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Analysis
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max time kernel
151s -
max time network
136s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
11/04/2023, 21:13
Static task
static1
Behavioral task
behavioral1
Sample
2147281bf88d90435d098819cb2c4acd9a1704c05cfe0da74bd9d2833196f913.exe
Resource
win10v2004-20230220-en
General
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Target
2147281bf88d90435d098819cb2c4acd9a1704c05cfe0da74bd9d2833196f913.exe
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Size
213KB
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MD5
940237968e85e3f34682098e1f95eef5
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SHA1
37c341ff821201fb18ea7f7ab3cda742eaf3919a
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SHA256
2147281bf88d90435d098819cb2c4acd9a1704c05cfe0da74bd9d2833196f913
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SHA512
6450498e4de973159bd59c486e02731ffbe2919f01bcbd8ddef5f3de39b92b04a6820cb09ad82ed2c828a5752863e071711257b1b4d6aae710f807f4ee137c93
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SSDEEP
3072:huXN+USiwvdCGGcugKAS3N9VvdfaRbJdbDza7UANwiR5NRdy:Id+UQdCGWgKF9VloNdbPoZOiBRd
Malware Config
Extracted
smokeloader
sprg
Extracted
smokeloader
2022
http://hoh0aeghwugh2gie.com/
http://hie7doodohpae4na.com/
http://aek0aicifaloh1yo.com/
http://yic0oosaeiy7ahng.com/
http://wa5zu7sekai8xeih.com/
Extracted
vidar
3.4
e749025c61b2caca10aa829a9e1a65a1
https://steamcommunity.com/profiles/76561199494593681
https://t.me/auftriebs
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profile_id_v2
e749025c61b2caca10aa829a9e1a65a1
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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
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api_key
bc2dceabe69fa26dbf4dd8295d65e03e1990633a88c1c8410825c9266b239396
Signatures
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SmokeLoader
Modular backdoor trojan in use since 2014.
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Downloads MZ/PE file
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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-1-5-21-2275444769-3691835758-4097679484-1000\Control Panel\International\Geo\Nation E321.exe Key value queried \REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Control Panel\International\Geo\Nation 29984648737262057793.exe -
Executes dropped EXE 4 IoCs
pid Process 3120 E321.exe 1636 29984648737262057793.exe 2000 05384997912260977159.exe 3780 svcservice.exe -
Loads dropped DLL 2 IoCs
pid Process 3120 E321.exe 3120 E321.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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resource yara_rule behavioral1/files/0x0002000000022c98-306.dat upx behavioral1/files/0x0002000000022c98-308.dat upx behavioral1/files/0x0002000000022c98-309.dat upx behavioral1/memory/2000-310-0x0000000000D90000-0x0000000001BF3000-memory.dmp upx behavioral1/memory/2000-312-0x0000000000D90000-0x0000000001BF3000-memory.dmp upx -
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-1-5-21-2275444769-3691835758-4097679484-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\telemetry = "C:\\Users\\Admin\\AppData\\Roaming\\telemetry\\svcservice.exe" 29984648737262057793.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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Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs
pid Process 1636 29984648737262057793.exe 1636 29984648737262057793.exe 3780 svcservice.exe 3780 svcservice.exe -
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 3968 3120 WerFault.exe 91 -
Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 2147281bf88d90435d098819cb2c4acd9a1704c05cfe0da74bd9d2833196f913.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 2147281bf88d90435d098819cb2c4acd9a1704c05cfe0da74bd9d2833196f913.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 2147281bf88d90435d098819cb2c4acd9a1704c05cfe0da74bd9d2833196f913.exe -
