Resubmissions
10/11/2024, 21:24
241110-z9bd3avmgv 1010/11/2024, 21:20
241110-z64answble 1010/11/2024, 21:16
241110-z4zjpsvlgz 10Analysis
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max time kernel
40s -
max time network
51s -
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, 21:24
Static task
static1
Behavioral task
behavioral1
Sample
f9c7fb61fac796511a98f115056b62cd9a93f0575008d2f3e04adc57c83fdee5.exe
Resource
win10v2004-20241007-en
General
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Target
f9c7fb61fac796511a98f115056b62cd9a93f0575008d2f3e04adc57c83fdee5.exe
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Size
538KB
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MD5
305fcf62dddb78bb174ea9085f6aa4e0
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SHA1
ee28b8c3925710f6db2cf1deaeab87635756e6ed
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SHA256
f9c7fb61fac796511a98f115056b62cd9a93f0575008d2f3e04adc57c83fdee5
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SHA512
46d7dc75bbe75561a3a2368793db9b459ef666eca81d2c8bfe3913737cfffdd8602255abd5ce3b35b8c3558685d9447ec0920297d9b7c27b0921f9778272ff99
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SSDEEP
12288:EMrjy90SGnrZjYi0Xd022G/eK+AwYp1M9Cs9qshaX:3ywrJEXdjbdnp1QCqfM
Malware Config
Extracted
redline
down
193.233.20.31:4125
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auth_value
12c31a90c72f5efae8c053a0bd339381
Signatures
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Detects Healer an antivirus disabler dropper 2 IoCs
resource yara_rule behavioral1/files/0x0008000000023c83-12.dat healer behavioral1/memory/1564-15-0x0000000000230000-0x000000000023A000-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\DisableBehaviorMonitoring = "1" pro2886.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro2886.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro2886.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro2886.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro2886.exe Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection pro2886.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/3156-22-0x00000000025F0000-0x0000000002636000-memory.dmp family_redline behavioral1/memory/3156-24-0x0000000004B20000-0x0000000004B64000-memory.dmp family_redline behavioral1/memory/3156-88-0x0000000004B20000-0x0000000004B5E000-memory.dmp family_redline behavioral1/memory/3156-86-0x0000000004B20000-0x0000000004B5E000-memory.dmp family_redline behavioral1/memory/3156-84-0x0000000004B20000-0x0000000004B5E000-memory.dmp family_redline behavioral1/memory/3156-82-0x0000000004B20000-0x0000000004B5E000-memory.dmp family_redline behavioral1/memory/3156-80-0x0000000004B20000-0x0000000004B5E000-memory.dmp family_redline behavioral1/memory/3156-78-0x0000000004B20000-0x0000000004B5E000-memory.dmp family_redline behavioral1/memory/3156-76-0x0000000004B20000-0x0000000004B5E000-memory.dmp family_redline behavioral1/memory/3156-74-0x0000000004B20000-0x0000000004B5E000-memory.dmp family_redline behavioral1/memory/3156-72-0x0000000004B20000-0x0000000004B5E000-memory.dmp family_redline behavioral1/memory/3156-70-0x0000000004B20000-0x0000000004B5E000-memory.dmp family_redline behavioral1/memory/3156-68-0x0000000004B20000-0x0000000004B5E000-memory.dmp family_redline behavioral1/memory/3156-66-0x0000000004B20000-0x0000000004B5E000-memory.dmp family_redline behavioral1/memory/3156-64-0x0000000004B20000-0x0000000004B5E000-memory.dmp family_redline behavioral1/memory/3156-62-0x0000000004B20000-0x0000000004B5E000-memory.dmp family_redline behavioral1/memory/3156-60-0x0000000004B20000-0x0000000004B5E000-memory.dmp family_redline behavioral1/memory/3156-58-0x0000000004B20000-0x0000000004B5E000-memory.dmp family_redline behavioral1/memory/3156-56-0x0000000004B20000-0x0000000004B5E000-memory.dmp family_redline behavioral1/memory/3156-54-0x0000000004B20000-0x0000000004B5E000-memory.dmp family_redline behavioral1/memory/3156-52-0x0000000004B20000-0x0000000004B5E000-memory.dmp family_redline behavioral1/memory/3156-50-0x0000000004B20000-0x0000000004B5E000-memory.dmp family_redline behavioral1/memory/3156-48-0x0000000004B20000-0x0000000004B5E000-memory.dmp family_redline behavioral1/memory/3156-46-0x0000000004B20000-0x0000000004B5E000-memory.dmp