Analysis
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max time kernel
150s -
max time network
150s -
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 01:44
Static task
static1
Behavioral task
behavioral1
Sample
5a902f4b8d53e55e5501111fbb02376c5800ecbcd304d3a3e701a8a02c0c88f6.exe
Resource
win10v2004-20241007-en
General
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Target
5a902f4b8d53e55e5501111fbb02376c5800ecbcd304d3a3e701a8a02c0c88f6.exe
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Size
385KB
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MD5
1f615fcd33f52e51dd1a9e8a2457628d
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SHA1
41b61d44b825564558ad177b6d9bd2a04d5fd2f6
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SHA256
5a902f4b8d53e55e5501111fbb02376c5800ecbcd304d3a3e701a8a02c0c88f6
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SHA512
d22a5495509280e6f8963c3a682af104572db9fb4ad4608aeec3df5fd6cdfe95402cc12000c3e8cce35c5af75162cc81642110828e94e6280ca40ef340065cbf
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SSDEEP
6144:K1y+bnr+hp0yN90QEXPtBbHBZaaj/cwQc4VsbzTEIowF1ikpi1X0LANS:PMrdy90ltBLBt/cwlsWzTEItpi1X0D
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/0x000c000000023b7a-5.dat healer behavioral1/memory/1876-8-0x0000000000050000-0x000000000005A000-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" s4858ou.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" s4858ou.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" s4858ou.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" s4858ou.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" s4858ou.exe Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection s4858ou.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/220-18-0x0000000002540000-0x0000000002586000-memory.dmp family_redline behavioral1/memory/220-20-0x0000000004AB0000-0x0000000004AF4000-memory.dmp family_redline behavioral1/memory/220-60-0x0000000004AB0000-0x0000000004AEE000-memory.dmp family_redline behavioral1/memory/220-84-0x0000000004AB0000-0x0000000004AEE000-memory.dmp family_redline behavioral1/memory/220-82-0x0000000004AB0000-0x0000000004AEE000-memory.dmp family_redline behavioral1/memory/220-80-0x0000000004AB0000-0x0000000004AEE000-memory.dmp family_redline behavioral1/memory/220-78-0x0000000004AB0000-0x0000000004AEE000-memory.dmp family_redline behavioral1/memory/220-76-0x0000000004AB0000-0x0000000004AEE000-memory.dmp family_redline behavioral1/memory/220-74-0x0000000004AB0000-0x0000000004AEE000-memory.dmp family_redline behavioral1/memory/220-72-0x0000000004AB0000-0x0000000004AEE000-memory.dmp family_redline behavioral1/memory/220-70-0x0000000004AB0000-0x0000000004AEE000-memory.dmp family_redline behavioral1/memory/220-69-0x0000000004AB0000-0x0000000004AEE000-memory.dmp family_redline behavioral1/memory/220-66-0x0000000004AB0000-0x0000000004AEE000-memory.dmp family_redline behavioral1/memory/220-64-0x0000000004AB0000-0x0000000004AEE000-memory.dmp family_redline behavioral1/memory/220-62-0x0000000004AB0000-0x0000000004AEE000-memory.dmp family_redline behavioral1/memory/220-58-0x0000000004AB0000-0x0000000004AEE000-memory.dmp family_redline behavioral1/memory/220-56-0x0000000004AB0000-0x0000000004AEE000-memory.dmp family_redline behavioral1/memory/220-54-0x0000000004AB0000-0x0000000004AEE000-memory.dmp family_redline behavioral1/memory/220-52-0x0000000004AB0000-0x0000000004AEE000-memory.dmp family_redline behavioral1/memory/220-50-0x0000000004AB0000-0x0000000004AEE000-memory.dmp family_redline behavioral1/memory/220-48-0x0000000004AB0000-0x0000000004AEE000-memory.dmp family_redline