Analysis
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max time kernel
148s -
max time network
152s -
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, 10:48
Static task
static1
Behavioral task
behavioral1
Sample
f8a811aacdcf88fe0a44e6dc775a7c85b8b649f3f666d800869de95ba21e192a.exe
Resource
win10v2004-20241007-en
General
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Target
f8a811aacdcf88fe0a44e6dc775a7c85b8b649f3f666d800869de95ba21e192a.exe
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Size
706KB
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MD5
71d04dcfbc265f25362f69ef4102a2ae
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SHA1
00ad4e5e46a1fd20c7e911f1fa500a5c3d68d6f2
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SHA256
f8a811aacdcf88fe0a44e6dc775a7c85b8b649f3f666d800869de95ba21e192a
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SHA512
ee84e52e4804e768dbdf45c965d2470a04ba5504b84b6103cf1f92fce3af8b256a33ff07b3de624d2096a63c740710f5da40577f207dc3eb4e07f17cc9f46fca
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SSDEEP
12288:sMrZy90QeflQ5SIiuYumhCsBv1vV3XcfapoP/L/X/zVWND3zJmTw0mZhFC:ly5eflSczum4Uz3XSHs39R0UC
Malware Config
Extracted
redline
ronam
193.233.20.17:4139
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auth_value
125421d19d14dd7fd211bc7f6d4aea6c
Signatures
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Detects Healer an antivirus disabler dropper 2 IoCs
resource yara_rule behavioral1/files/0x000b000000023b9c-19.dat healer behavioral1/memory/3560-22-0x00000000005C0000-0x00000000005CA000-memory.dmp healer -
Healer family
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description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection dSE82wy.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" dSE82wy.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" dSE82wy.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" dSE82wy.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" dSE82wy.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" dSE82wy.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/4848-29-0x00000000023F0000-0x0000000002436000-memory.dmp family_redline behavioral1/memory/4848-31-0x0000000002760000-0x00000000027A4000-memory.dmp family_redline behavioral1/memory/4848-35-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/4848-45-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/4848-95-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/4848-91-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/4848-89-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/4848-87-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/4848-85-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/4848-83-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/4848-81-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/4848-79-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/4848-77-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/4848-75-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/4848-71-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/4848-69-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/4848-67-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/4848-65-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/4848-63-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/4848-61-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/4848-59-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/4848-57-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/4848-55-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/4848-53-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/4848-49-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/4848-47-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/4848-43-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/4848-41-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/4848-39-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/4848-37-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/4848-93-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/4848-73-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/4848-51-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/4848-33-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/4848-32-0x0000000002760000-0x000000000279E000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 4 IoCs
pid Process 424 ntV53BU84.exe 756 nPZ09dV45.exe 3560 dSE82wy.exe 4848 eBz74Np.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" dSE82wy.exe -
Adds Run key to start application 2 TTPs 3 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\\\"" f8a811aacdcf88fe0a44e6dc775a7c85b8b649f3f666d800869de95ba21e192a.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\\\"" ntV53BU84.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup2 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP002.TMP\\\"" nPZ09dV45.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 3056 sc.exe -
System Location Discovery: System Language Discovery 1 TTPs 4 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 f8a811aacdcf88fe0a44e6dc775a7c85b8b649f3f666d800869de95ba21e192a.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ntV53BU84.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language nPZ09dV45.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language eBz74Np.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3560 dSE82wy.exe 3560 dSE82wy.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 3560 dSE82wy.exe Token: SeDebugPrivilege 4848 eBz74Np.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 740 wrote to memory of 424 740 f8a811aacdcf88fe0a44e6dc775a7c85b8b649f3f666d800869de95ba21e192a.exe 83 PID 740 wrote to memory of 424 740 f8a811aacdcf88fe0a44e6dc775a7c85b8b649f3f666d800869de95ba21e192a.exe 83 PID 740 wrote to memory of 424 740 f8a811aacdcf88fe0a44e6dc775a7c85b8b649f3f666d800869de95ba21e192a.exe 83 PID 424 wrote to memory of 756 424 ntV53BU84.exe 85 PID 424 wrote to memory of 756 424 ntV53BU84.exe 85 PID 424 wrote to memory of 756 424 ntV53BU84.exe 85 PID 756 wrote to memory of 3560 756 nPZ09dV45.exe 86 PID 756 wrote to memory of 3560 756 nPZ09dV45.exe 86 PID 756 wrote to memory of 4848 756 nPZ09dV45.exe 94 PID 756 wrote to memory of 4848 756 nPZ09dV45.exe 94 PID 756 wrote to memory of 4848 756 nPZ09dV45.exe 94
Processes
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C:\Users\Admin\AppData\Local\Temp\f8a811aacdcf88fe0a44e6dc775a7c85b8b649f3f666d800869de95ba21e192a.exe"C:\Users\Admin\AppData\Local\Temp\f8a811aacdcf88fe0a44e6dc775a7c85b8b649f3f666d800869de95ba21e192a.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:740 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ntV53BU84.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ntV53BU84.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:424 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\nPZ09dV45.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\nPZ09dV45.exe3⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:756 -
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\dSE82wy.exeC:\Users\Admin\AppData\Local\Temp\IXP002.TMP\dSE82wy.exe4⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3560
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C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\eBz74Np.exeC:\Users\Admin\AppData\Local\Temp\IXP002.TMP\eBz74Np.exe4⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:4848
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe start wuauserv1⤵
- Launches sc.exe
PID:3056
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
561KB
MD5ca73427fc6d14441f1be69b8b2e691d8
SHA1832c4c6dbe80716e1b25639c42a059bb871939fd
SHA256d137e9f8e37a2704d375a4cb79e71737d7b5527d3b648e49db4ecd72384376a8
SHA5125f6d8b9c912d841fa8790bfc9b7167ac0fe02a1dcb520c64c0f89ec0affd6cfa48d55e573734dae5d7da20e71238a0c5236dfbe32f8b85a04becb52383d949e4
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Filesize
416KB
MD50435d4894fa6651ec913ee880b2baa5b
SHA10293462c6f86073fc20ddd46cc24b0e356f7554f
SHA256f968b9755a71eaa50b037f64f11e2a628bcd25ac2adf178ca5c657380bc8ad9f
SHA5120e7d479f0b5b00cb3585d943dbb01549138c871188ce9792603b4be141bd9db4ea901881f998ed8be62a885c7f4817674f4565e5f435bfc697d33568f20a6e15
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Filesize
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91
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Filesize
346KB
MD523ec62e7aafe38c4025a427da5ad18b7
SHA1b4b34d5f1106c5bee10e92a79982c60b3c4d28c0
SHA256cf7ad48acb8e87df022531a0935a47bb4b63093af7fccd304644fd9eeafb1f91
SHA512f63e6c50d4eee6439e0c0f4d6dc0de9a2e6dbdfde3d106ec77cf62346f3429e3c64ce34a1078571b463643e84cd5bb3f081a8f857881d0955403fb6bc598d54f