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Analysis
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max time kernel
149s -
max time network
151s -
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, 01:49
Static task
static1
Behavioral task
behavioral1
Sample
a1032b4c782db2d2a6c601b2eddba92e1570a50a603c29d476001c5a37b3141c.exe
Resource
win10v2004-20241007-en
General
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Target
a1032b4c782db2d2a6c601b2eddba92e1570a50a603c29d476001c5a37b3141c.exe
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Size
538KB
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MD5
bca9e8da35225376e123ac2bfb1ac879
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SHA1
eb8945f3d5476e065f1226a61bdb6fb4bf17696c
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SHA256
a1032b4c782db2d2a6c601b2eddba92e1570a50a603c29d476001c5a37b3141c
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SHA512
ee9c37e280a897b3dced340b4b3aa1079ac36f4541bd33621e2c2a7af9f6173de9821fe78e3948d5e25f50d1d86f24e673d01ce53b3e7372c3536cd9d3201941
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SSDEEP
12288:zMr7y90O6uotk6v6+LgCS5b0w1QnmuSrU0lMdO:4y6zOerStMs
Malware Config
Extracted
redline
ruzhpe
pepunn.com:4162
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auth_value
f735ced96ae8d01d0bd1d514240e54e0
Signatures
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Detects Healer an antivirus disabler dropper 2 IoCs
resource yara_rule behavioral1/files/0x000b000000023b62-12.dat healer behavioral1/memory/1632-15-0x0000000000030000-0x000000000003A000-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" sw31mg49Bu13.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" sw31mg49Bu13.exe Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection sw31mg49Bu13.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" sw31mg49Bu13.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" sw31mg49Bu13.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" sw31mg49Bu13.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/2524-22-0x00000000025D0000-0x0000000002616000-memory.dmp family_redline behavioral1/memory/2524-24-0x0000000004BC0000-0x0000000004C04000-memory.dmp family_redline behavioral1/memory/2524-32-0x0000000004BC0000-0x0000000004BFE000-memory.dmp family_redline behavioral1/memory/2524-28-0x0000000004BC0000-0x0000000004BFE000-memory.dmp family_redline behavioral1/memory/2524-26-0x0000000004BC0000-0x0000000004BFE000-memory.dmp family_redline behavioral1/memory/2524-25-0x0000000004BC0000-0x0000000004BFE000-memory.dmp family_redline behavioral1/memory/2524-48-0x0000000004BC0000-0x0000000004BFE000-memory.dmp family_redline behavioral1/memory/2524-88-0x0000000004BC0000-0x0000000004BFE000-memory.dmp family_redline behavioral1/memory/2524-84-0x0000000004BC0000-0x0000000004BFE000-memory.dmp family_redline behavioral1/memory/2524-82-0x0000000004BC0000-0x0000000004BFE000-memory.dmp family_redline behavioral1/memory/2524-81-0x0000000004BC0000-0x0000000004BFE000-memory.dmp family_redline behavioral1/memory/2524-78-0x0000000004BC0000-0x0000000004BFE000-memory.dmp family_redline behavioral1/memory/2524-77-0x0000000004BC0000-0x0000000004BFE000-memory.dmp family_redline behavioral1/memory/2524-74-0x0000000004BC0000-0x0000000004BFE000-memory.dmp family_redline behavioral1/memory/2524-70-0x0000000004BC0000-0x0000000004BFE000-memory.dmp family_redline behavioral1/memory/2524-68-0x0000000004BC0000-0x0000000004BFE000-memory.dmp family_redline behavioral1/memory/2524-66-0x0000000004BC0000-0x0000000004BFE000-memory.dmp family_redline behavioral1/memory/2524-64-0x0000000004BC0000-0x0000000004BFE000-memory.dmp family_redline behavioral1/memory/2524-62-0x0000000004BC0000-0x0000000004BFE000-memory.dmp family_redline behavioral1/memory/2524-60-0x0000000004BC0000-0x0000000004BFE000-memory.dmp family_redline behavioral1/memory/2524-58-0x0000000004BC0000-0x0000000004BFE000-memory.dmp family_redline behavioral1/memory/2524-56-0x0000000004BC0000-0x0000000004BFE000-memory.dmp family_redline behavioral1/memory/2524-52-0x0000000004BC0000-0x0000000004BFE000-memory.dmp family_redline behavioral1/memory/2524-50-0x0000000004BC0000-0x0000000004BFE000-memory.dmp family_redline behavioral1/memory/2524-46-0x0000000004BC0000-0x0000000004BFE000-memory.dmp family_redline behavioral1/memory/2524-44-0x0000000004BC0000-0x0000000004BFE000-memory.dmp