Analysis
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max time kernel
143s -
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
09/11/2024, 03:57
Static task
static1
Behavioral task
behavioral1
Sample
91504a59ef479454ea26990f2aa5c0156be1c10e432106d10514708aca1c0744.exe
Resource
win10v2004-20241007-en
General
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Target
91504a59ef479454ea26990f2aa5c0156be1c10e432106d10514708aca1c0744.exe
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Size
525KB
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MD5
c946f07b336a628311104730c222c80a
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SHA1
12d14d61e6c3936d420f49cde99f0940c69a182f
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SHA256
91504a59ef479454ea26990f2aa5c0156be1c10e432106d10514708aca1c0744
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SHA512
8619aefc72339af4337d37b5851c6319e9967122b1a53ae4c5f0e2a0166435845bba275a8df30dc7fdf3229cf94a39ece71e819dff683f781bae9915cb5a3408
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SSDEEP
12288:tMrjy90/rCYCVYTvH2WkJAZdYxXeKTdA:yyHYzNkAKTG
Malware Config
Extracted
redline
fud
193.233.20.27:4123
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auth_value
cddc991efd6918ad5321d80dac884b40
Signatures
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Detects Healer an antivirus disabler dropper 2 IoCs
resource yara_rule behavioral1/files/0x000b000000023b94-12.dat healer behavioral1/memory/4212-15-0x0000000000420000-0x000000000042A000-memory.dmp healer -
Healer family
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description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection sf16vQ43XI77.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" sf16vQ43XI77.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" sf16vQ43XI77.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" sf16vQ43XI77.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" sf16vQ43XI77.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" sf16vQ43XI77.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/576-22-0x00000000049A0000-0x00000000049E6000-memory.dmp family_redline behavioral1/memory/576-24-0x0000000004A40000-0x0000000004A84000-memory.dmp family_redline behavioral1/memory/576-30-0x0000000004A40000-0x0000000004A7E000-memory.dmp family_redline behavioral1/memory/576-28-0x0000000004A40000-0x0000000004A7E000-memory.dmp family_redline behavioral1/memory/576-26-0x0000000004A40000-0x0000000004A7E000-memory.dmp family_redline behavioral1/memory/576-25-0x0000000004A40000-0x0000000004A7E000-memory.dmp family_redline behavioral1/memory/576-40-0x0000000004A40000-0x0000000004A7E000-memory.dmp family_redline behavioral1/memory/576-88-0x0000000004A40000-0x0000000004A7E000-memory.dmp family_redline behavioral1/memory/576-84-0x0000000004A40000-0x0000000004A7E000-memory.dmp family_redline behavioral1/memory/576-82-0x0000000004A40000-0x0000000004A7E000-memory.dmp family_redline behavioral1/memory/576-80-0x0000000004A40000-0x0000000004A7E000-memory.dmp family_redline behavioral1/memory/576-78-0x0000000004A40000-0x0000000004A7E000-memory.dmp family_redline behavioral1/memory/576-76-0x0000000004A40000-0x0000000004A7E000-memory.dmp family_redline behavioral1/memory/576-72-0x0000000004A40000-0x0000000004A7E000-memory.dmp family_redline behavioral1/memory/576-70-0x0000000004A40000-0x0000000004A7E000-memory.dmp family_redline behavioral1/memory/576-68-0x0000000004A40000-0x0000000004A7E000-memory.dmp family_redline behavioral1/memory/576-66-0x0000000004A40000-0x0000000004A7E000-memory.dmp family_redline behavioral1/memory/576-65-0x0000000004A40000-0x0000000004A7E000-memory.dmp family_redline behavioral1/memory/576-60-0x0000000004A40000-0x0000000004A7E000-memory.dmp family_redline behavioral1/memory/576-59-0x0000000004A40000-0x0000000004A7E000-memory.dmp family_redline behavioral1/memory/576-56-0x0000000004A40000-0x0000000004A7E000-memory.dmp family_redline behavioral1/memory/576-54-0x0000000004A40000-0x0000000004A7E000-memory.dmp family_redline behavioral1/memory/576-52-0x0000000004A40000-0x0000000004A7E000-memory.dmp family_redline behavioral1/memory/576-50-0x0000000004A40000-0x0000000004A7E000-memory.dmp family_redline behavioral1/memory/576-48-0x0000000004A40000-0x0000000004A7E000-memory.dmp family_redline behavioral1/memory/576-46-0x0000000004A40000-0x0000000004A7E000-memory.dmp family_redline