Analysis
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max time kernel
150s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
04-11-2024 13:44
Static task
static1
Behavioral task
behavioral1
Sample
f694b576dfa85611ebce192a774a2ed9b52ac81929d183885af1f0e57cc8cd42.exe
Resource
win10v2004-20241007-en
General
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Target
f694b576dfa85611ebce192a774a2ed9b52ac81929d183885af1f0e57cc8cd42.exe
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Size
660KB
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MD5
92784241ade56a6b49344b121fe85685
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SHA1
aa3e939069631157261fcdc51f806bdd32c8dede
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SHA256
f694b576dfa85611ebce192a774a2ed9b52ac81929d183885af1f0e57cc8cd42
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SHA512
ce15fcbb400d886412efa55f10dbb0c6b8784c993422ee0bb0b3c9b8068e2cb6a4f84449d58e9c02a424eb713532b5c1f1e5cc557f777805a34ff29753464001
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SSDEEP
12288:FMr0y90nMDP4oRHjkaxON9X6UFvdObmdr8RdVJC78jfyav39pkBfxhgHf8jn6xJn:lyn4GAVNgUFMyreuwnv9JHUjgOIT
Malware Config
Extracted
redline
rosto
hueref.eu:4162
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auth_value
07d81eba8cad42bbd0ae60042d48eac6
Signatures
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Detects Healer an antivirus disabler dropper 17 IoCs
resource yara_rule behavioral1/memory/3452-19-0x00000000020E0000-0x00000000020FA000-memory.dmp healer behavioral1/memory/3452-21-0x0000000004B10000-0x0000000004B28000-memory.dmp healer behavioral1/memory/3452-49-0x0000000004B10000-0x0000000004B22000-memory.dmp healer behavioral1/memory/3452-47-0x0000000004B10000-0x0000000004B22000-memory.dmp healer behavioral1/memory/3452-45-0x0000000004B10000-0x0000000004B22000-memory.dmp healer behavioral1/memory/3452-43-0x0000000004B10000-0x0000000004B22000-memory.dmp healer behavioral1/memory/3452-42-0x0000000004B10000-0x0000000004B22000-memory.dmp healer behavioral1/memory/3452-39-0x0000000004B10000-0x0000000004B22000-memory.dmp healer behavioral1/memory/3452-38-0x0000000004B10000-0x0000000004B22000-memory.dmp healer behavioral1/memory/3452-35-0x0000000004B10000-0x0000000004B22000-memory.dmp healer behavioral1/memory/3452-33-0x0000000004B10000-0x0000000004B22000-memory.dmp healer behavioral1/memory/3452-31-0x0000000004B10000-0x0000000004B22000-memory.dmp healer behavioral1/memory/3452-29-0x0000000004B10000-0x0000000004B22000-memory.dmp healer behavioral1/memory/3452-27-0x0000000004B10000-0x0000000004B22000-memory.dmp healer behavioral1/memory/3452-25-0x0000000004B10000-0x0000000004B22000-memory.dmp healer behavioral1/memory/3452-23-0x0000000004B10000-0x0000000004B22000-memory.dmp healer behavioral1/memory/3452-22-0x0000000004B10000-0x0000000004B22000-memory.dmp healer -
Healer family
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" urii66TM32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" urii66TM32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" urii66TM32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" urii66TM32.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection urii66TM32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" urii66TM32.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 20 IoCs
resource yara_rule behavioral1/memory/1128-61-0x0000000002530000-0x0000000002576000-memory.dmp family_redline behavioral1/memory/1128-62-0x0000000005120000-0x0000000005164000-memory.dmp family_redline behavioral1/memory/1128-64-0x0000000005120000-0x000000000515E000-memory.dmp family_redline behavioral1/memory/1128-74-0x0000000005120000-0x000000000515E000-memory.dmp family_redline behavioral1/memory/1128-94-0x0000000005120000-0x000000000515E000-memory.dmp family_redline behavioral1/memory/1128-92-0x0000000005120000-0x000000000515E000-memory.dmp family_redline behavioral1/memory/1128-90-0x0000000005120000-0x000000000515E000-memory.dmp family_redline behavioral1/memory/1128-88-0x0000000005120000-0x000000000515E000-memory.dmp family_redline behavioral1/memory/1128-86-0x0000000005120000-0x000000000515E000-memory.dmp family_redline behavioral1/memory/1128-84-0x0000000005120000-0x000000000515E000-memory.dmp family_redline behavioral1/memory/1128-82-0x0000000005120000-0x000000000515E000-memory.dmp family_redline behavioral1/memory/1128-78-0x0000000005120000-0x000000000515E000-memory.dmp family_redline behavioral1/memory/1128-76-0x0000000005120000-0x000000000515E000-memory.dmp