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Analysis
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max time kernel
149s -
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
11/11/2024, 09:34
Static task
static1
Behavioral task
behavioral1
Sample
44b9af7d1be473a95695279d0362372f7fa07b9ea9550cf22bee71c99ae447dc.exe
Resource
win10v2004-20241007-en
General
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Target
44b9af7d1be473a95695279d0362372f7fa07b9ea9550cf22bee71c99ae447dc.exe
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Size
483KB
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MD5
98fdc2b0aee01204c80f65de177489ce
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SHA1
42988b19f3b4d0b2ff2275e46d0eb69095e54409
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SHA256
44b9af7d1be473a95695279d0362372f7fa07b9ea9550cf22bee71c99ae447dc
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SHA512
4ac5c5e6d59a7f65130af11ec2474f6dc3abf676d1b70b94b23b288b77f45ea48174f880c54b9c19036f44cd2dae3956af9b05e34ac2a7cac22dfa8c11d133f6
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SSDEEP
12288:2MrMy90xcfIH8F5Yz4Z7ps7YAw5n1SkwsDeEgml:OyffIcrYz+7pfAw5n1zJgml
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 19 IoCs
resource yara_rule behavioral1/files/0x000a000000023b9d-13.dat healer behavioral1/memory/3156-15-0x0000000000D50000-0x0000000000D5A000-memory.dmp healer behavioral1/memory/5012-22-0x0000000002640000-0x000000000265A000-memory.dmp healer behavioral1/memory/5012-24-0x00000000050D0000-0x00000000050E8000-memory.dmp healer behavioral1/memory/5012-46-0x00000000050D0000-0x00000000050E2000-memory.dmp healer behavioral1/memory/5012-52-0x00000000050D0000-0x00000000050E2000-memory.dmp healer behavioral1/memory/5012-50-0x00000000050D0000-0x00000000050E2000-memory.dmp healer behavioral1/memory/5012-48-0x00000000050D0000-0x00000000050E2000-memory.dmp healer behavioral1/memory/5012-44-0x00000000050D0000-0x00000000050E2000-memory.dmp healer behavioral1/memory/5012-42-0x00000000050D0000-0x00000000050E2000-memory.dmp healer behavioral1/memory/5012-40-0x00000000050D0000-0x00000000050E2000-memory.dmp healer behavioral1/memory/5012-38-0x00000000050D0000-0x00000000050E2000-memory.dmp healer behavioral1/memory/5012-36-0x00000000050D0000-0x00000000050E2000-memory.dmp healer behavioral1/memory/5012-34-0x00000000050D0000-0x00000000050E2000-memory.dmp healer behavioral1/memory/5012-32-0x00000000050D0000-0x00000000050E2000-memory.dmp healer behavioral1/memory/5012-30-0x00000000050D0000-0x00000000050E2000-memory.dmp healer behavioral1/memory/5012-28-0x00000000050D0000-0x00000000050E2000-memory.dmp healer behavioral1/memory/5012-26-0x00000000050D0000-0x00000000050E2000-memory.dmp healer behavioral1/memory/5012-25-0x00000000050D0000-0x00000000050E2000-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" dbd84Et.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" dbd84Et.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" dbd84Et.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" ene49GN.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" ene49GN.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" ene49GN.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" ene49GN.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" ene49GN.exe Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection dbd84Et.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" dbd84Et.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" dbd84Et.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection ene49GN.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/0x000a000000023b9a-58.dat family_redline behavioral1/memory/2196-59-0x00000000006E0000-0x0000000000712000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 4 IoCs
pid Process 2960 nqr62Wc72.exe 3156 dbd84Et.exe 5012 ene49GN.exe 2196 fiT82Uz.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" dbd84Et.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features ene49GN.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" ene49GN.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\\\"" 44b9af7d1be473a95695279d0362372f7fa07b9ea9550cf22bee71c99ae447dc.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\\\"" nqr62Wc72.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 1496 5012 WerFault.exe 95 -
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 44b9af7d1be473a95695279d0362372f7fa07b9ea9550cf22bee71c99ae447dc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language nqr62Wc72.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ene49GN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language fiT82Uz.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 3156 dbd84Et.exe 3156 dbd84Et.exe 5012 ene49GN.exe 5012 ene49GN.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 3156 dbd84Et.exe Token: SeDebugPrivilege 5012 ene49GN.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 1648 wrote to memory of 2960 1648 44b9af7d1be473a95695279d0362372f7fa07b9ea9550cf22bee71c99ae447dc.exe 83 PID 1648 wrote to memory of 2960 1648 44b9af7d1be473a95695279d0362372f7fa07b9ea9550cf22bee71c99ae447dc.exe 83 PID 1648 wrote to memory of 2960 1648 44b9af7d1be473a95695279d0362372f7fa07b9ea9550cf22bee71c99ae447dc.exe 83 PID 2960 wrote to memory of 3156 2960 nqr62Wc72.exe 84 PID 2960 wrote to memory of 3156 2960 nqr62Wc72.exe 84 PID 2960 wrote to memory of 5012 2960 nqr62Wc72.exe 95 PID 2960 wrote to memory of 5012 2960 nqr62Wc72.exe 95 PID 2960 wrote to memory of 5012 2960 nqr62Wc72.exe 95 PID 1648 wrote to memory of 2196 1648 44b9af7d1be473a95695279d0362372f7fa07b9ea9550cf22bee71c99ae447dc.exe 100 PID 1648 wrote to memory of 2196 1648 44b9af7d1be473a95695279d0362372f7fa07b9ea9550cf22bee71c99ae447dc.exe 100 PID 1648 wrote to memory of 2196 1648 44b9af7d1be473a95695279d0362372f7fa07b9ea9550cf22bee71c99ae447dc.exe 100
Processes
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C:\Users\Admin\AppData\Local\Temp\44b9af7d1be473a95695279d0362372f7fa07b9ea9550cf22bee71c99ae447dc.exe"C:\Users\Admin\AppData\Local\Temp\44b9af7d1be473a95695279d0362372f7fa07b9ea9550cf22bee71c99ae447dc.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1648 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nqr62Wc72.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nqr62Wc72.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2960 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dbd84Et.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dbd84Et.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3156
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ene49GN.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ene49GN.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5012 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 5012 -s 11004⤵
- Program crash
PID:1496
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fiT82Uz.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fiT82Uz.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:2196
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 5012 -ip 50121⤵PID:2352
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
175KB
MD5a5f5c5d6291c7ae9e1d1b7ed1e551490
SHA13d06413341893b838549939e15f8f1eec423d71a
SHA2561a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e
SHA512d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2
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Filesize
338KB
MD5b6ca71eed59a3d837c2e878e69571d27
SHA181e53163ee7dd18bb07f084f971692ff96aa8287
SHA2563443577a1b2c419663d3c2a3eaf57ef7c474a2b9fd1a2c040b74a0c845687e2d
SHA5121c934304f5b853fee5df7bbffe2d8fbc28a278022c09d9ae214535482683c29cc6bbc3a721dab77dc3735180ccd8be5c71c9f9e61417da11b908c37b48e1848d
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Filesize
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91
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Filesize
257KB
MD542f3cdd0ab9ef3da2290e7aef9b9ae06
SHA1181e0149f58fadf2443ed28a164bc997970d2b6b
SHA2564b78d91fa2c282a7d372229c420484a38a6b84a07dfee7a98db960f2cc009b9d
SHA5122b64e98b1bfcd4815d663a3bf1a194de2897bb877057246d6c6ffedb1b665715952942f808406d6dd5079061f987431549de297fbe2f7291b1f900d45c006572