Analysis
- max time kernel
101s - max time network
132s - platform
windows10-2004_x64 - resource
win10v2004-20230220-en - resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system - submitted
13/04/2023, 00:43
Static task
static1
Behavioral task
behavioral1
Sample
setup.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
setup.exe
Resource
win10v2004-20230220-en
General
- Target setup.exe
- Size 471KB
- Sample230413-a2w85ahf7x
- SHA256 0bddc13a8f3e8f2512f5e24fdaecc048d9a76c29ba85137deb70fb0c15da3fb0
- MD5 7f6b90384779636088615db99d40dcfb
- SHA1 603f55fcb45a006b8d958ddd0fb47e78ea1c3be5
- SHA512 1f58b5b2c3efbfbe4766a7bb466066c1f282d3200a2b67fe0c61f81eda0945b97fe8a396ea25c013128aaec2afa1d309afa22044d19cc884b518c21f3b672714
- SSDEEP 12288:UF8D4xEvVd75vwJx3FrRIDa0/YXuuWO11:UiD7dl6xbXuuWu
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Extracted
-
vidar
-
3.4
-
e749025c61b2caca10aa829a9e1a65a1
-
https://steamcommunity.com/profiles/76561199494593681
-
https://t.me/auftriebs
-
profile_id_v2
e749025c61b2caca10aa829a9e1a65a1
-
user_agent
Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:105.0) Gecko/20100101 Firefox/105.0
Extracted
-
laplas
-
http://185.106.92.74
-
api_key
bc2dceabe69fa26dbf4dd8295d65e03e1990633a88c1c8410825c9266b239396
Signatures
- Downloads MZ/PE file
- Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Control Panel\International\Geo\Nation 55365626491968644388.exe Key value queried \REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Control Panel\International\Geo\Nation setup.exe - Executes dropped EXE 3 IoCs
pid Process 4064 55365626491968644388.exe 4556 81398655593328646519.exe 3348 svcservice.exe - Loads dropped DLL 2 IoCs
pid Process 4616 setup.exe 4616 setup.exe - Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
resource yara_rule behavioral2/files/0x0006000000022fcf-237.dat upx behavioral2/files/0x0006000000022fcf-239.dat upx behavioral2/files/0x0006000000022fcf-240.dat upx behavioral2/memory/4556-243-0x0000000000FA0000-0x0000000001E03000-memory.dmp upx behavioral2/memory/4556-247-0x0000000000FA0000-0x0000000001E03000-memory.dmp upx - Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
- Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\telemetry = "C:\\Users\\Admin\\AppData\\Roaming\\telemetry\\svcservice.exe" 55365626491968644388.exe - Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
- Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs
pid Process 4064 55365626491968644388.exe 4064 55365626491968644388.exe 3348 svcservice.exe 3348 svcservice.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Program crash 1 IoCs
pid pid_target Process procid_target 1116 4616 WerFault.exe 81 - 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 setup.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString setup.exe - Delays execution with timeout.exe 1 IoCs
pid Process 2792 timeout.exe - Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 4616 setup.exe 4616 setup.exe 4064 55365626491968644388.exe 4064 55365626491968644388.exe 3348 svcservice.exe 3348 svcservice.exe - Suspicious use of WriteProcessMemory 18 IoCs
