Analysis
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max time kernel
150s -
max time network
137s -
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 06:01
Static task
static1
Behavioral task
behavioral1
Sample
2d9810de8d2043c225d93e85872d73ebbad7084a313d5b0f756354c300cef480.exe
Resource
win10v2004-20230220-en
General
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Target
2d9810de8d2043c225d93e85872d73ebbad7084a313d5b0f756354c300cef480.exe
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Size
198KB
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MD5
d21540fcd4d61c4dcbcd304f30584dd0
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SHA1
0b3027d5558d2146366e2b612df9cf2d56fc6849
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SHA256
2d9810de8d2043c225d93e85872d73ebbad7084a313d5b0f756354c300cef480
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SHA512
44df514a3d1ddd5f9461881324228764795a8516e3c139ecce900eeaf304cde0c6c696e95d5bb6f84563b9fa4a49eb4842e34398e6ee63a372e1e4cdb4a4c15b
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SSDEEP
3072:zWcTuAyOP1mMqYf7b5SnwFHEcvGdg/fRNPmd+v//eM:CyFPa9nwFEcO+xvn
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 F1B8.exe Key value queried \REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Control Panel\International\Geo\Nation 65783440347181302231.exe -
Executes dropped EXE 4 IoCs
pid Process 2384 F1B8.exe 4568 65783440347181302231.exe 4132 25105842389124647346.exe 3576 svcservice.exe -
Loads dropped DLL 2 IoCs
pid Process 2384 F1B8.exe 2384 F1B8.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/0x000600000002317b-263.dat upx behavioral1/files/0x000600000002317b-266.dat upx behavioral1/files/0x000600000002317b-265.dat upx behavioral1/memory/4132-273-0x0000000000610000-0x0000000001473000-memory.dmp upx behavioral1/memory/4132-279-0x0000000000610000-0x0000000001473000-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" 65783440347181302231.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 4568 65783440347181302231.exe 4568 65783440347181302231.exe 3576 svcservice.exe 3576 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 2992 2384 WerFault.exe 90 -
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 2d9810de8d2043c225d93e85872d73ebbad7084a313d5b0f756354c300cef480.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 2d9810de8d2043c225d93e85872d73ebbad7084a313d5b0f756354c300cef480.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 2d9810de8d2043c225d93e85872d73ebbad7084a313d5b0f756354c300cef480.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 F1B8.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString F1B8.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 800 timeout.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4124 2d9810de8d2043c225d93e85872d73ebbad7084a313d5b0f756354c300cef480.exe 4124 2d9810de8d2043c225d93e85872d73ebbad7084a313d5b0f756354c300cef480.exe 2676 Process not Found 2676 Process not Found 2676 Process not Found 2676 Process not Found 2676 Process not Found 2676 Process not Found 2676 Process not Found 2676 Process not Found 2676 Process not Found 2676 Process not Found 2676 Process not Found 2676 Process not Found 2676 Process not Found 2676 Process not Found 2676 Process not Found 2676 Process not Found 2676 Process not Found 2676 Process not Found 2676 Process not Found 2676 Process not Found 2676 Process not Found 2676 Process not Found 2676 Process not Found 2676 Process not Found 2676 Process not Found 2676 Process not Found 2676 Process not Found 2676 Process not Found 2676 Process not Found 2676 Process not Found 2676 Process not Found 2676 Process not Found 2676 Process not Found 2676 Process not Found 2676 Process not Found 2676 Process not Found 2676 Process not Found 2676 Process not Found 2676 Process not Found 2676 Process not Found 2676 Process not Found 2676 Process not Found 2676 Process not Found 2676 Process not Found 2676 Process not Found 2676 Process not Found 2676 Process not Found 2676 Process not Found 2676 Process not Found 2676 Process not Found 2676 Process not Found 2676 Process not Found 2676 Process not Found 2676 Process not Found 2676 Process not Found 2676 Process not Found 2676 Process not Found 2676 Process not Found 2676 Process not Found 2676 Process not Found 2676 Process not Found 2676 Process not Found -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2676 Process not Found -
