Malware Analysis Report

2025-01-23 07:34

Sample ID 241104-rb5w1s1elk
Target 0dc6cbb566d95504d4cb072fbf1f52349e2db1267553e6fa59a765a1c87e8f9c
SHA256 0dc6cbb566d95504d4cb072fbf1f52349e2db1267553e6fa59a765a1c87e8f9c
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

0dc6cbb566d95504d4cb072fbf1f52349e2db1267553e6fa59a765a1c87e8f9c

Threat Level: Known bad

The file 0dc6cbb566d95504d4cb072fbf1f52349e2db1267553e6fa59a765a1c87e8f9c was found to be: Known bad.

Malicious Activity Summary

healer redline rosn discovery dropper evasion infostealer persistence trojan

Modifies Windows Defender Real-time Protection settings

Healer family

RedLine

Healer

RedLine payload

Detects Healer an antivirus disabler dropper

Redline family

Windows security modification

Executes dropped EXE

Adds Run key to start application

Program crash

Unsigned PE

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

2024-11-04 14:02

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-04 14:02

Reported

2024-11-04 14:04

Platform

win10v2004-20241007-en

Max time kernel

148s

Max time network

153s

Command Line

"C:\Users\Admin\AppData\Local\Temp\0dc6cbb566d95504d4cb072fbf1f52349e2db1267553e6fa59a765a1c87e8f9c.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
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

Healer

dropper healer

Healer family

healer

Modifies Windows Defender Real-time Protection settings

evasion trojan
Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro5491.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\pro5491.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\pro5491.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\pro5491.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\pro5491.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\pro5491.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

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\pro5491.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro5491.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_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\un802735.exe N/A
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\0dc6cbb566d95504d4cb072fbf1f52349e2db1267553e6fa59a765a1c87e8f9c.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\0dc6cbb566d95504d4cb072fbf1f52349e2db1267553e6fa59a765a1c87e8f9c.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un802735.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro5491.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu5385.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro5491.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro5491.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro5491.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu5385.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4908 wrote to memory of 4624 N/A C:\Users\Admin\AppData\Local\Temp\0dc6cbb566d95504d4cb072fbf1f52349e2db1267553e6fa59a765a1c87e8f9c.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un802735.exe
PID 4908 wrote to memory of 4624 N/A C:\Users\Admin\AppData\Local\Temp\0dc6cbb566d95504d4cb072fbf1f52349e2db1267553e6fa59a765a1c87e8f9c.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un802735.exe
PID 4908 wrote to memory of 4624 N/A C:\Users\Admin\AppData\Local\Temp\0dc6cbb566d95504d4cb072fbf1f52349e2db1267553e6fa59a765a1c87e8f9c.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un802735.exe
PID 4624 wrote to memory of 4336 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un802735.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro5491.exe
PID 4624 wrote to memory of 4336 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un802735.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro5491.exe
PID 4624 wrote to memory of 4336 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un802735.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro5491.exe
PID 4624 wrote to memory of 2260 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un802735.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu5385.exe
PID 4624 wrote to memory of 2260 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un802735.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu5385.exe
PID 4624 wrote to memory of 2260 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un802735.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu5385.exe

Processes

C:\Users\Admin\AppData\Local\Temp\0dc6cbb566d95504d4cb072fbf1f52349e2db1267553e6fa59a765a1c87e8f9c.exe

"C:\Users\Admin\AppData\Local\Temp\0dc6cbb566d95504d4cb072fbf1f52349e2db1267553e6fa59a765a1c87e8f9c.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un802735.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un802735.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro5491.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro5491.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 4336 -ip 4336

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4336 -s 1080

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu5385.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu5385.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 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 150.171.27.10:443 g.bing.com tcp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 10.27.171.150.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 5.181.190.20.in-addr.arpa udp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp
RU 176.113.115.145:4125 tcp
US 8.8.8.8:53 200.163.202.172.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 107.12.20.2.in-addr.arpa udp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
RU 176.113.115.145:4125 tcp
RU 176.113.115.145:4125 tcp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp
RU 176.113.115.145:4125 tcp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
RU 176.113.115.145:4125 tcp
RU 176.113.115.145:4125 tcp
US 8.8.8.8:53 252.15.104.51.in-addr.arpa udp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un802735.exe

MD5 e187984821c0eca307238f03bb75d8fa
SHA1 ed1bbfb544aa7973c291e4a1fa2905236854cc73
SHA256 f931b3a7370b83bf9ce257d3be14312cf131d6d8d1716a6923270ebb5f98384b
SHA512 a8ef3033f5653d64130dcf7926022f547cb15eb7160031de2da987d9020f4f5136e779243499bf5d5f2c44edf5f93b04aefdc16c0fb40b36ece28bd6ade4f9e7