behavioral1/memory/576-44-0x0000000004A40000-0x0000000004A7E000-memory.dmp family_redline behavioral1/memory/576-38-0x0000000004A40000-0x0000000004A7E000-memory.dmp family_redline behavioral1/memory/576-36-0x0000000004A40000-0x0000000004A7E000-memory.dmp family_redline behavioral1/memory/576-34-0x0000000004A40000-0x0000000004A7E000-memory.dmp family_redline behavioral1/memory/576-32-0x0000000004A40000-0x0000000004A7E000-memory.dmp family_redline behavioral1/memory/576-86-0x0000000004A40000-0x0000000004A7E000-memory.dmp family_redline behavioral1/memory/576-74-0x0000000004A40000-0x0000000004A7E000-memory.dmp family_redline behavioral1/memory/576-63-0x0000000004A40000-0x0000000004A7E000-memory.dmp family_redline behavioral1/memory/576-42-0x0000000004A40000-0x0000000004A7E000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 3 IoCs
pid Process 4372 vhkU1577jU.exe 4212 sf16vQ43XI77.exe 576 tf50hv82Az26.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" sf16vQ43XI77.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\\\"" 91504a59ef479454ea26990f2aa5c0156be1c10e432106d10514708aca1c0744.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\\\"" vhkU1577jU.exe -
System Location Discovery: System Language Discovery 1 TTPs 3 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 91504a59ef479454ea26990f2aa5c0156be1c10e432106d10514708aca1c0744.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language vhkU1577jU.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language tf50hv82Az26.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4212 sf16vQ43XI77.exe 4212 sf16vQ43XI77.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4212 sf16vQ43XI77.exe Token: SeDebugPrivilege 576 tf50hv82Az26.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 1912 wrote to memory of 4372 1912 91504a59ef479454ea26990f2aa5c0156be1c10e432106d10514708aca1c0744.exe 85 PID 1912 wrote to memory of 4372 1912 91504a59ef479454ea26990f2aa5c0156be1c10e432106d10514708aca1c0744.exe 85 PID 1912 wrote to memory of 4372 1912 91504a59ef479454ea26990f2aa5c0156be1c10e432106d10514708aca1c0744.exe 85 PID 4372 wrote to memory of 4212 4372 vhkU1577jU.exe 87 PID 4372 wrote to memory of 4212 4372 vhkU1577jU.exe 87 PID 4372 wrote to memory of 576 4372 vhkU1577jU.exe 95 PID 4372 wrote to memory of 576 4372 vhkU1577jU.exe 95 PID 4372 wrote to memory of 576 4372 vhkU1577jU.exe 95
Processes
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C:\Users\Admin\AppData\Local\Temp\91504a59ef479454ea26990f2aa5c0156be1c10e432106d10514708aca1c0744.exe"C:\Users\Admin\AppData\Local\Temp\91504a59ef479454ea26990f2aa5c0156be1c10e432106d10514708aca1c0744.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1912 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vhkU1577jU.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vhkU1577jU.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4372 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sf16vQ43XI77.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sf16vQ43XI77.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4212
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tf50hv82Az26.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tf50hv82Az26.exe3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:576
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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
Loading Replay Monitor...
Downloads
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Filesize
380KB
MD543def2f0da0abae6e6e253d8bdef0230
SHA18fcfc12f63b43041f932774c5369eff8eb70e291
SHA256ecdc2e88bb2a0de26883466ba993c82ad091d6981cd605b3c9298b02d5844cbf
SHA512081973d4a671a97c9477688930a0948b02c5f4f6a21662407fdcfcafadb2e0e5f204d3434cdb6edf87f3a76726ae7132d32b5fb86968842ba136fa4b64620347
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Filesize
12KB
MD51a4f6ea8f6c717ff0fa970e6e06a89a6
SHA169d1ea6ced42ac42351468bc8db53363b77ea5bb
SHA256fdd98c5016bb7de3f23ac9b7f01556a96d44f5890f7d60c3ae59be77b23926b5
SHA512f68e63061e9e4d56063f4a5095ff6d5c8a5c2f76d187bb7d96f70301339d7db076f25297ba74b3776699a66c13671ab9cdad5ed0ce2ee335b2dda551dede6702
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Filesize
291KB
MD5434e2d5a4767741895ef183a448da368
SHA11e1d795ae169d4068d8da31d1aa89027804a21a3
SHA256ad32f3b0b1f7b775e4235d6969f27886cc2fafeeb1bd02853fde41ddee1db27a
SHA512e50de394d28557d67ae62bba669dacf8afcc1c925cfd04dcbf07f14ff2c7939579d12337cc8ed822c82bdfcbfcd1114289eede2411113a17c8f92485a15e50f0