Malware Analysis Report

2024-12-07 04:07

Sample ID 241113-y4zc9sydnf
Target 1f8f2e95d6f85e33cc296e2b7176851bca9c1aa3b54ce642db91edb9844c7eb1
SHA256 1f8f2e95d6f85e33cc296e2b7176851bca9c1aa3b54ce642db91edb9844c7eb1
Tags
healer redline dezik mango 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

1f8f2e95d6f85e33cc296e2b7176851bca9c1aa3b54ce642db91edb9844c7eb1

Threat Level: Known bad

The file 1f8f2e95d6f85e33cc296e2b7176851bca9c1aa3b54ce642db91edb9844c7eb1 was found to be: Known bad.

Malicious Activity Summary

healer redline dezik mango discovery dropper evasion infostealer persistence trojan

RedLine payload

Healer family

Healer

Modifies Windows Defender Real-time Protection settings

Redline family

Detects Healer an antivirus disabler dropper

RedLine

Executes dropped EXE

Windows security modification

Adds Run key to start application

Suspicious use of SetThreadContext

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-13 20:21

Signatures

Unsigned PE

Description Indicator Process Target
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Analysis: behavioral1

Detonation Overview

Submitted

2024-11-13 20:21

Reported

2024-11-13 20:23

Platform

win10v2004-20241007-en

Max time kernel

148s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\1f8f2e95d6f85e33cc296e2b7176851bca9c1aa3b54ce642db91edb9844c7eb1.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\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b5051vO.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\b5051vO.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\b5051vO.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\b5051vO.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\b5051vO.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b5051vO.exe N/A

RedLine

infostealer redline

RedLine payload

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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\b5051vO.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\1f8f2e95d6f85e33cc296e2b7176851bca9c1aa3b54ce642db91edb9844c7eb1.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\nice5890.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 4244 set thread context of 4840 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c66GS81.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c66GS81.exe

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\IXP001.TMP\c66GS81.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c66GS81.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dFlAM23.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\1f8f2e95d6f85e33cc296e2b7176851bca9c1aa3b54ce642db91edb9844c7eb1.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nice5890.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b5051vO.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b5051vO.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b5051vO.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c66GS81.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3976 wrote to memory of 2880 N/A C:\Users\Admin\AppData\Local\Temp\1f8f2e95d6f85e33cc296e2b7176851bca9c1aa3b54ce642db91edb9844c7eb1.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nice5890.exe
PID 3976 wrote to memory of 2880 N/A C:\Users\Admin\AppData\Local\Temp\1f8f2e95d6f85e33cc296e2b7176851bca9c1aa3b54ce642db91edb9844c7eb1.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nice5890.exe
PID 3976 wrote to memory of 2880 N/A C:\Users\Admin\AppData\Local\Temp\1f8f2e95d6f85e33cc296e2b7176851bca9c1aa3b54ce642db91edb9844c7eb1.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nice5890.exe
PID 2880 wrote to memory of 3532 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nice5890.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b5051vO.exe
PID 2880 wrote to memory of 3532 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nice5890.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b5051vO.exe
PID 2880 wrote to memory of 4244 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nice5890.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c66GS81.exe
PID 2880 wrote to memory of 4244 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nice5890.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c66GS81.exe
PID 2880 wrote to memory of 4244 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nice5890.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c66GS81.exe
PID 4244 wrote to memory of 4840 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c66GS81.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c66GS81.exe
PID 4244 wrote to memory of 4840 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c66GS81.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c66GS81.exe
PID 4244 wrote to memory of 4840 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c66GS81.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c66GS81.exe
PID 4244 wrote to memory of 4840 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c66GS81.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c66GS81.exe
PID 4244 wrote to memory of 4840 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c66GS81.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c66GS81.exe
PID 4244 wrote to memory of 4840 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c66GS81.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c66GS81.exe
PID 4244 wrote to memory of 4840 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c66GS81.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c66GS81.exe
PID 4244 wrote to memory of 4840 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c66GS81.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c66GS81.exe
PID 4244 wrote to memory of 4840 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c66GS81.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c66GS81.exe
PID 3976 wrote to memory of 1496 N/A C:\Users\Admin\AppData\Local\Temp\1f8f2e95d6f85e33cc296e2b7176851bca9c1aa3b54ce642db91edb9844c7eb1.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dFlAM23.exe
PID 3976 wrote to memory of 1496 N/A C:\Users\Admin\AppData\Local\Temp\1f8f2e95d6f85e33cc296e2b7176851bca9c1aa3b54ce642db91edb9844c7eb1.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dFlAM23.exe
PID 3976 wrote to memory of 1496 N/A C:\Users\Admin\AppData\Local\Temp\1f8f2e95d6f85e33cc296e2b7176851bca9c1aa3b54ce642db91edb9844c7eb1.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dFlAM23.exe

