Analysis
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max time kernel
138s -
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, 10:54
Static task
static1
Behavioral task
behavioral1
Sample
9aa38ccf24803ce10c958bb40551d668dbef8b4652aadffa5d1fc87011e66f07.exe
Resource
win10v2004-20241007-en
General
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Target
9aa38ccf24803ce10c958bb40551d668dbef8b4652aadffa5d1fc87011e66f07.exe
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Size
794KB
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MD5
20212555963f981fce1c2b9f9b738d8d
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SHA1
6e4646e86e473c2e744afc2232da2e617565d05d
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SHA256
9aa38ccf24803ce10c958bb40551d668dbef8b4652aadffa5d1fc87011e66f07
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SHA512
995a6e8d2c29ec38004a0b0124cb7feafae2d7478d3b3f9da0c926d334fe2b80f9b6dfef65a3200b78066497611e6e5175f33b9e40194575553f78f52e4bb0f2
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SSDEEP
12288:ry90utIcf6gc3RsAnncG1xR5vwynP+ZAnetLZbqVKE0WLcGQUyUIZKwPrcHi:ry1ennxRyynWZftd40WoJLKwz/
Malware Config
Extracted
redline
gena
185.161.248.73:4164
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auth_value
d05bf43eef533e262271449829751d07
Extracted
redline
dante
185.161.248.73:4164
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auth_value
f4066af6b8a6f23125c8ee48288a3f90
Signatures
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RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 5 IoCs
resource yara_rule behavioral1/memory/4916-2168-0x00000000059C0000-0x00000000059F2000-memory.dmp family_redline behavioral1/files/0x0002000000022ab7-2173.dat family_redline behavioral1/memory/5632-2181-0x0000000000A10000-0x0000000000A3E000-memory.dmp family_redline behavioral1/memory/5868-2195-0x0000000000B40000-0x0000000000B70000-memory.dmp family_redline behavioral1/files/0x000a000000023b93-2193.dat 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-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation m64426858.exe -
Executes dropped EXE 4 IoCs
pid Process 3808 x69351399.exe 4916 m64426858.exe 5632 1.exe 5868 n09307113.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\\\"" x69351399.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\\\"" 9aa38ccf24803ce10c958bb40551d668dbef8b4652aadffa5d1fc87011e66f07.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 5752 4916 WerFault.exe 84 -
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 9aa38ccf24803ce10c958bb40551d668dbef8b4652aadffa5d1fc87011e66f07.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language x69351399.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language m64426858.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 1.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language n09307113.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4916 m64426858.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 4280 wrote to memory of 3808 4280 9aa38ccf24803ce10c958bb40551d668dbef8b4652aadffa5d1fc87011e66f07.exe 83 PID 4280 wrote to memory of 3808 4280 9aa38ccf24803ce10c958bb40551d668dbef8b4652aadffa5d1fc87011e66f07.exe 83 PID 4280 wrote to memory of 3808 4280 9aa38ccf24803ce10c958bb40551d668dbef8b4652aadffa5d1fc87011e66f07.exe 83 PID 3808 wrote to memory of 4916 3808 x69351399.exe 84 PID 3808 wrote to memory of 4916 3808 x69351399.exe 84 PID 3808 wrote to memory of 4916 3808 x69351399.exe 84 PID 4916 wrote to memory of 5632 4916 m64426858.exe 89 PID 4916 wrote to memory of 5632 4916 m64426858.exe 89 PID 4916 wrote to memory of 5632 4916 m64426858.exe 89 PID 3808 wrote to memory of 5868 3808 x69351399.exe 94 PID 3808 wrote to memory of 5868 3808 x69351399.exe 94 PID 3808 wrote to memory of 5868 3808 x69351399.exe 94
Processes
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C:\Users\Admin\AppData\Local\Temp\9aa38ccf24803ce10c958bb40551d668dbef8b4652aadffa5d1fc87011e66f07.exe"C:\Users\Admin\AppData\Local\Temp\9aa38ccf24803ce10c958bb40551d668dbef8b4652aadffa5d1fc87011e66f07.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4280 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x69351399.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x69351399.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3808 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\m64426858.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\m64426858.exe3⤵
- Checks computer location settings
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4916 -
C:\Windows\Temp\1.exe"C:\Windows\Temp\1.exe"4⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:5632
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4916 -s 13764⤵
- Program crash
PID:5752
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\n09307113.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\n09307113.exe3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:5868
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 4916 -ip 49161⤵PID:5720
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
590KB
MD58a658ffaff598d3975dbfc2931c03ccd
SHA1d0cafd9fea71ba6f92ee01b51badcd4b1c842648
SHA256c7ee80694fd5cee46d8351f249750a0da1f6d3c423858894dcfc2b13835c1695
SHA512ebeff21eb033b32fb2c7da07bbf6e03c23842cb399530e180d9a4025400505fc1eb82cf227363861830481ab359cc7b96579341a41ece5181aa880110e3a21cd
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Filesize
530KB
MD5690d281f491d3fc45814947520b4cd50
SHA1cb3d2c7c1413a6456fb02ddd25886c29667e301d
SHA2561da82a64c28968ea7fbc3a9c380ed9f02babb370b3b610a09be926ec5d8a324d
SHA5128b1b378ee0eccb2da80d98200d495b4856ffa5129ad4ade9f79dff8e883c402d23f231a2decad18c15a0a3d24a712ee31278ab2a1f0cfe2f46f9bdc896ed5c26
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Filesize
168KB
MD5af54c2b01eeb7c0cac4ab652a8aea1fc
SHA1a885c572aa200155d5a63ce68b053a93ca074400
SHA256b44bd5d9b2cb216fcec8e95f54b8687d802c147b186cf242487f3f94a1ea3e48
SHA5120aca573a0dd03b9fc999417d9b2072308a5cbe45bf8c55fa91c9680b18fd4c95a26e232f6700ca8174dc5121cd841759ac98619566dafad8fe657755f2334828
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Filesize
168KB
MD5f16fb63d4e551d3808e8f01f2671b57e
SHA1781153ad6235a1152da112de1fb39a6f2d063575
SHA2568a34627d2a802a7222661926a21bfe7e05835d8dca23459a50c62ccac4619581
SHA512fad96ade34ff0637238ebf22941dcf21d9ddbe41e10b04d32a904c6018e0c9914345fc86e0ef8c27b95e3813eb60af233b2e47a585c150b9d1c14d48906f78cf