsigned PE

Program crash

System Location Discovery: System Language Discovery

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-10 02:04

Signatures

Unsigned PE

Description Indicator Process Target
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Analysis: behavioral1

Detonation Overview

Submitted

2024-11-10 02:04

Reported

2024-11-10 02:07

Platform

win10v2004-20241007-en

Max time kernel

144s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\1194eace4ff634f828f6b3340a4b33d0c868023b44ed00268fa424a4c0b602fc.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\DisableBehaviorMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro7360.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\pro7360.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\pro7360.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\pro7360.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\pro7360.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro7360.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\pro7360.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro7360.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\1194eace4ff634f828f6b3340a4b33d0c868023b44ed00268fa424a4c0b602fc.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\un364524.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\1194eace4ff634f828f6b3340a4b33d0c868023b44ed00268fa424a4c0b602fc.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un364524.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro7360.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu7049.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro7360.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro7360.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro7360.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu7049.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3832 wrote to memory of 4736 N/A C:\Users\Admin\AppData\Local\Temp\1194eace4ff634f828f6b3340a4b33d0c868023b44ed00268fa424a4c0b602fc.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un364524.exe
PID 3832 wrote to memory of 4736 N/A C:\Users\Admin\AppData\Local\Temp\1194eace4ff634f828f6b3340a4b33d0c868023b44ed00268fa424a4c0b602fc.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un364524.exe
PID 3832 wrote to memory of 4736 N/A C:\Users\Admin\AppData\Local\Temp\1194eace4ff634f828f6b3340a4b33d0c868023b44ed00268fa424a4c0b602fc.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un364524.exe
PID 4736 wrote to memory of 2208 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un364524.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro7360.exe
PID 4736 wrote to memory of 2208 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un364524.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro7360.exe
PID 4736 wrote to memory of 2208 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un364524.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro7360.exe
PID 4736 wrote to memory of 4516 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un364524.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu7049.exe
PID 4736 wrote to memory of 4516 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un364524.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu7049.exe
PID 4736 wrote to memory of 4516 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un364524.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu7049.exe

Processes

C:\Users\Admin\AppData\Local\Temp\1194eace4ff634f828f6b3340a4b33d0c868023b44ed00268fa424a4c0b602fc.exe

"C:\Users\Admin\AppData\Local\Temp\1194eace4ff634f828f6b3340a4b33d0c868023b44ed00268fa424a4c0b602fc.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un364524.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un364524.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro7360.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro7360.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 2208 -ip 2208

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2208 -s 1080

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu7049.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu7049.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 71.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
RU 176.113.115.145:4125 tcp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 200.163.202.172.in-addr.arpa udp
US 8.8.8.8:53 241.42.69.40.in-addr.arpa udp
US 8.8.8.8:53 98.117.19.2.in-addr.arpa udp
RU 176.113.115.145:4125 tcp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
RU 176.113.115.145:4125 tcp
RU 176.113.115.145:4125 tcp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp
RU 176.113.115.145:4125 tcp
RU 176.113.115.145:4125 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un364524.exe

MD5 9fe358404f3cc5acb4a682139fbd2725
SHA1 70a86baf91209b5e5c4d1184370bcae053fb80e4
SHA256 1269f1a16ea59d90beae1be882a24a2f83d653bcf0fc29c8d8317ebfb3aac679
SHA512 03c1ebc77b3bafc4f104d18ac8b12b9494ad14874d2a7d5750bb1a8222a90c87963b95cb0f42382f094e903d80167ca6c07e95890071de6f867fb32dc3271010

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro7360.exe

MD5 154b21d952a09341e58c1f1bb71873d9
SHA1 3eca04aca959d03ad50c828cafda9037c049eaa8
SHA256 2755cea3dccebf6459a9923c32b2f7b8bda368b27fffa51f2e8e0b71981613b9
SHA512 7b53bb2828a14ce0037836cf580ddf1c260818d13b467043cdbf1a3190a39c5645265b2d50535ce8682432868b96ca38b40d794c1dbf706ec29999a3198699ce

