Malware Analysis Report

2025-03-15 01:45

Sample ID 230910-tesf7sac64
Target 8ddbbc918f364edc6b9ff6bcafe321c700d6402e56da1c4c8793583be5c1ce9e
SHA256 8ddbbc918f364edc6b9ff6bcafe321c700d6402e56da1c4c8793583be5c1ce9e
Tags
healer redline virad 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

8ddbbc918f364edc6b9ff6bcafe321c700d6402e56da1c4c8793583be5c1ce9e

Threat Level: Known bad

The file 8ddbbc918f364edc6b9ff6bcafe321c700d6402e56da1c4c8793583be5c1ce9e was found to be: Known bad.

Malicious Activity Summary

healer redline virad dropper evasion infostealer persistence trojan

Detects Healer an antivirus disabler dropper

Healer

Modifies Windows Defender Real-time Protection settings

RedLine

Executes dropped EXE

Adds Run key to start application

Suspicious use of SetThreadContext

Program crash

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-09-10 15:58

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2023-09-10 15:58

Reported

2023-09-10 16:01

Platform

win10v2004-20230831-en

Max time kernel

143s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\8ddbbc918f364edc6b9ff6bcafe321c700d6402e56da1c4c8793583be5c1ce9e.exe"

Signatures

Detects Healer an antivirus disabler dropper

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

Healer

dropper healer

Modifies Windows Defender Real-time Protection settings

evasion trojan
Description Indicator Process Target
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe N/A

RedLine

infostealer redline

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\8ddbbc918f364edc6b9ff6bcafe321c700d6402e56da1c4c8793583be5c1ce9e.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\x0419534.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\x0103055.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 1144 set thread context of 1456 N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\g6720356.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe N/A
N/A N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe N/A
Token: SeManageVolumePrivilege N/A C:\Windows\System32\svchost.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2352 wrote to memory of 4840 N/A C:\Users\Admin\AppData\Local\Temp\8ddbbc918f364edc6b9ff6bcafe321c700d6402e56da1c4c8793583be5c1ce9e.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x0419534.exe
PID 2352 wrote to memory of 4840 N/A C:\Users\Admin\AppData\Local\Temp\8ddbbc918f364edc6b9ff6bcafe321c700d6402e56da1c4c8793583be5c1ce9e.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x0419534.exe
PID 2352 wrote to memory of 4840 N/A C:\Users\Admin\AppData\Local\Temp\8ddbbc918f364edc6b9ff6bcafe321c700d6402e56da1c4c8793583be5c1ce9e.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x0419534.exe
PID 4840 wrote to memory of 552 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x0419534.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x0103055.exe
PID 4840 wrote to memory of 552 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x0419534.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x0103055.exe
PID 4840 wrote to memory of 552 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x0419534.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x0103055.exe
PID 552 wrote to memory of 1144 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x0103055.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\g6720356.exe
PID 552 wrote to memory of 1144 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x0103055.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\g6720356.exe
PID 552 wrote to memory of 1144 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x0103055.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\g6720356.exe
PID 1144 wrote to memory of 1456 N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\g6720356.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 1144 wrote to memory of 1456 N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\g6720356.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 1144 wrote to memory of 1456 N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\g6720356.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 1144 wrote to memory of 1456 N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\g6720356.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 1144 wrote to memory of 1456 N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\g6720356.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 1144 wrote to memory of 1456 N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\g6720356.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 1144 wrote to memory of 1456 N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\g6720356.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 1144 wrote to memory of 1456 N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\g6720356.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 552 wrote to memory of 4720 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x0103055.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\i2007960.exe
PID 552 wrote to memory of 4720 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x0103055.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\i2007960.exe
PID 552 wrote to memory of 4720 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x0103055.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\i2007960.exe

Processes

C:\Users\Admin\AppData\Local\Temp\8ddbbc918f364edc6b9ff6bcafe321c700d6402e56da1c4c8793583be5c1ce9e.exe

"C:\Users\Admin\AppData\Local\Temp\8ddbbc918f364edc6b9ff6bcafe321c700d6402e56da1c4c8793583be5c1ce9e.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x0419534.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x0419534.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x0103055.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x0103055.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\g6720356.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\g6720356.exe

C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe

"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 1144 -ip 1144

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1144 -s 136

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\i2007960.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\i2007960.exe

