Analysis
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max time kernel
143s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
09/11/2024, 03:57
Static task
static1
Behavioral task
behavioral1
Sample
641b8d75c77cb2dc272f3cb5c5a3275ac48070280d955f67c017b81c1a2c3a87.exe
Resource
win10v2004-20241007-en
General
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Target
641b8d75c77cb2dc272f3cb5c5a3275ac48070280d955f67c017b81c1a2c3a87.exe
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Size
671KB
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MD5
5ebd967080fa049323b7caa81374e20d
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SHA1
1e5a54eb0b92ef9735344379de3ca6d968a57155
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SHA256
641b8d75c77cb2dc272f3cb5c5a3275ac48070280d955f67c017b81c1a2c3a87
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SHA512
ff217c2b94b117446f124b16275cf07a98f3dc8d2bbcecce96bfca6a43a2327c2da43b57689be1d2f1e2e638b83fd2172058f5e7c1e944eae592d4e345aad584
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SSDEEP
12288:QMr0y90Zv0DMN3sILja0vCcmiNicQPSTSt59UrwV28CWaoft/jumes:0yoM4N5a0RgLWSt5uC2pWZB1
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/4092-19-0x0000000002460000-0x000000000247A000-memory.dmp healer behavioral1/memory/4092-21-0x0000000004A40000-0x0000000004A58000-memory.dmp healer behavioral1/memory/4092-39-0x0000000004A40000-0x0000000004A52000-memory.dmp healer behavioral1/memory/4092-49-0x0000000004A40000-0x0000000004A52000-memory.dmp healer behavioral1/memory/4092-47-0x0000000004A40000-0x0000000004A52000-memory.dmp healer behavioral1/memory/4092-45-0x0000000004A40000-0x0000000004A52000-memory.dmp healer behavioral1/memory/4092-43-0x0000000004A40000-0x0000000004A52000-memory.dmp healer behavioral1/memory/4092-41-0x0000000004A40000-0x0000000004A52000-memory.dmp healer behavioral1/memory/4092-37-0x0000000004A40000-0x0000000004A52000-memory.dmp healer behavioral1/memory/4092-36-0x0000000004A40000-0x0000000004A52000-memory.dmp healer behavioral1/memory/4092-33-0x0000000004A40000-0x0000000004A52000-memory.dmp healer behavioral1/memory/4092-31-0x0000000004A40000-0x0000000004A52000-memory.dmp healer behavioral1/memory/4092-29-0x0000000004A40000-0x0000000004A52000-memory.dmp healer behavioral1/memory/4092-27-0x0000000004A40000-0x0000000004A52000-memory.dmp healer behavioral1/memory/4092-25-0x0000000004A40000-0x0000000004A52000-memory.dmp healer behavioral1/memory/4092-24-0x0000000004A40000-0x0000000004A52000-memory.dmp healer behavioral1/memory/4092-22-0x0000000004A40000-0x0000000004A52000-memory.dmp healer -
Healer family
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro2480.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection pro2480.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro2480.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro2480.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro2480.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro2480.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/4872-61-0x00000000025B0000-0x00000000025F6000-memory.dmp family_redline behavioral1/memory/4872-62-0x0000000005070000-0x00000000050B4000-memory.dmp family_redline behavioral1/memory/4872-76-0x0000000005070000-0x00000000050AF000-memory.dmp family_redline behavioral1/memory/4872-70-0x0000000005070000-0x00000000050AF000-memory.dmp family_redline behavioral1/memory/4872-68-0x0000000005070000-0x00000000050AF000-memory.dmp family_redline behavioral1/memory/4872-66-0x0000000005070000-0x00000000050AF000-memory.dmp family_redline behavioral1/memory/4872-64-0x0000000005070000-0x00000000050AF000-memory.dmp family_redline behavioral1/memory/4872-63-0x0000000005070000-0x00000000050AF000-memory.dmp family_redline behavioral1/memory/4872-94-0x0000000005070000-0x00000000050AF000-memory.dmp family_redline behavioral1/memory/4872-96-0x0000000005070000-0x00000000050AF000-memory.dmp family_redline behavioral1/memory/4872-92-0x0000000005070000-0x00000000050AF000-memory.dmp family_redline behavioral1/memory/4872-90-0x0000000005070000-0x00000000050AF000-memory.dmp family_redline behavioral1/memory/4872-88-0x0000000005070000-0x00000000050AF000-memory.dmp family_redline behavioral1/memory/4872-86-0x0000000005070000-0x00000000050AF000-memory.dmp family_redline behavioral1/memory/4872-84-0x0000000005070000-0x00000000050AF000-memory.dmp family_redline behavioral1/memory/4872-82-0x0000000005070000-0x00000000050AF000-memory.dmp family_redline behavioral1/memory/4872-80-0x0000000005070000-0x00000000050AF000-memory.dmp family_redline behavioral1/memory/4872-78-0x0000000005070000-0x00000000050AF000-memory.dmp family_redline behavioral1/memory/4872-74-0x0000000005070000-0x00000000050AF000-memory.dmp family_redline behavioral1/memory/4872-72-0x0000000005070000-0x00000000050AF000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 3 IoCs