family_redline behavioral1/memory/1128-72-0x0000000005120000-0x000000000515E000-memory.dmp family_redline behavioral1/memory/1128-70-0x0000000005120000-0x000000000515E000-memory.dmp family_redline behavioral1/memory/1128-68-0x0000000005120000-0x000000000515E000-memory.dmp family_redline behavioral1/memory/1128-66-0x0000000005120000-0x000000000515E000-memory.dmp family_redline behavioral1/memory/1128-96-0x0000000005120000-0x000000000515E000-memory.dmp family_redline behavioral1/memory/1128-80-0x0000000005120000-0x000000000515E000-memory.dmp family_redline behavioral1/memory/1128-63-0x0000000005120000-0x000000000515E000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 3 IoCs
pid Process 3276 yclt78tg86.exe 3452 urii66TM32.exe 1128 wrsN82XQ43.exe -
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features urii66TM32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" urii66TM32.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\\\"" f694b576dfa85611ebce192a774a2ed9b52ac81929d183885af1f0e57cc8cd42.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\\\"" yclt78tg86.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 1640 3452 WerFault.exe 85 -
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 urii66TM32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language wrsN82XQ43.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f694b576dfa85611ebce192a774a2ed9b52ac81929d183885af1f0e57cc8cd42.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language yclt78tg86.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3452 urii66TM32.exe 3452 urii66TM32.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 3452 urii66TM32.exe Token: SeDebugPrivilege 1128 wrsN82XQ43.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 5084 wrote to memory of 3276 5084 f694b576dfa85611ebce192a774a2ed9b52ac81929d183885af1f0e57cc8cd42.exe 84 PID 5084 wrote to memory of 3276 5084 f694b576dfa85611ebce192a774a2ed9b52ac81929d183885af1f0e57cc8cd42.exe 84 PID 5084 wrote to memory of 3276 5084 f694b576dfa85611ebce192a774a2ed9b52ac81929d183885af1f0e57cc8cd42.exe 84 PID 3276 wrote to memory of 3452 3276 yclt78tg86.exe 85 PID 3276 wrote to memory of 3452 3276 yclt78tg86.exe 85 PID 3276 wrote to memory of 3452 3276 yclt78tg86.exe 85 PID 3276 wrote to memory of 1128 3276 yclt78tg86.exe 97 PID 3276 wrote to memory of 1128 3276 yclt78tg86.exe 97 PID 3276 wrote to memory of 1128 3276 yclt78tg86.exe 97
Processes
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C:\Users\Admin\AppData\Local\Temp\f694b576dfa85611ebce192a774a2ed9b52ac81929d183885af1f0e57cc8cd42.exe"C:\Users\Admin\AppData\Local\Temp\f694b576dfa85611ebce192a774a2ed9b52ac81929d183885af1f0e57cc8cd42.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5084 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\yclt78tg86.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\yclt78tg86.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3276 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\urii66TM32.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\urii66TM32.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:3452 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3452 -s 10844⤵
- Program crash
PID:1640
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\wrsN82XQ43.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\wrsN82XQ43.exe3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:1128
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 3452 -ip 34521⤵PID:3976
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
515KB
MD5d81f9889e52f3f400eff4ff3e8d5c4b0
SHA15b9fe56d00ff9480c73d4e97ddb6bb6925dcd37e
SHA256daf82316564acc43b8b552fe0aa43777c5f01e94b461c1df6ddc9697034e2deb
SHA512c902ffb7470a49f25df43ecf10534883cd3c7d7c6bbc4d7ad0055861da0fbb13f6437815f6c527b16ebe59f595e5cefcf4dc1b16174493fc87b8f54866ded4e5
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Filesize
232KB
MD599a158cf8893ed9ba9f95c8a8d305f7e
SHA1d93e3ec8b044006faf4648bc20550bb9f84206b3
SHA2569fcfc396efbaacf64160dd22e4942aa2113e023c43e0aa5a31fad0183c0602b0
SHA512b78c00ef8def2849d36dc37af1cf624e71d2bdf1da71dcb19005dedbe6d4e5b6ae0663a232583c019a976ac903f1d953c7085beab57c64b5266242c7aabf4122
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Filesize
290KB
MD55219e8f0103dcdc1edfc06a291fa3dc5
SHA1176526bf4ebef1bfcf7cf535ae8707739e8b94ef
SHA25679e9c0528a3deef77dc8e379e8d4d889ecabd5cf04e1d6756f92ca55c13f4a7d
SHA512445da5e0a94d36dd96da459d028d706ed5067f4b95f30708d44daeeea933f01f42999f51cd1a889a73173e43924b1957e8259834dd5327c3b0d7baf4b1edbbf6