Analysis
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max time kernel
145s -
max time network
126s -
platform
windows10-1703_x64 -
resource
win10-20230220-en -
resource tags
arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system -
submitted
19-03-2023 14:50
Static task
static1
General
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Target
29d41c9566739f5371b7e2c1142ffb3c55fe8771d1e4d872d4755ca1f6141f53.exe
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Size
290KB
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MD5
882337ff518b678a241e9930c98b14e6
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SHA1
4cadcd7924e98bab2df7bb3fde737ccce8a6347b
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SHA256
29d41c9566739f5371b7e2c1142ffb3c55fe8771d1e4d872d4755ca1f6141f53
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SHA512
21f51aac938e2111f72f576255c133471156bb70f70579d257cd97cb582d6b0a30dca0cdbdfd5349e6c0969a4722eb3b2ecd5d812df08f3fdf860553e9b885e6
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SSDEEP
3072:mIvn7Ly3sk9L+icToN6eOaJLbPifNr8LY/eqPDc55IvkJhihgJLf0Q:Fn7LyxwHg69obqfVpegwkv+hihcLf0
Malware Config
Extracted
laplas
http://45.87.154.105
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api_key
1c630872d348a77d04368d542fde4663bc2bcb96f1b909554db3472c08df2767
Signatures
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Downloads MZ/PE file
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Executes dropped EXE 2 IoCs
pid Process 2756 GIJDAFBKFI.exe 4764 ntlhost.exe -
Loads dropped DLL 2 IoCs
pid Process 3992 29d41c9566739f5371b7e2c1142ffb3c55fe8771d1e4d872d4755ca1f6141f53.exe 3992 29d41c9566739f5371b7e2c1142ffb3c55fe8771d1e4d872d4755ca1f6141f53.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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Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Windows\CurrentVersion\Run\NTSystem = "C:\\Users\\Admin\\AppData\\Roaming\\NTSystem\\ntlhost.exe" GIJDAFBKFI.exe -
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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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.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 29d41c9566739f5371b7e2c1142ffb3c55fe8771d1e4d872d4755ca1f6141f53.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 29d41c9566739f5371b7e2c1142ffb3c55fe8771d1e4d872d4755ca1f6141f53.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 1348 timeout.exe -
GoLang User-Agent 1 IoCs
Uses default user-agent string defined by GoLang HTTP packages.
description flow ioc HTTP User-Agent header 6 Go-http-client/1.1 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3992 29d41c9566739f5371b7e2c1142ffb3c55fe8771d1e4d872d4755ca1f6141f53.exe 3992 29d41c9566739f5371b7e2c1142ffb3c55fe8771d1e4d872d4755ca1f6141f53.exe -
Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 3992 wrote to memory of 4828 3992 29d41c9566739f5371b7e2c1142ffb3c55fe8771d1e4d872d4755ca1f6141f53.exe 66 PID 3992 wrote to memory of 4828 3992 29d41c9566739f5371b7e2c1142ffb3c55fe8771d1e4d872d4755ca1f6141f53.exe 66 PID 3992 wrote to memory of 4828 3992 29d41c9566739f5371b7e2c1142ffb3c55fe8771d1e4d872d4755ca1f6141f53.exe 66 PID 3992 wrote to memory of 4848 3992 29d41c9566739f5371b7e2c1142ffb3c55fe8771d1e4d872d4755ca1f6141f53.exe 68 PID 3992 wrote to memory of 4848 3992 29d41c9566739f5371b7e2c1142ffb3c55fe8771d1e4d872d4755ca1f6141f53.exe 68 PID 3992 wrote to memory of 4848 3992 29d41c9566739f5371b7e2c1142ffb3c55fe8771d1e4d872d4755ca1f6141f53.exe 68 PID 4828 wrote to memory of 2756 4828 cmd.exe 70 PID 4828 wrote to memory of 2756 4828 cmd.exe 70 PID 4828 wrote to memory of 2756 4828 cmd.exe 70 PID 4848 wrote to memory of 1348 4848 cmd.exe 71 PID 4848 wrote to memory of 1348 4848 cmd.exe 71 PID 4848 wrote to memory of 1348 4848 cmd.exe 71 PID 2756 wrote to memory of 4764 2756 GIJDAFBKFI.exe 72 PID 2756 wrote to memory of 4764 2756 GIJDAFBKFI.exe 72 PID 2756 wrote to memory of 4764 2756 GIJDAFBKFI.exe 72
