Analysis
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max time kernel
152s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20230221-en -
resource tags
arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system -
submitted
17/03/2023, 22:00
Static task
static1
General
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Target
2c5d05c4b6001bbdaede43124cb0aceab4ea859f1a736fe4c9cea937dc358a55.exe
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Size
296KB
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MD5
e0c0e847c24671913566845bc42d4d21
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SHA1
64030b484efab720111d757c9c4d483b715912a3
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SHA256
2c5d05c4b6001bbdaede43124cb0aceab4ea859f1a736fe4c9cea937dc358a55
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SHA512
e1e0a9e1188e8b5f867b67051448176e46cbd840b30a5e6a3075584c29a3fe7103ed8f2f0e0740cdaf058ad0350f56a21df9e0de140edf057c8d25c2be34fe2f
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SSDEEP
3072:i0mdBgcLsjG4Feju7cE3RlCDN3+2vYOlIPDty/4aRaeyqKNriMputupwyZitJBuM:DygcLsi4QubLS+7O6PDtydaeo3umeu
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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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-1-5-21-2805025096-2326403612-4231045514-1000\Control Panel\International\Geo\Nation 2c5d05c4b6001bbdaede43124cb0aceab4ea859f1a736fe4c9cea937dc358a55.exe -
Executes dropped EXE 2 IoCs
pid Process 4852 GCBGCGHDGI.exe 4080 ntlhost.exe -
Loads dropped DLL 2 IoCs
pid Process 1340 2c5d05c4b6001bbdaede43124cb0aceab4ea859f1a736fe4c9cea937dc358a55.exe 1340 2c5d05c4b6001bbdaede43124cb0aceab4ea859f1a736fe4c9cea937dc358a55.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-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\NTSystem = "C:\\Users\\Admin\\AppData\\Roaming\\NTSystem\\ntlhost.exe" GCBGCGHDGI.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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Program crash 1 IoCs
pid pid_target Process procid_target 3992 1340 WerFault.exe 84 -
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 2c5d05c4b6001bbdaede43124cb0aceab4ea859f1a736fe4c9cea937dc358a55.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 2c5d05c4b6001bbdaede43124cb0aceab4ea859f1a736fe4c9cea937dc358a55.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 4872 timeout.exe -
GoLang User-Agent 1 IoCs
Uses default user-agent string defined by GoLang HTTP packages.
description flow ioc HTTP User-Agent header 73 Go-http-client/1.1 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1340 2c5d05c4b6001bbdaede43124cb0aceab4ea859f1a736fe4c9cea937dc358a55.exe 1340 2c5d05c4b6001bbdaede43124cb0aceab4ea859f1a736fe4c9cea937dc358a55.exe -
Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 1340 wrote to memory of 2404 1340 2c5d05c4b6001bbdaede43124cb0aceab4ea859f1a736fe4c9cea937dc358a55.exe 91 PID 1340 wrote to memory of 2404 1340 2c5d05c4b6001bbdaede43124cb0aceab4ea859f1a736fe4c9cea937dc358a55.exe 91 PID 1340 wrote to memory of 2404 1340 2c5d05c4b6001bbdaede43124cb0aceab4ea859f1a736fe4c9cea937dc358a55.exe 91 PID 1340 wrote to memory of 2276 1340 2c5d05c4b6001bbdaede43124cb0aceab4ea859f1a736fe4c9cea937dc358a55.exe 93 PID 1340 wrote to memory of 2276 1340 2c5d05c4b6001bbdaede43124cb0aceab4ea859f1a736fe4c9cea937dc358a55.exe 93 PID 1340 wrote to memory of 2276 1340 2c5d05c4b6001bbdaede43124cb0aceab4ea859f1a736fe4c9cea937dc358a55.exe 93 PID 2276 wrote to memory of 4872 2276 cmd.exe 96 PID 2276 wrote to memory of 4872 2276 cmd.exe 96 PID 2276 wrote to memory of 4872 2276 cmd.exe 96 PID 2404 wrote to memory of 4852 2404 cmd.exe 97 PID 2404 wrote to memory of 4852 2404 cmd.exe 97 PID 2404 wrote to memory of 4852 2404 cmd.exe 97 PID 4852 wrote to memory of 4080 4852 GCBGCGHDGI.exe 103 PID 4852 wrote to memory of 4080 4852 GCBGCGHDGI.exe 103 PID 4852 wrote to memory of 4080 4852 GCBGCGHDGI.exe 103
