Analysis
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max time kernel
110s -
max time network
119s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
10/11/2024, 20:03
Static task
static1
Behavioral task
behavioral1
Sample
03bece8cef42e09db6b8fd7c2b7654d490583b4837a7d414a4f64da519ea7eae.exe
Resource
win10v2004-20241007-en
General
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Target
03bece8cef42e09db6b8fd7c2b7654d490583b4837a7d414a4f64da519ea7eae.exe
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Size
570KB
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MD5
f27e976dbe07c14dba6191c821da9064
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SHA1
1e5b87fcacb60a4dcbdd2c9adb981d47fd2c1624
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SHA256
03bece8cef42e09db6b8fd7c2b7654d490583b4837a7d414a4f64da519ea7eae
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SHA512
32609f8c73184fb4e80e87948918e9c32950612b8584c013ed2d86580541a8865515b6af0967884ab0e497b3a28d7fb5d5d0f8aaadb62e65aa62c8b00627de78
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SSDEEP
12288:xy90SQ0dRTmPHSvAbI/9/a74L7KvF0tYBwX4Ng/dVh:xylQuRTeSobOCFoz4eVh
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/4672-2161-0x0000000002B50000-0x0000000002B82000-memory.dmp family_redline behavioral1/files/0x000d000000023acc-2167.dat family_redline behavioral1/memory/5468-2177-0x0000000000200000-0x000000000022E000-memory.dmp family_redline behavioral1/files/0x000a000000023b72-2181.dat family_redline behavioral1/memory/1368-2183-0x0000000000B90000-0x0000000000BC0000-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-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\International\Geo\Nation m42974613.exe -
Executes dropped EXE 3 IoCs
pid Process 4672 m42974613.exe 5468 1.exe 1368 n23671177.exe -
Adds Run key to start application 2 TTPs 1 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\\\"" 03bece8cef42e09db6b8fd7c2b7654d490583b4837a7d414a4f64da519ea7eae.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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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 n23671177.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 03bece8cef42e09db6b8fd7c2b7654d490583b4837a7d414a4f64da519ea7eae.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language m42974613.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 1.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4672 m42974613.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 2272 wrote to memory of 4672 2272 03bece8cef42e09db6b8fd7c2b7654d490583b4837a7d414a4f64da519ea7eae.exe 83 PID 2272 wrote to memory of 4672 2272 03bece8cef42e09db6b8fd7c2b7654d490583b4837a7d414a4f64da519ea7eae.exe 83 PID 2272 wrote to memory of 4672 2272 03bece8cef42e09db6b8fd7c2b7654d490583b4837a7d414a4f64da519ea7eae.exe 83 PID 4672 wrote to memory of 5468 4672 m42974613.exe 87 PID 4672 wrote to memory of 5468 4672 m42974613.exe 87 PID 4672 wrote to memory of 5468 4672 m42974613.exe 87 PID 2272 wrote to memory of 1368 2272 03bece8cef42e09db6b8fd7c2b7654d490583b4837a7d414a4f64da519ea7eae.exe 88 PID 2272 wrote to memory of 1368 2272 03bece8cef42e09db6b8fd7c2b7654d490583b4837a7d414a4f64da519ea7eae.exe 88 PID 2272 wrote to memory of 1368 2272 03bece8cef42e09db6b8fd7c2b7654d490583b4837a7d414a4f64da519ea7eae.exe 88
Processes
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C:\Users\Admin\AppData\Local\Temp\03bece8cef42e09db6b8fd7c2b7654d490583b4837a7d414a4f64da519ea7eae.exe"C:\Users\Admin\AppData\Local\Temp\03bece8cef42e09db6b8fd7c2b7654d490583b4837a7d414a4f64da519ea7eae.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2272 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\m42974613.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\m42974613.exe2⤵
- Checks computer location settings
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4672 -
C:\Windows\Temp\1.exe"C:\Windows\Temp\1.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:5468
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\n23671177.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\n23671177.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:1368
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
476KB
MD59a64e73103c441d16845194295351085
SHA14801e160c2067651af6efa28bc715c1d0731ece7
SHA2562d17bd94c2cbcd922c47e24b7209cbee50c9a9563164c798c65fe157a169ef94
SHA5123682903c1cadfb05ec2f5f6b9e3a739d8ab17c5e65948c09f3ac65f3e8e0d691db01f8343f3b7e1b5fb0041297e5db7e88d5a9e0218729bbc337a43c39f0cac6
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Filesize
169KB
MD5e95bd1405954b689a753ec6b5cfb3f2c
SHA1af529a71b4e83a08f0ea0ec7a989b222183fc339
SHA2562e323f3d434ccf95d1a236113f973ec1bf547d07a0e02f5b42b4d3ea03682f85
SHA51243d4a5e9fa8de04dd0ad4abd77dfc8024d643495f384301cb17b2a6bd244f38c7d10d60c41a5f0fe29f11fe70a61ecd7ba8db2303c621b310e02921e9ea429db
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Filesize
168KB
MD5f16fb63d4e551d3808e8f01f2671b57e
SHA1781153ad6235a1152da112de1fb39a6f2d063575
SHA2568a34627d2a802a7222661926a21bfe7e05835d8dca23459a50c62ccac4619581
SHA512fad96ade34ff0637238ebf22941dcf21d9ddbe41e10b04d32a904c6018e0c9914345fc86e0ef8c27b95e3813eb60af233b2e47a585c150b9d1c14d48906f78cf