Processes

C:\Users\Admin\AppData\Local\Temp\1f8f2e95d6f85e33cc296e2b7176851bca9c1aa3b54ce642db91edb9844c7eb1.exe

"C:\Users\Admin\AppData\Local\Temp\1f8f2e95d6f85e33cc296e2b7176851bca9c1aa3b54ce642db91edb9844c7eb1.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nice5890.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nice5890.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b5051vO.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b5051vO.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c66GS81.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c66GS81.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c66GS81.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c66GS81.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dFlAM23.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dFlAM23.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 102.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 17.160.190.20.in-addr.arpa udp
FR 193.56.146.220:4174 tcp
RU 193.233.20.28:4125 tcp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
FR 193.56.146.220:4174 tcp
RU 193.233.20.28:4125 tcp
US 8.8.8.8:53 68.144.22.2.in-addr.arpa udp
FR 193.56.146.220:4174 tcp
RU 193.233.20.28:4125 tcp
FR 193.56.146.220:4174 tcp
RU 193.233.20.28:4125 tcp
US 8.8.8.8:53 19.229.111.52.in-addr.arpa udp
FR 193.56.146.220:4174 tcp
RU 193.233.20.28:4125 tcp
FR 193.56.146.220:4174 tcp
RU 193.233.20.28:4125 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nice5890.exe

MD5 fbccd3efaf786babb98e5d5b0a985c54
SHA1 38969460202e66cb48f25a775df4817e69bbdaa8
SHA256 e9d21c95b8c582be43875fe31f00d817eb823feea6e00fc310edc30a7e8d6e33
SHA512 872b61652c4a3705c407492b336d20d7dc29436318b2903045adacaf753501bf2d564c41aaa39e23a08d5c9ebabcb255304d5487a4006dc83deb725733846b67

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b5051vO.exe

MD5 7e93bacbbc33e6652e147e7fe07572a0
SHA1 421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256 850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512 250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

memory/3532-14-0x00007FFCD8FC3000-0x00007FFCD8FC5000-memory.dmp

memory/3532-15-0x0000000000DC0000-0x0000000000DCA000-memory.dmp

memory/3532-16-0x00007FFCD8FC3000-0x00007FFCD8FC5000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c66GS81.exe

MD5 4159bcae7281fef31b4bac08a6003f80
SHA1 bb794c5d77a6966502a5a5b0a1c857496427e126
SHA256 ce059156a26620b0c063480fa027b40983643596b255625427d8354d2fe3bdec
SHA512 40da34220a31c4e11dff3d3c484daaf6864043681ccf90bfedd1178f0eae991b4d0b0791caab7db2ae7d748cffe725dd59a64dbf30e44eb3a3e1038bdbfaddf3

memory/4840-22-0x0000000000400000-0x000000000044E000-memory.dmp

memory/4840-26-0x0000000000400000-0x000000000044E000-memory.dmp

memory/4840-24-0x0000000000400000-0x000000000044E000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dFlAM23.exe