Suspicious behavior: MapViewOfSection 19 IoCs
pid Process 4124 2d9810de8d2043c225d93e85872d73ebbad7084a313d5b0f756354c300cef480.exe 2676 Process not Found 2676 Process not Found 2676 Process not Found 2676 Process not Found 2676 Process not Found 2676 Process not Found 2676 Process not Found 2676 Process not Found 2676 Process not Found 2676 Process not Found 2676 Process not Found 2676 Process not Found 2676 Process not Found 2676 Process not Found 2676 Process not Found 2676 Process not Found 2676 Process not Found 2676 Process not Found -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeShutdownPrivilege 2676 Process not Found Token: SeCreatePagefilePrivilege 2676 Process not Found Token: SeShutdownPrivilege 2676 Process not Found Token: SeCreatePagefilePrivilege 2676 Process not Found Token: SeShutdownPrivilege 2676 Process not Found Token: SeCreatePagefilePrivilege 2676 Process not Found Token: SeShutdownPrivilege 2676 Process not Found Token: SeCreatePagefilePrivilege 2676 Process not Found Token: SeShutdownPrivilege 2676 Process not Found Token: SeCreatePagefilePrivilege 2676 Process not Found Token: SeShutdownPrivilege 2676 Process not Found Token: SeCreatePagefilePrivilege 2676 Process not Found -
Suspicious use of WriteProcessMemory 54 IoCs
description pid Process procid_target PID 2676 wrote to memory of 2384 2676 Process not Found 90 PID 2676 wrote to memory of 2384 2676 Process not Found 90 PID 2676 wrote to memory of 2384 2676 Process not Found 90 PID 2676 wrote to memory of 3884 2676 Process not Found 91 PID 2676 wrote to memory of 3884 2676 Process not Found 91 PID 2676 wrote to memory of 3884 2676 Process not Found 91 PID 2676 wrote to memory of 3884 2676 Process not Found 91 PID 2676 wrote to memory of 4408 2676 Process not Found 92 PID 2676 wrote to memory of 4408 2676 Process not Found 92 PID 2676 wrote to memory of 4408 2676 Process not Found 92 PID 2384 wrote to memory of 4568 2384 F1B8.exe 93 PID 2384 wrote to memory of 4568 2384 F1B8.exe 93 PID 2384 wrote to memory of 4568 2384 F1B8.exe 93 PID 2676 wrote to memory of 4992 2676 Process not Found 95 PID 2676 wrote to memory of 4992 2676 Process not Found 95 PID 2676 wrote to memory of 4992 2676 Process not Found 95 PID 2676 wrote to memory of 4992 2676 Process not Found 95 PID 2676 wrote to memory of 5008 2676 Process not Found 96 PID 2676 wrote to memory of 5008 2676 Process not Found 96 PID 2676 wrote to memory of 5008 2676 Process not Found 96 PID 2384 wrote to memory of 4132 2384 F1B8.exe 97 PID 2384 wrote to memory of 4132 2384 F1B8.exe 97 PID 2676 wrote to memory of 5052 2676 Process not Found 98 PID 2676 wrote to memory of 5052 2676 Process not Found 98 PID 2676 wrote to memory of 5052 2676 Process not Found 98 PID 2676 wrote to memory of 5052 2676 Process not Found 98 PID 2676 wrote to memory of 4696 2676 Process not Found 99 PID 2676 wrote to memory of 4696 2676 Process not Found 99 PID 2676 wrote to memory of 4696 2676 Process not Found 99 PID 2676 wrote to memory of 4696 2676 Process not Found 99 PID 4132 wrote to memory of 1268 4132 25105842389124647346.exe 100 PID 4132 wrote to memory of 1268 4132 25105842389124647346.exe 100 PID 2384 wrote to memory of 644 2384 F1B8.exe 102 PID 2384 wrote to memory of 644 2384 F1B8.exe 102 PID 2384 wrote to memory of 644 2384 F1B8.exe 102 PID 1268 wrote to memory of 4692 1268 cmd.exe 106 PID 1268 wrote to memory of 4692 1268 cmd.exe 106 PID 644 wrote to memory of 800 644 cmd.exe 107 PID 644 wrote to memory of 800 644 cmd.exe 107 PID 644 wrote to memory of 800 644 cmd.exe 107 PID 2676 wrote to memory of 1328 2676 Process not Found 108 PID 2676 wrote to memory of 1328 2676 Process not Found 108 PID 2676 wrote to memory of 1328 2676 Process not Found 108 PID 2676 wrote to memory of 1328 2676 Process not Found 108 PID 2676 wrote to memory of 3356 2676 Process not Found 109 PID 2676 wrote to memory of 3356 2676 Process not Found 109 PID 2676 wrote to memory of 3356 2676 Process not Found 109 PID 2676 wrote to memory of 5012 2676 Process not Found 110 PID 2676 wrote to memory of 5012 2676 Process not Found 110 PID 2676 wrote to memory of 5012 2676 Process not Found 110 PID 2676 wrote to memory of 5012 2676 Process not Found 110 PID 4568 wrote to memory of 3576 4568 65783440347181302231.exe 111 PID 4568 wrote to memory of 3576 4568 65783440347181302231.exe 111 PID 4568 wrote to memory of 3576 4568 65783440347181302231.exe 111 -
