Analysis
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max time kernel
145s -
max time network
149s -
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, 02:27
Static task
static1
Behavioral task
behavioral1
Sample
5cffa63c6a530fdc6b3ac5805ffbb9560cce9a059347e29e5968ad3d0ffde6a7.exe
Resource
win10v2004-20241007-en
General
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Target
5cffa63c6a530fdc6b3ac5805ffbb9560cce9a059347e29e5968ad3d0ffde6a7.exe
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Size
666KB
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MD5
03bffdc893cb575992972b2651862346
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SHA1
8085a2469a146633feebb1ebd2bf3e8a9574b7b9
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SHA256
5cffa63c6a530fdc6b3ac5805ffbb9560cce9a059347e29e5968ad3d0ffde6a7
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SHA512
e8b3fa54bbe98297f391d8e4ff02520268d9d0ab7e4e3c39b18867fbe2e544c9eff45682227ab493010321d2866eb0afd33b99becd47a942533b4e39a385fdee
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SSDEEP
12288:bMr+y90CzPyapQxu0g9bC1LAe4Dlmpmgrs9t7Rh5Nb1AKArUkp8/wKcbHC0Pv5R:tyxPy7xu0g2L74BJgrsfVj9wrX6wTbH5
Malware Config
Extracted
redline
rosn
176.113.115.145:4125
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auth_value
050a19e1db4d0024b0f23b37dcf961f4
Signatures
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Detects Healer an antivirus disabler dropper 17 IoCs
resource yara_rule behavioral1/memory/2080-19-0x0000000002860000-0x000000000287A000-memory.dmp healer behavioral1/memory/2080-21-0x0000000004D90000-0x0000000004DA8000-memory.dmp healer behavioral1/memory/2080-25-0x0000000004D90000-0x0000000004DA2000-memory.dmp healer behavioral1/memory/2080-27-0x0000000004D90000-0x0000000004DA2000-memory.dmp healer behavioral1/memory/2080-47-0x0000000004D90000-0x0000000004DA2000-memory.dmp healer behavioral1/memory/2080-45-0x0000000004D90000-0x0000000004DA2000-memory.dmp healer behavioral1/memory/2080-43-0x0000000004D90000-0x0000000004DA2000-memory.dmp healer behavioral1/memory/2080-41-0x0000000004D90000-0x0000000004DA2000-memory.dmp healer behavioral1/memory/2080-39-0x0000000004D90000-0x0000000004DA2000-memory.dmp healer behavioral1/memory/2080-37-0x0000000004D90000-0x0000000004DA2000-memory.dmp healer behavioral1/memory/2080-35-0x0000000004D90000-0x0000000004DA2000-memory.dmp healer behavioral1/memory/2080-33-0x0000000004D90000-0x0000000004DA2000-memory.dmp healer behavioral1/memory/2080-49-0x0000000004D90000-0x0000000004DA2000-memory.dmp healer behavioral1/memory/2080-31-0x0000000004D90000-0x0000000004DA2000-memory.dmp healer behavioral1/memory/2080-30-0x0000000004D90000-0x0000000004DA2000-memory.dmp healer behavioral1/memory/2080-23-0x0000000004D90000-0x0000000004DA2000-memory.dmp healer behavioral1/memory/2080-22-0x0000000004D90000-0x0000000004DA2000-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 pro8955.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro8955.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro8955.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro8955.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro8955.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro8955.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 20 IoCs
resource yara_rule behavioral1/memory/2532-60-0x00000000025D0000-0x0000000002616000-memory.dmp family_redline behavioral1/memory/2532-61-0x0000000002990000-0x00000000029D4000-memory.dmp family_redline behavioral1/memory/2532-83-0x0000000002990000-0x00000000029CF000-memory.dmp family_redline behavioral1/memory/2532-95-0x0000000002990000-0x00000000029CF000-memory.dmp family_redline behavioral1/memory/2532-93-0x0000000002990000-0x00000000029CF000-memory.dmp family_redline behavioral1/memory/2532-91-0x0000000002990000-0x00000000029CF000-memory.dmp family_redline behavioral1/memory/2532-89-0x0000000002990000-0x00000000029CF000-memory.dmp family_redline behavioral1/memory/2532-87-0x0000000002990000-0x00000000029CF000-memory.dmp family_redline behavioral1/memory/2532-86-0x0000000002990000-0x00000000029CF000-memory.dmp family_redline behavioral1/memory/2532-81-0x0000000002990000-0x00000000029CF000-memory.dmp family_redline behavioral1/memory/2532-79-0x0000000002990000-0x00000000029CF000-memory.dmp family_redline behavioral1/memory/2532-78-0x0000000002990000-0x00000000029CF000-memory.dmp family_redline behavioral1/memory/2532-75-0x0000000002990000-0x00000000029CF000-memory.dmp