Malware Analysis Report

2025-08-10 14:35

Sample ID 241111-grnmkatldw
Target d241c3ee3226b473ce781e6640d3c24944ed93e186e357bf4d73f4eebace3453
SHA256 d241c3ee3226b473ce781e6640d3c24944ed93e186e357bf4d73f4eebace3453
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

d241c3ee3226b473ce781e6640d3c24944ed93e186e357bf4d73f4eebace3453

Threat Level: Known bad

The file d241c3ee3226b473ce781e6640d3c24944ed93e186e357bf4d73f4eebace3453 was found to be: Known bad.

Malicious Activity Summary

healer redline discovery dropper evasion infostealer persistence trojan

Detects Healer an antivirus disabler dropper

RedLine payload

Redline family

Healer family

Modifies Windows Defender Real-time Protection settings

RedLine

Healer

Windows security modification

Executes dropped EXE

Adds Run key to start application

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

2024-11-11 06:02

Signatures

Unsigned PE

Description Indicator Process Target
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Analysis: behavioral1

Detonation Overview

Submitted

2024-11-11 06:02

Reported

2024-11-11 06:04

Platform

win10v2004-20241007-en

Max time kernel

141s

Max time network

148s

Command Line

"C:\Users\Admin\AppData\Local\Temp\d241c3ee3226b473ce781e6640d3c24944ed93e186e357bf4d73f4eebace3453.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\IXP004.TMP\az085205.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\az085205.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\az085205.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\az085205.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\az085205.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\az085205.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\IXP004.TMP\az085205.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\d241c3ee3226b473ce781e6640d3c24944ed93e186e357bf4d73f4eebace3453.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\ki313307.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup2 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP002.TMP\\\"" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ki037489.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup3 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP003.TMP\\\"" C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\ki515574.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup4 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP004.TMP\\\"" C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\ki397182.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\d241c3ee3226b473ce781e6640d3c24944ed93e186e357bf4d73f4eebace3453.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ki313307.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ki037489.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\ki515574.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\ki397182.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\bu592847.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\az085205.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\az085205.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\az085205.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\bu592847.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2184 wrote to memory of 1960 N/A C:\Users\Admin\AppData\Local\Temp\d241c3ee3226b473ce781e6640d3c24944ed93e186e357bf4d73f4eebace3453.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ki313307.exe
PID 2184 wrote to memory of 1960 N/A C:\Users\Admin\AppData\Local\Temp\d241c3ee3226b473ce781e6640d3c24944ed93e186e357bf4d73f4eebace3453.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ki313307.exe
PID 2184 wrote to memory of 1960 N/A C:\Users\Admin\AppData\Local\Temp\d241c3ee3226b473ce781e6640d3c24944ed93e186e357bf4d73f4eebace3453.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ki313307.exe
PID 1960 wrote to memory of 1440 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ki313307.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ki037489.exe
PID 1960 wrote to memory of 1440 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ki313307.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ki037489.exe
PID 1960 wrote to memory of 1440 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ki313307.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ki037489.exe
PID 1440 wrote to memory of 2620 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ki037489.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\ki515574.exe
PID 1440 wrote to memory of 2620 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ki037489.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\ki515574.exe
PID 1440 wrote to memory of 2620 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ki037489.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\ki515574.exe
PID 2620 wrote to memory of 4696 N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\ki515574.exe C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\ki397182.exe
PID 2620 wrote to memory of 4696 N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\ki515574.exe C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\ki397182.exe
PID 2620 wrote to memory of 4696 N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\ki515574.exe C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\ki397182.exe
PID 4696 wrote to memory of 1872 N/A C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\ki397182.exe C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\az085205.exe
PID 4696 wrote to memory of 1872 N/A C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\ki397182.exe C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\az085205.exe
PID 4696 wrote to memory of 4512 N/A C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\ki397182.exe C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\bu592847.exe
PID 4696 wrote to memory of 4512 N/A C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\ki397182.exe C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\bu592847.exe
PID 4696 wrote to memory of 4512 N/A C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\ki397182.exe C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\bu592847.exe

Processes

C:\Users\Admin\AppData\Local\Temp\d241c3ee3226b473ce781e6640d3c24944ed93e186e357bf4d73f4eebace3453.exe

"C:\Users\Admin\AppData\Local\Temp\d241c3ee3226b473ce781e6640d3c24944ed93e186e357bf4d73f4eebace3453.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ki313307.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ki313307.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ki037489.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ki037489.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\ki515574.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\ki515574.exe

C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\ki397182.exe

C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\ki397182.exe

C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\az085205.exe

C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\az085205.exe

C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\bu592847.exe

C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\bu592847.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
RU 185.161.248.152:38452 tcp
RU 185.161.248.152:38452 tcp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
RU 185.161.248.152:38452 tcp
RU 185.161.248.152:38452 tcp
US 8.8.8.8:53 30.243.111.52.in-addr.arpa udp
RU 185.161.248.152:38452 tcp
RU 185.161.248.152:38452 tcp
RU 185.161.248.152:38452 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ki313307.exe

MD5 a4eb1aeb470ef6aa97c07e96c258c2ec
SHA1 3800ecf76d62218f25aabfe3c8e86a63379af41e
SHA256 15c2104419704d0f695a70ecb86fc221dcf346f16bfdb286d7f213af22f460f5
SHA512 e892a183a0635d9309d0216457619b7aedfe9336ea868c803b4101a734c949fdb4d93a2e63a5912e5f25ca4122af765e8e09f4977eb48bffcdad23cac1a1cb27