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\2d9810de8d2043c225d93e85872d73ebbad7084a313d5b0f756354c300cef480.exe"C:\Users\Admin\AppData\Local\Temp\2d9810de8d2043c225d93e85872d73ebbad7084a313d5b0f756354c300cef480.exe"1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:4124
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C:\Users\Admin\AppData\Local\Temp\F1B8.exeC:\Users\Admin\AppData\Local\Temp\F1B8.exe1⤵
- Checks computer location settings
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Suspicious use of WriteProcessMemory
PID:2384 -
C:\ProgramData\65783440347181302231.exe"C:\ProgramData\65783440347181302231.exe"2⤵
- Checks computer location settings
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of WriteProcessMemory
PID:4568 -
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:3576
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C:\ProgramData\25105842389124647346.exe"C:\ProgramData\25105842389124647346.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4132 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /C choice /C Y /N /D Y /T 0 &Del C:\ProgramData\25105842389124647346.exe3⤵
- Suspicious use of WriteProcessMemory
PID:1268 -
C:\Windows\system32\choice.exechoice /C Y /N /D Y /T 04⤵PID:4692
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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\F1B8.exe" & exit2⤵
- Suspicious use of WriteProcessMemory
PID:644 -
C:\Windows\SysWOW64\timeout.exetimeout /t 63⤵
- Delays execution with timeout.exe
PID:800
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2384 -s 20082⤵
- Program crash
PID:2992
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵PID:3884
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C:\Windows\explorer.exeC:\Windows\explorer.exe1⤵PID:4408
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵PID:4992
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C:\Windows\explorer.exeC:\Windows\explorer.exe1⤵PID:5008
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵PID:5052
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵PID:4696
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 2384 -ip 23841⤵PID:1180
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵PID:1328
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C:\Windows\explorer.exeC:\Windows\explorer.exe1⤵PID:3356
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵PID:5012
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
308KB
MD509f4d652df1f081e611f6e5d1780e65c
SHA17daa46a55fa458a1629210abc8c4d4a6ac24027c
SHA25642bddbadf2a05d3c545d1996be2c7db4ed99fb585bbb9e5cb1e9212bd2e8afe6
SHA512518fd604a7b75ed4a978fb4ea7172bd99fdbcebb9e71b6c8e06ca74175e126001c1a9f5daf053b13731f8c867e9100c9af16d44d6279d282a3df5f8a4b5803f5
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Filesize
308KB
MD509f4d652df1f081e611f6e5d1780e65c
SHA17daa46a55fa458a1629210abc8c4d4a6ac24027c
SHA25642bddbadf2a05d3c545d1996be2c7db4ed99fb585bbb9e5cb1e9212bd2e8afe6
SHA512518fd604a7b75ed4a978fb4ea7172bd99fdbcebb9e71b6c8e06ca74175e126001c1a9f5daf053b13731f8c867e9100c9af16d44d6279d282a3df5f8a4b5803f5
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Filesize
704.2MB
MD56a52593f90c3ec0cdaf06d58ca52af52
SHA1d084a864f6c4dab78c90e7673d89c0cd29c51988
SHA25695fe70af6cba6d400b93d56b7b821e0749ae4705539c89226a213f8908a0aefd
SHA512ed3b1f7e9f1053527846946df0c91cda17195425df059ac98bb6c20bd4fa3478db4621cbfec0305c7eb86f98e9996af70652b3788f2e3debce257ddcad55775d
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Filesize
696.6MB
MD5aaedf27be796d4aac2e34b6c61a904f0
SHA14937cb1aed360f7a596ef844b152eea4118585c4
SHA256a3057526ee9ac635aacee0d4ab89ed07450f9603ad0c5a0d21f99c6420decb60
SHA51268b49d7a94bd733e2baa1d37ee285a30dba97c135802bee1cbf241a7e2e7e774ee4d370d88958f03a99c89e2e9f20b7b08ea1c58cd62bca2c5c5f7f5dbf6a965