memory/2208-15-0x0000000000790000-0x0000000000890000-memory.dmp

memory/2208-17-0x0000000000400000-0x0000000000430000-memory.dmp

memory/2208-16-0x0000000000720000-0x000000000074D000-memory.dmp

memory/2208-18-0x0000000000400000-0x00000000005A3000-memory.dmp

memory/2208-19-0x00000000022B0000-0x00000000022CA000-memory.dmp

memory/2208-20-0x0000000004C20000-0x00000000051C4000-memory.dmp

memory/2208-21-0x00000000025A0000-0x00000000025B8000-memory.dmp

memory/2208-48-0x00000000025A0000-0x00000000025B2000-memory.dmp

memory/2208-45-0x00000000025A0000-0x00000000025B2000-memory.dmp

memory/2208-43-0x00000000025A0000-0x00000000025B2000-memory.dmp

memory/2208-41-0x00000000025A0000-0x00000000025B2000-memory.dmp

memory/2208-39-0x00000000025A0000-0x00000000025B2000-memory.dmp

memory/2208-22-0x00000000025A0000-0x00000000025B2000-memory.dmp

memory/2208-37-0x00000000025A0000-0x00000000025B2000-memory.dmp

memory/2208-36-0x00000000025A0000-0x00000000025B2000-memory.dmp

memory/2208-33-0x00000000025A0000-0x00000000025B2000-memory.dmp

memory/2208-31-0x00000000025A0000-0x00000000025B2000-memory.dmp

memory/2208-29-0x00000000025A0000-0x00000000025B2000-memory.dmp

memory/2208-27-0x00000000025A0000-0x00000000025B2000-memory.dmp

memory/2208-25-0x00000000025A0000-0x00000000025B2000-memory.dmp

memory/2208-23-0x00000000025A0000-0x00000000025B2000-memory.dmp

memory/2208-49-0x00000000025A0000-0x00000000025B2000-memory.dmp

memory/2208-50-0x0000000000790000-0x0000000000890000-memory.dmp

memory/2208-51-0x0000000000720000-0x000000000074D000-memory.dmp

memory/2208-52-0x0000000000400000-0x0000000000430000-memory.dmp

memory/2208-56-0x0000000000400000-0x0000000000430000-memory.dmp

memory/2208-55-0x0000000000400000-0x00000000005A3000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu7049.exe

MD5 6832b9a402cb80d408f8434252308b31
SHA1 53d78ec9a7dff08926e18a4c3d3ef2db14f0b4c3
SHA256 56320706aa8077da4eb8a7b8cfdf8f680852ef3a555d8013df02ff90d2485287
SHA512 b0baff17e64a42c9488974d9566144687676b9a88afa95a6d1960bd927c514f6087cd602b376cf557993b75fdd4b90400e3543611ac0971a1fc58cbb3d5995b8

memory/4516-61-0x0000000002490000-0x00000000024D6000-memory.dmp

memory/4516-62-0x0000000002840000-0x0000000002884000-memory.dmp

memory/4516-66-0x0000000002840000-0x000000000287F000-memory.dmp

memory/4516-64-0x0000000002840000-0x000000000287F000-memory.dmp

memory/4516-63-0x0000000002840000-0x000000000287F000-memory.dmp

memory/4516-72-0x0000000002840000-0x000000000287F000-memory.dmp

memory/4516-94-0x0000000002840000-0x000000000287F000-memory.dmp

memory/4516-92-0x0000000002840000-0x000000000287F000-memory.dmp

memory/4516-90-0x0000000002840000-0x000000000287F000-memory.dmp

memory/4516-88-0x0000000002840000-0x000000000287F000-memory.dmp

memory/4516-87-0x0000000002840000-0x000000000287F000-memory.dmp

memory/4516-84-0x0000000002840000-0x000000000287F000-memory.dmp

memory/4516-82-0x0000000002840000-0x000000000287F000-memory.dmp

memory/4516-80-0x0000000002840000-0x000000000287F000-memory.dmp

memory/4516-76-0x0000000002840000-0x000000000287F000-memory.dmp

memory/4516-74-0x0000000002840000-0x000000000287F000-memory.dmp

memory/4516-70-0x0000000002840000-0x000000000287F000-memory.dmp

memory/4516-68-0x0000000002840000-0x000000000287F000-memory.dmp

memory/4516-96-0x0000000002840000-0x000000000287F000-memory.dmp

memory/4516-78-0x0000000002840000-0x000000000287F000-memory.dmp

memory/4516-969-0x0000000005260000-0x0000000005878000-memory.dmp

memory/4516-970-0x0000000005890000-0x000000000599A000-memory.dmp

memory/4516-971-0x00000000059D0000-0x00000000059E2000-memory.dmp

memory/4516-972-0x00000000059F0000-0x0000000005A2C000-memory.dmp

memory/4516-973-0x0000000005B40000-0x0000000005B8C000-memory.dmp