Analysis
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max time kernel
117s -
max time network
119s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
19-11-2024 10:50
Static task
static1
Behavioral task
behavioral1
Sample
4744b6c9f72acccad27ba46c03351054397ad4f105b60843df1e3bbfe42aa785.exe
Resource
win10v2004-20241007-en
General
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Target
4744b6c9f72acccad27ba46c03351054397ad4f105b60843df1e3bbfe42aa785.exe
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Size
383KB
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MD5
c1d31414eec1395fc45ce19bab3b0f4c
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SHA1
2ee2a7e383bfd26592dd25d7edf44068907021ab
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SHA256
4744b6c9f72acccad27ba46c03351054397ad4f105b60843df1e3bbfe42aa785
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SHA512
9e664b848ffb7d63de4494ac1557aae229d9fcbb056b039d0de6a37af7c70ea0b310ae844aa079389d31e3ab06ea7edcd83fe483f585ccd9b63811fbeea63f6e
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SSDEEP
6144:KGy+bnr+hp0yN90QEANGttH3Jy9joaRTH2VEsosBFUeyvwhgQAo2oRl:mMrNy90ie3ARTCEJb1EgQA0Rl
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 2 IoCs
resource yara_rule behavioral1/files/0x000c000000023b76-5.dat healer behavioral1/memory/4468-8-0x0000000000E40000-0x0000000000E4A000-memory.dmp healer -
Healer family
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" jr652745.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" jr652745.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" jr652745.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" jr652745.exe Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection jr652745.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" jr652745.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 35 IoCs
resource yara_rule behavioral1/memory/4556-18-0x00000000025B0000-0x00000000025F6000-memory.dmp family_redline behavioral1/memory/4556-20-0x0000000002630000-0x0000000002674000-memory.dmp family_redline behavioral1/memory/4556-24-0x0000000002630000-0x000000000266F000-memory.dmp family_redline behavioral1/memory/4556-38-0x0000000002630000-0x000000000266F000-memory.dmp family_redline behavioral1/memory/4556-84-0x0000000002630000-0x000000000266F000-memory.dmp family_redline behavioral1/memory/4556-82-0x0000000002630000-0x000000000266F000-memory.dmp family_redline behavioral1/memory/4556-78-0x0000000002630000-0x000000000266F000-memory.dmp family_redline behavioral1/memory/4556-77-0x0000000002630000-0x000000000266F000-memory.dmp family_redline behavioral1/memory/4556-74-0x0000000002630000-0x000000000266F000-memory.dmp family_redline behavioral1/memory/4556-72-0x0000000002630000-0x000000000266F000-memory.dmp family_redline behavioral1/memory/4556-70-0x0000000002630000-0x000000000266F000-memory.dmp family_redline behavioral1/memory/4556-68-0x0000000002630000-0x000000000266F000-memory.dmp family_redline behavioral1/memory/4556-66-0x0000000002630000-0x000000000266F000-memory.dmp family_redline behavioral1/memory/4556-64-0x0000000002630000-0x000000000266F000-memory.dmp family_redline behavioral1/memory/4556-62-0x0000000002630000-0x000000000266F000-memory.dmp family_redline behavioral1/memory/4556-60-0x0000000002630000-0x000000000266F000-memory.dmp family_redline behavioral1/memory/4556-58-0x0000000002630000-0x000000000266F000-memory.dmp family_redline behavioral1/memory/4556-56-0x0000000002630000-0x000000000266F000-memory.dmp family_redline behavioral1/memory/4556-54-0x0000000002630000-0x000000000266F000-memory.dmp family_redline behavioral1/memory/4556-52-0x0000000002630000-0x000000000266F000-memory.dmp family_redline behavioral1/memory/4556-50-0x0000000002630000-0x000000000266F000-memory.dmp family_redline behavioral1/memory/4556-48-0x0000000002630000-0x000000000266F000-memory.dmp family_redline behavioral1/memory/4556-46-0x0000000002630000-0x000000000266F000-memory.dmp