family_redline behavioral1/memory/2524-42-0x0000000004BC0000-0x0000000004BFE000-memory.dmp family_redline behavioral1/memory/2524-40-0x0000000004BC0000-0x0000000004BFE000-memory.dmp family_redline behavioral1/memory/2524-38-0x0000000004BC0000-0x0000000004BFE000-memory.dmp family_redline behavioral1/memory/2524-36-0x0000000004BC0000-0x0000000004BFE000-memory.dmp family_redline behavioral1/memory/2524-34-0x0000000004BC0000-0x0000000004BFE000-memory.dmp family_redline behavioral1/memory/2524-30-0x0000000004BC0000-0x0000000004BFE000-memory.dmp family_redline behavioral1/memory/2524-86-0x0000000004BC0000-0x0000000004BFE000-memory.dmp family_redline behavioral1/memory/2524-72-0x0000000004BC0000-0x0000000004BFE000-memory.dmp family_redline behavioral1/memory/2524-54-0x0000000004BC0000-0x0000000004BFE000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 3 IoCs
pid Process 3516 vklL2154Ng.exe 1632 sw31mg49Bu13.exe 2524 tkWE39TI23vs.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" sw31mg49Bu13.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\\\"" a1032b4c782db2d2a6c601b2eddba92e1570a50a603c29d476001c5a37b3141c.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\\\"" vklL2154Ng.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 a1032b4c782db2d2a6c601b2eddba92e1570a50a603c29d476001c5a37b3141c.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language vklL2154Ng.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language tkWE39TI23vs.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1632 sw31mg49Bu13.exe 1632 sw31mg49Bu13.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 1632 sw31mg49Bu13.exe Token: SeDebugPrivilege 2524 tkWE39TI23vs.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 3744 wrote to memory of 3516 3744 a1032b4c782db2d2a6c601b2eddba92e1570a50a603c29d476001c5a37b3141c.exe 83 PID 3744 wrote to memory of 3516 3744 a1032b4c782db2d2a6c601b2eddba92e1570a50a603c29d476001c5a37b3141c.exe 83 PID 3744 wrote to memory of 3516 3744 a1032b4c782db2d2a6c601b2eddba92e1570a50a603c29d476001c5a37b3141c.exe 83 PID 3516 wrote to memory of 1632 3516 vklL2154Ng.exe 84 PID 3516 wrote to memory of 1632 3516 vklL2154Ng.exe 84 PID 3516 wrote to memory of 2524 3516 vklL2154Ng.exe 98 PID 3516 wrote to memory of 2524 3516 vklL2154Ng.exe 98 PID 3516 wrote to memory of 2524 3516 vklL2154Ng.exe 98
Processes
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C:\Users\Admin\AppData\Local\Temp\a1032b4c782db2d2a6c601b2eddba92e1570a50a603c29d476001c5a37b3141c.exe"C:\Users\Admin\AppData\Local\Temp\a1032b4c782db2d2a6c601b2eddba92e1570a50a603c29d476001c5a37b3141c.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3744 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vklL2154Ng.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vklL2154Ng.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3516 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw31mg49Bu13.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw31mg49Bu13.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1632
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tkWE39TI23vs.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tkWE39TI23vs.exe3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:2524
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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
394KB
MD56acf1a77928db4167a0876d5ce700189
SHA1e74827eccf8d559ba4c25a98639efce1493c3ad5
SHA2567adafebc5f15dbab4220af759d05df18f736aea3bdaaa6b4c339d1644553c74b
SHA512e86c0740aab24f9d03933df0e3dfd8e0ebf39033eb59fcb8922e1f4bf0eeb7a4af6948d923814466febf59f66947ef260e1a72f0adfecefd8d61ce641a295a6f
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Filesize
18KB
MD5ef89e42ce09e4483202ea71859d5fcc3
SHA1efdb7b20450e7b532658b23fbe6e985ac0b0d7a0
SHA2568c552fbd1cc2f6284f3bf4f9ab45817e6932398551656ce43fcda632717a2986
SHA512d3451f04f279e08668ebef43f33a15edad3ab08a0a057879e9cf6a6e2fd9ccf8a6a416b4ccf15da745722a153b2e54d5cb4cd20fbaaf8b6c26720193e29233ec
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Filesize
309KB
MD5c399447de03079c2f5c1482ddeb1706b
SHA1dbeaa79a4b8e1190fc5c054b408948631dac089c
SHA256afce08c2456f2f7a0ca5d02fca432a29b387b7f1d6fb1d58c6fc6da96749f7d7
SHA5123f7001cfb7e54a471786f96c6788858718b867cdcd9c2caabd19018f74228461bcfa45211c11e5a541fdb4fd6c4ff0c330e6b6c8734304d670fc393072480b3c