Malware Analysis Report

2025-03-15 01:45

Sample ID 230910-r3wgnahg98
Target 1f700141db5475d3dcc1774fbbbb76aa56b52e3f4e4534cb8268a139ea225f54
SHA256 1f700141db5475d3dcc1774fbbbb76aa56b52e3f4e4534cb8268a139ea225f54
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

1f700141db5475d3dcc1774fbbbb76aa56b52e3f4e4534cb8268a139ea225f54

Threat Level: Known bad

The file 1f700141db5475d3dcc1774fbbbb76aa56b52e3f4e4534cb8268a139ea225f54 was found to be: Known bad.

Malicious Activity Summary

healer redline virad dropper evasion infostealer persistence trojan

Detects Healer an antivirus disabler dropper

Modifies Windows Defender Real-time Protection settings

RedLine

Healer

Executes dropped EXE

Adds Run key to start application

Suspicious use of SetThreadContext

Program crash

Unsigned PE

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-09-10 14:43

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2023-09-10 14:43

Reported

2023-09-10 14:46

Platform

win10v2004-20230831-en

Max time kernel

142s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\1f700141db5475d3dcc1774fbbbb76aa56b52e3f4e4534cb8268a139ea225f54.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\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
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

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\1f700141db5475d3dcc1774fbbbb76aa56b52e3f4e4534cb8268a139ea225f54.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\x0972048.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\x6057701.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 1508 set thread context of 2764 N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\g6992078.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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2820 wrote to memory of 4000 N/A C:\Users\Admin\AppData\Local\Temp\1f700141db5475d3dcc1774fbbbb76aa56b52e3f4e4534cb8268a139ea225f54.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x0972048.exe
PID 2820 wrote to memory of 4000 N/A C:\Users\Admin\AppData\Local\Temp\1f700141db5475d3dcc1774fbbbb76aa56b52e3f4e4534cb8268a139ea225f54.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x0972048.exe
PID 2820 wrote to memory of 4000 N/A C:\Users\Admin\AppData\Local\Temp\1f700141db5475d3dcc1774fbbbb76aa56b52e3f4e4534cb8268a139ea225f54.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x0972048.exe
PID 4000 wrote to memory of 4620 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x0972048.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x6057701.exe
PID 4000 wrote to memory of 4620 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x0972048.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x6057701.exe
PID 4000 wrote to memory of 4620 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x0972048.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x6057701.exe
PID 4620 wrote to memory of 1508 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x6057701.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\g6992078.exe
PID 4620 wrote to memory of 1508 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x6057701.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\g6992078.exe
PID 4620 wrote to memory of 1508 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x6057701.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\g6992078.exe
PID 1508 wrote to memory of 2764 N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\g6992078.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 1508 wrote to memory of 2764 N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\g6992078.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 1508 wrote to memory of 2764 N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\g6992078.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 1508 wrote to memory of 2764 N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\g6992078.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 1508 wrote to memory of 2764 N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\g6992078.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 1508 wrote to memory of 2764 N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\g6992078.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 1508 wrote to memory of 2764 N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\g6992078.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 1508 wrote to memory of 2764 N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\g6992078.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 4620 wrote to memory of 4516 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x6057701.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\i2848533.exe
PID 4620 wrote to memory of 4516 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x6057701.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\i2848533.exe
PID 4620 wrote to memory of 4516 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x6057701.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\i2848533.exe

Processes

C:\Users\Admin\AppData\Local\Temp\1f700141db5475d3dcc1774fbbbb76aa56b52e3f4e4534cb8268a139ea225f54.exe

"C:\Users\Admin\AppData\Local\Temp\1f700141db5475d3dcc1774fbbbb76aa56b52e3f4e4534cb8268a139ea225f54.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x0972048.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x0972048.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x6057701.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x6057701.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\g6992078.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\g6992078.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 440 -p 1508 -ip 1508

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1508 -s 140

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\i2848533.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\i2848533.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 138.32.126.40.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 8.3.197.209.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 59.128.231.4.in-addr.arpa udp
FI 77.91.124.82:19071 tcp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
FI 77.91.124.82:19071 tcp
US 8.8.8.8:53 240.81.21.72.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 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 13.227.111.52.in-addr.arpa udp
FI 77.91.124.82:19071 tcp
FI 77.91.124.82:19071 tcp
US 8.8.8.8:53 170.117.168.52.in-addr.arpa udp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x0972048.exe

MD5 cf9f3281a552716db7541cf1aac7b908
SHA1 85ff1999da14310258a3658b58839a179314538a
SHA256 55a9fa7d79bf7c286103d2551867469ce84478cea8dd6e6cda9f0fca0b428a1d
SHA512 f3e7120e630826cdb2c1bcad6ab7a2ad5a5e7ba4de581f0121ea86eab2f44327aa4e89a5dac9ae00fe81298d5f82fb1c10a167d785f0768d474941ceff848b24