family_redline behavioral1/memory/4556-44-0x0000000002630000-0x000000000266F000-memory.dmp family_redline behavioral1/memory/4556-42-0x0000000002630000-0x000000000266F000-memory.dmp family_redline behavioral1/memory/4556-40-0x0000000002630000-0x000000000266F000-memory.dmp family_redline behavioral1/memory/4556-36-0x0000000002630000-0x000000000266F000-memory.dmp family_redline behavioral1/memory/4556-34-0x0000000002630000-0x000000000266F000-memory.dmp family_redline behavioral1/memory/4556-32-0x0000000002630000-0x000000000266F000-memory.dmp family_redline behavioral1/memory/4556-30-0x0000000002630000-0x000000000266F000-memory.dmp family_redline behavioral1/memory/4556-28-0x0000000002630000-0x000000000266F000-memory.dmp family_redline behavioral1/memory/4556-26-0x0000000002630000-0x000000000266F000-memory.dmp family_redline behavioral1/memory/4556-80-0x0000000002630000-0x000000000266F000-memory.dmp family_redline behavioral1/memory/4556-22-0x0000000002630000-0x000000000266F000-memory.dmp family_redline behavioral1/memory/4556-21-0x0000000002630000-0x000000000266F000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 2 IoCs
pid Process 4468 jr652745.exe 4556 ku004245.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" jr652745.exe -
Adds Run key to start application 2 TTPs 1 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\\\"" 4744b6c9f72acccad27ba46c03351054397ad4f105b60843df1e3bbfe42aa785.exe -
System Location Discovery: System Language Discovery 1 TTPs 2 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 4744b6c9f72acccad27ba46c03351054397ad4f105b60843df1e3bbfe42aa785.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ku004245.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4468 jr652745.exe 4468 jr652745.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4468 jr652745.exe Token: SeDebugPrivilege 4556 ku004245.exe -
Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 1244 wrote to memory of 4468 1244 4744b6c9f72acccad27ba46c03351054397ad4f105b60843df1e3bbfe42aa785.exe 83 PID 1244 wrote to memory of 4468 1244 4744b6c9f72acccad27ba46c03351054397ad4f105b60843df1e3bbfe42aa785.exe 83 PID 1244 wrote to memory of 4556 1244 4744b6c9f72acccad27ba46c03351054397ad4f105b60843df1e3bbfe42aa785.exe 97 PID 1244 wrote to memory of 4556 1244 4744b6c9f72acccad27ba46c03351054397ad4f105b60843df1e3bbfe42aa785.exe 97 PID 1244 wrote to memory of 4556 1244 4744b6c9f72acccad27ba46c03351054397ad4f105b60843df1e3bbfe42aa785.exe 97
Processes
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C:\Users\Admin\AppData\Local\Temp\4744b6c9f72acccad27ba46c03351054397ad4f105b60843df1e3bbfe42aa785.exe"C:\Users\Admin\AppData\Local\Temp\4744b6c9f72acccad27ba46c03351054397ad4f105b60843df1e3bbfe42aa785.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1244 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\jr652745.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\jr652745.exe2⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4468
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ku004245.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ku004245.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:4556
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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
13KB
MD5c442d022d30680b56af7267454c3a321
SHA1d5c00cee96792577ec8bb7311b9b83552f73a388
SHA256257b3cbfb2dd26704b838c169fc52f5d7ac85c25031f3ad7229fe63e7f2e4e55
SHA5125ea187c52a04d57a71557abaf421dca273dd6c93d3aaa9de9bc8dfe03bd00a9a08daa39e8542c56ce9e5a79f8986e9094ab1de99f22b229641c0e5c370ce39f2
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Filesize
311KB
MD52fe5ee2cd43869ad14c79e6ac1dd0d77
SHA13dbf00b0badd025f5f3d4ab318d2d34e3b87d812
SHA256e9fbe4a792a601910a766a1dc3802b089e307ec9e337b34386af0a24ca7fb5d5
SHA5127911fe68422653f1b19c2d93690c66c610561f3780947a07d60187c244384a076ff1b457aacff538a55bb39c731401b76d8f63ff702579dfee0e9649c4cdd8dc