Analysis
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max time kernel
144s -
max time network
147s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
04-11-2024 13:37
Static task
static1
Behavioral task
behavioral1
Sample
4c237942f8fcea78a9dd34b47c4b633d4034071a9caa3697ceff3020dfeef309.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
4c237942f8fcea78a9dd34b47c4b633d4034071a9caa3697ceff3020dfeef309.exe
Resource
win10v2004-20241007-en
General
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Target
4c237942f8fcea78a9dd34b47c4b633d4034071a9caa3697ceff3020dfeef309.exe
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Size
1.0MB
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MD5
ef12319a8e259437ad9760ea45c6c0c0
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SHA1
c4843dbca918f2e5d5b5f87d55eb3114ff1a1882
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SHA256
4c237942f8fcea78a9dd34b47c4b633d4034071a9caa3697ceff3020dfeef309
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SHA512
26b1afbb0e96b3b34989b16bb5b4786ad3837dee27595b4db38bfab036b4c3021531427c1192aeecb906589a2be2860a24bcfeda9f976da65cdbbd72fe16b00f
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SSDEEP
24576:Xqw0OA/oz/04YtRHw/tOWaqbkCimjVkaHtSv8I+h:p0Obw4Yt6OQlimjV3tSvc
Malware Config
Signatures
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Detects Healer an antivirus disabler dropper 17 IoCs
resource yara_rule behavioral2/memory/2628-26-0x0000000004C70000-0x0000000004C8A000-memory.dmp healer behavioral2/memory/2628-28-0x0000000004CA0000-0x0000000004CB8000-memory.dmp healer behavioral2/memory/2628-34-0x0000000004CA0000-0x0000000004CB2000-memory.dmp healer behavioral2/memory/2628-56-0x0000000004CA0000-0x0000000004CB2000-memory.dmp healer behavioral2/memory/2628-54-0x0000000004CA0000-0x0000000004CB2000-memory.dmp healer behavioral2/memory/2628-50-0x0000000004CA0000-0x0000000004CB2000-memory.dmp healer behavioral2/memory/2628-48-0x0000000004CA0000-0x0000000004CB2000-memory.dmp healer behavioral2/memory/2628-46-0x0000000004CA0000-0x0000000004CB2000-memory.dmp healer behavioral2/memory/2628-44-0x0000000004CA0000-0x0000000004CB2000-memory.dmp healer behavioral2/memory/2628-42-0x0000000004CA0000-0x0000000004CB2000-memory.dmp healer behavioral2/memory/2628-40-0x0000000004CA0000-0x0000000004CB2000-memory.dmp healer behavioral2/memory/2628-38-0x0000000004CA0000-0x0000000004CB2000-memory.dmp healer behavioral2/memory/2628-36-0x0000000004CA0000-0x0000000004CB2000-memory.dmp healer behavioral2/memory/2628-32-0x0000000004CA0000-0x0000000004CB2000-memory.dmp healer behavioral2/memory/2628-52-0x0000000004CA0000-0x0000000004CB2000-memory.dmp healer behavioral2/memory/2628-30-0x0000000004CA0000-0x0000000004CB2000-memory.dmp healer behavioral2/memory/2628-29-0x0000000004CA0000-0x0000000004CB2000-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 165807817.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" 165807817.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" 165807817.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" 165807817.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" 165807817.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" 165807817.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 19 IoCs
resource yara_rule behavioral2/memory/2376-68-0x00000000047D0000-0x000000000480C000-memory.dmp family_redline behavioral2/memory/2376-69-0x00000000071B0000-0x00000000071EA000-memory.dmp family_redline behavioral2/memory/2376-77-0x00000000071B0000-0x00000000071E5000-memory.dmp family_redline behavioral2/memory/2376-75-0x00000000071B0000-0x00000000071E5000-memory.dmp family_redline behavioral2/memory/2376-73-0x00000000071B0000-0x00000000071E5000-memory.dmp family_redline behavioral2/memory/2376-71-0x00000000071B0000-0x00000000071E5000-memory.dmp family_redline behavioral2/memory/2376-70-0x00000000071B0000-0x00000000071E5000-memory.dmp family_redline behavioral2/memory/2376-95-0x00000000071B0000-0x00000000071E5000-memory.dmp family_redline behavioral2/memory/2376-101-0x00000000071B0000-0x00000000071E5000-memory.dmp family_redline behavioral2/memory/2376-99-0x00000000071B0000-0x00000000071E5000-memory.dmp family_redline behavioral2/memory/2376-89-0x00000000071B0000-0x00000000071E5000-memory.dmp family_redline behavioral2/memory/2376-87-0x00000000071B0000-0x00000000071E5000-memory.dmp family_redline behavioral2/memory/2376-85-0x00000000071B0000-0x00000000071E5000-memory.dmp family_redline behavioral2/memory/2376-83-0x00000000071B0000-0x00000000071E5000-memory.dmp family_redline behavioral2/memory/2376-81-0x00000000071B0000-0x00000000071E5000-memory.dmp family_redline behavioral2/memory/2376-79-0x00000000071B0000-0x00000000071E5000-memory.dmp family_redline behavioral2/memory/2376-97-0x00000000071B0000-0x00000000071E5000-memory.dmp family_redline behavioral2/memory/2376-93-0x00000000071B0000-0x00000000071E5000-memory.dmp family_redline behavioral2/memory/2376-91-0x00000000071B0000-0x00000000071E5000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 4 IoCs