Processes
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C:\Users\Admin\AppData\Local\Temp\2c5d05c4b6001bbdaede43124cb0aceab4ea859f1a736fe4c9cea937dc358a55.exe"C:\Users\Admin\AppData\Local\Temp\2c5d05c4b6001bbdaede43124cb0aceab4ea859f1a736fe4c9cea937dc358a55.exe"1⤵
- Checks computer location settings
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1340 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\GCBGCGHDGI.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:2404 -
C:\Users\Admin\AppData\Local\Temp\GCBGCGHDGI.exe"C:\Users\Admin\AppData\Local\Temp\GCBGCGHDGI.exe"3⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4852 -
C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exeC:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe4⤵
- Executes dropped EXE
PID:4080
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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\2c5d05c4b6001bbdaede43124cb0aceab4ea859f1a736fe4c9cea937dc358a55.exe" & del "C:\ProgramData\*.dll"" & exit2⤵
- Suspicious use of WriteProcessMemory
PID:2276 -
C:\Windows\SysWOW64\timeout.exetimeout /t 53⤵
- Delays execution with timeout.exe
PID:4872
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1340 -s 22242⤵
- Program crash
PID:3992
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 1340 -ip 13401⤵PID:4856
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
593KB
MD5c8fd9be83bc728cc04beffafc2907fe9
SHA195ab9f701e0024cedfbd312bcfe4e726744c4f2e
SHA256ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a
SHA512fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040
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Filesize
2.0MB
MD51cc453cdf74f31e4d913ff9c10acdde2
SHA16e85eae544d6e965f15fa5c39700fa7202f3aafe
SHA256ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5
SHA512dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571
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Filesize
1.9MB
MD51499c651eadde7554bc9e726a786d1e5
SHA1aed4927ee5a4dc89c7daf53fd6d44a2ee54e6098
SHA256298493e0ae6b4061eede227171cbbff7c465a0f4f141ba295e2e572824afdcf5
SHA51221d8c74922a11d7f2eca439b86aa59345bcc53690e71b497e4901155eec9f86dda9986d9d34be8071fa31bd5573d663fc8d0f75a0f58a5b70676408dde088759
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Filesize
1.9MB
MD51499c651eadde7554bc9e726a786d1e5
SHA1aed4927ee5a4dc89c7daf53fd6d44a2ee54e6098
SHA256298493e0ae6b4061eede227171cbbff7c465a0f4f141ba295e2e572824afdcf5
SHA51221d8c74922a11d7f2eca439b86aa59345bcc53690e71b497e4901155eec9f86dda9986d9d34be8071fa31bd5573d663fc8d0f75a0f58a5b70676408dde088759
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Filesize
482.4MB
MD50455fd09471f84e46179e334db471f44
SHA14cb5918de417837cf211aa8a2d6be256c9de0d01
SHA25670d9454dac06adca392921436a18abc51b571fbd2d58128db79fb25f5e2d4aa3
SHA5127f4aad499473ff416f51c3a633e48fa5f1fce6570d393047f6e1543f9f0271143da9d1eb95897b5620734b0168b5317e82029a7ccdd6f8f511f4ebdfcaa6a9ad
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Filesize
417.9MB
MD5275739d9dafca8bc6af4e46f18cf14b2
SHA1b19049a51d3f0f94192c8413f12f370d195f1399
SHA25684d66de4cc1e6bc25e7d30d0d771c5ebcacb39019a14e49da1367977ae547f31
SHA5125f2ab956818ec5acbda04265146277188e9d48d8c6afd84911f023473b928d996108c5c55377c2ec7a39ae1279e5a576172f4ebc60da405f3f5390fd50ba496c
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Filesize
443.9MB
MD58efed85fdfee5caa644280931a9072c9
SHA17c888622ea90ca7bb33d20c92324b4956950d57d
SHA256713786cdcee857c5bedc9f770fef846a5e83ade3eb20d678d17fd557ee6608be
SHA512bdf63c12262d73613f8de8e28f95543a250d19788d23767560562a231a75f48fab9ddbcc62828afd3dd501b292d906b8a7028413e4842d9f043c26b2eafe7358