Analysis
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max time kernel
138s -
max time network
146s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
09/11/2024, 03:55
Static task
static1
Behavioral task
behavioral1
Sample
b95b3029b3b5329ea88b3f988e2e7b4110dc33f7ddd385b3dcfcac174aecb717.exe
Resource
win10v2004-20241007-en
General
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Target
b95b3029b3b5329ea88b3f988e2e7b4110dc33f7ddd385b3dcfcac174aecb717.exe
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Size
912KB
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MD5
479b37e19c424f906e7200986c343a6c
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SHA1
5d41f52ee79030c766af29f4c08ca411c9a02216
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SHA256
b95b3029b3b5329ea88b3f988e2e7b4110dc33f7ddd385b3dcfcac174aecb717
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SHA512
6177af683bcc24b51c69700835b49c36e171bdea9f614d50e1a40213a2192da7287dbc07fd1633e047bebcaf7d6981c1f8cc70bcd7d1e6ca2a2dbe77e3899f49
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SSDEEP
12288:4y90nw2V3Xn3fZ/42tK+tNKlAFRTkg40bSxWG7du5j2BR1RvcLpQ9dQixmmtxFQO:4ygVn3f/3t3Pl4WxyR1RrtQ+5k83kdu
Malware Config
Extracted
redline
dark
185.161.248.73:4164
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auth_value
ae85b01f66afe8770afeed560513fc2d
Signatures
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Detects Healer an antivirus disabler dropper 3 IoCs
resource yara_rule behavioral1/memory/1452-2149-0x00000000052F0000-0x00000000052FA000-memory.dmp healer behavioral1/files/0x000a000000023b9c-2154.dat healer behavioral1/memory/516-2162-0x0000000000F10000-0x0000000000F1A000-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\DisableOnAccessProtection = "1" 1.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" 1.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" 1.exe Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection 1.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" 1.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" 1.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 3 IoCs
resource yara_rule behavioral1/memory/4084-4316-0x0000000005750000-0x0000000005782000-memory.dmp family_redline behavioral1/files/0x000a000000023b98-4321.dat family_redline behavioral1/memory/5440-4323-0x0000000000480000-0x00000000004B0000-memory.dmp family_redline -
Redline family
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Control Panel\International\Geo\Nation 09473267.exe -
Executes dropped EXE 5 IoCs
pid Process 4708 st132727.exe 1452 09473267.exe 516 1.exe 4084 kp894297.exe 5440 lr786829.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" 1.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\\\"" b95b3029b3b5329ea88b3f988e2e7b4110dc33f7ddd385b3dcfcac174aecb717.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\\\"" st132727.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 1 IoCs
pid pid_target Process procid_target 628 4084 WerFault.exe 89 -
System Location Discovery: System Language Discovery 1 TTPs 5 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 lr786829.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language b95b3029b3b5329ea88b3f988e2e7b4110dc33f7ddd385b3dcfcac174aecb717.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language st132727.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 09473267.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language kp894297.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 516 1.exe 516 1.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 1452 09473267.exe Token: SeDebugPrivilege 4084 kp894297.exe Token: SeDebugPrivilege 516 1.exe -
Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 464 wrote to memory of 4708 464 b95b3029b3b5329ea88b3f988e2e7b4110dc33f7ddd385b3dcfcac174aecb717.exe 85 PID 464 wrote to memory of 4708 464 b95b3029b3b5329ea88b3f988e2e7b4110dc33f7ddd385b3dcfcac174aecb717.exe 85 PID 464 wrote to memory of 4708 464 b95b3029b3b5329ea88b3f988e2e7b4110dc33f7ddd385b3dcfcac174aecb717.exe 85 PID 4708 wrote to memory of 1452 4708 st132727.exe 86 PID 4708 wrote to memory of 1452 4708 st132727.exe 86 PID 4708 wrote to memory of 1452 4708 st132727.exe 86 PID 1452 wrote to memory of 516 1452 09473267.exe 88 PID 1452 wrote to memory of 516 1452 09473267.exe 88 PID 4708 wrote to memory of 4084 4708 st132727.exe 89 PID 4708 wrote to memory of 4084 4708 st132727.exe 89 PID 4708 wrote to memory of 4084 4708 st132727.exe 89 PID 464 wrote to memory of 5440 464 b95b3029b3b5329ea88b3f988e2e7b4110dc33f7ddd385b3dcfcac174aecb717.exe 95 PID 464 wrote to memory of 5440 464 b95b3029b3b5329ea88b3f988e2e7b4110dc33f7ddd385b3dcfcac174aecb717.exe 95 PID 464 wrote to memory of 5440 464 b95b3029b3b5329ea88b3f988e2e7b4110dc33f7ddd385b3dcfcac174aecb717.exe 95
Processes
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C:\Users\Admin\AppData\Local\Temp\b95b3029b3b5329ea88b3f988e2e7b4110dc33f7ddd385b3dcfcac174aecb717.exe"C:\Users\Admin\AppData\Local\Temp\b95b3029b3b5329ea88b3f988e2e7b4110dc33f7ddd385b3dcfcac174aecb717.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:464 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\st132727.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\st132727.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4708 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\09473267.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\09473267.exe3⤵
- Checks computer location settings
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1452 -
C:\Windows\Temp\1.exe"C:\Windows\Temp\1.exe"4⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:516
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp894297.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp894297.exe3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:4084 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4084 -s 12124⤵
- Program crash
PID:628
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr786829.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr786829.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:5440
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 4084 -ip 40841⤵PID:1212
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Privilege Escalation
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
168KB
MD516cf18c8ef1d4be89b36e27c8fb88e9d
SHA17811ba84f75a1adc6d995c2c1121ec996d1cc003
SHA256116156cc3af0bf4d81d9b2fba83c569cf9f4c9055b9c9cd5731538de036417e8
SHA5124cb9e29db63d28c802c7c1799fd53e00b5facdc0b63d08b76d619c7a9be6cc06f11c0d435ad035bf3f9c3c96687e03e5157ae2ce7494a621c0762bc8083d9fbd
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Filesize
759KB
MD57d0fbb7464012fb9f1b35fd4ca0fa6fb
SHA11ca2598f2011cc6e7c413b8157aa0efc4c6cb005
SHA256cfef514dca8397e6f67246d5c7cdfacb879cf2dbb049b755fd63638c2fd19338
SHA5127a32a2839c4f73d02cbc0e0a2a5eea68b087eafe79caf9897e0b6748ebc31b2fd8581199b534d64408d989543a10d12a55876f41aa9e7e6dfaaaa3dac71c9379
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Filesize
299KB
MD5008f55d23ab154c4e7994633d840e3d0
SHA1c8d8766ccec8006a83caecc28f6d0418b0ebbc05
SHA25631acae5cfa528b51af429932665fe60aab4d603251ba9fde78710be677ee1725
SHA512465667af80633ef3635ed8ef99d23c130fc1547c5fcfab2d7e99d3135b2c0f3813b60c9df8b59efad4a73f502c6afadd5a537ef2b4f8cd5eaf35c4098e385d3a
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Filesize
538KB
MD582a3f63f3320bb153465db2797442577
SHA13f180955557122521085268ccb387a61b2801266
SHA256208a9e14e057f61c95f8f812d3998a890ada90b66403f267b3f9f9f4b917faed
SHA5128daba50cfa9cdfec7d17a9cc3874c3d8839c9ee7896d984462999ed219df9aea9154a54438024f9aadc16715e35c530aa5eeb92bd3218a183ca20dfb3d40ec11
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Filesize
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91