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Analysis
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max time kernel
116s -
max time network
120s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
11/11/2024, 01:26
Static task
static1
Behavioral task
behavioral1
Sample
cbda8bb068a6ac5a8de02e79515a683c18b1ef921faa380212d81641d16b8fb3N.exe
Resource
win10v2004-20241007-en
General
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Target
cbda8bb068a6ac5a8de02e79515a683c18b1ef921faa380212d81641d16b8fb3N.exe
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Size
202KB
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MD5
3c6e700dd3fc88b80e41e21ee8227010
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SHA1
0398147a7c9ea071d3dd5adcbf59479502faa1e5
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SHA256
cbda8bb068a6ac5a8de02e79515a683c18b1ef921faa380212d81641d16b8fb3
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SHA512
be5dcd2fe156ef410a3bf51f17f2e6330c0201f8349d05f664921d6348993f9bd56a97ec07699f1c75cad68e82058b20dc425c36e8b6c9763918f027beeea2e6
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SSDEEP
3072:Kuy+bnr+O1y5GWp1icKAArDZz4N9GhbkrNEk6QYSSR2U2Um1qZlY1:Kuy+bnr+pp0yN90QEx/c
Malware Config
Extracted
redline
dubik
193.233.20.17:4139
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auth_value
05136deb26ad700ca57d43b1de454f46
Signatures
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Detects Healer an antivirus disabler dropper 2 IoCs
resource yara_rule behavioral1/files/0x0034000000023b78-5.dat healer behavioral1/memory/2300-8-0x0000000000E60000-0x0000000000E6A000-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" kki97ir.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" kki97ir.exe Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection kki97ir.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" kki97ir.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" kki97ir.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" kki97ir.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 2 IoCs
resource yara_rule behavioral1/files/0x000a000000023b80-12.dat family_redline behavioral1/memory/3396-15-0x0000000000350000-0x0000000000382000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 2 IoCs
pid Process 2300 kki97ir.exe 3396 ngB87uX.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" kki97ir.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\\\"" cbda8bb068a6ac5a8de02e79515a683c18b1ef921faa380212d81641d16b8fb3N.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 cbda8bb068a6ac5a8de02e79515a683c18b1ef921faa380212d81641d16b8fb3N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ngB87uX.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2300 kki97ir.exe 2300 kki97ir.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2300 kki97ir.exe -
Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 3892 wrote to memory of 2300 3892 cbda8bb068a6ac5a8de02e79515a683c18b1ef921faa380212d81641d16b8fb3N.exe 85 PID 3892 wrote to memory of 2300 3892 cbda8bb068a6ac5a8de02e79515a683c18b1ef921faa380212d81641d16b8fb3N.exe 85 PID 3892 wrote to memory of 3396 3892 cbda8bb068a6ac5a8de02e79515a683c18b1ef921faa380212d81641d16b8fb3N.exe 101 PID 3892 wrote to memory of 3396 3892 cbda8bb068a6ac5a8de02e79515a683c18b1ef921faa380212d81641d16b8fb3N.exe 101 PID 3892 wrote to memory of 3396 3892 cbda8bb068a6ac5a8de02e79515a683c18b1ef921faa380212d81641d16b8fb3N.exe 101
Processes
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C:\Users\Admin\AppData\Local\Temp\cbda8bb068a6ac5a8de02e79515a683c18b1ef921faa380212d81641d16b8fb3N.exe"C:\Users\Admin\AppData\Local\Temp\cbda8bb068a6ac5a8de02e79515a683c18b1ef921faa380212d81641d16b8fb3N.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3892 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\kki97ir.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\kki97ir.exe2⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2300
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ngB87uX.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ngB87uX.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:3396
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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
175KB
MD5cddbd387c5c8bb5e8a8ad341f7d05475
SHA11ae74b1a19a38a736b5321b41de10a48ab72eddc
SHA256c531095f91211aea5e7ed61228c557ea1718605e8840e9ca61e3e652d4634d2d
SHA512ce5ad725decbc063176ef313413112618506ca5863ced90beb5f59ef844d3c0b77bda05be04d1e0337731d2f2eca58f4ad98070d1aa55315879528f9be0f6a0e