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
13-11-2024 13:35
Static task
static1
Behavioral task
behavioral1
Sample
e2b706b23ada3c2581c06071896be1c26d86f740499bd7062718e0e8a31ecbceN.exe
Resource
win10v2004-20241007-en
General
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Target
e2b706b23ada3c2581c06071896be1c26d86f740499bd7062718e0e8a31ecbceN.exe
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Size
392KB
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MD5
82e6b235602168b9bf34e8bc02fe74d4
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SHA1
683003957647fb73b1a19d8f191e5f3b0719de56
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SHA256
9b10f1bc00f7a04025dd46635bf5c87b66cb76e8dbe0ce3121a5df1914f2e45a
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SHA512
33a87b982a6facf077ddd09534c6c05d808d8964e9ca788dfe1ce8c845c21cef0b4b0f3e47a7bcde360127835f10555f8829d11ab30f542aae88f198278762ab
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SSDEEP
12288:vMr4y90irfwI6kx9RLENM06ulena+7Wmv:HyjP6kx9RwqYWWmv
Malware Config
Extracted
redline
rumfa
193.233.20.24:4123
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auth_value
749d02a6b4ef1fa2ad908e44ec2296dc
Signatures
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Detects Healer an antivirus disabler dropper 2 IoCs
Processes:
resource yara_rule behavioral1/files/0x000a000000023c4e-5.dat healer behavioral1/memory/1912-8-0x0000000000090000-0x000000000009A000-memory.dmp healer -
Healer family
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Processes:
buDB57gx21.exedescription ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" buDB57gx21.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" buDB57gx21.exe Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection buDB57gx21.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" buDB57gx21.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" buDB57gx21.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" buDB57gx21.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 35 IoCs
Processes:
resource yara_rule behavioral1/memory/4588-18-0x0000000002690000-0x00000000026D6000-memory.dmp family_redline behavioral1/memory/4588-20-0x0000000002870000-0x00000000028B4000-memory.dmp family_redline behavioral1/memory/4588-24-0x0000000002870000-0x00000000028AE000-memory.dmp family_redline behavioral1/memory/4588-38-0x0000000002870000-0x00000000028AE000-memory.dmp family_redline behavioral1/memory/4588-84-0x0000000002870000-0x00000000028AE000-memory.dmp family_redline behavioral1/memory/4588-82-0x0000000002870000-0x00000000028AE000-memory.dmp family_redline behavioral1/memory/4588-80-0x0000000002870000-0x00000000028AE000-memory.dmp family_redline behavioral1/memory/4588-78-0x0000000002870000-0x00000000028AE000-memory.dmp family_redline behavioral1/memory/4588-76-0x0000000002870000-0x00000000028AE000-memory.dmp family_redline behavioral1/memory/4588-74-0x0000000002870000-0x00000000028AE000-memory.dmp family_redline behavioral1/memory/4588-70-0x0000000002870000-0x00000000028AE000-memory.dmp family_redline behavioral1/memory/4588-68-0x0000000002870000-0x00000000028AE000-memory.dmp family_redline behavioral1/memory/4588-66-0x0000000002870000-0x00000000028AE000-memory.dmp family_redline behavioral1/memory/4588-64-0x0000000002870000-0x00000000028AE000-memory.dmp family_redline behavioral1/memory/4588-62-0x0000000002870000-0x00000000028AE000-memory.dmp family_redline behavioral1/memory/4588-58-0x0000000002870000-0x00000000028AE000-memory.dmp family_redline behavioral1/memory/4588-56-0x0000000002870000-0x00000000028AE000-memory.dmp family_redline behavioral1/memory/4588-54-0x0000000002870000-0x00000000028AE000-memory.dmp family_redline behavioral1/memory/4588-52-0x0000000002870000-0x00000000028AE000-memory.dmp family_redline behavioral1/memory/4588-51-0x0000000002870000-0x00000000028AE000-memory.dmp family_redline behavioral1/memory/4588-48-0x0000000002870000-0x00000000028AE000-memory.dmp family_redline behavioral1/memory/4588-47-0x0000000002870000-0x00000000028AE000-memory.dmp family_redline behavioral1/memory/4588-44-0x0000000002870000-0x00000000028AE000-memory.dmp family_redline behavioral1/memory/4588-42-0x0000000002870000-0x00000000028AE000-memory.dmp family_redline