family_redline behavioral1/memory/3156-44-0x0000000004B20000-0x0000000004B5E000-memory.dmp family_redline behavioral1/memory/3156-42-0x0000000004B20000-0x0000000004B5E000-memory.dmp family_redline behavioral1/memory/3156-40-0x0000000004B20000-0x0000000004B5E000-memory.dmp family_redline behavioral1/memory/3156-38-0x0000000004B20000-0x0000000004B5E000-memory.dmp family_redline behavioral1/memory/3156-36-0x0000000004B20000-0x0000000004B5E000-memory.dmp family_redline behavioral1/memory/3156-34-0x0000000004B20000-0x0000000004B5E000-memory.dmp family_redline behavioral1/memory/3156-32-0x0000000004B20000-0x0000000004B5E000-memory.dmp family_redline behavioral1/memory/3156-30-0x0000000004B20000-0x0000000004B5E000-memory.dmp family_redline behavioral1/memory/3156-28-0x0000000004B20000-0x0000000004B5E000-memory.dmp family_redline behavioral1/memory/3156-26-0x0000000004B20000-0x0000000004B5E000-memory.dmp family_redline behavioral1/memory/3156-25-0x0000000004B20000-0x0000000004B5E000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 3 IoCs
pid Process 3612 unio2054.exe 1564 pro2886.exe 3156 qu5879.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" pro2886.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\\\"" f9c7fb61fac796511a98f115056b62cd9a93f0575008d2f3e04adc57c83fdee5.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\\\"" unio2054.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 f9c7fb61fac796511a98f115056b62cd9a93f0575008d2f3e04adc57c83fdee5.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language unio2054.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language qu5879.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1564 pro2886.exe 1564 pro2886.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 1564 pro2886.exe Token: SeDebugPrivilege 3156 qu5879.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 1500 wrote to memory of 3612 1500 f9c7fb61fac796511a98f115056b62cd9a93f0575008d2f3e04adc57c83fdee5.exe 86 PID 1500 wrote to memory of 3612 1500 f9c7fb61fac796511a98f115056b62cd9a93f0575008d2f3e04adc57c83fdee5.exe 86 PID 1500 wrote to memory of 3612 1500 f9c7fb61fac796511a98f115056b62cd9a93f0575008d2f3e04adc57c83fdee5.exe 86 PID 3612 wrote to memory of 1564 3612 unio2054.exe 87 PID 3612 wrote to memory of 1564 3612 unio2054.exe 87 PID 3612 wrote to memory of 3156 3612 unio2054.exe 95 PID 3612 wrote to memory of 3156 3612 unio2054.exe 95 PID 3612 wrote to memory of 3156 3612 unio2054.exe 95
Processes
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C:\Users\Admin\AppData\Local\Temp\f9c7fb61fac796511a98f115056b62cd9a93f0575008d2f3e04adc57c83fdee5.exe"C:\Users\Admin\AppData\Local\Temp\f9c7fb61fac796511a98f115056b62cd9a93f0575008d2f3e04adc57c83fdee5.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1500 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio2054.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio2054.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3612 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro2886.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro2886.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1564
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu5879.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu5879.exe3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:3156
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C:\Windows\System32\rundll32.exeC:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding1⤵PID:4292
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
396KB
MD5d94963254da60dd0defec2c29b128551
SHA18a66be7dd4fed28f05a1874a8903c8c58c6c4894
SHA256ccc0c5f41bd8eb77124bc0c2a948ac893ea981f6de76cb003639fd9475bbe0d3
SHA51238f5c4ce07a6992072cc1ce4707edc4356d94c5a847c612a37d598188cc18e826fee42b2d6e95ee5e2abd7972947a7da6872911f5d30eb08be1ac603aecd7aa6
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Filesize
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91
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Filesize
469KB
MD5e795f9637181358f9423765c33662c8a
SHA14d54cf149caa17a9eb3ba09ff5b9a31cfe0899e5
SHA256b694c71318645cddd5c09e2e4a1fa9298a12e0b561d842dbe341b5341f836a50
SHA5127d702a95ba94ab648acde6f2dc6ff805c33efd2357f33f72317bc5b5acd7ab89cdf017d7f1f370b86798bbad2836e893da4ac3295cc7f8bee9804c8c90488dd9