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ki037489.exe

MD5 4b4c48434c74524f16f8830c7d6bb06e
SHA1 a7b98e003f31b08736c9ad04c7208b320d992b0e
SHA256 59da6114d0438cdaac417fede81cf1f6abc4136bbabb10374a1a04076f4b96a0
SHA512 b42577250cffdc89880a5dfefb252828ba859f687ecb74d7b96cf7fefe188611f311c208fc231f965e4618ed587c642199c1ed270fb023b4a01b0bbc3ad26bfe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\ki515574.exe

MD5 581e79f5637223462eb74475642ed415
SHA1 05eada3956117628b21d8fddb80dced24d4b0907
SHA256 a11eb456c70c74d14ea6c38d52011dd5856c4abcd14e0ddd5d6a3a5f7414cae5
SHA512 9128744f82f51d41a2088135b4a899feb0d85cf96ae8327114751025931adca9a203ff1a548c85dbda20e71cfb9c705e9e548565c5f30d28b9f3db91bf9baf9c

C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\ki397182.exe

MD5 c4ca4b6ce958d153a98898bd4b134d3c
SHA1 11560c369ce6b1fd14e4f04e3d8891f3f856987e
SHA256 db9687b8624d602b5dc11c5be540ed9d50b0f9a0578672bbd0e1b8c30376bebe
SHA512 8d2425f5417120556e4af3454cffadd6378c661a459ba6bee610fc766e2678e49577b4e718a480bc6e83c39058964447914fa9ec8af5a4042b1219b209b75373

C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\az085205.exe

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

memory/1872-35-0x00000000002D0000-0x00000000002DA000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\bu592847.exe

MD5 af0b87ce2a31a0b88552fe758934eb97
SHA1 45e0ab543ab57f2b4a36bfdf2d62433d79e988a8
SHA256 9dca31403b7e3a56a28d0b581d45420519787439117230a9cb1b5f6156a862b3
SHA512 3b0cd5616de0b9f274423e387d89a20eca89794c0a5a9a9eaae4bcdf72d56b5d6db72bf5565297108da8b0d1b2bd77a196c68d32d78869c8e781a2512af0d3bb

memory/4512-41-0x0000000004A70000-0x0000000004AAC000-memory.dmp

memory/4512-42-0x0000000007230000-0x00000000077D4000-memory.dmp

memory/4512-43-0x0000000004E70000-0x0000000004EAA000-memory.dmp

memory/4512-49-0x0000000004E70000-0x0000000004EA5000-memory.dmp

memory/4512-55-0x0000000004E70000-0x0000000004EA5000-memory.dmp

memory/4512-107-0x0000000004E70000-0x0000000004EA5000-memory.dmp

memory/4512-106-0x0000000004E70000-0x0000000004EA5000-memory.dmp

memory/4512-101-0x0000000004E70000-0x0000000004EA5000-memory.dmp

memory/4512-99-0x0000000004E70000-0x0000000004EA5000-memory.dmp

memory/4512-97-0x0000000004E70000-0x0000000004EA5000-memory.dmp

memory/4512-95-0x0000000004E70000-0x0000000004EA5000-memory.dmp

memory/4512-93-0x0000000004E70000-0x0000000004EA5000-memory.dmp

memory/4512-91-0x0000000004E70000-0x0000000004EA5000-memory.dmp

memory/4512-89-0x0000000004E70000-0x0000000004EA5000-memory.dmp

memory/4512-87-0x0000000004E70000-0x0000000004EA5000-memory.dmp

memory/4512-83-0x0000000004E70000-0x0000000004EA5000-memory.dmp

memory/4512-81-0x0000000004E70000-0x0000000004EA5000-memory.dmp

memory/4512-79-0x0000000004E70000-0x0000000004EA5000-memory.dmp

memory/4512-77-0x0000000004E70000-0x0000000004EA5000-memory.dmp

memory/4512-75-0x0000000004E70000-0x0000000004EA5000-memory.dmp

memory/4512-73-0x0000000004E70000-0x0000000004EA5000-memory.dmp

memory/4512-71-0x0000000004E70000-0x0000000004EA5000-memory.dmp

memory/4512-69-0x0000000004E70000-0x0000000004EA5000-memory.dmp

memory/4512-67-0x0000000004E70000-0x0000000004EA5000-memory.dmp

memory/4512-63-0x0000000004E70000-0x0000000004EA5000-memory.dmp

memory/4512-61-0x0000000004E70000-0x0000000004EA5000-memory.dmp

memory/4512-59-0x0000000004E70000-0x0000000004EA5000-memory.dmp

memory/4512-57-0x0000000004E70000-0x0000000004EA5000-memory.dmp

memory/4512-53-0x0000000004E70000-0x0000000004EA5000-memory.dmp

memory/4512-51-0x0000000004E70000-0x0000000004EA5000-memory.dmp

memory/4512-103-0x0000000004E70000-0x0000000004EA5000-memory.dmp

memory/4512-85-0x0000000004E70000-0x0000000004EA5000-memory.dmp

memory/4512-65-0x0000000004E70000-0x0000000004EA5000-memory.dmp

memory/4512-47-0x0000000004E70000-0x0000000004EA5000-memory.dmp

memory/4512-45-0x0000000004E70000-0x0000000004EA5000-memory.dmp

memory/4512-44-0x0000000004E70000-0x0000000004EA5000-memory.dmp

memory/4512-836-0x0000000009CA0000-0x000000000A2B8000-memory.dmp

memory/4512-837-0x000000000A340000-0x000000000A352000-memory.dmp

memory/4512-838-0x000000000A360000-0x000000000A46A000-memory.dmp

memory/4512-839-0x000000000A480000-0x000000000A4BC000-memory.dmp

memory/4512-840-0x0000000004770000-0x00000000047BC000-memory.dmp