Malware Analysis Report

2025-04-13 23:56

Sample ID 241104-znc1rsxemn
Target 79ec58348f3baed4bd0f8b47d1d74d38f60bf46d79e6703df5a00152f5e518c9
SHA256 79ec58348f3baed4bd0f8b47d1d74d38f60bf46d79e6703df5a00152f5e518c9
Tags
healer redline fud 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

79ec58348f3baed4bd0f8b47d1d74d38f60bf46d79e6703df5a00152f5e518c9

Threat Level: Known bad

The file 79ec58348f3baed4bd0f8b47d1d74d38f60bf46d79e6703df5a00152f5e518c9 was found to be: Known bad.

Malicious Activity Summary

healer redline fud discovery dropper evasion infostealer persistence trojan

Detects Healer an antivirus disabler dropper

Modifies Windows Defender Real-time Protection settings

Healer

Healer family

Redline family

RedLine payload

RedLine

Executes dropped EXE

Windows security modification

Adds Run key to start application

Program crash

Unsigned PE

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

2024-11-04 20:51

Signatures

Unsigned PE

Description Indicator Process Target
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Analysis: behavioral1

Detonation Overview

Submitted

2024-11-04 20:51

Reported

2024-11-04 20:54

Platform

win10v2004-20241007-en

Max time kernel

147s

Max time network

155s

Command Line

"C:\Users\Admin\AppData\Local\Temp\79ec58348f3baed4bd0f8b47d1d74d38f60bf46d79e6703df5a00152f5e518c9.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\DisableOnAccessProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r1644CC.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\r1644CC.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\r1644CC.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r1644CC.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\r1644CC.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\r1644CC.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\r1644CC.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r1644CC.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\79ec58348f3baed4bd0f8b47d1d74d38f60bf46d79e6703df5a00152f5e518c9.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\ycPc4449im.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\IXP000.TMP\ycPc4449im.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r1644CC.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\w92mX33.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\79ec58348f3baed4bd0f8b47d1d74d38f60bf46d79e6703df5a00152f5e518c9.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r1644CC.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r1644CC.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r1644CC.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\w92mX33.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 5008 wrote to memory of 3432 N/A C:\Users\Admin\AppData\Local\Temp\79ec58348f3baed4bd0f8b47d1d74d38f60bf46d79e6703df5a00152f5e518c9.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ycPc4449im.exe
PID 5008 wrote to memory of 3432 N/A C:\Users\Admin\AppData\Local\Temp\79ec58348f3baed4bd0f8b47d1d74d38f60bf46d79e6703df5a00152f5e518c9.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ycPc4449im.exe
PID 5008 wrote to memory of 3432 N/A C:\Users\Admin\AppData\Local\Temp\79ec58348f3baed4bd0f8b47d1d74d38f60bf46d79e6703df5a00152f5e518c9.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ycPc4449im.exe
PID 3432 wrote to memory of 1168 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ycPc4449im.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r1644CC.exe
PID 3432 wrote to memory of 1168 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ycPc4449im.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r1644CC.exe
PID 3432 wrote to memory of 1168 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ycPc4449im.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r1644CC.exe
PID 3432 wrote to memory of 3184 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ycPc4449im.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\w92mX33.exe
PID 3432 wrote to memory of 3184 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ycPc4449im.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\w92mX33.exe
PID 3432 wrote to memory of 3184 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ycPc4449im.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\w92mX33.exe

Processes

C:\Users\Admin\AppData\Local\Temp\79ec58348f3baed4bd0f8b47d1d74d38f60bf46d79e6703df5a00152f5e518c9.exe

"C:\Users\Admin\AppData\Local\Temp\79ec58348f3baed4bd0f8b47d1d74d38f60bf46d79e6703df5a00152f5e518c9.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ycPc4449im.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ycPc4449im.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r1644CC.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r1644CC.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 1168 -ip 1168

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1168 -s 1028

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\w92mX33.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\w92mX33.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 72.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
RU 193.233.20.27:4123 tcp
US 8.8.8.8:53 53.210.109.20.in-addr.arpa udp
US 8.8.8.8:53 241.42.69.40.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
RU 193.233.20.27:4123 tcp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
RU 193.233.20.27:4123 tcp
US 8.8.8.8:53 48.229.111.52.in-addr.arpa udp
RU 193.233.20.27:4123 tcp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
RU 193.233.20.27:4123 tcp
RU 193.233.20.27:4123 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ycPc4449im.exe

MD5 c4cb726c0c765a36031f0b47892a19b6
SHA1 3cab01e88ac3396fc476dcc184e7eb31a24f65d7
SHA256 372ee0607d88904ad042c112d45444beba4929ef478a5f69bc580bd439176488
SHA512 fcd62fb3eef8ce751438515ce40273cc1456ad7ab1e88f30868026866d92334e77e9f10430fc97217c3decf82b08c2dc2903554e977a11c75833b4242ababc41