MD5 92f2a148b8f701e50e2f838f73d4d7b7
SHA1 324d8546e35d4f4285cac15b21620299ba5cb023
SHA256 9ad66388140ef3b4a7c2918eb3c9083dd80396949f385dd6d17c28f97cf14f04
SHA512 3300c7606f872e75deaff924ee77fcd975e515a0dbca907ddd16b25910f250c6b8c46c6cabda3ac4780a8dce5fb9a70bd0c4c184f649cd5375fb6278b2a0ea6c

memory/1496-30-0x0000000000CC0000-0x0000000000CF2000-memory.dmp

memory/4840-31-0x0000000002300000-0x0000000002346000-memory.dmp

memory/4840-32-0x0000000004CB0000-0x0000000005254000-memory.dmp

memory/4840-33-0x00000000024A0000-0x00000000024E4000-memory.dmp

memory/4840-37-0x00000000024A0000-0x00000000024DE000-memory.dmp

memory/4840-61-0x00000000024A0000-0x00000000024DE000-memory.dmp

memory/4840-93-0x00000000024A0000-0x00000000024DE000-memory.dmp

memory/4840-92-0x00000000024A0000-0x00000000024DE000-memory.dmp

memory/1496-395-0x00000000057A0000-0x00000000058AA000-memory.dmp

memory/1496-288-0x0000000005C40000-0x0000000006258000-memory.dmp

memory/1496-398-0x0000000005710000-0x000000000574C000-memory.dmp

memory/1496-399-0x0000000005750000-0x000000000579C000-memory.dmp

memory/1496-397-0x00000000056F0000-0x0000000005702000-memory.dmp

memory/4840-89-0x00000000024A0000-0x00000000024DE000-memory.dmp

memory/4840-87-0x00000000024A0000-0x00000000024DE000-memory.dmp

memory/4840-85-0x00000000024A0000-0x00000000024DE000-memory.dmp

memory/4840-83-0x00000000024A0000-0x00000000024DE000-memory.dmp

memory/4840-81-0x00000000024A0000-0x00000000024DE000-memory.dmp

memory/4840-79-0x00000000024A0000-0x00000000024DE000-memory.dmp

memory/4840-77-0x00000000024A0000-0x00000000024DE000-memory.dmp

memory/4840-73-0x00000000024A0000-0x00000000024DE000-memory.dmp

memory/4840-71-0x00000000024A0000-0x00000000024DE000-memory.dmp

memory/4840-69-0x00000000024A0000-0x00000000024DE000-memory.dmp

memory/4840-67-0x00000000024A0000-0x00000000024DE000-memory.dmp

memory/4840-65-0x00000000024A0000-0x00000000024DE000-memory.dmp

memory/4840-63-0x00000000024A0000-0x00000000024DE000-memory.dmp

memory/4840-59-0x00000000024A0000-0x00000000024DE000-memory.dmp

memory/4840-57-0x00000000024A0000-0x00000000024DE000-memory.dmp

memory/4840-55-0x00000000024A0000-0x00000000024DE000-memory.dmp

memory/4840-53-0x00000000024A0000-0x00000000024DE000-memory.dmp

memory/4840-51-0x00000000024A0000-0x00000000024DE000-memory.dmp

memory/4840-49-0x00000000024A0000-0x00000000024DE000-memory.dmp

memory/4840-48-0x00000000024A0000-0x00000000024DE000-memory.dmp

memory/4840-45-0x00000000024A0000-0x00000000024DE000-memory.dmp

memory/4840-43-0x00000000024A0000-0x00000000024DE000-memory.dmp

memory/4840-41-0x00000000024A0000-0x00000000024DE000-memory.dmp

memory/4840-39-0x00000000024A0000-0x00000000024DE000-memory.dmp

memory/4840-75-0x00000000024A0000-0x00000000024DE000-memory.dmp

memory/4840-35-0x00000000024A0000-0x00000000024DE000-memory.dmp

memory/4840-34-0x00000000024A0000-0x00000000024DE000-memory.dmp