Malware Analysis Report

2024-12-07 04:03

Sample ID 241113-x3w13s1mhr
Target 73f26f82fbc61f4ed0b4c3141eb9a1e2f62240b737bf32c6b9e1a02cdb9830aeN.exe
SHA256 73f26f82fbc61f4ed0b4c3141eb9a1e2f62240b737bf32c6b9e1a02cdb9830ae
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

73f26f82fbc61f4ed0b4c3141eb9a1e2f62240b737bf32c6b9e1a02cdb9830ae

Threat Level: Known bad

The file 73f26f82fbc61f4ed0b4c3141eb9a1e2f62240b737bf32c6b9e1a02cdb9830aeN.exe was found to be: Known bad.

Malicious Activity Summary

healer redline rosn discovery dropper evasion infostealer persistence trojan

RedLine

RedLine payload

Healer

Modifies Windows Defender Real-time Protection settings

Healer family

Redline family

Detects Healer an antivirus disabler dropper

Windows security modification

Executes dropped EXE

Adds Run key to start application

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

2024-11-13 19:23

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-13 19:23

Reported

2024-11-13 19:25

Platform

win10v2004-20241007-en

Max time kernel

117s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\73f26f82fbc61f4ed0b4c3141eb9a1e2f62240b737bf32c6b9e1a02cdb9830aeN.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
Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr876100.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr876100.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\jr876100.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\jr876100.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\jr876100.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\jr876100.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
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
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
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
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
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
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

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\jr876100.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\73f26f82fbc61f4ed0b4c3141eb9a1e2f62240b737bf32c6b9e1a02cdb9830aeN.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\zigN5257.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\73f26f82fbc61f4ed0b4c3141eb9a1e2f62240b737bf32c6b9e1a02cdb9830aeN.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zigN5257.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku723253.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr876100.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr876100.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr876100.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku723253.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\73f26f82fbc61f4ed0b4c3141eb9a1e2f62240b737bf32c6b9e1a02cdb9830aeN.exe

"C:\Users\Admin\AppData\Local\Temp\73f26f82fbc61f4ed0b4c3141eb9a1e2f62240b737bf32c6b9e1a02cdb9830aeN.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zigN5257.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zigN5257.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr876100.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr876100.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku723253.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku723253.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 140.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
RU 176.113.115.145:4125 tcp
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 13.227.111.52.in-addr.arpa udp
RU 176.113.115.145:4125 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zigN5257.exe

MD5 47542b630d9834d0f55a85b51c4ff00e
SHA1 463aa5998537b8b0f2b6338fa9296e039d922f7e
SHA256 40fd9104f1b7d7721657df06e5eb8e468bc1824787bfcefc54720f37a9e6d6f4
SHA512 0c3ce1359093c868ed36a8ed9bfaf69bf1e32b8e89237930f650b26b5028b86446d5a61b63921fa05cbc680682c02f284f3d7348bb03b56107f421555e2a0b76

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr876100.exe

MD5 42d9ce570735e4dadf93532aec672e15
SHA1 f6b3feb028cd1691e045bfa4e3925f69383a0d55
SHA256 4ad3a6f39de1372d42b7f3045e0fb610eca4379369a1797bd4fa7349ffa07ec5
SHA512 3bdd2ed1b49cb27582a87b175bb26a6d20f50cf52854ae74794754f88c5029ba7236fcdad643b3b449bb8e5560f2e14b5f978855579c6d97fd8919f775278a61

memory/3364-14-0x00007FF995293000-0x00007FF995295000-memory.dmp

memory/3364-15-0x0000000000DC0000-0x0000000000DCA000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku723253.exe

MD5 462e8d9c07f48b3295466b58fba48bd8
SHA1 fa80fa5bb005bd19edd1b1ba208200afa46ce925
SHA256 61c801fb498c1de54d2682e6f940f42ef470d045cfe0d6e4e7d02c5d10de0b3b
SHA512 c46dcf4c4b78a04da30d967e2ec34368d777ce3bf634137ec7a1b82aeffd58760540fa5ae65d4b5324389229e3ea4b72a853a1d25ed2d3981c17fd6aea05719d

memory/920-21-0x0000000002380000-0x00000000023C6000-memory.dmp

memory/920-22-0x0000000004CE0000-0x0000000005284000-memory.dmp

memory/920-23-0x00000000027B0000-0x00000000027F4000-memory.dmp

memory/920-35-0x00000000027B0000-0x00000000027EF000-memory.dmp

memory/920-37-0x00000000027B0000-0x00000000027EF000-memory.dmp

memory/920-87-0x00000000027B0000-0x00000000027EF000-memory.dmp

memory/920-83-0x00000000027B0000-0x00000000027EF000-memory.dmp

memory/920-81-0x00000000027B0000-0x00000000027EF000-memory.dmp

memory/920-80-0x00000000027B0000-0x00000000027EF000-memory.dmp

memory/920-77-0x00000000027B0000-0x00000000027EF000-memory.dmp

memory/920-75-0x00000000027B0000-0x00000000027EF000-memory.dmp

memory/920-73-0x00000000027B0000-0x00000000027EF000-memory.dmp

memory/920-930-0x0000000005290000-0x00000000058A8000-memory.dmp

memory/920-69-0x00000000027B0000-0x00000000027EF000-memory.dmp

memory/920-67-0x00000000027B0000-0x00000000027EF000-memory.dmp

memory/920-65-0x00000000027B0000-0x00000000027EF000-memory.dmp

memory/920-63-0x00000000027B0000-0x00000000027EF000-memory.dmp

memory/920-59-0x00000000027B0000-0x00000000027EF000-memory.dmp

memory/920-57-0x00000000027B0000-0x00000000027EF000-memory.dmp

memory/920-931-0x0000000002860000-0x000000000296A000-memory.dmp

memory/920-55-0x00000000027B0000-0x00000000027EF000-memory.dmp

memory/920-53-0x00000000027B0000-0x00000000027EF000-memory.dmp

memory/920-51-0x00000000027B0000-0x00000000027EF000-memory.dmp

memory/920-49-0x00000000027B0000-0x00000000027EF000-memory.dmp

memory/920-932-0x00000000058D0000-0x00000000058E2000-memory.dmp

memory/920-47-0x00000000027B0000-0x00000000027EF000-memory.dmp

memory/920-45-0x00000000027B0000-0x00000000027EF000-memory.dmp

memory/920-43-0x00000000027B0000-0x00000000027EF000-memory.dmp

memory/920-933-0x00000000058F0000-0x000000000592C000-memory.dmp

memory/920-41-0x00000000027B0000-0x00000000027EF000-memory.dmp

memory/920-39-0x00000000027B0000-0x00000000027EF000-memory.dmp

memory/920-33-0x00000000027B0000-0x00000000027EF000-memory.dmp

memory/920-31-0x00000000027B0000-0x00000000027EF000-memory.dmp

memory/920-30-0x00000000027B0000-0x00000000027EF000-memory.dmp

memory/920-85-0x00000000027B0000-0x00000000027EF000-memory.dmp

memory/920-71-0x00000000027B0000-0x00000000027EF000-memory.dmp

memory/920-61-0x00000000027B0000-0x00000000027EF000-memory.dmp

memory/920-27-0x00000000027B0000-0x00000000027EF000-memory.dmp

memory/920-25-0x00000000027B0000-0x00000000027EF000-memory.dmp

memory/920-24-0x00000000027B0000-0x00000000027EF000-memory.dmp

memory/920-934-0x0000000005A40000-0x0000000005A8C000-memory.dmp