description pid Process procid_target PID 4616 wrote to memory of 4064 4616 setup.exe 88 PID 4616 wrote to memory of 4064 4616 setup.exe 88 PID 4616 wrote to memory of 4064 4616 setup.exe 88 PID 4616 wrote to memory of 4556 4616 setup.exe 90 PID 4616 wrote to memory of 4556 4616 setup.exe 90 PID 4556 wrote to memory of 1656 4556 81398655593328646519.exe 91 PID 4556 wrote to memory of 1656 4556 81398655593328646519.exe 91 PID 4616 wrote to memory of 2588 4616 setup.exe 93 PID 4616 wrote to memory of 2588 4616 setup.exe 93 PID 4616 wrote to memory of 2588 4616 setup.exe 93 PID 1656 wrote to memory of 5116 1656 cmd.exe 96 PID 1656 wrote to memory of 5116 1656 cmd.exe 96 PID 2588 wrote to memory of 2792 2588 cmd.exe 95 PID 2588 wrote to memory of 2792 2588 cmd.exe 95 PID 2588 wrote to memory of 2792 2588 cmd.exe 95 PID 4064 wrote to memory of 3348 4064 55365626491968644388.exe 99 PID 4064 wrote to memory of 3348 4064 55365626491968644388.exe 99 PID 4064 wrote to memory of 3348 4064 55365626491968644388.exe 99
Processes
-
C:\Users\Admin\AppData\Local\Temp\setup.exe"C:\Users\Admin\AppData\Local\Temp\setup.exe"1⤵
- Checks computer location settings
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4616 -
C:\ProgramData\55365626491968644388.exe"C:\ProgramData\55365626491968644388.exe"2⤵
- Checks computer location settings
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4064 -
C:\Users\Admin\AppData\Roaming\telemetry\svcservice.exe"C:\Users\Admin\AppData\Roaming\telemetry\svcservice.exe"3⤵
- Executes dropped EXE
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
PID:3348
-
-
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C:\ProgramData\81398655593328646519.exe"C:\ProgramData\81398655593328646519.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4556 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /C choice /C Y /N /D Y /T 0 &Del C:\ProgramData\81398655593328646519.exe3⤵
- Suspicious use of WriteProcessMemory
PID:1656 -
C:\Windows\system32\choice.exechoice /C Y /N /D Y /T 04⤵PID:5116
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-
-
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c timeout /t 6 & del /f /q "C:\Users\Admin\AppData\Local\Temp\setup.exe" & exit2⤵
- Suspicious use of WriteProcessMemory
PID:2588 -
C:\Windows\SysWOW64\timeout.exetimeout /t 63⤵
- Delays execution with timeout.exe
PID:2792
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4616 -s 17322⤵
- Program crash
PID:1116
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 4616 -ip 46161⤵PID:2108
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
- Path C:\ProgramData\55365626491968644388.exe
- Size 7.2MB
- SHA256 c6c03e97c5de0c9eb264e4914d8c7f64d7e3528cc696f613e451a294262f3c42
- MD5 c5e0fb4ecaa8a7481a283099d604f7a0
- SHA1 df4b0c0cc823da2b0443076650c292b43dd9de33
- SHA512 375677d0cc802b09c7d1532d162a91a8eec4679f7639ef38dca9a9d3a03e20b3ab54707af7ffb138d00ec93ea4b34b6db0b33f365dc888ff9056c808a239bc57
- SSDEEP 196608:5HatuBgIpTVbThhJLvzwKVKgvFXv1bbPC:5/gEVTpZVKSFvo
- MD5 SHA1 SHA512 SSDEEP
- Path C:\ProgramData\55365626491968644388.exe
- Size 7.2MB
- SHA256 c6c03e97c5de0c9eb264e4914d8c7f64d7e3528cc696f613e451a294262f3c42
- MD5 c5e0fb4ecaa8a7481a283099d604f7a0
- SHA1 df4b0c0cc823da2b0443076650c292b43dd9de33
- SHA512 375677d0cc802b09c7d1532d162a91a8eec4679f7639ef38dca9a9d3a03e20b3ab54707af7ffb138d00ec93ea4b34b6db0b33f365dc888ff9056c808a239bc57
- SSDEEP 196608:5HatuBgIpTVbThhJLvzwKVKgvFXv1bbPC:5/gEVTpZVKSFvo
- MD5 SHA1 SHA512 SSDEEP
- Path C:\ProgramData\55365626491968644388.exe
- Size 7.2MB
- SHA256 c6c03e97c5de0c9eb264e4914d8c7f64d7e3528cc696f613e451a294262f3c42
- MD5 c5e0fb4ecaa8a7481a283099d604f7a0