pid Process 3092 RH367262.exe 1960 tN982758.exe 2628 165807817.exe 2376 239426835.exe -
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features 165807817.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" 165807817.exe -
Adds Run key to start application 2 TTPs 3 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\\\"" 4c237942f8fcea78a9dd34b47c4b633d4034071a9caa3697ceff3020dfeef309.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\\\"" RH367262.exe 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\\\"" tN982758.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 2960 2628 WerFault.exe 91 -
System Location Discovery: System Language Discovery 1 TTPs 5 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 tN982758.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 165807817.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 239426835.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 4c237942f8fcea78a9dd34b47c4b633d4034071a9caa3697ceff3020dfeef309.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RH367262.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2628 165807817.exe 2628 165807817.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2628 165807817.exe Token: SeDebugPrivilege 2376 239426835.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 4120 wrote to memory of 3092 4120 4c237942f8fcea78a9dd34b47c4b633d4034071a9caa3697ceff3020dfeef309.exe 89 PID 4120 wrote to memory of 3092 4120 4c237942f8fcea78a9dd34b47c4b633d4034071a9caa3697ceff3020dfeef309.exe 89 PID 4120 wrote to memory of 3092 4120 4c237942f8fcea78a9dd34b47c4b633d4034071a9caa3697ceff3020dfeef309.exe 89 PID 3092 wrote to memory of 1960 3092 RH367262.exe 90 PID 3092 wrote to memory of 1960 3092 RH367262.exe 90 PID 3092 wrote to memory of 1960 3092 RH367262.exe 90 PID 1960 wrote to memory of 2628 1960 tN982758.exe 91 PID 1960 wrote to memory of 2628 1960 tN982758.exe 91 PID 1960 wrote to memory of 2628 1960 tN982758.exe 91 PID 1960 wrote to memory of 2376 1960 tN982758.exe 103 PID 1960 wrote to memory of 2376 1960 tN982758.exe 103 PID 1960 wrote to memory of 2376 1960 tN982758.exe 103
Processes
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C:\Users\Admin\AppData\Local\Temp\4c237942f8fcea78a9dd34b47c4b633d4034071a9caa3697ceff3020dfeef309.exe"C:\Users\Admin\AppData\Local\Temp\4c237942f8fcea78a9dd34b47c4b633d4034071a9caa3697ceff3020dfeef309.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4120 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\RH367262.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\RH367262.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3092 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tN982758.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tN982758.exe3⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1960 -
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\165807817.exeC:\Users\Admin\AppData\Local\Temp\IXP002.TMP\165807817.exe4⤵
- 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:2628 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2628 -s 10805⤵
- Program crash
PID:2960
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C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\239426835.exeC:\Users\Admin\AppData\Local\Temp\IXP002.TMP\239426835.exe4⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:2376
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2628 -ip 26281⤵PID:2928
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
717KB
MD56ea5a9e290d0a1ef10cd5f050c45960d
SHA1105218e552f598f1bada53e7d9bc09ff942f3ea0
SHA256ff6349dc771ae1bde50b9dff52c83a2fa6c8109a7b59d8b115e61a5c727c61b8
SHA512fe22652f82b4a0847112e837177856721574b67e0cc884f1a9e039aab168184bd22106195c1f674d4d1e76e1802ae1a543dd2c8e4538671c8173a37d80c56010
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Filesize
546KB
MD5ebc7cbd237ed6075ccdf012a337fc0c3
SHA11e5ead87e2855eb0f85e60091eff248eed1d278b
SHA256eb61c6866c4e74a63d94584c22e159b3f40c6b992b8d0808b1cc8e7b840cec01
SHA51241782344787dc74995d6be3af3b9ae4f2735a4bc666817876370824cdc11a257832354151e71c986a8f21116dd8fd3281c8add5cd33902d91388bddbe568e3a3
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Filesize
269KB
MD53e393e838fd8e093bc6f75a67b6aa133
SHA1e61b14e8866a88b9a513aef484c1930ee5ae7682
SHA256861d4773a6b3ad6000e847c1a6d26aa639d7f2b3a1c7e7ee34b10fff4e7191de
SHA512dbc7676578d0b4c3e703cb4061b2bb61e603fdfe03adfb3e72d665c5d0878872e7ce62df23d272e73cadb3822de250d1e81d70b4c77c19b8b13d502da77007a4
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Filesize
353KB
MD5ccd062ab23586df59d24e355985014cb
SHA1acd43763c57c23cc50c45cc06e214bd0c5f95388
SHA2562f86ec37281d45fe3248d6b3195143fa727916355534aad60b81a0145fc66b99
SHA5129b9799c7fd853c86377510003a81b8438ab809d78cdcaa55adf18249360542eca169994f1d5830bc67705ab443e7cc67e7ec9c1bb39cd973e52bb3b4291ed5ac