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r1644CC.exe

MD5 5f9106c1a4ae0150887ac3eadc521f31
SHA1 b7c59f033e09829e70ebf380ef9c33aff98d2bf4
SHA256 ddda2d12c18f4944b44af8c6bb030ae608060d087483c423acf217c4c4ed5411
SHA512 80ab71ecb332f2316abf7cb73c4811bf2162c2e95fc0670fcd8d26370158e2b2f342328ece12e9edeed90a7568d24d0048bdb9ee3ea928fd80d1499851c5caf3

memory/1168-15-0x0000000002D80000-0x0000000002E80000-memory.dmp

memory/1168-16-0x0000000002CA0000-0x0000000002CCD000-memory.dmp

memory/1168-17-0x0000000000400000-0x0000000000430000-memory.dmp

memory/1168-18-0x00000000070E0000-0x00000000070FA000-memory.dmp

memory/1168-19-0x0000000007170000-0x0000000007714000-memory.dmp

memory/1168-20-0x0000000007720000-0x0000000007738000-memory.dmp

memory/1168-48-0x0000000007720000-0x0000000007732000-memory.dmp

memory/1168-46-0x0000000007720000-0x0000000007732000-memory.dmp

memory/1168-44-0x0000000007720000-0x0000000007732000-memory.dmp

memory/1168-42-0x0000000007720000-0x0000000007732000-memory.dmp

memory/1168-40-0x0000000007720000-0x0000000007732000-memory.dmp

memory/1168-38-0x0000000007720000-0x0000000007732000-memory.dmp

memory/1168-36-0x0000000007720000-0x0000000007732000-memory.dmp

memory/1168-34-0x0000000007720000-0x0000000007732000-memory.dmp

memory/1168-32-0x0000000007720000-0x0000000007732000-memory.dmp

memory/1168-30-0x0000000007720000-0x0000000007732000-memory.dmp

memory/1168-28-0x0000000007720000-0x0000000007732000-memory.dmp

memory/1168-26-0x0000000007720000-0x0000000007732000-memory.dmp

memory/1168-24-0x0000000007720000-0x0000000007732000-memory.dmp

memory/1168-22-0x0000000007720000-0x0000000007732000-memory.dmp

memory/1168-21-0x0000000007720000-0x0000000007732000-memory.dmp

memory/1168-49-0x0000000002D80000-0x0000000002E80000-memory.dmp

memory/1168-50-0x0000000002CA0000-0x0000000002CCD000-memory.dmp

memory/1168-52-0x0000000000400000-0x0000000000430000-memory.dmp

memory/1168-51-0x0000000000400000-0x0000000002BC9000-memory.dmp

memory/1168-55-0x0000000000400000-0x0000000000430000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\w92mX33.exe

MD5 845708fe8e574bb4ae832556c0598a40
SHA1 9c85ea1653e0a6cd465356bba04ea0b5b106a7e3
SHA256 03d64d5b343e6d39c98916b02fcaf9a90bf0eef42e35e3b9d6dcb1ad735ec639
SHA512 edf2fd1ec51e3d3cb9d3e00b20a644ee2f375b52156c445fea3e1b565d387bf8f217824bfeddf043119343947a91a2e5470fb3ac572f0160cbf0f1894ba20a89

memory/1168-54-0x0000000000400000-0x0000000002BC9000-memory.dmp

memory/3184-60-0x0000000004A40000-0x0000000004A86000-memory.dmp

memory/3184-61-0x00000000050B0000-0x00000000050F4000-memory.dmp

memory/3184-69-0x00000000050B0000-0x00000000050EE000-memory.dmp

memory/3184-95-0x00000000050B0000-0x00000000050EE000-memory.dmp

memory/3184-93-0x00000000050B0000-0x00000000050EE000-memory.dmp

memory/3184-91-0x00000000050B0000-0x00000000050EE000-memory.dmp

memory/3184-89-0x00000000050B0000-0x00000000050EE000-memory.dmp

memory/3184-87-0x00000000050B0000-0x00000000050EE000-memory.dmp

memory/3184-85-0x00000000050B0000-0x00000000050EE000-memory.dmp

memory/3184-83-0x00000000050B0000-0x00000000050EE000-memory.dmp

memory/3184-81-0x00000000050B0000-0x00000000050EE000-memory.dmp

memory/3184-79-0x00000000050B0000-0x00000000050EE000-memory.dmp

memory/3184-77-0x00000000050B0000-0x00000000050EE000-memory.dmp

memory/3184-73-0x00000000050B0000-0x00000000050EE000-memory.dmp

memory/3184-71-0x00000000050B0000-0x00000000050EE000-memory.dmp

memory/3184-67-0x00000000050B0000-0x00000000050EE000-memory.dmp

memory/3184-65-0x00000000050B0000-0x00000000050EE000-memory.dmp

memory/3184-63-0x00000000050B0000-0x00000000050EE000-memory.dmp

memory/3184-62-0x00000000050B0000-0x00000000050EE000-memory.dmp

memory/3184-75-0x00000000050B0000-0x00000000050EE000-memory.dmp

memory/3184-968-0x0000000005250000-0x0000000005868000-memory.dmp

memory/3184-969-0x00000000058F0000-0x00000000059FA000-memory.dmp

memory/3184-970-0x0000000005A30000-0x0000000005A42000-memory.dmp

memory/3184-971-0x0000000005A50000-0x0000000005A8C000-memory.dmp

memory/3184-972-0x0000000005BA0000-0x0000000005BEC000-memory.dmp