Analysis
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max time kernel
119s -
max time network
122s -
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 16:48
Static task
static1
Behavioral task
behavioral1
Sample
445f1c4ae882368c8c85b79d61d4d645e202a5a0d646ef231be103f1b98590ecN.exe
Resource
win10v2004-20241007-en
General
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Target
445f1c4ae882368c8c85b79d61d4d645e202a5a0d646ef231be103f1b98590ecN.exe
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Size
394KB
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MD5
0c449b63eaadd97b37c6e83730fbc840
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SHA1
fac197136dc2ec0ed3cac6fb8589c0576c2652c3
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SHA256
445f1c4ae882368c8c85b79d61d4d645e202a5a0d646ef231be103f1b98590ec
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SHA512
81f49072ccfb4bf303a810d801e74ceed99ff3c19c8d9319cd1cef0853a843802859bdc07fda108eb226a9135d231e9c2b7321dad3a7290b12b2274525aa7651
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SSDEEP
6144:KDy+bnr+Rp0yN90QE6l3Iqp66uwD8NjjO2daa98X7jx6HrfhJkI0i:RMrhy904l4VNHzway4L5X0i
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/0x0007000000023c94-5.dat healer behavioral1/memory/3076-8-0x00000000005A0000-0x00000000005AA000-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\DisableRealtimeMonitoring = "1" jr726709.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" jr726709.exe Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection jr726709.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" jr726709.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" jr726709.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" jr726709.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/668-18-0x0000000004D10000-0x0000000004D56000-memory.dmp family_redline behavioral1/memory/668-20-0x00000000053A0000-0x00000000053E4000-memory.dmp family_redline behavioral1/memory/668-22-0x00000000053A0000-0x00000000053DF000-memory.dmp family_redline behavioral1/memory/668-28-0x00000000053A0000-0x00000000053DF000-memory.dmp family_redline behavioral1/memory/668-84-0x00000000053A0000-0x00000000053DF000-memory.dmp family_redline behavioral1/memory/668-82-0x00000000053A0000-0x00000000053DF000-memory.dmp family_redline behavioral1/memory/668-80-0x00000000053A0000-0x00000000053DF000-memory.dmp family_redline behavioral1/memory/668-78-0x00000000053A0000-0x00000000053DF000-memory.dmp family_redline behavioral1/memory/668-76-0x00000000053A0000-0x00000000053DF000-memory.dmp family_redline behavioral1/memory/668-74-0x00000000053A0000-0x00000000053DF000-memory.dmp family_redline behavioral1/memory/668-72-0x00000000053A0000-0x00000000053DF000-memory.dmp family_redline behavioral1/memory/668-70-0x00000000053A0000-0x00000000053DF000-memory.dmp family_redline behavioral1/memory/668-68-0x00000000053A0000-0x00000000053DF000-memory.dmp family_redline behavioral1/memory/668-64-0x00000000053A0000-0x00000000053DF000-memory.dmp family_redline behavioral1/memory/668-62-0x00000000053A0000-0x00000000053DF000-memory.dmp family_redline behavioral1/memory/668-60-0x00000000053A0000-0x00000000053DF000-memory.dmp family_redline behavioral1/memory/668-58-0x00000000053A0000-0x00000000053DF000-memory.dmp family_redline behavioral1/memory/668-56-0x00000000053A0000-0x00000000053DF000-memory.dmp family_redline behavioral1/memory/668-54-0x00000000053A0000-0x00000000053DF000-memory.dmp family_redline behavioral1/memory/668-52-0x00000000053A0000-0x00000000053DF000-memory.dmp family_redline behavioral1/memory/668-50-0x00000000053A0000-0x00000000053DF000-memory.dmp family_redline behavioral1/memory/668-48-0x00000000053A0000-0x00000000053DF000-memory.dmp family_redline behavioral1/memory/668-46-0x00000000053A0000-0x00000000053DF000-memory.dmp