Malware Analysis Report

2025-04-03 14:21

Sample ID 241110-djkn6ayapn
Target 587e7011b952f115791a6713032d2b19bade4bdbecee2a4450220ef59d3dc99e
SHA256 587e7011b952f115791a6713032d2b19bade4bdbecee2a4450220ef59d3dc99e
Tags
healer redline 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

587e7011b952f115791a6713032d2b19bade4bdbecee2a4450220ef59d3dc99e

Threat Level: Known bad

The file 587e7011b952f115791a6713032d2b19bade4bdbecee2a4450220ef59d3dc99e was found to be: Known bad.

Malicious Activity Summary

healer redline discovery dropper evasion infostealer persistence trojan

Detects Healer an antivirus disabler dropper

RedLine

Modifies Windows Defender Real-time Protection settings

Healer

Redline family

Healer family

RedLine payload

Executes dropped EXE

Windows security modification

Adds Run key to start application

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-10 03:02

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-10 03:02

Reported

2024-11-10 03:04

Platform

win10v2004-20241007-en

Max time kernel

148s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\587e7011b952f115791a6713032d2b19bade4bdbecee2a4450220ef59d3dc99e.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
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k6233685.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\k6233685.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\k6233685.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\k6233685.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\k6233685.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\k6233685.exe N/A

RedLine

infostealer redline

RedLine payload

Description Indicator Process Target
N/A N/A N/A N/A
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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\k6233685.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k6233685.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\587e7011b952f115791a6713032d2b19bade4bdbecee2a4450220ef59d3dc99e.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\y0188092.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\587e7011b952f115791a6713032d2b19bade4bdbecee2a4450220ef59d3dc99e.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y0188092.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k6233685.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l1963120.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k6233685.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k6233685.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k6233685.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4412 wrote to memory of 2288 N/A C:\Users\Admin\AppData\Local\Temp\587e7011b952f115791a6713032d2b19bade4bdbecee2a4450220ef59d3dc99e.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y0188092.exe
PID 4412 wrote to memory of 2288 N/A C:\Users\Admin\AppData\Local\Temp\587e7011b952f115791a6713032d2b19bade4bdbecee2a4450220ef59d3dc99e.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y0188092.exe
PID 4412 wrote to memory of 2288 N/A C:\Users\Admin\AppData\Local\Temp\587e7011b952f115791a6713032d2b19bade4bdbecee2a4450220ef59d3dc99e.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y0188092.exe
PID 2288 wrote to memory of 1000 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y0188092.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k6233685.exe
PID 2288 wrote to memory of 1000 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y0188092.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k6233685.exe
PID 2288 wrote to memory of 1000 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y0188092.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k6233685.exe
PID 2288 wrote to memory of 216 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y0188092.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l1963120.exe
PID 2288 wrote to memory of 216 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y0188092.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l1963120.exe
PID 2288 wrote to memory of 216 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y0188092.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l1963120.exe

Processes

C:\Users\Admin\AppData\Local\Temp\587e7011b952f115791a6713032d2b19bade4bdbecee2a4450220ef59d3dc99e.exe

"C:\Users\Admin\AppData\Local\Temp\587e7011b952f115791a6713032d2b19bade4bdbecee2a4450220ef59d3dc99e.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y0188092.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y0188092.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k6233685.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k6233685.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l1963120.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l1963120.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 83.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 2.159.190.20.in-addr.arpa udp
FI 77.91.124.251:19069 tcp
US 8.8.8.8:53 212.20.149.52.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
FI 77.91.124.251:19069 tcp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
FI 77.91.124.251:19069 tcp
FI 77.91.124.251:19069 tcp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 21.236.111.52.in-addr.arpa udp
FI 77.91.124.251:19069 tcp
FI 77.91.124.251:19069 tcp
FI 77.91.124.251:19069 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y0188092.exe

