Analysis
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max time kernel
144s -
max time network
148s -
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, 05:00
Static task
static1
Behavioral task
behavioral1
Sample
4c0988399789206cf730c3a47b292c18c78df325a2c466960754bd2e3529609b.exe
Resource
win10v2004-20241007-en
General
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Target
4c0988399789206cf730c3a47b292c18c78df325a2c466960754bd2e3529609b.exe
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Size
393KB
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MD5
b43dcf8dccf6a46dbc7194a5f28f7b97
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SHA1
f6ad2782b373a9bc583451904bff58b552af74c7
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SHA256
4c0988399789206cf730c3a47b292c18c78df325a2c466960754bd2e3529609b
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SHA512
f29d251d99f3c2583584a9369e3fc9d438bff1823567ab59717d3dc45dd33ec5333d97c417caa58e6776e0b70bc109aad51460b46cc08e8795ffad1b00f30f45
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SSDEEP
6144:Kxy+bnr+xp0yN90QEh7N9Je8brlCnfrPkEYhvakTIQ68FM2IMrBHdL:bMrxy90jNFVczPkxhv/IQ68FHL
Malware Config
Extracted
redline
mango
193.233.20.28:4125
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auth_value
ecf79d7f5227d998a3501c972d915d23
Signatures
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Detects Healer an antivirus disabler dropper 2 IoCs
resource yara_rule behavioral1/files/0x000c000000023b8f-6.dat healer behavioral1/memory/760-8-0x0000000000430000-0x000000000043A000-memory.dmp healer -
Healer family
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description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection s2671hz.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" s2671hz.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" s2671hz.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" s2671hz.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" s2671hz.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" s2671hz.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/1220-17-0x0000000002660000-0x00000000026A6000-memory.dmp family_redline behavioral1/memory/1220-19-0x0000000002760000-0x00000000027A4000-memory.dmp family_redline behavioral1/memory/1220-29-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/1220-55-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/1220-83-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/1220-81-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/1220-79-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/1220-77-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/1220-75-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/1220-73-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/1220-71-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/1220-69-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/1220-67-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/1220-65-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/1220-63-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/1220-61-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/1220-59-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/1220-57-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/1220-53-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/1220-51-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/1220-49-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/1220-47-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/1220-45-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/1220-43-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/1220-41-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/1220-39-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/1220-37-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/1220-35-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/1220-33-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/1220-31-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/1220-27-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/1220-25-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/1220-23-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/1220-21-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/1220-20-0x0000000002760000-0x000000000279E000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 2 IoCs
pid Process 760 s2671hz.exe 1220 t74nR21.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" s2671hz.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\\\"" 4c0988399789206cf730c3a47b292c18c78df325a2c466960754bd2e3529609b.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 5636 sc.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 4c0988399789206cf730c3a47b292c18c78df325a2c466960754bd2e3529609b.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language t74nR21.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 760 s2671hz.exe 760 s2671hz.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 760 s2671hz.exe Token: SeDebugPrivilege 1220 t74nR21.exe -
Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 3316 wrote to memory of 760 3316 4c0988399789206cf730c3a47b292c18c78df325a2c466960754bd2e3529609b.exe 83 PID 3316 wrote to memory of 760 3316 4c0988399789206cf730c3a47b292c18c78df325a2c466960754bd2e3529609b.exe 83 PID 3316 wrote to memory of 1220 3316 4c0988399789206cf730c3a47b292c18c78df325a2c466960754bd2e3529609b.exe 92 PID 3316 wrote to memory of 1220 3316 4c0988399789206cf730c3a47b292c18c78df325a2c466960754bd2e3529609b.exe 92 PID 3316 wrote to memory of 1220 3316 4c0988399789206cf730c3a47b292c18c78df325a2c466960754bd2e3529609b.exe 92
Processes
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C:\Users\Admin\AppData\Local\Temp\4c0988399789206cf730c3a47b292c18c78df325a2c466960754bd2e3529609b.exe"C:\Users\Admin\AppData\Local\Temp\4c0988399789206cf730c3a47b292c18c78df325a2c466960754bd2e3529609b.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3316 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\s2671hz.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\s2671hz.exe2⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:760
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\t74nR21.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\t74nR21.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:1220
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe start wuauserv1⤵
- Launches sc.exe
PID:5636
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
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91
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Filesize
323KB
MD5a18bc052dac76e8b0b9945594d2e8eab
SHA19342f954e199cb1e8375daf861d91b877f1c6ad9
SHA256d8a2a5c2cc4691861d4f8409f2877cac35b3e82ae94b90a45160ae204a4cf7d2
SHA512898156d3be9e60ae438033b2b9d9d30891781cb43841dd00e3dc6431d9ae458d61fd060348a6780d5d594b08c2a67978a62e81a37d7d777c8c8d5868ebdd33b6