C:\Windows\system32\rundll32.exe

"C:\Windows\system32\rundll32.exe" "C:\Windows\SYSTEM32\EDGEHTML.dll",#141 Microsoft.VCLibs.140.00_8wekyb3d8bbwe

C:\Windows\System32\svchost.exe

C:\Windows\System32\svchost.exe -k UnistackSvcGroup

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 2.136.104.51.in-addr.arpa udp
US 8.8.8.8:53 76.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
FI 77.91.124.82:19071 tcp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 135.1.85.104.in-addr.arpa udp
US 8.8.8.8:53 119.110.54.20.in-addr.arpa udp
US 8.8.8.8:53 1.208.79.178.in-addr.arpa udp
US 8.8.8.8:53 126.23.238.8.in-addr.arpa udp
FI 77.91.124.82:19071 tcp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 120.208.253.8.in-addr.arpa udp
FI 77.91.124.82:19071 tcp
US 8.8.8.8:53 59.128.231.4.in-addr.arpa udp
FI 77.91.124.82:19071 tcp
US 8.8.8.8:53 21.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 200.197.79.204.in-addr.arpa udp
FI 77.91.124.82:19071 tcp
FI 77.91.124.82:19071 tcp
US 8.8.8.8:53 11.73.50.20.in-addr.arpa udp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x0419534.exe

MD5 977d4fc39d9c6b5c8fd9b3fab0a7a7f9
SHA1 5fc4c90a9c6925fbe5173999b12deeb9f71f7f72
SHA256 622467dc910bb8be661a31434c69dc595e092377a3265c84f9b3c09a3edf054b
SHA512 6f8b194fec59306db2685a1c73b6912ef161a0181a5f9f94da86efcc60e9874ad4fb6cd604a67ff1bd2ae47327d15838f81b37dc824d491a2c699efc3aa76f6f

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x0419534.exe

MD5 977d4fc39d9c6b5c8fd9b3fab0a7a7f9
SHA1 5fc4c90a9c6925fbe5173999b12deeb9f71f7f72
SHA256 622467dc910bb8be661a31434c69dc595e092377a3265c84f9b3c09a3edf054b
SHA512 6f8b194fec59306db2685a1c73b6912ef161a0181a5f9f94da86efcc60e9874ad4fb6cd604a67ff1bd2ae47327d15838f81b37dc824d491a2c699efc3aa76f6f

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x0103055.exe

MD5 c8d4c10f42ee45cca503f207d138376d
SHA1 b32790e80ebfc51214642972d7619c1e4d60a8df
SHA256 6e0cd49c0a7bba7215692365df8cad7d4d84fd5250b3c5e41f52466f956de4ae
SHA512 dc4a8587d73b4ea80f431666213b010d2e3571b53d1bef053db83305dd7623e1913130d27be47671f20cca9c841fffdaac21ed2c70a814039166ae4fd50b4ad9

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x0103055.exe

MD5 c8d4c10f42ee45cca503f207d138376d
SHA1 b32790e80ebfc51214642972d7619c1e4d60a8df
SHA256 6e0cd49c0a7bba7215692365df8cad7d4d84fd5250b3c5e41f52466f956de4ae
SHA512 dc4a8587d73b4ea80f431666213b010d2e3571b53d1bef053db83305dd7623e1913130d27be47671f20cca9c841fffdaac21ed2c70a814039166ae4fd50b4ad9

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\g6720356.exe

MD5 f7eeb1a801d2c9102c4e0f1ad3eb647e
SHA1 661a1722f7a8ad76e468e3e2c49ca772ac3fe3db
SHA256 16a01e437d325a072479cd6bb8698218c40c65807738ad36c668d25b38c33830
SHA512 067e53cfa3a1736e8b0aa95178727acadd8ec51d4bb7104892d1503861b4884c6966133fa58f51d59be7d9f1823939bb2ecc8b9506e92c160360296b387e37a4

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\g6720356.exe

MD5 f7eeb1a801d2c9102c4e0f1ad3eb647e
SHA1 661a1722f7a8ad76e468e3e2c49ca772ac3fe3db
SHA256 16a01e437d325a072479cd6bb8698218c40c65807738ad36c668d25b38c33830
SHA512 067e53cfa3a1736e8b0aa95178727acadd8ec51d4bb7104892d1503861b4884c6966133fa58f51d59be7d9f1823939bb2ecc8b9506e92c160360296b387e37a4

memory/1456-21-0x0000000000400000-0x000000000040A000-memory.dmp

memory/1456-22-0x0000000074700000-0x0000000074EB0000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\i2007960.exe