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x0972048.exe

MD5 cf9f3281a552716db7541cf1aac7b908
SHA1 85ff1999da14310258a3658b58839a179314538a
SHA256 55a9fa7d79bf7c286103d2551867469ce84478cea8dd6e6cda9f0fca0b428a1d
SHA512 f3e7120e630826cdb2c1bcad6ab7a2ad5a5e7ba4de581f0121ea86eab2f44327aa4e89a5dac9ae00fe81298d5f82fb1c10a167d785f0768d474941ceff848b24

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x6057701.exe

MD5 87dc9604f8f392af9a3c3afdf1c5960d
SHA1 3ce2af49f92ecd07a303be5ea61a33b1423f5876
SHA256 c51de8100c246c013de1add4c775ddf24131bb748e30aa607d97748cefb80296
SHA512 620e79c78484999b46811662dadd8def247c8786e0701e5862aacfadbe64e5633b252ecf66523fc6d2b3a2f708fd0a26d34249e5a79ddf47437ed41c48985689

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x6057701.exe

MD5 87dc9604f8f392af9a3c3afdf1c5960d
SHA1 3ce2af49f92ecd07a303be5ea61a33b1423f5876
SHA256 c51de8100c246c013de1add4c775ddf24131bb748e30aa607d97748cefb80296
SHA512 620e79c78484999b46811662dadd8def247c8786e0701e5862aacfadbe64e5633b252ecf66523fc6d2b3a2f708fd0a26d34249e5a79ddf47437ed41c48985689

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\g6992078.exe

MD5 5355792f6f5da7c0650c66ad36489e84
SHA1 0a1571a9e654e65074d0642391dfb98ab87acf97
SHA256 29fe5581dada4476365368830160f2e5160d580b36d78064b910b57c4116a887
SHA512 0cb2605ecb64c282d0f4b228fb8f72aa77ee40e74819ddb46debe13fffc979f961cbcac0799b36412f1ebb0863bddee50a07836de355280c9869415188b0a3a6

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\g6992078.exe

MD5 5355792f6f5da7c0650c66ad36489e84
SHA1 0a1571a9e654e65074d0642391dfb98ab87acf97
SHA256 29fe5581dada4476365368830160f2e5160d580b36d78064b910b57c4116a887
SHA512 0cb2605ecb64c282d0f4b228fb8f72aa77ee40e74819ddb46debe13fffc979f961cbcac0799b36412f1ebb0863bddee50a07836de355280c9869415188b0a3a6

memory/2764-21-0x0000000000400000-0x000000000040A000-memory.dmp

memory/2764-22-0x0000000074460000-0x0000000074C10000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\i2848533.exe

MD5 73c941d1ed497693ae943f0df545b7bd
SHA1 f6d0842b08638c53f4af9f1b64bde6f674b5d9fe
SHA256 35d8b942d960140dc8342389eadc9a64987ca7646d6b3b792490c9f76eab9346
SHA512 56c6025ae9cdcaed67d748a6c8b6ecaaf56a7eeb5bd16c11842643867e0ab0f4aa098665773723f09f5db29c93eb5645a3f02c9c61daa24305bacc4c43213c95

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\i2848533.exe

MD5 73c941d1ed497693ae943f0df545b7bd
SHA1 f6d0842b08638c53f4af9f1b64bde6f674b5d9fe
SHA256 35d8b942d960140dc8342389eadc9a64987ca7646d6b3b792490c9f76eab9346
SHA512 56c6025ae9cdcaed67d748a6c8b6ecaaf56a7eeb5bd16c11842643867e0ab0f4aa098665773723f09f5db29c93eb5645a3f02c9c61daa24305bacc4c43213c95

memory/4516-26-0x0000000000830000-0x0000000000860000-memory.dmp

memory/4516-27-0x0000000074460000-0x0000000074C10000-memory.dmp

memory/4516-28-0x0000000005840000-0x0000000005E58000-memory.dmp

memory/4516-29-0x0000000005330000-0x000000000543A000-memory.dmp

memory/4516-31-0x00000000050B0000-0x00000000050C2000-memory.dmp

memory/4516-30-0x0000000005110000-0x0000000005120000-memory.dmp

memory/4516-32-0x0000000005220000-0x000000000525C000-memory.dmp

memory/2764-33-0x0000000074460000-0x0000000074C10000-memory.dmp

memory/2764-35-0x0000000074460000-0x0000000074C10000-memory.dmp

memory/4516-36-0x0000000074460000-0x0000000074C10000-memory.dmp

memory/4516-37-0x0000000005110000-0x0000000005120000-memory.dmp