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 E321.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString E321.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 3908 timeout.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2184 2147281bf88d90435d098819cb2c4acd9a1704c05cfe0da74bd9d2833196f913.exe 2184 2147281bf88d90435d098819cb2c4acd9a1704c05cfe0da74bd9d2833196f913.exe 3112 Process not Found 3112 Process not Found 3112 Process not Found 3112 Process not Found 3112 Process not Found 3112 Process not Found 3112 Process not Found 3112 Process not Found 3112 Process not Found 3112 Process not Found 3112 Process not Found 3112 Process not Found 3112 Process not Found 3112 Process not Found 3112 Process not Found 3112 Process not Found 3112 Process not Found 3112 Process not Found 3112 Process not Found 3112 Process not Found 3112 Process not Found 3112 Process not Found 3112 Process not Found 3112 Process not Found 3112 Process not Found 3112 Process not Found 3112 Process not Found 3112 Process not Found 3112 Process not Found 3112 Process not Found 3112 Process not Found 3112 Process not Found 3112 Process not Found 3112 Process not Found 3112 Process not Found 3112 Process not Found 3112 Process not Found 3112 Process not Found 3112 Process not Found 3112 Process not Found 3112 Process not Found 3112 Process not Found 3112 Process not Found 3112 Process not Found 3112 Process not Found 3112 Process not Found 3112 Process not Found 3112 Process not Found 3112 Process not Found 3112 Process not Found 3112 Process not Found 3112 Process not Found 3112 Process not Found 3112 Process not Found 3112 Process not Found 3112 Process not Found 3112 Process not Found 3112 Process not Found 3112 Process not Found 3112 Process not Found 3112 Process not Found 3112 Process not Found -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3112 Process not Found -
Suspicious behavior: MapViewOfSection 19 IoCs
pid Process 2184 2147281bf88d90435d098819cb2c4acd9a1704c05cfe0da74bd9d2833196f913.exe 3112 Process not Found 3112 Process not Found 3112 Process not Found 3112 Process not Found 3112 Process not Found 3112 Process not Found 3112 Process not Found 3112 Process not Found 3112 Process not Found 3112 Process not Found 3112 Process not Found 3112 Process not Found 3112 Process not Found 3112 Process not Found 3112 Process not Found 3112 Process not Found 3112 Process not Found 3112 Process not Found -
Suspicious use of AdjustPrivilegeToken 16 IoCs
description pid Process Token: SeShutdownPrivilege 3112 Process not Found Token: SeCreatePagefilePrivilege 3112 Process not Found Token: SeShutdownPrivilege 3112 Process not Found Token: SeCreatePagefilePrivilege 3112 Process not Found Token: SeShutdownPrivilege 3112 Process not Found Token: SeCreatePagefilePrivilege 3112 Process not Found Token: SeShutdownPrivilege 3112 Process not Found Token: SeCreatePagefilePrivilege 3112 Process not Found Token: SeShutdownPrivilege 3112 Process not Found Token: SeCreatePagefilePrivilege 3112 Process not Found Token: SeShutdownPrivilege 3112 Process not Found Token: SeCreatePagefilePrivilege 3112 Process not Found Token: SeShutdownPrivilege 3112 Process not Found Token: SeCreatePagefilePrivilege 3112 Process not Found Token: SeShutdownPrivilege 3112 Process not Found Token: SeCreatePagefilePrivilege 3112 Process not Found -
Suspicious use of WriteProcessMemory 54 IoCs
description pid Process procid_target PID 3112 wrote to memory of 3120 3112 Process not Found 91 PID 3112 wrote to memory of 3120 3112 Process not Found 91 PID 3112 wrote to memory of 3120 3112 Process not Found 91 PID 3112 wrote to memory of 964 3112 Process not Found 93 PID 3112 wrote to memory of 964 3112 Process not Found 93 PID 3112 wrote to memory of 964 3112 Process not Found 93 PID 3112 wrote to memory of 964 3112 Process not Found 93 PID 3112 wrote to memory of 4992 3112 Process not Found 94 PID 3112 wrote to memory of 4992 3112 Process not Found 94 PID 3112 wrote to memory of 4992 3112 Process not Found 94 PID 3112 wrote to memory of 4832 3112 Process not Found 95 PID 3112 wrote to memory of 4832 3112 Process not Found 95 PID 3112 wrote to memory of 4832 3112 Process not Found 95 PID 3112 wrote to memory of 4832 3112 Process not Found 95 PID 3112 wrote to memory of 1880 3112 Process not Found 96 PID 3112 wrote