Malware Analysis Report

2024-12-06 02:43

Sample ID 241110-axw3kawakm
Target 98fe1a2e295420e5dfde227cc59da55c7ca3ffb8368143e475cd1f50340c9307
SHA256 98fe1a2e295420e5dfde227cc59da55c7ca3ffb8368143e475cd1f50340c9307
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

98fe1a2e295420e5dfde227cc59da55c7ca3ffb8368143e475cd1f50340c9307

Threat Level: Known bad

The file 98fe1a2e295420e5dfde227cc59da55c7ca3ffb8368143e475cd1f50340c9307 was found to be: Known bad.

Malicious Activity Summary

healer redline rumfa discovery dropper evasion infostealer persistence trojan

RedLine

RedLine payload

Healer

Redline family

Healer family

Modifies Windows Defender Real-time Protection settings

Detects Healer an antivirus disabler dropper

Executes dropped EXE

Windows security modification

Adds Run key to start application

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-10 00:36

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-10 00:36

Reported

2024-11-10 00:38

Platform

win10v2004-20241007-en

Max time kernel

149s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\98fe1a2e295420e5dfde227cc59da55c7ca3ffb8368143e475cd1f50340c9307.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\ibS66iA91.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\ibS66iA91.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\ibS66iA91.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\ibS66iA91.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\ibS66iA91.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\ibS66iA91.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\ibS66iA91.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_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\vmtD07KD78.exe N/A
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\98fe1a2e295420e5dfde227cc59da55c7ca3ffb8368143e475cd1f50340c9307.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\vmBl83lH35.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\vmjq34UE74.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\vmBU92ux95.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\IXP001.TMP\vmjq34UE74.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\vmBU92ux95.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\vmtD07KD78.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\kIE36UB58.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\98fe1a2e295420e5dfde227cc59da55c7ca3ffb8368143e475cd1f50340c9307.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vmBl83lH35.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\ibS66iA91.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\ibS66iA91.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\ibS66iA91.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\kIE36UB58.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 828 wrote to memory of 968 N/A C:\Users\Admin\AppData\Local\Temp\98fe1a2e295420e5dfde227cc59da55c7ca3ffb8368143e475cd1f50340c9307.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vmBl83lH35.exe
PID 828 wrote to memory of 968 N/A C:\Users\Admin\AppData\Local\Temp\98fe1a2e295420e5dfde227cc59da55c7ca3ffb8368143e475cd1f50340c9307.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vmBl83lH35.exe
PID 828 wrote to memory of 968 N/A C:\Users\Admin\AppData\Local\Temp\98fe1a2e295420e5dfde227cc59da55c7ca3ffb8368143e475cd1f50340c9307.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vmBl83lH35.exe
PID 968 wrote to memory of 4396 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vmBl83lH35.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\vmjq34UE74.exe
PID 968 wrote to memory of 4396 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vmBl83lH35.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\vmjq34UE74.exe
PID 968 wrote to memory of 4396 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vmBl83lH35.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\vmjq34UE74.exe
PID 4396 wrote to memory of 316 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\vmjq34UE74.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\vmBU92ux95.exe
PID 4396 wrote to memory of 316 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\vmjq34UE74.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\vmBU92ux95.exe
PID 4396 wrote to memory of 316 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\vmjq34UE74.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\vmBU92ux95.exe
PID 316 wrote to memory of 3668 N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\vmBU92ux95.exe C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\vmtD07KD78.exe
PID 316 wrote to memory of 3668 N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\vmBU92ux95.exe C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\vmtD07KD78.exe
PID 316 wrote to memory of 3668 N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\vmBU92ux95.exe C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\vmtD07KD78.exe
PID 3668 wrote to memory of 5020 N/A C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\vmtD07KD78.exe C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\ibS66iA91.exe
PID 3668 wrote to memory of 5020 N/A C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\vmtD07KD78.exe C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\ibS66iA91.exe
PID 3668 wrote to memory of 1464 N/A C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\vmtD07KD78.exe C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\kIE36UB58.exe
PID 3668 wrote to memory of 1464 N/A C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\vmtD07KD78.exe C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\kIE36UB58.exe
PID 3668 wrote to memory of 1464 N/A C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\vmtD07KD78.exe C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\kIE36UB58.exe

