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Analysis
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max time kernel
142s -
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
10/11/2024, 07:39
Static task
static1
Behavioral task
behavioral1
Sample
660a089bb5a74d2b87f48eeca368d17e385f904fafe5d7f39a68673edc7e3fd6.exe
Resource
win10v2004-20241007-en
General
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Target
660a089bb5a74d2b87f48eeca368d17e385f904fafe5d7f39a68673edc7e3fd6.exe
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Size
724KB
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MD5
6e10262338bc442ff464900283a217be
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SHA1
10688129c36314401f23d57c0e32641f4a89ee86
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SHA256
660a089bb5a74d2b87f48eeca368d17e385f904fafe5d7f39a68673edc7e3fd6
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SHA512
4ef8f527d196b6f7376b2d6c446942fdb1d37b121ecc76cd7433387cdfc5a74146cb9274b6c71230c11136e5d2feb4e87c6a73d54bc0e126d15e361fd4660f0c
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SSDEEP
12288:0MrDy90BJloOKi0ZYp3Yf1Xvi+LOr7lSjAagW+I5X8dk+bp186VYptok+TU:3yuJwi0o3Yf1q+WUjgKZ+bj83MU
Malware Config
Extracted
redline
fukia
193.233.20.13:4136
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auth_value
e5783636fbd9e4f0cf9a017bce02e67e
Signatures
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Detects Healer an antivirus disabler dropper 2 IoCs
resource yara_rule behavioral1/files/0x0008000000023c8e-19.dat healer behavioral1/memory/4920-22-0x00000000003F0000-0x00000000003FA000-memory.dmp healer -
Healer family
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description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection ftK25Qj.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" ftK25Qj.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" ftK25Qj.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" ftK25Qj.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" ftK25Qj.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" ftK25Qj.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 2 IoCs
resource yara_rule behavioral1/files/0x0007000000023c8f-26.dat family_redline behavioral1/memory/2684-28-0x00000000001C0000-0x00000000001F2000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 4 IoCs
pid Process 5004 syW43bz.exe 4984 sCo91qt.exe 4920 ftK25Qj.exe 2684 hjE02Rv.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" ftK25Qj.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\\\"" 660a089bb5a74d2b87f48eeca368d17e385f904fafe5d7f39a68673edc7e3fd6.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\\\"" syW43bz.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\\\"" sCo91qt.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 660a089bb5a74d2b87f48eeca368d17e385f904fafe5d7f39a68673edc7e3fd6.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language syW43bz.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language sCo91qt.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language hjE02Rv.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4920 ftK25Qj.exe 4920 ftK25Qj.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4920 ftK25Qj.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 3428 wrote to memory of 5004 3428 660a089bb5a74d2b87f48eeca368d17e385f904fafe5d7f39a68673edc7e3fd6.exe 83 PID 3428 wrote to memory of 5004 3428 660a089bb5a74d2b87f48eeca368d17e385f904fafe5d7f39a68673edc7e3fd6.exe 83 PID 3428 wrote to memory of 5004 3428 660a089bb5a74d2b87f48eeca368d17e385f904fafe5d7f39a68673edc7e3fd6.exe 83 PID 5004 wrote to memory of 4984 5004 syW43bz.exe 85 PID 5004 wrote to memory of 4984 5004 syW43bz.exe 85 PID 5004 wrote to memory of 4984 5004 syW43bz.exe 85 PID 4984 wrote to memory of 4920 4984 sCo91qt.exe 86 PID 4984 wrote to memory of 4920 4984 sCo91qt.exe 86 PID 4984 wrote to memory of 2684 4984 sCo91qt.exe 94 PID 4984 wrote to memory of 2684 4984 sCo91qt.exe 94 PID 4984 wrote to memory of 2684 4984 sCo91qt.exe 94
Processes
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C:\Users\Admin\AppData\Local\Temp\660a089bb5a74d2b87f48eeca368d17e385f904fafe5d7f39a68673edc7e3fd6.exe"C:\Users\Admin\AppData\Local\Temp\660a089bb5a74d2b87f48eeca368d17e385f904fafe5d7f39a68673edc7e3fd6.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3428 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\syW43bz.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\syW43bz.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5004 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sCo91qt.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sCo91qt.exe3⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4984 -
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\ftK25Qj.exeC:\Users\Admin\AppData\Local\Temp\IXP002.TMP\ftK25Qj.exe4⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4920
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C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\hjE02Rv.exeC:\Users\Admin\AppData\Local\Temp\IXP002.TMP\hjE02Rv.exe4⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:2684
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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
538KB
MD52d1974018a413c43b082d5327f100a29
SHA134bc4847dc34ac2cc5805b4c577b8bd9805b686a
SHA25689653807d9fd9e472ab2eae3008064e48e927193a103cb79f8ca195d99b6ce6d
SHA5122bd0240a89cb39faaa64fa3c7e64f16ebbd65a0254e27a9a17b217c91c46e79c5b7f1939e03f20c9a85492a8cfc24415498808f1aa579115d11e392816f5f0ef
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Filesize
202KB
MD5f2a3cf2978a4af7324d358c2b8d862bc
SHA14baffe98e4e6febd8d48ed687f831f53ffbfca48
SHA2564440b3b300d7a4e037b9fdf8434e488219ce21ab56969b7c95966b0da5684a49
SHA512d57190372455966ee16b1db32f08bd64d6539a43eea6a65f19c4d8b82682b199abf3cb4f6ef4618e899412cb86572464c6fc758de9bb606966699eebf06c81cb
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Filesize
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91
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Filesize
175KB
MD5a5f5c5d6291c7ae9e1d1b7ed1e551490
SHA13d06413341893b838549939e15f8f1eec423d71a
SHA2561a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e
SHA512d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2