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro5491.exe

MD5 50a9b1e8bf11a952fd891b854ad39314
SHA1 79ede8a9901ae7e2b0951dfd9d852f0194d5c809
SHA256 efd20bb9ad14a83446f34a6f59bb4146f6eeb19355c5d154c1a8fb06527feb8d
SHA512 629567c847dc0efa744ad59d09c49fdeb22aa70b4d16891ef0ad670040f080646ebe2892db66d3ac8a051538e2bfab4d94ebd50fc23704de47924e63ca8132c5

memory/4336-15-0x0000000000830000-0x0000000000930000-memory.dmp

memory/4336-16-0x00000000009C0000-0x00000000009ED000-memory.dmp

memory/4336-17-0x0000000000400000-0x0000000000430000-memory.dmp

memory/4336-18-0x0000000000400000-0x0000000000802000-memory.dmp

memory/4336-19-0x0000000000B80000-0x0000000000B9A000-memory.dmp

memory/4336-20-0x0000000004ED0000-0x0000000005474000-memory.dmp

memory/4336-21-0x0000000002A10000-0x0000000002A28000-memory.dmp

memory/4336-28-0x0000000002A10000-0x0000000002A22000-memory.dmp

memory/4336-47-0x0000000002A10000-0x0000000002A22000-memory.dmp

memory/4336-49-0x0000000002A10000-0x0000000002A22000-memory.dmp

memory/4336-45-0x0000000002A10000-0x0000000002A22000-memory.dmp

memory/4336-43-0x0000000002A10000-0x0000000002A22000-memory.dmp

memory/4336-41-0x0000000002A10000-0x0000000002A22000-memory.dmp

memory/4336-39-0x0000000002A10000-0x0000000002A22000-memory.dmp

memory/4336-37-0x0000000002A10000-0x0000000002A22000-memory.dmp

memory/4336-36-0x0000000002A10000-0x0000000002A22000-memory.dmp

memory/4336-33-0x0000000002A10000-0x0000000002A22000-memory.dmp

memory/4336-31-0x0000000002A10000-0x0000000002A22000-memory.dmp

memory/4336-29-0x0000000002A10000-0x0000000002A22000-memory.dmp

memory/4336-25-0x0000000002A10000-0x0000000002A22000-memory.dmp

memory/4336-23-0x0000000002A10000-0x0000000002A22000-memory.dmp

memory/4336-22-0x0000000002A10000-0x0000000002A22000-memory.dmp

memory/4336-50-0x0000000000830000-0x0000000000930000-memory.dmp

memory/4336-51-0x00000000009C0000-0x00000000009ED000-memory.dmp

memory/4336-52-0x0000000000400000-0x0000000000430000-memory.dmp

memory/4336-56-0x0000000000400000-0x0000000000430000-memory.dmp

memory/4336-55-0x0000000000400000-0x0000000000802000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu5385.exe

MD5 7bbc2e27dc9830366e99dc7c233a3488
SHA1 cd4603df280f4078e47acfbc2e5a414e45c086f7
SHA256 c9b49ef306ffa2e911ce524bc373f22a622b2afa273858b090d3b55845a63f44
SHA512 5199ef6659133c413bb9d77f364b94304e0b6314ae56f201ca60d38d2d00ac9cbf3c9de0d2943023bf5c919b9378a5fa5d027449845bc49e06384ce59a562184

memory/2260-61-0x0000000002950000-0x0000000002996000-memory.dmp

memory/2260-62-0x0000000004E80000-0x0000000004EC4000-memory.dmp

memory/2260-78-0x0000000004E80000-0x0000000004EBF000-memory.dmp

memory/2260-96-0x0000000004E80000-0x0000000004EBF000-memory.dmp

memory/2260-94-0x0000000004E80000-0x0000000004EBF000-memory.dmp

memory/2260-92-0x0000000004E80000-0x0000000004EBF000-memory.dmp

memory/2260-90-0x0000000004E80000-0x0000000004EBF000-memory.dmp

memory/2260-88-0x0000000004E80000-0x0000000004EBF000-memory.dmp

memory/2260-86-0x0000000004E80000-0x0000000004EBF000-memory.dmp

memory/2260-84-0x0000000004E80000-0x0000000004EBF000-memory.dmp

memory/2260-82-0x0000000004E80000-0x0000000004EBF000-memory.dmp

memory/2260-80-0x0000000004E80000-0x0000000004EBF000-memory.dmp

memory/2260-76-0x0000000004E80000-0x0000000004EBF000-memory.dmp

memory/2260-74-0x0000000004E80000-0x0000000004EBF000-memory.dmp

memory/2260-72-0x0000000004E80000-0x0000000004EBF000-memory.dmp

memory/2260-70-0x0000000004E80000-0x0000000004EBF000-memory.dmp

memory/2260-68-0x0000000004E80000-0x0000000004EBF000-memory.dmp

memory/2260-66-0x0000000004E80000-0x0000000004EBF000-memory.dmp

memory/2260-64-0x0000000004E80000-0x0000000004EBF000-memory.dmp

memory/2260-63-0x0000000004E80000-0x0000000004EBF000-memory.dmp

memory/2260-969-0x0000000005540000-0x0000000005B58000-memory.dmp

memory/2260-970-0x0000000005B60000-0x0000000005C6A000-memory.dmp

memory/2260-971-0x0000000004F40000-0x0000000004F52000-memory.dmp

memory/2260-972-0x0000000005C70000-0x0000000005CAC000-memory.dmp

memory/2260-973-0x0000000005DB0000-0x0000000005DFC000-memory.dmp