Processes
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C:\Users\Admin\AppData\Local\Temp\29d41c9566739f5371b7e2c1142ffb3c55fe8771d1e4d872d4755ca1f6141f53.exe"C:\Users\Admin\AppData\Local\Temp\29d41c9566739f5371b7e2c1142ffb3c55fe8771d1e4d872d4755ca1f6141f53.exe"1⤵
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3992 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\GIJDAFBKFI.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:4828 -
C:\Users\Admin\AppData\Local\Temp\GIJDAFBKFI.exe"C:\Users\Admin\AppData\Local\Temp\GIJDAFBKFI.exe"3⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2756 -
C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exeC:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe4⤵
- Executes dropped EXE
PID:4764
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c timeout /t 5 & del /f /q "C:\Users\Admin\AppData\Local\Temp\29d41c9566739f5371b7e2c1142ffb3c55fe8771d1e4d872d4755ca1f6141f53.exe" & del "C:\ProgramData\*.dll"" & exit2⤵
- Suspicious use of WriteProcessMemory
PID:4848 -
C:\Windows\SysWOW64\timeout.exetimeout /t 53⤵
- Delays execution with timeout.exe
PID:1348
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
593KB
MD5c8fd9be83bc728cc04beffafc2907fe9
SHA195ab9f701e0024cedfbd312bcfe4e726744c4f2e
SHA256ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a
SHA512fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040
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Filesize
1.9MB
MD57e1ee04719bea1b532ed44609632ccd9
SHA1f6ad1ded616f8877cb34f873b3597aa6df50e957
SHA256b46481ba0ba92b4cf9306181a82bff5cd1f1213fd23fb73c01a5b46435c7bebc
SHA5120bbb7c9e68f27d05476a301ec95b0a3ee7ab46ab3e912adcb14bbe44015b07ef1668e076518076abf79c6b366a1d59f057553411383a263ab539786853bc2819
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Filesize
1.9MB
MD57e1ee04719bea1b532ed44609632ccd9
SHA1f6ad1ded616f8877cb34f873b3597aa6df50e957
SHA256b46481ba0ba92b4cf9306181a82bff5cd1f1213fd23fb73c01a5b46435c7bebc
SHA5120bbb7c9e68f27d05476a301ec95b0a3ee7ab46ab3e912adcb14bbe44015b07ef1668e076518076abf79c6b366a1d59f057553411383a263ab539786853bc2819
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Filesize
386.6MB
MD5e816de39c23d0b2d522cbc47f819f22e
SHA1c3640467927713b16693e6bdfded671ba7289acb
SHA256d11121805fe5de12e0a44e5b0a7a0e334e264084fc9e638871e50fbb0b8ce475
SHA51226dfdb723266ae8f2f30e96001ce451a2438d858edbeb9dc3cddd1dc5cc5b9242f21fe3c20c53693cafa452702a7ee01972c06b5595b4b9be5ccf727eb0cdf14
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Filesize
426.6MB
MD53e1f7b2fa96043b5f70f476dd582ac85
SHA18d9b1bdf024a18208368882eff652935cd4ec374
SHA256d054e38fbf5c10cadf3473be96fff8fcf06affa373bf6deccdebbbb033838834
SHA51227d804d861d9b2178955d7b201d03491f5468665075fafd2ba04c9e3d2ac7c56d99b8e9b159850e6b57ebc7640d8d68f20e2464f7c8e34c59b148ee27c324a4f
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Filesize
404.2MB
MD5db924e5f773c4e5c13a7deb597baff6e
SHA1c463fa2408b44b86c8c561cc39de1c405595672a
SHA2565c1f040007ac85fee21b1705b25607bc2d2367552eaea3a01726816cae44b638
SHA512b1696bced003ec60e4c03b66f4f1380e32dbb24139433170370f3e653a247219efe40f6978a8e71315a727a4d459e1149b407de19c22fa3722c8605ade4bfe90
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Filesize
593KB
MD5c8fd9be83bc728cc04beffafc2907fe9
SHA195ab9f701e0024cedfbd312bcfe4e726744c4f2e
SHA256ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a
SHA512fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040
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Filesize
2.0MB
MD51cc453cdf74f31e4d913ff9c10acdde2
SHA16e85eae544d6e965f15fa5c39700fa7202f3aafe
SHA256ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5
SHA512dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571