Malware Analysis Report

2024-12-06 02:55

Sample ID 241110-cdsxxaxapq
Target 049139f66a72a725e076d6306685a2daf654072d35f38693eaf3353c2e045c50
SHA256 049139f66a72a725e076d6306685a2daf654072d35f38693eaf3353c2e045c50
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

049139f66a72a725e076d6306685a2daf654072d35f38693eaf3353c2e045c50

Threat Level: Known bad

The file 049139f66a72a725e076d6306685a2daf654072d35f38693eaf3353c2e045c50 was found to be: Known bad.

Malicious Activity Summary

healer redline rumfa discovery dropper evasion infostealer persistence trojan

RedLine

Redline family

Healer

Modifies Windows Defender Real-time Protection settings

Detects Healer an antivirus disabler dropper

Healer family

RedLine payload

Windows security modification

Executes dropped EXE

Adds Run key to start application

Launches sc.exe

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

2024-11-10 01:58

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-10 01:58

Reported

2024-11-10 02:00

Platform

win10v2004-20241007-en

Max time kernel

144s

Max time network

148s

Command Line

"C:\Users\Admin\AppData\Local\Temp\049139f66a72a725e076d6306685a2daf654072d35f38693eaf3353c2e045c50.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

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\sw91LN59MZ29.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\sw91LN59MZ29.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\sw91LN59MZ29.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\sw91LN59MZ29.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\sw91LN59MZ29.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\sw91LN59MZ29.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
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
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw91LN59MZ29.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\049139f66a72a725e076d6306685a2daf654072d35f38693eaf3353c2e045c50.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\vNi1033ZA.exe N/A

Launches sc.exe

Description Indicator Process Target
N/A N/A C:\Windows\system32\sc.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\049139f66a72a725e076d6306685a2daf654072d35f38693eaf3353c2e045c50.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vNi1033ZA.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tMi81UJ09.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw91LN59MZ29.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw91LN59MZ29.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw91LN59MZ29.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tMi81UJ09.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\049139f66a72a725e076d6306685a2daf654072d35f38693eaf3353c2e045c50.exe

"C:\Users\Admin\AppData\Local\Temp\049139f66a72a725e076d6306685a2daf654072d35f38693eaf3353c2e045c50.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vNi1033ZA.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vNi1033ZA.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw91LN59MZ29.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw91LN59MZ29.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tMi81UJ09.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tMi81UJ09.exe

C:\Windows\system32\sc.exe

C:\Windows\system32\sc.exe start wuauserv

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 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 69.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
RU 193.233.20.24:4123 tcp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
RU 193.233.20.24:4123 tcp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
RU 193.233.20.24:4123 tcp
RU 193.233.20.24:4123 tcp
US 8.8.8.8:53 11.227.111.52.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\vNi1033ZA.exe

MD5 729f8cf1db7b47b005de619b095b3641
SHA1 d2449371db85da236ba8f14e0ad29e75d32df843
SHA256 166d69cffb886a926e3bf159f3f0b22e5757bec8eb5d6e4ab2f453490a407952
SHA512 64b628ab01a7837ef37d497dd56b325089144eab4e9adfc447924a754b5e9c72d6a921957b4649f0f832c8400185b34dc486e64164a7a8b0c93cdb5969671e78

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw91LN59MZ29.exe

MD5 812d1b479d9531c44390b1a8089df61c
SHA1 3ebf6aab8f2bf78ad8a1a68e86e11a00bf443b7d
SHA256 fc0158b5b0750ee408ea393beea080a7601a7c5024882809713112c041f9da89
SHA512 e75466a5830d29bd7ef4d348306ffeea2cbfbf850e5020b16645b8d4e5779b271033a6a438438b0364179453ad19f3cc30be62bbf79865f92a7b6f535548cdd0

memory/1244-15-0x00007FF969A63000-0x00007FF969A65000-memory.dmp

memory/1244-14-0x0000000000930000-0x000000000093A000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tMi81UJ09.exe