- SHA1 df4b0c0cc823da2b0443076650c292b43dd9de33
- SHA512 375677d0cc802b09c7d1532d162a91a8eec4679f7639ef38dca9a9d3a03e20b3ab54707af7ffb138d00ec93ea4b34b6db0b33f365dc888ff9056c808a239bc57
- SSDEEP 196608:5HatuBgIpTVbThhJLvzwKVKgvFXv1bbPC:5/gEVTpZVKSFvo
- MD5 SHA1 SHA512 SSDEEP
- Path C:\ProgramData\81398655593328646519.exe
- Size 4.3MB
- SHA256 0a0fbd6af9e5d110118f02b87f9a92f9f58fb100f6d9883d55a6aae6c548b4ce
- MD5 c4ab3149ef02a36d663699a8c541933e
- SHA1 67088f5eff9ec575775b711c9e3650d12d7f4d5c
- SHA512 88b10f81b2cd273fefeffb4c2078807e89b4b756d50110b61e9f89092715f29ba8d1803f64bc971c1293dc624b92d0b7f05612ae661dd8d24e47d39047a4b7b4
- SSDEEP 98304:8B2UCoD6CAW0U9S8uPiepEAqjYe//KRxHzRWgWJKuAfA:M2lo2CAW0Uc8seYeHKRxH1YQH
- MD5 SHA1 SHA512 SSDEEP
- Path C:\ProgramData\81398655593328646519.exe
- Size 4.3MB
- SHA256 0a0fbd6af9e5d110118f02b87f9a92f9f58fb100f6d9883d55a6aae6c548b4ce
- MD5 c4ab3149ef02a36d663699a8c541933e
- SHA1 67088f5eff9ec575775b711c9e3650d12d7f4d5c
- SHA512 88b10f81b2cd273fefeffb4c2078807e89b4b756d50110b61e9f89092715f29ba8d1803f64bc971c1293dc624b92d0b7f05612ae661dd8d24e47d39047a4b7b4
- SSDEEP 98304:8B2UCoD6CAW0U9S8uPiepEAqjYe//KRxHzRWgWJKuAfA:M2lo2CAW0Uc8seYeHKRxH1YQH
- MD5 SHA1 SHA512 SSDEEP
- Path C:\ProgramData\81398655593328646519.exe
- Size 4.3MB
- SHA256 0a0fbd6af9e5d110118f02b87f9a92f9f58fb100f6d9883d55a6aae6c548b4ce
- MD5 c4ab3149ef02a36d663699a8c541933e
- SHA1 67088f5eff9ec575775b711c9e3650d12d7f4d5c
- SHA512 88b10f81b2cd273fefeffb4c2078807e89b4b756d50110b61e9f89092715f29ba8d1803f64bc971c1293dc624b92d0b7f05612ae661dd8d24e47d39047a4b7b4
- SSDEEP 98304:8B2UCoD6CAW0U9S8uPiepEAqjYe//KRxHzRWgWJKuAfA:M2lo2CAW0Uc8seYeHKRxH1YQH
- MD5 SHA1 SHA512 SSDEEP
- Path C:\ProgramData\mozglue.dll
- Size 593KB
- SHA256 ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a
- MD5 c8fd9be83bc728cc04beffafc2907fe9
- SHA1 95ab9f701e0024cedfbd312bcfe4e726744c4f2e
- SHA512 fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040
- SSDEEP 12288:BlSyAom/gcRKMdRm4wFkRHuyG4RRGJVDjMk/x21R8gY/r:BKgcRKMdRm4wFkVVDGJVv//x21R8br
- MD5 SHA1 SHA512 SSDEEP
- Path C:\ProgramData\nss3.dll
- Size 2.0MB
- SHA256 ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5
- MD5 1cc453cdf74f31e4d913ff9c10acdde2
- SHA1 6e85eae544d6e965f15fa5c39700fa7202f3aafe
- SHA512 dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571
- SSDEEP 49152:fECf12gikHlnKGxJRIB+y5nvxnaOSJ3HFNWYrVvE4CQsgzMmQfTU1NrWmy4KoAzh:J7Tf8J1Q+SS5/nr
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Roaming\telemetry\svcservice.exe
- Size 725.8MB
- SHA256 b0d9d8340c9d8b7118484cdb8b1410cca12e4862f21a478a0f76316d735240ae
- MD5 4aa4cffb0c52e6bc304f0240db1b4146
- SHA1 7fec3c77fedab87c7cab466bf0c7c4beb229c4f4
- SHA512 95a53c68113c36ccec3c6ee4e19ac33d3b73e70494132aad398b7a4668bee10d9885e5a637805148a7b2c367c4dc025c1b0514dc0c19d28256d049a860a9416c
- SSDEEP 12582912:Gznnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnny:Ge
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Roaming\telemetry\svcservice.exe
- Size 716.5MB
- SHA256 25c2f69e0a191f1b3b5f0511a9eb80b0dd3892917dfe1b820dc945d9df119cb6
- MD5 df39258220c9fb195f4170296bf2acca
- SHA1 79a88d57c89817660712031fbfe563717172bcad
- SHA512 e71319a1a801fdae65cee0482ec6a74c31fa70681c35bdba0a66fef5dffc834521036e73e21f7a8ce982473a97cc001bb2a22807581888655ff7836ff4a26eb0
- SSDEEP 12582912:Gznnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnk:Gg
- MD5 SHA1 SHA512 SSDEEP