family_redline behavioral1/memory/2532-73-0x0000000002990000-0x00000000029CF000-memory.dmp family_redline behavioral1/memory/2532-72-0x0000000002990000-0x00000000029CF000-memory.dmp family_redline behavioral1/memory/2532-69-0x0000000002990000-0x00000000029CF000-memory.dmp family_redline behavioral1/memory/2532-67-0x0000000002990000-0x00000000029CF000-memory.dmp family_redline behavioral1/memory/2532-66-0x0000000002990000-0x00000000029CF000-memory.dmp family_redline behavioral1/memory/2532-63-0x0000000002990000-0x00000000029CF000-memory.dmp family_redline behavioral1/memory/2532-62-0x0000000002990000-0x00000000029CF000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 3 IoCs
pid Process 1616 un688379.exe 2080 pro8955.exe 2532 qu3929.exe -
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features pro8955.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" pro8955.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\\\"" 5cffa63c6a530fdc6b3ac5805ffbb9560cce9a059347e29e5968ad3d0ffde6a7.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\\\"" un688379.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 1192 2080 WerFault.exe 86 -
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 5cffa63c6a530fdc6b3ac5805ffbb9560cce9a059347e29e5968ad3d0ffde6a7.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language un688379.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language pro8955.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language qu3929.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2080 pro8955.exe 2080 pro8955.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2080 pro8955.exe Token: SeDebugPrivilege 2532 qu3929.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 4712 wrote to memory of 1616 4712 5cffa63c6a530fdc6b3ac5805ffbb9560cce9a059347e29e5968ad3d0ffde6a7.exe 84 PID 4712 wrote to memory of 1616 4712 5cffa63c6a530fdc6b3ac5805ffbb9560cce9a059347e29e5968ad3d0ffde6a7.exe 84 PID 4712 wrote to memory of 1616 4712 5cffa63c6a530fdc6b3ac5805ffbb9560cce9a059347e29e5968ad3d0ffde6a7.exe 84 PID 1616 wrote to memory of 2080 1616 un688379.exe 86 PID 1616 wrote to memory of 2080 1616 un688379.exe 86 PID 1616 wrote to memory of 2080 1616 un688379.exe 86 PID 1616 wrote to memory of 2532 1616 un688379.exe 95 PID 1616 wrote to memory of 2532 1616 un688379.exe 95 PID 1616 wrote to memory of 2532 1616 un688379.exe 95
Processes
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C:\Users\Admin\AppData\Local\Temp\5cffa63c6a530fdc6b3ac5805ffbb9560cce9a059347e29e5968ad3d0ffde6a7.exe"C:\Users\Admin\AppData\Local\Temp\5cffa63c6a530fdc6b3ac5805ffbb9560cce9a059347e29e5968ad3d0ffde6a7.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4712 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un688379.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un688379.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1616 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro8955.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro8955.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:2080 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2080 -s 10844⤵
- Program crash
PID:1192
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu3929.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu3929.exe3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:2532
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2080 -ip 20801⤵PID:3784
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
525KB
MD57e90ebc064705fb0330789cf8400f3ed
SHA161a8dd5637cacadbe75d56fee742ed719559559b
SHA2562eccf765a657adcf3c26813c24b3dd4e53add998be658f5cc48a2e9b2e933912
SHA51233fdacd0aa94169c746b2e3ea13f9ef52365609842603246a925768ecc44f7deec588fb4401c6b7d19b6e2ca9a6a764687cf7a8fe0dafc9e30cf194747676e63
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Filesize
294KB
MD52e419c985890cf44c4a10c9f2927381d
SHA1804a32e3f7df5c5b902f82e19faf8447675b5ed0
SHA256495f76ee7c5fc83cfe169c203c92d7a83c9ef20727aa78a00a9f3bbfbe82f5fc
SHA512c78b5146cdb9571a7b8291b38cb6f0099c1983f613f22fa00090a88412e327d1f4026d828a104a55c0082e8eee5f7c5a87f3f44b94f158766dfc93b9a564a817
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Filesize
352KB
MD5a7b08d726d1eb490f31ae3796b6304f3
SHA1b8774069acc25827fbe07781f7befed51c8fd876
SHA25648ee9b1f30b95c8d0d1962a9f48fd50cc10a03ad6ecfa3a43e6cf25781b6c5c3
SHA5123d414a587c0fbd6ffb10a5beeb765e934bdfa596abced9688136707314171ceb176f131271279c46d40631c9f916d46e25bd0456f856b61562d6ef3f8e22dbee