MD5 4713e18eeeb9af738cafe47e11625238
SHA1 eeb15c3fb35cb78b16dff314c2b11297a03ba6cd
SHA256 93bfcac7ef759a244260f5d5da25bb4b904a67d5029eb00699f41a83b09e2f84
SHA512 e303ccfe1baa453e7386eb7e741164b706982242dd5bbe0e88f426f4d3d4f8f9fd62bc9c5e93132f4be631d8a037076c57a29dbf6bc6eeed4619ac48336fd030

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\i2007960.exe

MD5 4713e18eeeb9af738cafe47e11625238
SHA1 eeb15c3fb35cb78b16dff314c2b11297a03ba6cd
SHA256 93bfcac7ef759a244260f5d5da25bb4b904a67d5029eb00699f41a83b09e2f84
SHA512 e303ccfe1baa453e7386eb7e741164b706982242dd5bbe0e88f426f4d3d4f8f9fd62bc9c5e93132f4be631d8a037076c57a29dbf6bc6eeed4619ac48336fd030

memory/4720-26-0x0000000000AD0000-0x0000000000B00000-memory.dmp

memory/4720-27-0x0000000074700000-0x0000000074EB0000-memory.dmp

memory/4720-28-0x0000000005B80000-0x0000000006198000-memory.dmp

memory/4720-29-0x0000000005670000-0x000000000577A000-memory.dmp

memory/4720-31-0x00000000055A0000-0x00000000055B2000-memory.dmp

memory/4720-30-0x0000000005550000-0x0000000005560000-memory.dmp

memory/4720-32-0x0000000005600000-0x000000000563C000-memory.dmp

memory/1456-33-0x0000000074700000-0x0000000074EB0000-memory.dmp

memory/1456-35-0x0000000074700000-0x0000000074EB0000-memory.dmp

memory/4720-36-0x0000000074700000-0x0000000074EB0000-memory.dmp

memory/4720-37-0x0000000005550000-0x0000000005560000-memory.dmp

memory/1676-38-0x000002AF18D50000-0x000002AF18D60000-memory.dmp

memory/1676-54-0x000002AF18E50000-0x000002AF18E60000-memory.dmp

memory/1676-70-0x000002AF21440000-0x000002AF21441000-memory.dmp

memory/1676-71-0x000002AF21470000-0x000002AF21471000-memory.dmp

memory/1676-72-0x000002AF21470000-0x000002AF21471000-memory.dmp

memory/1676-73-0x000002AF21470000-0x000002AF21471000-memory.dmp

memory/1676-74-0x000002AF21470000-0x000002AF21471000-memory.dmp

memory/1676-75-0x000002AF21470000-0x000002AF21471000-memory.dmp

memory/1676-76-0x000002AF21470000-0x000002AF21471000-memory.dmp

memory/1676-77-0x000002AF21470000-0x000002AF21471000-memory.dmp

memory/1676-78-0x000002AF21470000-0x000002AF21471000-memory.dmp

memory/1676-79-0x000002AF21470000-0x000002AF21471000-memory.dmp

memory/1676-80-0x000002AF21470000-0x000002AF21471000-memory.dmp

memory/1676-81-0x000002AF21090000-0x000002AF21091000-memory.dmp

memory/1676-82-0x000002AF21080000-0x000002AF21081000-memory.dmp

memory/1676-84-0x000002AF21090000-0x000002AF21091000-memory.dmp

memory/1676-87-0x000002AF21080000-0x000002AF21081000-memory.dmp

memory/1676-90-0x000002AF20FC0000-0x000002AF20FC1000-memory.dmp

memory/1676-102-0x000002AF211C0000-0x000002AF211C1000-memory.dmp

memory/1676-104-0x000002AF211D0000-0x000002AF211D1000-memory.dmp

memory/1676-105-0x000002AF211D0000-0x000002AF211D1000-memory.dmp

memory/1676-106-0x000002AF212E0000-0x000002AF212E1000-memory.dmp