Analysis
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max time kernel
22s -
max time network
24s -
platform
windows7_x64 -
resource
win7v20201028 -
submitted
25-02-2021 10:47
Static task
static1
Behavioral task
behavioral1
Sample
2e43eefac0cbf1deb40b97d307a5f9a8.exe
Resource
win7v20201028
Behavioral task
behavioral2
Sample
2e43eefac0cbf1deb40b97d307a5f9a8.exe
Resource
win10v20201028
General
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Target
2e43eefac0cbf1deb40b97d307a5f9a8.exe
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Size
650KB
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MD5
2e43eefac0cbf1deb40b97d307a5f9a8
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SHA1
936963b3b7da5c6addbb7dc323e65df58be56ad8
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SHA256
95c5c298a4e0b3a381d03d5c32d4bd420050aa6d4833a7aadf5607885a97ece3
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SHA512
d2c64a59a071ec9827c24e9d23b852866268ff8ab0a3d03f444c06fcda7029488d637a2a5ed1953a0c2655bea52607005e93a3c971729c1ed9c686df68cefa95
Malware Config
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 2 IoCs
Processes:
resource yara_rule behavioral1/memory/572-15-0x00000000003A0000-0x00000000003C9000-memory.dmp family_redline behavioral1/memory/572-16-0x0000000000C40000-0x0000000000C67000-memory.dmp family_redline -
Executes dropped EXE 1 IoCs
Processes:
noabu.exepid process 572 noabu.exe -
Loads dropped DLL 1 IoCs
Processes:
2e43eefac0cbf1deb40b97d307a5f9a8.exepid process 792 2e43eefac0cbf1deb40b97d307a5f9a8.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Legitimate hosting services abused for malware hosting/C2 1 TTPs
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Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 12 ip-api.com -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
2e43eefac0cbf1deb40b97d307a5f9a8.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 2e43eefac0cbf1deb40b97d307a5f9a8.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 2e43eefac0cbf1deb40b97d307a5f9a8.exe -
Processes:
noabu.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349 noabu.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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 noabu.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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 noabu.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
noabu.exepid process 572 noabu.exe 572 noabu.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
noabu.exedescription pid process Token: SeDebugPrivilege 572 noabu.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
2e43eefac0cbf1deb40b97d307a5f9a8.exedescription pid process target process PID 792 wrote to memory of 572 792 2e43eefac0cbf1deb40b97d307a5f9a8.exe noabu.exe PID 792 wrote to memory of 572 792 2e43eefac0cbf1deb40b97d307a5f9a8.exe noabu.exe PID 792 wrote to memory of 572 792 2e43eefac0cbf1deb40b97d307a5f9a8.exe noabu.exe PID 792 wrote to memory of 572 792 2e43eefac0cbf1deb40b97d307a5f9a8.exe noabu.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\2e43eefac0cbf1deb40b97d307a5f9a8.exe"C:\Users\Admin\AppData\Local\Temp\2e43eefac0cbf1deb40b97d307a5f9a8.exe"1⤵
- Loads dropped DLL
- Checks processor information in registry
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Roaming\paperships\noabu.exenoabu.exe2⤵
- Executes dropped EXE
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Roaming\paperships\noabu.exeMD5
bdfdca6660e6fe6cabe4dcc397154975
SHA16e7130d78356acb749f11b60e10244ea9ba267a2
SHA2563a77d697b35b9de741ac611c904aca942a17d4ac8f786f4f9b9532dec277a8f6
SHA512f7dc745eecfa2f8df6fa54bd1c98333e3c27123dd02bdcc91f9e96950393169a906d611d260a6863b36f22e6fa00c9fdabdd6e2bd24e7aaed50d265b19e03327
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\Users\Admin\AppData\Roaming\paperships\noabu.exeMD5
bdfdca6660e6fe6cabe4dcc397154975
SHA16e7130d78356acb749f11b60e10244ea9ba267a2
SHA2563a77d697b35b9de741ac611c904aca942a17d4ac8f786f4f9b9532dec277a8f6
SHA512f7dc745eecfa2f8df6fa54bd1c98333e3c27123dd02bdcc91f9e96950393169a906d611d260a6863b36f22e6fa00c9fdabdd6e2bd24e7aaed50d265b19e03327
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memory/284-6-0x000007FEF6A60000-0x000007FEF6CDA000-memory.dmpFilesize
2.5MB
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memory/572-10-0x0000000000D70000-0x0000000000D81000-memory.dmpFilesize
68KB
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memory/572-15-0x00000000003A0000-0x00000000003C9000-memory.dmpFilesize
164KB
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memory/572-20-0x0000000004D14000-0x0000000004D16000-memory.dmpFilesize
8KB
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memory/572-8-0x0000000000000000-mapping.dmp
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memory/572-17-0x0000000004D11000-0x0000000004D12000-memory.dmpFilesize
4KB
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memory/572-19-0x0000000004D13000-0x0000000004D14000-memory.dmpFilesize
4KB
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memory/572-11-0x0000000002370000-0x0000000002381000-memory.dmpFilesize
68KB
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memory/572-12-0x0000000074720000-0x0000000074E0E000-memory.dmpFilesize
6.9MB
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memory/572-13-0x0000000000230000-0x0000000000265000-memory.dmpFilesize
212KB
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memory/572-14-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/572-18-0x0000000004D12000-0x0000000004D13000-memory.dmpFilesize
4KB
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memory/572-16-0x0000000000C40000-0x0000000000C67000-memory.dmpFilesize
156KB
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memory/792-5-0x0000000000400000-0x00000000004D5000-memory.dmpFilesize
852KB
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memory/792-2-0x0000000000AF0000-0x0000000000B01000-memory.dmpFilesize
68KB
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memory/792-3-0x0000000076861000-0x0000000076863000-memory.dmpFilesize
8KB
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memory/792-4-0x00000000008A0000-0x000000000096F000-memory.dmpFilesize
828KB