Analysis
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max time kernel
131s -
max time network
142s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
23-05-2024 18:24
Static task
static1
Behavioral task
behavioral1
Sample
0961cfb89798532c90d35ce37a1718f108d572c7886da0f4b1d6c777c7673e07.exe
Resource
win10v2004-20240508-en
General
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Target
0961cfb89798532c90d35ce37a1718f108d572c7886da0f4b1d6c777c7673e07.exe
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Size
491KB
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MD5
1c185b332b3c465c964af971cafee906
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SHA1
8a608729025c94664a9925c0aba1fb4479eeb6e9
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SHA256
0961cfb89798532c90d35ce37a1718f108d572c7886da0f4b1d6c777c7673e07
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SHA512
8f31346b635988db5b6170ce267c0b40b7ef27584cdc7a57f181f2b05b060be5ff97a5533941f0297bd946df8fcad0295f168676e2fe76f99cdbdd85824030c8
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SSDEEP
12288:1Mr5y90hhwxAOv0OPzp6Cp4mEonRxsvz:kyuZmU5mxMz
Malware Config
Extracted
redline
hares
83.97.73.128:19071
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auth_value
62fed2fd42b168e956200885cefb36a7
Signatures
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Detects Healer an antivirus disabler dropper 4 IoCs
resource yara_rule behavioral1/memory/4272-16-0x0000000000470000-0x000000000047A000-memory.dmp healer behavioral1/memory/4272-20-0x0000000000400000-0x000000000042B000-memory.dmp healer behavioral1/files/0x00070000000233f1-25.dat healer behavioral1/memory/452-26-0x0000000000FD0000-0x0000000000FDA000-memory.dmp healer -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" a9971995.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" b6219333.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" b6219333.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection a9971995.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" a9971995.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" a9971995.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" b6219333.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" b6219333.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" b6219333.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" a9971995.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" a9971995.exe Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection b6219333.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 1 IoCs
resource yara_rule behavioral1/memory/4260-31-0x0000000000470000-0x00000000004A0000-memory.dmp family_redline -
Detects executables embedding registry key / value combination indicative of disabling Windows Defender features 4 IoCs
resource yara_rule behavioral1/memory/4272-16-0x0000000000470000-0x000000000047A000-memory.dmp INDICATOR_SUSPICIOUS_EXE_RegKeyComb_DisableWinDefender behavioral1/memory/4272-20-0x0000000000400000-0x000000000042B000-memory.dmp INDICATOR_SUSPICIOUS_EXE_RegKeyComb_DisableWinDefender behavioral1/files/0x00070000000233f1-25.dat INDICATOR_SUSPICIOUS_EXE_RegKeyComb_DisableWinDefender behavioral1/memory/452-26-0x0000000000FD0000-0x0000000000FDA000-memory.dmp INDICATOR_SUSPICIOUS_EXE_RegKeyComb_DisableWinDefender -
Detects executables packed with ConfuserEx Mod 1 IoCs
resource yara_rule behavioral1/memory/4260-31-0x0000000000470000-0x00000000004A0000-memory.dmp INDICATOR_EXE_Packed_ConfuserEx -
Executes dropped EXE 4 IoCs
pid Process 456 v2409475.exe 4272 a9971995.exe 452 b6219333.exe 4260 c9926148.exe -
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features a9971995.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" a9971995.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" b6219333.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_cleanup1 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP001.TMP\\\"" v2409475.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\\\"" 0961cfb89798532c90d35ce37a1718f108d572c7886da0f4b1d6c777c7673e07.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 1640 sc.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 4272 a9971995.exe 4272 a9971995.exe 452 b6219333.exe 452 b6219333.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4272 a9971995.exe Token: SeDebugPrivilege 452 b6219333.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 636 wrote to memory of 456 636 0961cfb89798532c90d35ce37a1718f108d572c7886da0f4b1d6c777c7673e07.exe 83 PID 636 wrote to memory of 456 636 0961cfb89798532c90d35ce37a1718f108d572c7886da0f4b1d6c777c7673e07.exe 83 PID 636 wrote to memory of 456 636 0961cfb89798532c90d35ce37a1718f108d572c7886da0f4b1d6c777c7673e07.exe 83 PID 456 wrote to memory of 4272 456 v2409475.exe 84 PID 456 wrote to memory of 4272 456 v2409475.exe 84 PID 456 wrote to memory of 4272 456 v2409475.exe 84 PID 456 wrote to memory of 452 456 v2409475.exe 99 PID 456 wrote to memory of 452 456 v2409475.exe 99 PID 636 wrote to memory of 4260 636 0961cfb89798532c90d35ce37a1718f108d572c7886da0f4b1d6c777c7673e07.exe 100 PID 636 wrote to memory of 4260 636 0961cfb89798532c90d35ce37a1718f108d572c7886da0f4b1d6c777c7673e07.exe 100 PID 636 wrote to memory of 4260 636 0961cfb89798532c90d35ce37a1718f108d572c7886da0f4b1d6c777c7673e07.exe 100
Processes
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C:\Users\Admin\AppData\Local\Temp\0961cfb89798532c90d35ce37a1718f108d572c7886da0f4b1d6c777c7673e07.exe"C:\Users\Admin\AppData\Local\Temp\0961cfb89798532c90d35ce37a1718f108d572c7886da0f4b1d6c777c7673e07.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:636 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v2409475.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v2409475.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:456 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a9971995.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a9971995.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4272
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b6219333.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b6219333.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:452
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\c9926148.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\c9926148.exe2⤵
- Executes dropped EXE
PID:4260
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe start wuauserv1⤵
- Launches sc.exe
PID:1640
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
226B
MD5916851e072fbabc4796d8916c5131092
SHA1d48a602229a690c512d5fdaf4c8d77547a88e7a2
SHA2567e750c904c43d27c89e55af809a679a96c0bb63fc511006ffbceffc2c7f6fb7d
SHA51207ce4c881d6c411cac0b62364377e77950797c486804fb10d00555458716e3c47b1efc0d1f37e4cc3b7e6565bb402ca01c7ea8c963f9f9ace941a6e3883d2521
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Filesize
402KB
MD5c6ce87618d0922f5b8776d8b598aeb03
SHA1f4d9cc93b4e8712b0a92ac6b684086a20f3d8a75
SHA25630c07696b475f2efe0f93bc002cdaaa423be872c1f4435e380ae622ec896b7bf
SHA51216ac053a05aec81227ff5b95d924992c9298b1f184cff79b7bd0e7fe61fdc82416de70d2af787eb09f8f877c4994c6297a5caa4a0845fd969f5aef7695be9775
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Filesize
227KB
MD569898c7e9e5c421b885c9d6d9c0b65ca
SHA1927bc1958eaa697859280b6fe6f6bbbd641ff3d2
SHA2560809be422dc597ce5e89dccfa4fb221e6ef9c9ca2ac253744c5499e64a29ca4d
SHA512c52da885618cb7f815f833b73e3e025d7c0034c40d93512d20b69f233f5a5205427d03f72792a8383b849e37b1549ac8379bc7788b864d87bad09d49d4f8540f
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Filesize
176KB
MD5211a06e9ae68ced1234252a48696431b
SHA169950e2ee2fafd177d1a295836713bfd8d18df9c
SHA2560bdca9c84103454e329cfde4e69dc41a0ec0196c078c8fc195b0fa739d2f905d
SHA512b1643ba376075619335b4bdf0d7610aece13b7c9db60eecb508465f97ef3e6a9d5297f9ac8529886efa052cdd8814ac7d4eeab44812f797a1b2dc5fa967ee7eb
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Filesize
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91