Analysis
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max time kernel
28s -
max time network
27s -
platform
windows7_x64 -
resource
win7v20201028 -
submitted
15-02-2021 07:10
Static task
static1
Behavioral task
behavioral1
Sample
075917b90acfcbedbd9b5a96c25fccfc.exe
Resource
win7v20201028
Behavioral task
behavioral2
Sample
075917b90acfcbedbd9b5a96c25fccfc.exe
Resource
win10v20201028
General
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Target
075917b90acfcbedbd9b5a96c25fccfc.exe
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Size
512KB
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MD5
075917b90acfcbedbd9b5a96c25fccfc
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SHA1
5528b58600c878c476697756fbc2055b660f3b48
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SHA256
435893fea822f63cc3bd3f725acd416dff2d1bd8838bf80318d195864a44de09
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SHA512
02a68401c35ee6ec848573b399a710003db754514dfde20e762645e265c3836c5888f2ccd4114f6f4e75639604c67101cfa69d1ff58758fac93bddc3aed8f0b2
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/1504-15-0x0000000004790000-0x00000000047BC000-memory.dmp family_redline behavioral1/memory/1504-19-0x0000000006EE0000-0x0000000006F0A000-memory.dmp family_redline -
Executes dropped EXE 1 IoCs
Processes:
noabu.exepid process 1504 noabu.exe -
Loads dropped DLL 1 IoCs
Processes:
075917b90acfcbedbd9b5a96c25fccfc.exepid process 1856 075917b90acfcbedbd9b5a96c25fccfc.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:
075917b90acfcbedbd9b5a96c25fccfc.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 075917b90acfcbedbd9b5a96c25fccfc.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 075917b90acfcbedbd9b5a96c25fccfc.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 1504 noabu.exe 1504 noabu.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
noabu.exedescription pid process Token: SeDebugPrivilege 1504 noabu.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
075917b90acfcbedbd9b5a96c25fccfc.exedescription pid process target process PID 1856 wrote to memory of 1504 1856 075917b90acfcbedbd9b5a96c25fccfc.exe noabu.exe PID 1856 wrote to memory of 1504 1856 075917b90acfcbedbd9b5a96c25fccfc.exe noabu.exe PID 1856 wrote to memory of 1504 1856 075917b90acfcbedbd9b5a96c25fccfc.exe noabu.exe PID 1856 wrote to memory of 1504 1856 075917b90acfcbedbd9b5a96c25fccfc.exe noabu.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\075917b90acfcbedbd9b5a96c25fccfc.exe"C:\Users\Admin\AppData\Local\Temp\075917b90acfcbedbd9b5a96c25fccfc.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
e9f2ded2b4be33b68f4d84e93df358bd
SHA1a8f8dce913a1ea9c34d6325b9cc855a6d94e4d10
SHA256e99ab798099b3c352427b7808b0a2c7e73854aaeb34001f17852e288af321f6c
SHA5126b228430c543064062a40fd89a7cff6864394a49dc62d37ab5e67a2d8f44d4253377be695b786e60e771b7fb5c19fb867a7c942b664a8effbd985ef01652ddf8
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\Users\Admin\AppData\Roaming\paperships\noabu.exeMD5
e9f2ded2b4be33b68f4d84e93df358bd
SHA1a8f8dce913a1ea9c34d6325b9cc855a6d94e4d10
SHA256e99ab798099b3c352427b7808b0a2c7e73854aaeb34001f17852e288af321f6c
SHA5126b228430c543064062a40fd89a7cff6864394a49dc62d37ab5e67a2d8f44d4253377be695b786e60e771b7fb5c19fb867a7c942b664a8effbd985ef01652ddf8
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memory/308-6-0x000007FEF67C0000-0x000007FEF6A3A000-memory.dmpFilesize
2.5MB
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memory/1504-10-0x0000000002C30000-0x0000000002C41000-memory.dmpFilesize
68KB
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memory/1504-15-0x0000000004790000-0x00000000047BC000-memory.dmpFilesize
176KB
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memory/1504-20-0x0000000006EA4000-0x0000000006EA6000-memory.dmpFilesize
8KB
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memory/1504-8-0x0000000000000000-mapping.dmp
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memory/1504-19-0x0000000006EE0000-0x0000000006F0A000-memory.dmpFilesize
168KB
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memory/1504-18-0x0000000006EA3000-0x0000000006EA4000-memory.dmpFilesize
4KB
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memory/1504-11-0x0000000004640000-0x0000000004651000-memory.dmpFilesize
68KB
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memory/1504-12-0x00000000003A0000-0x00000000003D6000-memory.dmpFilesize
216KB
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memory/1504-13-0x0000000000400000-0x0000000000439000-memory.dmpFilesize
228KB
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memory/1504-14-0x0000000074410000-0x0000000074AFE000-memory.dmpFilesize
6.9MB
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memory/1504-17-0x0000000006EA2000-0x0000000006EA3000-memory.dmpFilesize
4KB
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memory/1504-16-0x0000000006EA1000-0x0000000006EA2000-memory.dmpFilesize
4KB
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memory/1856-5-0x0000000000400000-0x00000000004D5000-memory.dmpFilesize
852KB
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memory/1856-2-0x0000000002EB0000-0x0000000002EC1000-memory.dmpFilesize
68KB
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memory/1856-3-0x00000000767E1000-0x00000000767E3000-memory.dmpFilesize
8KB
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memory/1856-4-0x0000000002C00000-0x0000000002CCF000-memory.dmpFilesize
828KB