Analysis
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max time kernel
137s -
max time network
145s -
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, 21:57
Static task
static1
Behavioral task
behavioral1
Sample
6c4dd5c5d7bf0ddf9c8b6d83c7de01417d2a3a9f5d6940580fdb675ff142cc31.exe
Resource
win10v2004-20241007-en
General
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Target
6c4dd5c5d7bf0ddf9c8b6d83c7de01417d2a3a9f5d6940580fdb675ff142cc31.exe
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Size
850KB
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MD5
05e8ef99174db6e3546016be83991fe8
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SHA1
1dbc8da101c632d11e7df40a48d97e8cb56f4000
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SHA256
6c4dd5c5d7bf0ddf9c8b6d83c7de01417d2a3a9f5d6940580fdb675ff142cc31
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SHA512
91abfe64232f7e7a9ce37960dd3ae1d00d77af2200d97f24ef54ba58f124db6420566b000d8120c330ed481d8520ffc3fe83a405a14b7832fc76ecacfa769b71
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SSDEEP
24576:ryXHCECnDXoM5r7snzPzuahR4T56QeGJ/dlvSsussCC/t:eXHCE0oa7czRA56QzJ/dlvSsuspC
Malware Config
Extracted
redline
gena
185.161.248.73:4164
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auth_value
d05bf43eef533e262271449829751d07
Extracted
redline
danko
185.161.248.73:4164
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auth_value
784d42a6c1eb1a5060b8bcd3696f5f1e
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/4728-2169-0x0000000005740000-0x0000000005772000-memory.dmp family_redline behavioral1/files/0x0002000000022efc-2174.dat family_redline behavioral1/memory/5344-2182-0x0000000000120000-0x000000000014E000-memory.dmp family_redline behavioral1/files/0x0007000000023cba-2195.dat family_redline behavioral1/memory/716-2196-0x0000000000310000-0x0000000000340000-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-1-5-21-4050598569-1597076380-177084960-1000\Control Panel\International\Geo\Nation p14911506.exe -
Executes dropped EXE 4 IoCs
pid Process 1840 y01416610.exe 4728 p14911506.exe 5344 1.exe 716 r62614499.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\\\"" 6c4dd5c5d7bf0ddf9c8b6d83c7de01417d2a3a9f5d6940580fdb675ff142cc31.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\\\"" y01416610.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 5660 4728 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 y01416610.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language p14911506.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 1.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language r62614499.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 6c4dd5c5d7bf0ddf9c8b6d83c7de01417d2a3a9f5d6940580fdb675ff142cc31.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4728 p14911506.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 5016 wrote to memory of 1840 5016 6c4dd5c5d7bf0ddf9c8b6d83c7de01417d2a3a9f5d6940580fdb675ff142cc31.exe 83 PID 5016 wrote to memory of 1840 5016 6c4dd5c5d7bf0ddf9c8b6d83c7de01417d2a3a9f5d6940580fdb675ff142cc31.exe 83 PID 5016 wrote to memory of 1840 5016 6c4dd5c5d7bf0ddf9c8b6d83c7de01417d2a3a9f5d6940580fdb675ff142cc31.exe 83 PID 1840 wrote to memory of 4728 1840 y01416610.exe 84 PID 1840 wrote to memory of 4728 1840 y01416610.exe 84 PID 1840 wrote to memory of 4728 1840 y01416610.exe 84 PID 4728 wrote to memory of 5344 4728 p14911506.exe 88 PID 4728 wrote to memory of 5344 4728 p14911506.exe 88 PID 4728 wrote to memory of 5344 4728 p14911506.exe 88 PID 1840 wrote to memory of 716 1840 y01416610.exe 92 PID 1840 wrote to memory of 716 1840 y01416610.exe 92 PID 1840 wrote to memory of 716 1840 y01416610.exe 92
Processes
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C:\Users\Admin\AppData\Local\Temp\6c4dd5c5d7bf0ddf9c8b6d83c7de01417d2a3a9f5d6940580fdb675ff142cc31.exe"C:\Users\Admin\AppData\Local\Temp\6c4dd5c5d7bf0ddf9c8b6d83c7de01417d2a3a9f5d6940580fdb675ff142cc31.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5016 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y01416610.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y01416610.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1840 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\p14911506.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\p14911506.exe3⤵
- Checks computer location settings
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4728 -
C:\Windows\Temp\1.exe"C:\Windows\Temp\1.exe"4⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:5344
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4728 -s 15324⤵
- Program crash
PID:5660
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r62614499.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r62614499.exe3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:716
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 4728 -ip 47281⤵PID:5504
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
570KB
MD520e2a9296becf771b5acd1b382503817
SHA1ab63aa67c61343d423357ca73601ec118fb8cb19
SHA2565394210349ee8c3651a0cdf6e82a1798dacfcda0576966915458b2ba8da81b68
SHA51211e10b0db6d0b564dbb8710e9cf04a3ce3f7de8b4350d6c9ae2f3afe7ea7fd18952d834c45ac1b3231c9afbac13154b3f86e4a9610006b2fee441d22542c94bf
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Filesize
479KB
MD5a8d8bfb741e08866d8c74c0aeb26a68b
SHA1be244f40289e20bdef2ee9c80ba59f4095d36c11
SHA256c07c156dce1d1fb007ca8ce9def205d5389f4484a7f4eb0675b8bd665c1be777
SHA5123278e25ea61b5b94037d6efb113a7cf1ae79bc2a4d55fbcc4d9fffa653d094086a1fba9914f1cbbbbb87371fda38ad40a5c868c548f71aee95ea4ab0a04ec2fd
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Filesize
169KB
MD5cf2675238f1b6b34699acd3503f001fe
SHA1bc374229fd5925ea09ebe78e783224256d9274cf
SHA256734acd46da3514cc93ce97d873775a31acb45facbf5318d36c4eaecd06ba66e3
SHA5123df2072e4254c4eaf28d153efbee6506af2a13ca5ca14f58466850f1f825a2a7aa87c298411de8d201991056416d8ebdda226c929c3afe614025d9abd1a75f8d
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Filesize
168KB
MD5f16fb63d4e551d3808e8f01f2671b57e
SHA1781153ad6235a1152da112de1fb39a6f2d063575
SHA2568a34627d2a802a7222661926a21bfe7e05835d8dca23459a50c62ccac4619581
SHA512fad96ade34ff0637238ebf22941dcf21d9ddbe41e10b04d32a904c6018e0c9914345fc86e0ef8c27b95e3813eb60af233b2e47a585c150b9d1c14d48906f78cf