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Analysis
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max time kernel
146s -
max time network
151s -
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, 10:34
Static task
static1
Behavioral task
behavioral1
Sample
93b26874c79a78abcc3c9fa55d8599b324311471bbdeaabd7fc9d8646319376a.exe
Resource
win10v2004-20241007-en
General
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Target
93b26874c79a78abcc3c9fa55d8599b324311471bbdeaabd7fc9d8646319376a.exe
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Size
726KB
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MD5
65d7b7739688bbe768da647ebeeae878
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SHA1
ce1a8df3d1c6f4fc8b46f7d6b860a10c30715489
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SHA256
93b26874c79a78abcc3c9fa55d8599b324311471bbdeaabd7fc9d8646319376a
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SHA512
097c4d862ae20a42a07eaf7fc2909ea8f7de1843996942016cc7a2768d3ce1d621cd6f3d95834ea28ff368b03b93f751110cfef4e7e636e3736efd49584a74d0
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SSDEEP
12288:xMrky90SCkOn7VrNp3u6WNWw/mS5WGB2c2IvBNOvk74TFXyqBvzYipoztLK8:5yzCF7VrKNWIfWIvBYvk8TTButLF
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/0x000b000000023b6f-19.dat healer behavioral1/memory/3724-22-0x00000000002F0000-0x00000000002FA000-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" iAH16Oe.exe Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection iAH16Oe.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" iAH16Oe.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" iAH16Oe.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" iAH16Oe.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" iAH16Oe.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/0x000a000000023b70-26.dat family_redline behavioral1/memory/4964-28-0x0000000000AF0000-0x0000000000B22000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 4 IoCs
pid Process 1624 sOi07at.exe 2508 sHF95gI.exe 3724 iAH16Oe.exe 4964 kiv15vJ.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" iAH16Oe.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_cleanup1 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP001.TMP\\\"" sOi07at.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\\\"" sHF95gI.exe 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\\\"" 93b26874c79a78abcc3c9fa55d8599b324311471bbdeaabd7fc9d8646319376a.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 1320 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 sOi07at.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language sHF95gI.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language kiv15vJ.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 93b26874c79a78abcc3c9fa55d8599b324311471bbdeaabd7fc9d8646319376a.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3724 iAH16Oe.exe 3724 iAH16Oe.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3724 iAH16Oe.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 2612 wrote to memory of 1624 2612 93b26874c79a78abcc3c9fa55d8599b324311471bbdeaabd7fc9d8646319376a.exe 83 PID 2612 wrote to memory of 1624 2612 93b26874c79a78abcc3c9fa55d8599b324311471bbdeaabd7fc9d8646319376a.exe 83 PID 2612 wrote to memory of 1624 2612 93b26874c79a78abcc3c9fa55d8599b324311471bbdeaabd7fc9d8646319376a.exe 83 PID 1624 wrote to memory of 2508 1624 sOi07at.exe 84 PID 1624 wrote to memory of 2508 1624 sOi07at.exe 84 PID 1624 wrote to memory of 2508 1624 sOi07at.exe 84 PID 2508 wrote to memory of 3724 2508 sHF95gI.exe 86 PID 2508 wrote to memory of 3724 2508 sHF95gI.exe 86 PID 2508 wrote to memory of 4964 2508 sHF95gI.exe 94 PID 2508 wrote to memory of 4964 2508 sHF95gI.exe 94 PID 2508 wrote to memory of 4964 2508 sHF95gI.exe 94
Processes
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C:\Users\Admin\AppData\Local\Temp\93b26874c79a78abcc3c9fa55d8599b324311471bbdeaabd7fc9d8646319376a.exe"C:\Users\Admin\AppData\Local\Temp\93b26874c79a78abcc3c9fa55d8599b324311471bbdeaabd7fc9d8646319376a.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2612 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sOi07at.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sOi07at.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1624 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sHF95gI.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sHF95gI.exe3⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2508 -
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\iAH16Oe.exeC:\Users\Admin\AppData\Local\Temp\IXP002.TMP\iAH16Oe.exe4⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3724
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C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kiv15vJ.exeC:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kiv15vJ.exe4⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:4964
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe start wuauserv1⤵
- Launches sc.exe
PID:1320
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
539KB
MD5add24161e00c6a57e48dc64c29f33167
SHA1da6da44817ad2c58bf86c563ca40b06af8d4d9cc
SHA2566b25359093da5a7ce0cfdb2245e9411ae755af29bb5dda5f964c2bad4bbcdffe
SHA512e67588e7560dfd9ebab39190a667aee1fb1b5cb0a3c7e5b1568c916ec1a47226fa860656184b76bad2d36b513e5159680f620940d3c822a93a7ed1fb2ed36b43
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Filesize
202KB
MD5ede478a240e7bd11c53c781443b30fb8
SHA1c1c8abbf88c846008f64b3b77199a0fb879f9a1c
SHA256cea6749bb62f78f66b11a645968b3e0397ae5106cf9baf9afa6b1d2d4ed5071b
SHA51214bccb5b762d69a3d432e101912d15225017c9bb5b29277e015b18a2904e1b05f0ceee86635f48dbec049c354039e6d8e59820be8215144ef2ae7a0c20fbce94
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Filesize
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91
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Filesize
175KB
MD5a5f5c5d6291c7ae9e1d1b7ed1e551490
SHA13d06413341893b838549939e15f8f1eec423d71a
SHA2561a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e
SHA512d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2