Processes

C:\Users\Admin\AppData\Local\Temp\98fe1a2e295420e5dfde227cc59da55c7ca3ffb8368143e475cd1f50340c9307.exe

"C:\Users\Admin\AppData\Local\Temp\98fe1a2e295420e5dfde227cc59da55c7ca3ffb8368143e475cd1f50340c9307.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vmBl83lH35.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vmBl83lH35.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\vmjq34UE74.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\vmjq34UE74.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\vmBU92ux95.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\vmBU92ux95.exe

C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\vmtD07KD78.exe

C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\vmtD07KD78.exe

C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\ibS66iA91.exe

C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\ibS66iA91.exe

C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\kIE36UB58.exe

C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\kIE36UB58.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 68.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.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 13.86.106.20.in-addr.arpa udp
RU 193.233.20.24:4123 tcp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
RU 193.233.20.24:4123 tcp
RU 193.233.20.24:4123 tcp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp
RU 193.233.20.24:4123 tcp
RU 193.233.20.24:4123 tcp
US 8.8.8.8:53 udp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vmBl83lH35.exe

MD5 74d0651d8c0df25e0279a40e2cced416
SHA1 052c36b587e46891174d1111c64bc8d61e8caef4
SHA256 c61b0705306cc327abfc9bf17d07f26a81d9baa22415f83c356638ef5aa645a9
SHA512 fae768589d25d7040010a8090cb4ef28a5edb99028f097780f4c834629af44a2474eae3878834e1354b272385bdec2b50916196c75f617350d8b88e64fea2efd

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\vmjq34UE74.exe

MD5 66e2158fc935d8e660266881c32c3fb6
SHA1 72081865ac9e6fa5449d6bad64106f3792ec08c9
SHA256 594a2198c7ab902615eb430093bfc44c0d4239a5401d74f8e491e8064651b25a
SHA512 80f5f5efc731327672c4fc8fe8acd2bece1db59037127cbd737cf2274c4548cf6a25f6c1c8e10732276a6e027edb132569b0ac9cc0accd97bbe99606f1540a66

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\vmBU92ux95.exe

MD5 2723fc635c966182075df6323c4633de
SHA1 6d992b8bd04d81b36615bdc5fc694bdb82e6cf31
SHA256 dd558598da77302460172332905e013100adb0069e84569ac275ef2a2217e4a3
SHA512 9ef290490411cc6c534dbd4d4f7846671be0b38514ebac03809537addd0b275b8f2a5d6a1c1a134411f78623004e502fffa1e0581868fd234958c9aba27efd7b

C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\vmtD07KD78.exe

MD5 5a484e12597a84182395495dc3852f8d
SHA1 ce9c4f5e08c463002a3ea7ed53fe5449611c0762
SHA256 61e918e2828575699ced3b93240131da3e28b14c68c40eeccda76e0c7f73c15c
SHA512 b43c754ac0bf4cc77f32eddcd2d05ba43b758e7206b64e85abcfa645f688b30f584e4f0b354c707a5ea9fa90df625978281316393845f2076567c7bd9b1c639e

C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\ibS66iA91.exe

MD5 b383c2b049c8392397de834932ea8de4
SHA1 898a37cbd4bb27f4f483c8f945f9cb4b4e2a5475
SHA256 f9538fd7796392b356c0e438f1ee5f85bb376fd73dad0f58056d2a5a9689267c
SHA512 1a04199bc0c235411c9aabf522b7080a5bc05c68ae528e00bc6241aa66e45e35487ac7067bb4e9d19c4cfb2516ca29461d12b23ba43969380d2c090d3dc20801

memory/5020-35-0x0000000000970000-0x000000000097A000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\kIE36UB58.exe