behavioral1/memory/220-46-0x0000000004AB0000-0x0000000004AEE000-memory.dmp family_redline behavioral1/memory/220-42-0x0000000004AB0000-0x0000000004AEE000-memory.dmp family_redline behavioral1/memory/220-40-0x0000000004AB0000-0x0000000004AEE000-memory.dmp family_redline behavioral1/memory/220-38-0x0000000004AB0000-0x0000000004AEE000-memory.dmp family_redline behavioral1/memory/220-36-0x0000000004AB0000-0x0000000004AEE000-memory.dmp family_redline behavioral1/memory/220-34-0x0000000004AB0000-0x0000000004AEE000-memory.dmp family_redline behavioral1/memory/220-32-0x0000000004AB0000-0x0000000004AEE000-memory.dmp family_redline behavioral1/memory/220-30-0x0000000004AB0000-0x0000000004AEE000-memory.dmp family_redline behavioral1/memory/220-28-0x0000000004AB0000-0x0000000004AEE000-memory.dmp family_redline behavioral1/memory/220-26-0x0000000004AB0000-0x0000000004AEE000-memory.dmp family_redline behavioral1/memory/220-24-0x0000000004AB0000-0x0000000004AEE000-memory.dmp family_redline behavioral1/memory/220-22-0x0000000004AB0000-0x0000000004AEE000-memory.dmp family_redline behavioral1/memory/220-21-0x0000000004AB0000-0x0000000004AEE000-memory.dmp family_redline behavioral1/memory/220-44-0x0000000004AB0000-0x0000000004AEE000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 2 IoCs
pid Process 1876 s4858ou.exe 220 t53Sv57.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" s4858ou.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\\\"" 5a902f4b8d53e55e5501111fbb02376c5800ecbcd304d3a3e701a8a02c0c88f6.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 5668 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 t53Sv57.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 5a902f4b8d53e55e5501111fbb02376c5800ecbcd304d3a3e701a8a02c0c88f6.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1876 s4858ou.exe 1876 s4858ou.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 1876 s4858ou.exe Token: SeDebugPrivilege 220 t53Sv57.exe -
Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 4456 wrote to memory of 1876 4456 5a902f4b8d53e55e5501111fbb02376c5800ecbcd304d3a3e701a8a02c0c88f6.exe 84 PID 4456 wrote to memory of 1876 4456 5a902f4b8d53e55e5501111fbb02376c5800ecbcd304d3a3e701a8a02c0c88f6.exe 84 PID 4456 wrote to memory of 220 4456 5a902f4b8d53e55e5501111fbb02376c5800ecbcd304d3a3e701a8a02c0c88f6.exe 95 PID 4456 wrote to memory of 220 4456 5a902f4b8d53e55e5501111fbb02376c5800ecbcd304d3a3e701a8a02c0c88f6.exe 95 PID 4456 wrote to memory of 220 4456 5a902f4b8d53e55e5501111fbb02376c5800ecbcd304d3a3e701a8a02c0c88f6.exe 95
Processes
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C:\Users\Admin\AppData\Local\Temp\5a902f4b8d53e55e5501111fbb02376c5800ecbcd304d3a3e701a8a02c0c88f6.exe"C:\Users\Admin\AppData\Local\Temp\5a902f4b8d53e55e5501111fbb02376c5800ecbcd304d3a3e701a8a02c0c88f6.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4456 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\s4858ou.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\s4858ou.exe2⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1876
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\t53Sv57.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\t53Sv57.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:220
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe start wuauserv1⤵
- Launches sc.exe
PID:5668
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
296KB
MD57fb9217f2d4056f5d597eb126f92f780
SHA11123de12fdc1ee71328412d7660984c11d13aaf8
SHA256ca2e28ee7e793e7748701bb3875d0e11fe24a1aacb9b3cdc1865c890423f51ae
SHA5125565fa58e24c82326285768c3fe1b261868fdf22736cf04dda0dc947beb1f7780d127104113210c4e0d259b7c51e75963062b6c648087da3cd9fcf24b803cd92