behavioral1/memory/4588-40-0x0000000002870000-0x00000000028AE000-memory.dmp family_redline behavioral1/memory/4588-37-0x0000000002870000-0x00000000028AE000-memory.dmp family_redline behavioral1/memory/4588-34-0x0000000002870000-0x00000000028AE000-memory.dmp family_redline behavioral1/memory/4588-32-0x0000000002870000-0x00000000028AE000-memory.dmp family_redline behavioral1/memory/4588-30-0x0000000002870000-0x00000000028AE000-memory.dmp family_redline behavioral1/memory/4588-28-0x0000000002870000-0x00000000028AE000-memory.dmp family_redline behavioral1/memory/4588-26-0x0000000002870000-0x00000000028AE000-memory.dmp family_redline behavioral1/memory/4588-72-0x0000000002870000-0x00000000028AE000-memory.dmp family_redline behavioral1/memory/4588-60-0x0000000002870000-0x00000000028AE000-memory.dmp family_redline behavioral1/memory/4588-22-0x0000000002870000-0x00000000028AE000-memory.dmp family_redline behavioral1/memory/4588-21-0x0000000002870000-0x00000000028AE000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 2 IoCs
Processes:
buDB57gx21.execaZt83dC75.exepid Process 1912 buDB57gx21.exe 4588 caZt83dC75.exe -
Processes:
buDB57gx21.exedescription ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" buDB57gx21.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
e2b706b23ada3c2581c06071896be1c26d86f740499bd7062718e0e8a31ecbceN.exedescription 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\\\"" e2b706b23ada3c2581c06071896be1c26d86f740499bd7062718e0e8a31ecbceN.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.
Processes:
e2b706b23ada3c2581c06071896be1c26d86f740499bd7062718e0e8a31ecbceN.execaZt83dC75.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language e2b706b23ada3c2581c06071896be1c26d86f740499bd7062718e0e8a31ecbceN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language caZt83dC75.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
buDB57gx21.exepid Process 1912 buDB57gx21.exe 1912 buDB57gx21.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
buDB57gx21.execaZt83dC75.exedescription pid Process Token: SeDebugPrivilege 1912 buDB57gx21.exe Token: SeDebugPrivilege 4588 caZt83dC75.exe -
Suspicious use of WriteProcessMemory 5 IoCs
Processes:
e2b706b23ada3c2581c06071896be1c26d86f740499bd7062718e0e8a31ecbceN.exedescription pid Process procid_target PID 1268 wrote to memory of 1912 1268 e2b706b23ada3c2581c06071896be1c26d86f740499bd7062718e0e8a31ecbceN.exe 83 PID 1268 wrote to memory of 1912 1268 e2b706b23ada3c2581c06071896be1c26d86f740499bd7062718e0e8a31ecbceN.exe 83 PID 1268 wrote to memory of 4588 1268 e2b706b23ada3c2581c06071896be1c26d86f740499bd7062718e0e8a31ecbceN.exe 92 PID 1268 wrote to memory of 4588 1268 e2b706b23ada3c2581c06071896be1c26d86f740499bd7062718e0e8a31ecbceN.exe 92 PID 1268 wrote to memory of 4588 1268 e2b706b23ada3c2581c06071896be1c26d86f740499bd7062718e0e8a31ecbceN.exe 92
Processes
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C:\Users\Admin\AppData\Local\Temp\e2b706b23ada3c2581c06071896be1c26d86f740499bd7062718e0e8a31ecbceN.exe"C:\Users\Admin\AppData\Local\Temp\e2b706b23ada3c2581c06071896be1c26d86f740499bd7062718e0e8a31ecbceN.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1268 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\buDB57gx21.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\buDB57gx21.exe2⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1912
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\caZt83dC75.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\caZt83dC75.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:4588
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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
16KB
MD53775024156e7208122d074eca73e9240
SHA151d08d1fd315472e8a93a911c2e3809833cc4536
SHA256c97a12f6d133e8686a846ab0a52c6dd01416af1fdf98ce3b4315b816899a004f
SHA512910eb218bc19a5be8b209ea139bb3641b14f5db7e301339405af7b5e5285753ee0fbdcb49a7fb877480a1b1f4520a795c60fcc9f43dcd81a670b04101339ed42
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Filesize
302KB
MD51c5a86f75232313703fab93a198cfae7
SHA1ecf2d10a917811db5f5da1e29c929ab6a2866a0e
SHA2566c5ec3126e35491fe8716e34691036a2cd0a24c110ad9080ecc4b1130ba92b71
SHA512fd6d22ad3c16dcfa708a2e04ca73946046867a18c10ddfda030f04bc7f77373284c043d433997c27ba7e186e814573a26e11cd0a939467b7ec7683b919f9eb0f