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Analysis
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max time kernel
148s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
11/11/2024, 01:25
Static task
static1
Behavioral task
behavioral1
Sample
745756aea8c189a9d561e69c58f840b3945a45f306d40d267f782b7e543741ea.exe
Resource
win10v2004-20241007-en
General
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Target
745756aea8c189a9d561e69c58f840b3945a45f306d40d267f782b7e543741ea.exe
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Size
480KB
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MD5
7a04dbbeb9acb9146cdb365c9862fddf
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SHA1
df47986a6a14676531c78891702c6f92bbfef1d5
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SHA256
745756aea8c189a9d561e69c58f840b3945a45f306d40d267f782b7e543741ea
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SHA512
65c216f825c7e738cd52b114bf9318b2d3ef12a6a13d0ed8b833a7596f166d146857b254ab612f6ab991f45fe831ff4d058b2c8a6b9be91d4c4a1f1bddf13f76
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SSDEEP
6144:Kyy+bnr+hp0yN90QEnNB7WAnZc4oGqMG/StBAus/q3iR9LSSxXJl3yihGEYfFq9N:uMrxy90dNKm3Wu29Ll5Jl3xhAg3Pfh
Malware Config
Extracted
redline
mofun
217.196.96.101:4132
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auth_value
da5d4987d25c2de43d34fcc99b29fff3
Signatures
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Detects Healer an antivirus disabler dropper 17 IoCs
resource yara_rule behavioral1/memory/4744-15-0x0000000004A00000-0x0000000004A1A000-memory.dmp healer behavioral1/memory/4744-18-0x0000000005080000-0x0000000005098000-memory.dmp healer behavioral1/memory/4744-24-0x0000000005080000-0x0000000005092000-memory.dmp healer behavioral1/memory/4744-48-0x0000000005080000-0x0000000005092000-memory.dmp healer behavioral1/memory/4744-46-0x0000000005080000-0x0000000005092000-memory.dmp healer behavioral1/memory/4744-44-0x0000000005080000-0x0000000005092000-memory.dmp healer behavioral1/memory/4744-42-0x0000000005080000-0x0000000005092000-memory.dmp healer behavioral1/memory/4744-40-0x0000000005080000-0x0000000005092000-memory.dmp healer behavioral1/memory/4744-38-0x0000000005080000-0x0000000005092000-memory.dmp healer behavioral1/memory/4744-36-0x0000000005080000-0x0000000005092000-memory.dmp healer behavioral1/memory/4744-34-0x0000000005080000-0x0000000005092000-memory.dmp healer behavioral1/memory/4744-32-0x0000000005080000-0x0000000005092000-memory.dmp healer behavioral1/memory/4744-30-0x0000000005080000-0x0000000005092000-memory.dmp healer behavioral1/memory/4744-28-0x0000000005080000-0x0000000005092000-memory.dmp healer behavioral1/memory/4744-26-0x0000000005080000-0x0000000005092000-memory.dmp healer behavioral1/memory/4744-22-0x0000000005080000-0x0000000005092000-memory.dmp healer behavioral1/memory/4744-21-0x0000000005080000-0x0000000005092000-memory.dmp healer -
Healer family
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description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection a4156356.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" a4156356.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" a4156356.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" a4156356.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" a4156356.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" a4156356.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 2 IoCs
resource yara_rule behavioral1/files/0x000a000000023b7d-54.dat family_redline behavioral1/memory/3572-56-0x0000000000B80000-0x0000000000BB0000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 3 IoCs
pid Process 3648 v7903521.exe 4744 a4156356.exe 3572 b4825454.exe -
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features a4156356.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" a4156356.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process 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\\\"" 745756aea8c189a9d561e69c58f840b3945a45f306d40d267f782b7e543741ea.exe 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\\\"" v7903521.exe -
System Location Discovery: System Language Discovery 1 TTPs 4 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 745756aea8c189a9d561e69c58f840b3945a45f306d40d267f782b7e543741ea.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language v7903521.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language a4156356.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language b4825454.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4744 a4156356.exe 4744 a4156356.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4744 a4156356.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 1036 wrote to memory of 3648 1036 745756aea8c189a9d561e69c58f840b3945a45f306d40d267f782b7e543741ea.exe 83 PID 1036 wrote to memory of 3648 1036 745756aea8c189a9d561e69c58f840b3945a45f306d40d267f782b7e543741ea.exe 83 PID 1036 wrote to memory of 3648 1036 745756aea8c189a9d561e69c58f840b3945a45f306d40d267f782b7e543741ea.exe 83 PID 3648 wrote to memory of 4744 3648 v7903521.exe 84 PID 3648 wrote to memory of 4744 3648 v7903521.exe 84 PID 3648 wrote to memory of 4744 3648 v7903521.exe 84 PID 3648 wrote to memory of 3572 3648 v7903521.exe 97 PID 3648 wrote to memory of 3572 3648 v7903521.exe 97 PID 3648 wrote to memory of 3572 3648 v7903521.exe 97
Processes
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C:\Users\Admin\AppData\Local\Temp\745756aea8c189a9d561e69c58f840b3945a45f306d40d267f782b7e543741ea.exe"C:\Users\Admin\AppData\Local\Temp\745756aea8c189a9d561e69c58f840b3945a45f306d40d267f782b7e543741ea.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1036 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v7903521.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v7903521.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3648 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a4156356.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a4156356.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4744
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b4825454.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b4825454.exe3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:3572
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Replay Monitor
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Downloads
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Filesize
309KB
MD528b0ba037aa30e76b988e7aa335e90c8
SHA1e047f96a7df07da8b4f4741b3aea77d327b26374
SHA256033b24b230777ee3004317c8d08eee460c4ee3c4cc541e6b5e0f510f2c3ac548
SHA512739ecaa34868c8035674ee911d2eb4531182d4d2d5e0bfa29c7ec3c247c09b7930bd37753a3aa77ed7c887f667b8751a4b3d93b1e90f604f279e14848e3e37fd
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Filesize
181KB
MD5af0cf09fb77644b14385ecaaefa83104
SHA1f7c0d8295c444d5ff24164c16c2a2413607fcefc
SHA256d3427eea1e031c5f3c66eba99180efdabd5c2630b83bdcc9e1a4e3b7e666f150
SHA512ec55abf5ac187113e23e6e85242c6e73c36ec9afa52dd8eacfa8f50eadf502d7f00398755cac72ec83857596e11571f31a54aed2db22d046b6e6fd580541e6e3
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Filesize
168KB
MD5d27fd72eddcd357ffd8b0349755d445b
SHA11fd21b170e982e08a04e8ca91607cd8f1681a51c
SHA2567ff68aa6c98c25eddb4412ec70b155d3a8f0a7b1b8e783aac8f843fa8a56440f
SHA5129a272420c5a9bc658cf6b588d1cd0c9368afd53bc217efff54014c8fd21840aec7e296b81a86185d413f2d4e84c3c31e15a05a9ae2e37345468033613c1125a2