family_redline behavioral1/memory/668-44-0x00000000053A0000-0x00000000053DF000-memory.dmp family_redline behavioral1/memory/668-42-0x00000000053A0000-0x00000000053DF000-memory.dmp family_redline behavioral1/memory/668-38-0x00000000053A0000-0x00000000053DF000-memory.dmp family_redline behavioral1/memory/668-36-0x00000000053A0000-0x00000000053DF000-memory.dmp family_redline behavioral1/memory/668-34-0x00000000053A0000-0x00000000053DF000-memory.dmp family_redline behavioral1/memory/668-32-0x00000000053A0000-0x00000000053DF000-memory.dmp family_redline behavioral1/memory/668-30-0x00000000053A0000-0x00000000053DF000-memory.dmp family_redline behavioral1/memory/668-26-0x00000000053A0000-0x00000000053DF000-memory.dmp family_redline behavioral1/memory/668-24-0x00000000053A0000-0x00000000053DF000-memory.dmp family_redline behavioral1/memory/668-66-0x00000000053A0000-0x00000000053DF000-memory.dmp family_redline behavioral1/memory/668-40-0x00000000053A0000-0x00000000053DF000-memory.dmp family_redline behavioral1/memory/668-21-0x00000000053A0000-0x00000000053DF000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 2 IoCs
pid Process 3076 jr726709.exe 668 ku469043.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" jr726709.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\\\"" 445f1c4ae882368c8c85b79d61d4d645e202a5a0d646ef231be103f1b98590ecN.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 ku469043.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 445f1c4ae882368c8c85b79d61d4d645e202a5a0d646ef231be103f1b98590ecN.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3076 jr726709.exe 3076 jr726709.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 3076 jr726709.exe Token: SeDebugPrivilege 668 ku469043.exe -
Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 2720 wrote to memory of 3076 2720 445f1c4ae882368c8c85b79d61d4d645e202a5a0d646ef231be103f1b98590ecN.exe 83 PID 2720 wrote to memory of 3076 2720 445f1c4ae882368c8c85b79d61d4d645e202a5a0d646ef231be103f1b98590ecN.exe 83 PID 2720 wrote to memory of 668 2720 445f1c4ae882368c8c85b79d61d4d645e202a5a0d646ef231be103f1b98590ecN.exe 94 PID 2720 wrote to memory of 668 2720 445f1c4ae882368c8c85b79d61d4d645e202a5a0d646ef231be103f1b98590ecN.exe 94 PID 2720 wrote to memory of 668 2720 445f1c4ae882368c8c85b79d61d4d645e202a5a0d646ef231be103f1b98590ecN.exe 94
Processes
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C:\Users\Admin\AppData\Local\Temp\445f1c4ae882368c8c85b79d61d4d645e202a5a0d646ef231be103f1b98590ecN.exe"C:\Users\Admin\AppData\Local\Temp\445f1c4ae882368c8c85b79d61d4d645e202a5a0d646ef231be103f1b98590ecN.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2720 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\jr726709.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\jr726709.exe2⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3076
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ku469043.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ku469043.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:668
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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
MD5e9ca0cb1ca59b2096deab75ea096f5f6
SHA16168a026576cd564c32fcf5c29e5fde3389d43a9
SHA256a58f5aa1284c6abfdff790cd36f22ed6f28ddfaa321ed3937544c20e3f67ed0b
SHA512413c9402a3dd13153f51236079bdbc6cdda17847b1d9112a8004cc494738ba80d0fc8a1020579c4eb5e00516b41315ff694dc5bed7a68d2b5d0d5e8024d8aa37
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Filesize
353KB
MD5fe996a0d8913455a9512c9cf02d022b2
SHA149d68f44063063392e2ec7e4b178703f63c524ae
SHA256e6d9cafc63c0660752a872c58d3d44b866d61281b12c98a007ef4b9adaf218bd
SHA512e325a01e22b47251fa31e37d15a6f7dc1a053d79d51b54f1b9fb762cbb1a48370163321cd6fe59bafc98186daa45661496880dc7f531d3e14434be9f5342deae