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
10/11/2024, 22:16
Static task
static1
Behavioral task
behavioral1
Sample
21f457c5e1500e5dd8b750a8e6dd1426bd8a81c66efc85126f3d8fbf6a151e93N.exe
Resource
win10v2004-20241007-en
General
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Target
21f457c5e1500e5dd8b750a8e6dd1426bd8a81c66efc85126f3d8fbf6a151e93N.exe
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Size
468KB
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MD5
d46866358c2f21ecd6696516aa0007d6
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SHA1
878c5f0d4e8a77693ff905fc05bf63a9aacf2303
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SHA256
98976b44ca88d8a3b7bbc984f24441e2589c07a673c0d13b999690047328831d
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SHA512
1a75b27ba7c9aa5a48ceefb9a1400c321a0e336bc9054f801ef2c376513d3a733543214cfd9241889ec102fddd40665a44692d355e9d5b9b069824ad44a4d780
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SSDEEP
12288:py90F/j+rUKX8WJzt//HQBrfzWOOWE/Fz4Sj:pyuyZt//w9fzROTdJj
Malware Config
Signatures
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Detects Healer an antivirus disabler dropper 2 IoCs
resource yara_rule behavioral1/files/0x000c000000023b89-5.dat healer behavioral1/memory/3704-8-0x0000000000B20000-0x0000000000B2A000-memory.dmp healer -
Healer family
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description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection it966161.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" it966161.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" it966161.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" it966161.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" it966161.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" it966161.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/1296-18-0x00000000027D0000-0x000000000280C000-memory.dmp family_redline behavioral1/memory/1296-20-0x00000000028D0000-0x000000000290A000-memory.dmp family_redline behavioral1/memory/1296-38-0x00000000028D0000-0x0000000002905000-memory.dmp family_redline behavioral1/memory/1296-84-0x00000000028D0000-0x0000000002905000-memory.dmp family_redline behavioral1/memory/1296-82-0x00000000028D0000-0x0000000002905000-memory.dmp family_redline behavioral1/memory/1296-78-0x00000000028D0000-0x0000000002905000-memory.dmp family_redline behavioral1/memory/1296-74-0x00000000028D0000-0x0000000002905000-memory.dmp family_redline behavioral1/memory/1296-72-0x00000000028D0000-0x0000000002905000-memory.dmp family_redline behavioral1/memory/1296-70-0x00000000028D0000-0x0000000002905000-memory.dmp family_redline behavioral1/memory/1296-69-0x00000000028D0000-0x0000000002905000-memory.dmp family_redline behavioral1/memory/1296-64-0x00000000028D0000-0x0000000002905000-memory.dmp family_redline behavioral1/memory/1296-60-0x00000000028D0000-0x0000000002905000-memory.dmp family_redline behavioral1/memory/1296-58-0x00000000028D0000-0x0000000002905000-memory.dmp family_redline behavioral1/memory/1296-57-0x00000000028D0000-0x0000000002905000-memory.dmp family_redline behavioral1/memory/1296-50-0x00000000028D0000-0x0000000002905000-memory.dmp family_redline behavioral1/memory/1296-46-0x00000000028D0000-0x0000000002905000-memory.dmp family_redline behavioral1/memory/1296-44-0x00000000028D0000-0x0000000002905000-memory.dmp family_redline behavioral1/memory/1296-42-0x00000000028D0000-0x0000000002905000-memory.dmp family_redline behavioral1/memory/1296-80-0x00000000028D0000-0x0000000002905000-memory.dmp family_redline behavioral1/memory/1296-76-0x00000000028D0000-0x0000000002905000-memory.dmp family_redline behavioral1/memory/1296-66-0x00000000028D0000-0x0000000002905000-memory.dmp family_redline behavioral1/memory/1296-62-0x00000000028D0000-0x0000000002905000-memory.dmp family_redline behavioral1/memory/1296-54-0x00000000028D0000-0x0000000002905000-memory.dmp family_redline behavioral1/memory/1296-52-0x00000000028D0000-0x0000000002905000-memory.dmp family_redline behavioral1/memory/1296-48-0x00000000028D0000-0x0000000002905000-memory.dmp family_redline behavioral1/memory/1296-40-0x00000000028D0000-0x0000000002905000-memory.dmp family_redline behavioral1/memory/1296-36-0x00000000028D0000-0x0000000002905000-memory.dmp family_redline behavioral1/memory/1296-34-0x00000000028D0000-0x0000000002905000-memory.dmp family_redline behavioral1/memory/1296-32-0x00000000028D0000-0x0000000002905000-memory.dmp family_redline behavioral1/memory/1296-30-0x00000000028D0000-0x0000000002905000-memory.dmp family_redline behavioral1/memory/1296-28-0x00000000028D0000-0x0000000002905000-memory.dmp family_redline behavioral1/memory/1296-26-0x00000000028D0000-0x0000000002905000-memory.dmp family_redline behavioral1/memory/1296-24-0x00000000028D0000-0x0000000002905000-memory.dmp family_redline behavioral1/memory/1296-22-0x00000000028D0000-0x0000000002905000-memory.dmp family_redline behavioral1/memory/1296-21-0x00000000028D0000-0x0000000002905000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 2 IoCs
pid Process 3704 it966161.exe 1296 jr794462.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" it966161.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\\\"" 21f457c5e1500e5dd8b750a8e6dd1426bd8a81c66efc85126f3d8fbf6a151e93N.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 21f457c5e1500e5dd8b750a8e6dd1426bd8a81c66efc85126f3d8fbf6a151e93N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language jr794462.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3704 it966161.exe 3704 it966161.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 3704 it966161.exe Token: SeDebugPrivilege 1296 jr794462.exe -
Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 5088 wrote to memory of 3704 5088 21f457c5e1500e5dd8b750a8e6dd1426bd8a81c66efc85126f3d8fbf6a151e93N.exe 84 PID 5088 wrote to memory of 3704 5088 21f457c5e1500e5dd8b750a8e6dd1426bd8a81c66efc85126f3d8fbf6a151e93N.exe 84 PID 5088 wrote to memory of 1296 5088 21f457c5e1500e5dd8b750a8e6dd1426bd8a81c66efc85126f3d8fbf6a151e93N.exe 92 PID 5088 wrote to memory of 1296 5088 21f457c5e1500e5dd8b750a8e6dd1426bd8a81c66efc85126f3d8fbf6a151e93N.exe 92 PID 5088 wrote to memory of 1296 5088 21f457c5e1500e5dd8b750a8e6dd1426bd8a81c66efc85126f3d8fbf6a151e93N.exe 92
Processes
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C:\Users\Admin\AppData\Local\Temp\21f457c5e1500e5dd8b750a8e6dd1426bd8a81c66efc85126f3d8fbf6a151e93N.exe"C:\Users\Admin\AppData\Local\Temp\21f457c5e1500e5dd8b750a8e6dd1426bd8a81c66efc85126f3d8fbf6a151e93N.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5088 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\it966161.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\it966161.exe2⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3704
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\jr794462.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\jr794462.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:1296
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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
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91
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Filesize
488KB
MD56dd91d5d38912ba4c00c063367c47aa5
SHA1e92c3c0fd4920c788f506d618d5a63b7ebe786bb
SHA2567018b5bc32b08c84b62b26d5d4456c30ea4d0f21fbb0df6ae8faabbfaaf61279
SHA5126180bcb15c6f888f6d96c7ada91b1c2204c12ce60e67a76e15a594fc6f27933540fae50494f075511dcfadf5d9f883db4c15e96934348125524afe103af33aa6