to memory of 1880 3112 Process not Found 96 PID 3112 wrote to memory of 1880 3112 Process not Found 96 PID 3112 wrote to memory of 4452 3112 Process not Found 97 PID 3112 wrote to memory of 4452 3112 Process not Found 97 PID 3112 wrote to memory of 4452 3112 Process not Found 97 PID 3112 wrote to memory of 4452 3112 Process not Found 97 PID 3112 wrote to memory of 1512 3112 Process not Found 98 PID 3112 wrote to memory of 1512 3112 Process not Found 98 PID 3112 wrote to memory of 1512 3112 Process not Found 98 PID 3112 wrote to memory of 1512 3112 Process not Found 98 PID 3112 wrote to memory of 2244 3112 Process not Found 99 PID 3112 wrote to memory of 2244 3112 Process not Found 99 PID 3112 wrote to memory of 2244 3112 Process not Found 99 PID 3112 wrote to memory of 2244 3112 Process not Found 99 PID 3112 wrote to memory of 928 3112 Process not Found 100 PID 3112 wrote to memory of 928 3112 Process not Found 100 PID 3112 wrote to memory of 928 3112 Process not Found 100 PID 3112 wrote to memory of 640 3112 Process not Found 101 PID 3112 wrote to memory of 640 3112 Process not Found 101 PID 3112 wrote to memory of 640 3112 Process not Found 101 PID 3112 wrote to memory of 640 3112 Process not Found 101 PID 3120 wrote to memory of 1636 3120 E321.exe 102 PID 3120 wrote to memory of 1636 3120 E321.exe 102 PID 3120 wrote to memory of 1636 3120 E321.exe 102 PID 3120 wrote to memory of 2000 3120 E321.exe 104 PID 3120 wrote to memory of 2000 3120 E321.exe 104 PID 3120 wrote to memory of 1400 3120 E321.exe 105 PID 3120 wrote to memory of 1400 3120 E321.exe 105 PID 3120 wrote to memory of 1400 3120 E321.exe 105 PID 2000 wrote to memory of 3860 2000 05384997912260977159.exe 108 PID 2000 wrote to memory of 3860 2000 05384997912260977159.exe 108 PID 1400 wrote to memory of 3908 1400 cmd.exe 111 PID 1400 wrote to memory of 3908 1400 cmd.exe 111 PID 1400 wrote to memory of 3908 1400 cmd.exe 111 PID 3860 wrote to memory of 820 3860 cmd.exe 112 PID 3860 wrote to memory of 820 3860 cmd.exe 112 PID 1636 wrote to memory of 3780 1636 29984648737262057793.exe 113 PID 1636 wrote to memory of 3780 1636 29984648737262057793.exe 113 PID 1636 wrote to memory of 3780 1636 29984648737262057793.exe 113 -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Users\Admin\AppData\Local\Temp\2147281bf88d90435d098819cb2c4acd9a1704c05cfe0da74bd9d2833196f913.exe"C:\Users\Admin\AppData\Local\Temp\2147281bf88d90435d098819cb2c4acd9a1704c05cfe0da74bd9d2833196f913.exe"1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:2184
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C:\Users\Admin\AppData\Local\Temp\E321.exeC:\Users\Admin\AppData\Local\Temp\E321.exe1⤵
- Checks computer location settings
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Suspicious use of WriteProcessMemory
PID:3120 -
C:\ProgramData\29984648737262057793.exe"C:\ProgramData\29984648737262057793.exe"2⤵
- Checks computer location settings
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of WriteProcessMemory
PID:1636 -
C:\Users\Admin\AppData\Roaming\telemetry\svcservice.exe"C:\Users\Admin\AppData\Roaming\telemetry\svcservice.exe"3⤵
- Executes dropped EXE
- Suspicious use of NtSetInformationThreadHideFromDebugger
PID:3780
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C:\ProgramData\05384997912260977159.exe"C:\ProgramData\05384997912260977159.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2000 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /C choice /C Y /N /D Y /T 0 &Del C:\ProgramData\05384997912260977159.exe3⤵
- Suspicious use of WriteProcessMemory
PID:3860 -
C:\Windows\system32\choice.exechoice /C Y /N /D Y /T 04⤵PID:820
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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\E321.exe" & exit2⤵
- Suspicious use of WriteProcessMemory
PID:1400 -
C:\Windows\SysWOW64\timeout.exetimeout /t 63⤵
- Delays execution with timeout.exe
PID:3908
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3120 -s 20282⤵
- Program crash
PID:3968
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵PID:964
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C:\Windows\explorer.exeC:\Windows\explorer.exe1⤵PID:4992