MD5 932ce359cdc8eb7b4651a64aed6e493c
SHA1 10ab63aacb72202c59d42b88ddcc42252a615be5
SHA256 049a442cf189e4ad3c32ddbb536332fca534ddb5cd2a4866b3af62be7cc4b2d4
SHA512 bd9c106ef6b784cc85fd6e48b37f777f520a7c448263e2c747e651b2cbb742e88cfb2ece3ac97355c9aa0f37cd5b404210b6a35ad478896808468cf5d375d07e

memory/1332-21-0x0000000002260000-0x00000000022A6000-memory.dmp

memory/1332-22-0x0000000004B70000-0x0000000005114000-memory.dmp

memory/1332-23-0x0000000005160000-0x00000000051A4000-memory.dmp

memory/1332-25-0x0000000005160000-0x000000000519E000-memory.dmp

memory/1332-35-0x0000000005160000-0x000000000519E000-memory.dmp

memory/1332-87-0x0000000005160000-0x000000000519E000-memory.dmp

memory/1332-85-0x0000000005160000-0x000000000519E000-memory.dmp

memory/1332-83-0x0000000005160000-0x000000000519E000-memory.dmp

memory/1332-81-0x0000000005160000-0x000000000519E000-memory.dmp

memory/1332-79-0x0000000005160000-0x000000000519E000-memory.dmp

memory/1332-77-0x0000000005160000-0x000000000519E000-memory.dmp

memory/1332-75-0x0000000005160000-0x000000000519E000-memory.dmp

memory/1332-73-0x0000000005160000-0x000000000519E000-memory.dmp

memory/1332-71-0x0000000005160000-0x000000000519E000-memory.dmp

memory/1332-69-0x0000000005160000-0x000000000519E000-memory.dmp

memory/1332-67-0x0000000005160000-0x000000000519E000-memory.dmp

memory/1332-63-0x0000000005160000-0x000000000519E000-memory.dmp

memory/1332-61-0x0000000005160000-0x000000000519E000-memory.dmp

memory/1332-59-0x0000000005160000-0x000000000519E000-memory.dmp

memory/1332-57-0x0000000005160000-0x000000000519E000-memory.dmp

memory/1332-55-0x0000000005160000-0x000000000519E000-memory.dmp

memory/1332-53-0x0000000005160000-0x000000000519E000-memory.dmp

memory/1332-51-0x0000000005160000-0x000000000519E000-memory.dmp

memory/1332-49-0x0000000005160000-0x000000000519E000-memory.dmp

memory/1332-47-0x0000000005160000-0x000000000519E000-memory.dmp

memory/1332-45-0x0000000005160000-0x000000000519E000-memory.dmp

memory/1332-43-0x0000000005160000-0x000000000519E000-memory.dmp

memory/1332-41-0x0000000005160000-0x000000000519E000-memory.dmp

memory/1332-39-0x0000000005160000-0x000000000519E000-memory.dmp

memory/1332-33-0x0000000005160000-0x000000000519E000-memory.dmp

memory/1332-31-0x0000000005160000-0x000000000519E000-memory.dmp

memory/1332-29-0x0000000005160000-0x000000000519E000-memory.dmp

memory/1332-27-0x0000000005160000-0x000000000519E000-memory.dmp

memory/1332-65-0x0000000005160000-0x000000000519E000-memory.dmp

memory/1332-37-0x0000000005160000-0x000000000519E000-memory.dmp

memory/1332-24-0x0000000005160000-0x000000000519E000-memory.dmp

memory/1332-930-0x00000000051C0000-0x00000000057D8000-memory.dmp

memory/1332-931-0x0000000005860000-0x000000000596A000-memory.dmp

memory/1332-932-0x00000000059A0000-0x00000000059B2000-memory.dmp

memory/1332-933-0x00000000059C0000-0x00000000059FC000-memory.dmp

memory/1332-934-0x0000000005B10000-0x0000000005B5C000-memory.dmp