MD5 a3443f1ac59903f3b55bd96500b005b6
SHA1 c7a6510964293de582e0c5438fa9b2f24b71880b
SHA256 910ba307a0102660a5ffc225f51d34d26b0f92d75c579a35143029d895b14281
SHA512 e5b31ac54e439ead68b4f81f7292cd9af06f458bc9ec80e3b16aeb661d0c93389a33b7f9b0610966fc6bfec750c7b248020711722205379de0cfd6dcaa25331e

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k6233685.exe

MD5 3382a566e84b5179786402e460cfe31f
SHA1 592dd7913bce08977e41725148c89bf13e0f4e3d
SHA256 fdf02d0ee771fa92c4fa179b5ef6a58f6958076ba3bf3cfe0f6dfebb49ef8bbf
SHA512 321b8546b5f4af906e7790f0e9c9b71bbc4d0dd96922d1f03623d44f2f93cede1402d46e325d136677c73e88977e87d7a965eec6be381a4fd074a2d6b7d9bdc1

memory/1000-14-0x0000000073DEE000-0x0000000073DEF000-memory.dmp

memory/1000-15-0x0000000002290000-0x00000000022AA000-memory.dmp

memory/1000-16-0x0000000073DE0000-0x0000000074590000-memory.dmp

memory/1000-17-0x00000000049E0000-0x0000000004F84000-memory.dmp

memory/1000-19-0x0000000004980000-0x0000000004998000-memory.dmp

memory/1000-20-0x0000000073DE0000-0x0000000074590000-memory.dmp

memory/1000-18-0x0000000073DE0000-0x0000000074590000-memory.dmp

memory/1000-21-0x0000000004980000-0x0000000004992000-memory.dmp

memory/1000-48-0x0000000004980000-0x0000000004992000-memory.dmp

memory/1000-46-0x0000000004980000-0x0000000004992000-memory.dmp

memory/1000-44-0x0000000004980000-0x0000000004992000-memory.dmp

memory/1000-42-0x0000000004980000-0x0000000004992000-memory.dmp

memory/1000-40-0x0000000004980000-0x0000000004992000-memory.dmp

memory/1000-38-0x0000000004980000-0x0000000004992000-memory.dmp

memory/1000-36-0x0000000004980000-0x0000000004992000-memory.dmp

memory/1000-34-0x0000000004980000-0x0000000004992000-memory.dmp

memory/1000-32-0x0000000004980000-0x0000000004992000-memory.dmp

memory/1000-28-0x0000000004980000-0x0000000004992000-memory.dmp

memory/1000-26-0x0000000004980000-0x0000000004992000-memory.dmp

memory/1000-24-0x0000000004980000-0x0000000004992000-memory.dmp

memory/1000-22-0x0000000004980000-0x0000000004992000-memory.dmp

memory/1000-30-0x0000000004980000-0x0000000004992000-memory.dmp

memory/1000-49-0x0000000073DEE000-0x0000000073DEF000-memory.dmp

memory/1000-50-0x0000000073DE0000-0x0000000074590000-memory.dmp

memory/1000-52-0x0000000073DE0000-0x0000000074590000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l1963120.exe

MD5 b848c721f58f1f6b3ff70227fef67005
SHA1 47d9d450779ba87debe2bc08389d5491326eff3e
SHA256 6ef78fe8c9451a5d32678c519c08d0d0e0f0b97264a3cb7566b48293ec8fc879
SHA512 03c2cc83d442d44da0f0f2488a5e9a959b66d389493a0964c9c548c0b15ce1315491f4f9235f8ef2fd0910e042f42096178405f140b7478f3de4d31f49c475a4

memory/216-56-0x0000000000870000-0x0000000000898000-memory.dmp

memory/216-58-0x0000000007580000-0x0000000007592000-memory.dmp

memory/216-57-0x0000000007B80000-0x0000000008198000-memory.dmp

memory/216-59-0x00000000076F0000-0x00000000077FA000-memory.dmp

memory/216-60-0x0000000007620000-0x000000000765C000-memory.dmp

memory/216-61-0x0000000007660000-0x00000000076AC000-memory.dmp