Analysis
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max time kernel
145s -
max time network
157s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
04-11-2024 13:56
Static task
static1
Behavioral task
behavioral1
Sample
988547db7ecdd96e81a52a83932c988f19f39a9b7085c4a1666c3a22b62d3c19.exe
Resource
win10v2004-20241007-en
General
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Target
988547db7ecdd96e81a52a83932c988f19f39a9b7085c4a1666c3a22b62d3c19.exe
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Size
536KB
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MD5
e66dda71f5b90dfa920d839ae1e9f5cb
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SHA1
cfce1159d3dd0cf3e763cd649033607443566875
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SHA256
988547db7ecdd96e81a52a83932c988f19f39a9b7085c4a1666c3a22b62d3c19
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SHA512
0bc190ecf7013dff9870df28b8e7abd072140b73462ad4dec82d43d3288093d445aaa0a5f4987fc45d40ffe86903228cbf7d2c343362c3ed5b98c172bbe3358c
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SSDEEP
12288:7Mr7y90E317/kQAV87TDmTsjBQZ8HEk91B3zJE:gyR314NVG2TsFHEA13E
Malware Config
Extracted
redline
rouch
193.56.146.11:4162
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auth_value
1b1735bcfc122c708eae27ca352568de
Signatures
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Detects Healer an antivirus disabler dropper 2 IoCs
resource yara_rule behavioral1/files/0x000c000000023bae-13.dat healer behavioral1/memory/4440-15-0x0000000000600000-0x000000000060A000-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\DisableScanOnRealtimeEnable = "1" sw46WV45ey35.exe Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection sw46WV45ey35.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" sw46WV45ey35.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" sw46WV45ey35.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" sw46WV45ey35.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" sw46WV45ey35.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/3548-22-0x0000000004C10000-0x0000000004C56000-memory.dmp family_redline behavioral1/memory/3548-24-0x0000000004CD0000-0x0000000004D14000-memory.dmp family_redline behavioral1/memory/3548-26-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/3548-31-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/3548-88-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/3548-86-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/3548-84-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/3548-82-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/3548-80-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/3548-78-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/3548-76-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/3548-74-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/3548-70-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/3548-69-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/3548-66-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/3548-64-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/3548-62-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/3548-60-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/3548-58-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/3548-56-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/3548-54-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/3548-50-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/3548-48-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/3548-46-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/3548-44-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/3548-42-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/3548-40-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/3548-38-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/3548-34-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/3548-32-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/3548-28-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/3548-72-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/3548-52-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/3548-36-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/3548-25-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 3 IoCs
pid Process 4488 vBO1221EX.exe 4440 sw46WV45ey35.exe 3548 tnY70cz46.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" sw46WV45ey35.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\\\"" 988547db7ecdd96e81a52a83932c988f19f39a9b7085c4a1666c3a22b62d3c19.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\\\"" vBO1221EX.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 3716 sc.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 988547db7ecdd96e81a52a83932c988f19f39a9b7085c4a1666c3a22b62d3c19.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language vBO1221EX.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language tnY70cz46.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4440 sw46WV45ey35.exe 4440 sw46WV45ey35.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4440 sw46WV45ey35.exe Token: SeDebugPrivilege 3548 tnY70cz46.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 4724 wrote to memory of 4488 4724 988547db7ecdd96e81a52a83932c988f19f39a9b7085c4a1666c3a22b62d3c19.exe 84 PID 4724 wrote to memory of 4488 4724 988547db7ecdd96e81a52a83932c988f19f39a9b7085c4a1666c3a22b62d3c19.exe 84 PID 4724 wrote to memory of 4488 4724 988547db7ecdd96e81a52a83932c988f19f39a9b7085c4a1666c3a22b62d3c19.exe 84 PID 4488 wrote to memory of 4440 4488 vBO1221EX.exe 85 PID 4488 wrote to memory of 4440 4488 vBO1221EX.exe 85 PID 4488 wrote to memory of 3548 4488 vBO1221EX.exe 93 PID 4488 wrote to memory of 3548 4488 vBO1221EX.exe 93 PID 4488 wrote to memory of 3548 4488 vBO1221EX.exe 93
Processes
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C:\Users\Admin\AppData\Local\Temp\988547db7ecdd96e81a52a83932c988f19f39a9b7085c4a1666c3a22b62d3c19.exe"C:\Users\Admin\AppData\Local\Temp\988547db7ecdd96e81a52a83932c988f19f39a9b7085c4a1666c3a22b62d3c19.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4724 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vBO1221EX.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vBO1221EX.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4488 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw46WV45ey35.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw46WV45ey35.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4440
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tnY70cz46.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tnY70cz46.exe3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:3548
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe start wuauserv1⤵
- Launches sc.exe
PID:3716
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
392KB
MD5817992124adb1ddd30430849d1230f68
SHA139aba09828fd7538783cb5c2d5e322419e4e78b2
SHA256091205d6a8e332bf37917ee8f927c883a48190488b9a8012df877896d35a4ce0
SHA512d813d86e5cb3e63c71627847290e8c567c6ebc6679b9fecccd6c8ca5aa5f6e8e456393cca709150d2cb231111634341414e51a567d799a830bd9dcfc23762968
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Filesize
12KB
MD5b383c2b049c8392397de834932ea8de4
SHA1898a37cbd4bb27f4f483c8f945f9cb4b4e2a5475
SHA256f9538fd7796392b356c0e438f1ee5f85bb376fd73dad0f58056d2a5a9689267c
SHA5121a04199bc0c235411c9aabf522b7080a5bc05c68ae528e00bc6241aa66e45e35487ac7067bb4e9d19c4cfb2516ca29461d12b23ba43969380d2c090d3dc20801
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Filesize
304KB
MD56940451e769c094029427d1531775121
SHA103c763ca8ebc6896fb35c9f8d4d3fc64d03fe850
SHA256ab9bbcc3bb273a1f13db7566032205b26f5a4a634194ba39007349aa34801dca
SHA51253578c0693e6a171feec767f38f4601da453875d14a37f82e3ca30cce3b7217d4b5b0a6de659d54d11810ee238bd5816d2bc9635cf20dcd9f73901a09c08ff06