Malware Analysis Report

2025-01-23 07:33

Sample ID 241104-q6kzna1dmp
Target 737b93112272bc39c820abfc91dfde8d3b7769bffb3f0e6e2bb71c691a114afe
SHA256 737b93112272bc39c820abfc91dfde8d3b7769bffb3f0e6e2bb71c691a114afe
Tags
healer redline rumfa 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

737b93112272bc39c820abfc91dfde8d3b7769bffb3f0e6e2bb71c691a114afe

Threat Level: Known bad

The file 737b93112272bc39c820abfc91dfde8d3b7769bffb3f0e6e2bb71c691a114afe was found to be: Known bad.

Malicious Activity Summary

healer redline rumfa discovery dropper evasion infostealer persistence trojan

Healer

Modifies Windows Defender Real-time Protection settings

RedLine payload

Redline family

RedLine

Detects Healer an antivirus disabler dropper

Healer family

Windows security modification

Executes dropped EXE

Adds Run key to start application

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

2024-11-04 13:52

Signatures

Unsigned PE

Description Indicator Process Target
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Analysis: behavioral1

Detonation Overview

Submitted

2024-11-04 13:52

Reported

2024-11-04 13:54

Platform

win10v2004-20241007-en

Max time kernel

143s

Max time network

147s

Command Line

"C:\Users\Admin\AppData\Local\Temp\737b93112272bc39c820abfc91dfde8d3b7769bffb3f0e6e2bb71c691a114afe.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\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw36DP33wB08.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw36DP33wB08.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\sw36DP33wB08.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\sw36DP33wB08.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\sw36DP33wB08.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\sw36DP33wB08.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\sw36DP33wB08.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\737b93112272bc39c820abfc91dfde8d3b7769bffb3f0e6e2bb71c691a114afe.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\vVj8317Jj.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\737b93112272bc39c820abfc91dfde8d3b7769bffb3f0e6e2bb71c691a114afe.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vVj8317Jj.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tQP58gL52.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw36DP33wB08.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw36DP33wB08.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw36DP33wB08.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tQP58gL52.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\737b93112272bc39c820abfc91dfde8d3b7769bffb3f0e6e2bb71c691a114afe.exe

"C:\Users\Admin\AppData\Local\Temp\737b93112272bc39c820abfc91dfde8d3b7769bffb3f0e6e2bb71c691a114afe.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vVj8317Jj.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vVj8317Jj.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw36DP33wB08.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw36DP33wB08.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tQP58gL52.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tQP58gL52.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 g.bing.com udp
US 150.171.28.10:443 g.bing.com tcp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 71.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
RU 193.233.20.24:4123 tcp
RU 193.233.20.24:4123 tcp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
RU 193.233.20.24:4123 tcp
RU 193.233.20.24:4123 tcp
US 8.8.8.8:53 19.229.111.52.in-addr.arpa udp
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
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
RU 193.233.20.24:4123 tcp
RU 193.233.20.24:4123 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vVj8317Jj.exe

MD5 1775a3421a9276d1c4c851254f675dff
SHA1 bc531247e9b46411c55f759dbe9efb86387e289e
SHA256 0f99bbd4cce873195cae386e4b552d85528fcd73f0deb51f6ad5b46de8304e88
SHA512 c2ef9f443abee452188de952e01ffbc9380fa288640b26b29ac52fa3391bf76befa965be4c0e19fdfd43ad7e16c50307052660865b1efe2226d13a62e40c5004

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw36DP33wB08.exe

MD5 4bc4e0ddb225d825a367190b805e766d
SHA1 7a4d3dd675d8dbc665cf37fd48a5611a83e58a6e
SHA256 c61b4d88f5e3bdaf0f87a221f096cb8f90d060075a0309797f7cea47b784ac61
SHA512 393b2b7ea60caec7869f9b38c09d346eba2476673dfbb2923784be81e41363524854ce87253a4720ddf07903751e1dc39f01b0ca5b708c0b438b83449c484c7e

memory/1280-14-0x00007FFC7E693000-0x00007FFC7E695000-memory.dmp

memory/1280-15-0x0000000000EC0000-0x0000000000ECA000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tQP58gL52.exe

MD5 e11ed6fc64ebc2ac86e3a4e39aa0b6b6
SHA1 ad61736c537f06c5eda7ae7064b55a37b514eea1
SHA256 8b09887654b84d73fdaf0d421b2d5910529cbfcd5a4848a23111c2612d3a1695
SHA512 43e07b129d1b0269027fca92c05cd28fcecd5c9469df0b414ad24ba1b3270f6e55c2e5b67bc4734ec43d72e0609d58c068c23560716db14cd468031cb7b6b880

memory/3344-21-0x0000000002710000-0x0000000002756000-memory.dmp

memory/3344-22-0x0000000004E10000-0x00000000053B4000-memory.dmp

memory/3344-23-0x0000000004CF0000-0x0000000004D34000-memory.dmp

memory/3344-49-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

memory/3344-61-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

memory/3344-87-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

memory/3344-85-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

memory/3344-83-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

memory/3344-81-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

memory/3344-80-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

memory/3344-77-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

memory/3344-75-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

memory/3344-73-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

memory/3344-71-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

memory/3344-69-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

memory/3344-65-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

memory/3344-64-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

memory/3344-59-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

memory/3344-57-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

memory/3344-55-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

memory/3344-53-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

memory/3344-51-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

memory/3344-47-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

memory/3344-45-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

memory/3344-43-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

memory/3344-41-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

memory/3344-39-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

memory/3344-37-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

memory/3344-35-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

memory/3344-33-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

memory/3344-29-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

memory/3344-67-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

memory/3344-31-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

memory/3344-27-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

memory/3344-25-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

memory/3344-24-0x0000000004CF0000-0x0000000004D2E000-memory.dmp

memory/3344-930-0x00000000053C0000-0x00000000059D8000-memory.dmp

memory/3344-931-0x00000000059E0000-0x0000000005AEA000-memory.dmp

memory/3344-932-0x0000000005AF0000-0x0000000005B02000-memory.dmp

memory/3344-933-0x0000000005B10000-0x0000000005B4C000-memory.dmp

memory/3344-934-0x0000000005C50000-0x0000000005C9C000-memory.dmp