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵PID:4832
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C:\Windows\explorer.exeC:\Windows\explorer.exe1⤵PID:1880
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵PID:4452
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵PID:1512
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵PID:2244
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C:\Windows\explorer.exeC:\Windows\explorer.exe1⤵PID:928
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵PID:640
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 3120 -ip 31201⤵PID:4840
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
4.3MB
MD5c4ab3149ef02a36d663699a8c541933e
SHA167088f5eff9ec575775b711c9e3650d12d7f4d5c
SHA2560a0fbd6af9e5d110118f02b87f9a92f9f58fb100f6d9883d55a6aae6c548b4ce
SHA51288b10f81b2cd273fefeffb4c2078807e89b4b756d50110b61e9f89092715f29ba8d1803f64bc971c1293dc624b92d0b7f05612ae661dd8d24e47d39047a4b7b4
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Filesize
4.3MB
MD5c4ab3149ef02a36d663699a8c541933e
SHA167088f5eff9ec575775b711c9e3650d12d7f4d5c
SHA2560a0fbd6af9e5d110118f02b87f9a92f9f58fb100f6d9883d55a6aae6c548b4ce
SHA51288b10f81b2cd273fefeffb4c2078807e89b4b756d50110b61e9f89092715f29ba8d1803f64bc971c1293dc624b92d0b7f05612ae661dd8d24e47d39047a4b7b4
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Filesize
4.3MB
MD5c4ab3149ef02a36d663699a8c541933e
SHA167088f5eff9ec575775b711c9e3650d12d7f4d5c
SHA2560a0fbd6af9e5d110118f02b87f9a92f9f58fb100f6d9883d55a6aae6c548b4ce
SHA51288b10f81b2cd273fefeffb4c2078807e89b4b756d50110b61e9f89092715f29ba8d1803f64bc971c1293dc624b92d0b7f05612ae661dd8d24e47d39047a4b7b4
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Filesize
7.2MB
MD5c5e0fb4ecaa8a7481a283099d604f7a0
SHA1df4b0c0cc823da2b0443076650c292b43dd9de33
SHA256c6c03e97c5de0c9eb264e4914d8c7f64d7e3528cc696f613e451a294262f3c42
SHA512375677d0cc802b09c7d1532d162a91a8eec4679f7639ef38dca9a9d3a03e20b3ab54707af7ffb138d00ec93ea4b34b6db0b33f365dc888ff9056c808a239bc57
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Filesize
7.2MB
MD5c5e0fb4ecaa8a7481a283099d604f7a0
SHA1df4b0c0cc823da2b0443076650c292b43dd9de33
SHA256c6c03e97c5de0c9eb264e4914d8c7f64d7e3528cc696f613e451a294262f3c42
SHA512375677d0cc802b09c7d1532d162a91a8eec4679f7639ef38dca9a9d3a03e20b3ab54707af7ffb138d00ec93ea4b34b6db0b33f365dc888ff9056c808a239bc57
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Filesize
7.2MB
MD5c5e0fb4ecaa8a7481a283099d604f7a0
SHA1df4b0c0cc823da2b0443076650c292b43dd9de33
SHA256c6c03e97c5de0c9eb264e4914d8c7f64d7e3528cc696f613e451a294262f3c42
SHA512375677d0cc802b09c7d1532d162a91a8eec4679f7639ef38dca9a9d3a03e20b3ab54707af7ffb138d00ec93ea4b34b6db0b33f365dc888ff9056c808a239bc57
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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
323KB
MD59f6b4bc46a209ad7dc16f9d09f8cdfb2
SHA1a6bf33d7b9d283436cf1e94b696861000d7faf26
SHA256d36e4db098ce3cb754ba28a13067af3be36048e6477f7c5c2d0026cb47e15d53
SHA512ad297a0a4a85a5ea3cb9278dfef3c9a778fc3e767ab77b8397e6247a14e543421f7859d59025911fd7a7e5fd53b613590c31e0b50684a0251460d5bc6ca993bb
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Filesize
323KB
MD59f6b4bc46a209ad7dc16f9d09f8cdfb2
SHA1a6bf33d7b9d283436cf1e94b696861000d7faf26
SHA256d36e4db098ce3cb754ba28a13067af3be36048e6477f7c5c2d0026cb47e15d53
SHA512ad297a0a4a85a5ea3cb9278dfef3c9a778fc3e767ab77b8397e6247a14e543421f7859d59025911fd7a7e5fd53b613590c31e0b50684a0251460d5bc6ca993bb
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Filesize
710.2MB
MD51750d90cbcb8f95c543b956b45a3155e
SHA12c60d859c83d5fadacf5776a81e3c85c21fe1d39
SHA25649aabb7ab8ae3214a68a2c198838ce4120b4773e1cf0c87e9d8e1694c18f4e6c
SHA51216f2d0d3c89f0f72593c92b4cbcd1fa46a66208e6adb9c5dc35d97a4f7b6d934c158b082511652a9e936eafb5dce18537d1ee8c3e3d3768d0af3a64f6dac181f
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Filesize
710.2MB
MD51750d90cbcb8f95c543b956b45a3155e
SHA12c60d859c83d5fadacf5776a81e3c85c21fe1d39
SHA25649aabb7ab8ae3214a68a2c198838ce4120b4773e1cf0c87e9d8e1694c18f4e6c
SHA51216f2d0d3c89f0f72593c92b4cbcd1fa46a66208e6adb9c5dc35d97a4f7b6d934c158b082511652a9e936eafb5dce18537d1ee8c3e3d3768d0af3a64f6dac181f