pid Process 780 un651604.exe 4092 pro2480.exe 4872 qu4898.exe -
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features pro2480.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" pro2480.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\\\"" 641b8d75c77cb2dc272f3cb5c5a3275ac48070280d955f67c017b81c1a2c3a87.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\\\"" un651604.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 2852 4092 WerFault.exe 85 -
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 641b8d75c77cb2dc272f3cb5c5a3275ac48070280d955f67c017b81c1a2c3a87.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language un651604.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language pro2480.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language qu4898.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4092 pro2480.exe 4092 pro2480.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4092 pro2480.exe Token: SeDebugPrivilege 4872 qu4898.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 4572 wrote to memory of 780 4572 641b8d75c77cb2dc272f3cb5c5a3275ac48070280d955f67c017b81c1a2c3a87.exe 83 PID 4572 wrote to memory of 780 4572 641b8d75c77cb2dc272f3cb5c5a3275ac48070280d955f67c017b81c1a2c3a87.exe 83 PID 4572 wrote to memory of 780 4572 641b8d75c77cb2dc272f3cb5c5a3275ac48070280d955f67c017b81c1a2c3a87.exe 83 PID 780 wrote to memory of 4092 780 un651604.exe 85 PID 780 wrote to memory of 4092 780 un651604.exe 85 PID 780 wrote to memory of 4092 780 un651604.exe 85 PID 780 wrote to memory of 4872 780 un651604.exe 106 PID 780 wrote to memory of 4872 780 un651604.exe 106 PID 780 wrote to memory of 4872 780 un651604.exe 106
Processes
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C:\Users\Admin\AppData\Local\Temp\641b8d75c77cb2dc272f3cb5c5a3275ac48070280d955f67c017b81c1a2c3a87.exe"C:\Users\Admin\AppData\Local\Temp\641b8d75c77cb2dc272f3cb5c5a3275ac48070280d955f67c017b81c1a2c3a87.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4572 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un651604.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un651604.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:780 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro2480.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro2480.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:4092 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4092 -s 10804⤵
- Program crash
PID:2852
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu4898.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu4898.exe3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:4872
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4092 -ip 40921⤵PID:1008
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
517KB
MD5aaf7bc137f49057c5294e1809c75767d
SHA1cca395c6a842ba45074eddf96c49e3ab32282f8b
SHA25628eb1cd558ffc6500514274c8c7f9cfda9438b4b436b62c2753ac5d65f80e9c7
SHA512ef06b824633ac760bf07b07a37204df9d869f62403cce980a245f6f2ab6a6b696d307b7eed24025ee7a7289406464a8f5133840daee3988b1ba510cfa674eed2
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Filesize
237KB
MD59457731db5f5f51c0a950b64304c1b76
SHA16e9e19b8a17502a0611cf7eaeae6fb18daf5203b
SHA25684aad0a93400bd1163158a9b2c2776ba1a378592d60f8ea9a2a48bc411a54259
SHA51217172306b352a1764c4300e7a264a11917a347fa55c183f06bbd53a2983eae2b4e0de4e10a7807289751a7f48e1db79d7cb5c0d64d0296d7cfd953ea634e828e
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Filesize
295KB
MD5940a3d3984699ddb7fc81a73383abb2c
SHA10b960f05d410f4ed1d3c3b4aa620ef6f6b2a9e5a
SHA256d7296f13c938af5cafcf426acb96097cdb025db141c4915ab63581e91169aa0e
SHA512ef8d6f6afb8075f2a7217e57039f59ddd3c9b633304bb46903f0860cd7554da306e09c61da7ae362c695c6b421bc539ec6e06244646cc2608a6b410c228a7066