MD5 bc06501e2cbbcfd5b533d51c6a5ef3fb
SHA1 7caa42a1b56383b958098d71bdffbe0b69b1ba93
SHA256 1ea5e787e9d231e9e5c0ebc4a058e587a9b37057469fc949d6458acef78a6c16
SHA512 98da782c0b87b2b6dca516a98a86a0bd90966be55b40ed55cb61975277efbb366d3fb7d3ef8fbbb841cf62d2c39c842db8180013667193caff98285dd3769970

memory/1464-41-0x00000000025E0000-0x0000000002626000-memory.dmp

memory/1464-42-0x0000000004B80000-0x0000000005124000-memory.dmp

memory/1464-43-0x0000000005170000-0x00000000051B4000-memory.dmp

memory/1464-44-0x0000000005170000-0x00000000051AE000-memory.dmp

memory/1464-45-0x0000000005170000-0x00000000051AE000-memory.dmp

memory/1464-107-0x0000000005170000-0x00000000051AE000-memory.dmp

memory/1464-103-0x0000000005170000-0x00000000051AE000-memory.dmp

memory/1464-101-0x0000000005170000-0x00000000051AE000-memory.dmp

memory/1464-97-0x0000000005170000-0x00000000051AE000-memory.dmp

memory/1464-95-0x0000000005170000-0x00000000051AE000-memory.dmp

memory/1464-93-0x0000000005170000-0x00000000051AE000-memory.dmp

memory/1464-91-0x0000000005170000-0x00000000051AE000-memory.dmp

memory/1464-89-0x0000000005170000-0x00000000051AE000-memory.dmp

memory/1464-87-0x0000000005170000-0x00000000051AE000-memory.dmp

memory/1464-85-0x0000000005170000-0x00000000051AE000-memory.dmp

memory/1464-83-0x0000000005170000-0x00000000051AE000-memory.dmp

memory/1464-81-0x0000000005170000-0x00000000051AE000-memory.dmp

memory/1464-79-0x0000000005170000-0x00000000051AE000-memory.dmp

memory/1464-77-0x0000000005170000-0x00000000051AE000-memory.dmp

memory/1464-75-0x0000000005170000-0x00000000051AE000-memory.dmp

memory/1464-73-0x0000000005170000-0x00000000051AE000-memory.dmp

memory/1464-69-0x0000000005170000-0x00000000051AE000-memory.dmp

memory/1464-67-0x0000000005170000-0x00000000051AE000-memory.dmp

memory/1464-65-0x0000000005170000-0x00000000051AE000-memory.dmp

memory/1464-63-0x0000000005170000-0x00000000051AE000-memory.dmp

memory/1464-61-0x0000000005170000-0x00000000051AE000-memory.dmp

memory/1464-59-0x0000000005170000-0x00000000051AE000-memory.dmp

memory/1464-57-0x0000000005170000-0x00000000051AE000-memory.dmp

memory/1464-56-0x0000000005170000-0x00000000051AE000-memory.dmp

memory/1464-53-0x0000000005170000-0x00000000051AE000-memory.dmp

memory/1464-51-0x0000000005170000-0x00000000051AE000-memory.dmp

memory/1464-105-0x0000000005170000-0x00000000051AE000-memory.dmp

memory/1464-99-0x0000000005170000-0x00000000051AE000-memory.dmp

memory/1464-71-0x0000000005170000-0x00000000051AE000-memory.dmp

memory/1464-49-0x0000000005170000-0x00000000051AE000-memory.dmp

memory/1464-47-0x0000000005170000-0x00000000051AE000-memory.dmp

memory/1464-950-0x00000000051C0000-0x00000000057D8000-memory.dmp

memory/1464-951-0x0000000005860000-0x000000000596A000-memory.dmp

memory/1464-952-0x00000000059A0000-0x00000000059B2000-memory.dmp

memory/1464-953-0x00000000059C0000-0x00000000059FC000-memory.dmp

memory/1464-954-0x0000000005B10000-0x0000000005B5C000-memory.dmp