Analysis
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max time kernel
19s -
max time network
18s -
platform
windows7_x64 -
resource
win7v20201028 -
submitted
22-02-2021 13:20
Static task
static1
Behavioral task
behavioral1
Sample
919430dcaa3c8a56af05b8d04ef53995.exe
Resource
win7v20201028
Behavioral task
behavioral2
Sample
919430dcaa3c8a56af05b8d04ef53995.exe
Resource
win10v20201028
General
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Target
919430dcaa3c8a56af05b8d04ef53995.exe
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Size
654KB
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MD5
919430dcaa3c8a56af05b8d04ef53995
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SHA1
64303101d1a5a5b6abb67394d1947388b29f59c9
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SHA256
bab3076b60729cc5d29552f08178e6e384b9af86da78037cb2492b33218a7294
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SHA512
46308e1d4f10c509e00c052ba988636da317ef098acf3e0258f863d8d51a57d5f890f79f769d839ab7c870f61232b3d587502ad768eacc48dca38ad7f845a0de
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/1376-13-0x0000000000AF0000-0x0000000000B19000-memory.dmp family_redline behavioral1/memory/1376-19-0x00000000025B0000-0x00000000025D7000-memory.dmp family_redline -
Executes dropped EXE 1 IoCs
Processes:
noabu.exepid process 1376 noabu.exe -
Loads dropped DLL 1 IoCs
Processes:
919430dcaa3c8a56af05b8d04ef53995.exepid process 1888 919430dcaa3c8a56af05b8d04ef53995.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:
919430dcaa3c8a56af05b8d04ef53995.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 919430dcaa3c8a56af05b8d04ef53995.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 919430dcaa3c8a56af05b8d04ef53995.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 1376 noabu.exe 1376 noabu.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
noabu.exedescription pid process Token: SeDebugPrivilege 1376 noabu.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
919430dcaa3c8a56af05b8d04ef53995.exedescription pid process target process PID 1888 wrote to memory of 1376 1888 919430dcaa3c8a56af05b8d04ef53995.exe noabu.exe PID 1888 wrote to memory of 1376 1888 919430dcaa3c8a56af05b8d04ef53995.exe noabu.exe PID 1888 wrote to memory of 1376 1888 919430dcaa3c8a56af05b8d04ef53995.exe noabu.exe PID 1888 wrote to memory of 1376 1888 919430dcaa3c8a56af05b8d04ef53995.exe noabu.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\919430dcaa3c8a56af05b8d04ef53995.exe"C:\Users\Admin\AppData\Local\Temp\919430dcaa3c8a56af05b8d04ef53995.exe"1⤵
- Loads dropped DLL
- Checks processor information in registry
- Suspicious use of WriteProcessMemory
PID:1888 -
C:\Users\Admin\AppData\Roaming\paperships\noabu.exenoabu.exe2⤵
- Executes dropped EXE
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1376
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Roaming\paperships\noabu.exeMD5
f556302aa8c3dd96773e666347d9f476
SHA15290063b66db2064d55d4ee36acae20b2b6a6044
SHA2566fc478619e492f7c687bdff2235a57206f867c0601e22301480202a9c0ceb16b
SHA51282a61676b07373cb885af0c9552020c27a6e0b90bd4c5788319276db4231185b7739eeef6e24b877825722fd67716630c3007bc8c0bcb807555e46b19c151e4d
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\Users\Admin\AppData\Roaming\paperships\noabu.exeMD5
f556302aa8c3dd96773e666347d9f476
SHA15290063b66db2064d55d4ee36acae20b2b6a6044
SHA2566fc478619e492f7c687bdff2235a57206f867c0601e22301480202a9c0ceb16b
SHA51282a61676b07373cb885af0c9552020c27a6e0b90bd4c5788319276db4231185b7739eeef6e24b877825722fd67716630c3007bc8c0bcb807555e46b19c151e4d
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memory/592-6-0x000007FEF7430000-0x000007FEF76AA000-memory.dmpFilesize
2.5MB
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memory/1376-10-0x0000000000B30000-0x0000000000B41000-memory.dmpFilesize
68KB
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memory/1376-21-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/1376-25-0x0000000004CC4000-0x0000000004CC6000-memory.dmpFilesize
8KB
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memory/1376-8-0x0000000000000000-mapping.dmp
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memory/1376-24-0x0000000004CC3000-0x0000000004CC4000-memory.dmpFilesize
4KB
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memory/1376-23-0x0000000004CC2000-0x0000000004CC3000-memory.dmpFilesize
4KB
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memory/1376-11-0x0000000002490000-0x00000000024A1000-memory.dmpFilesize
68KB
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memory/1376-12-0x0000000073B90000-0x000000007427E000-memory.dmpFilesize
6.9MB
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memory/1376-13-0x0000000000AF0000-0x0000000000B19000-memory.dmpFilesize
164KB
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memory/1376-19-0x00000000025B0000-0x00000000025D7000-memory.dmpFilesize
156KB
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memory/1376-22-0x0000000004CC1000-0x0000000004CC2000-memory.dmpFilesize
4KB
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memory/1376-20-0x0000000000230000-0x0000000000265000-memory.dmpFilesize
212KB
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memory/1888-5-0x0000000000400000-0x00000000004D5000-memory.dmpFilesize
852KB
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memory/1888-2-0x0000000000E00000-0x0000000000E11000-memory.dmpFilesize
68KB
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memory/1888-3-0x0000000075781000-0x0000000075783000-memory.dmpFilesize
8KB
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memory/1888-4-0x0000000000230000-0x00000000002FF000-memory.dmpFilesize
828KB