Analysis
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max time kernel
151s -
max time network
150s -
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 14:04
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
file.exe
Resource
win10v2004-20230220-en
General
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Target
file.exe
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Size
211KB
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MD5
975405c6dcddff9440c2aa114db7b993
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SHA1
9bf8b620a26af4320add712487e6ed8477603241
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SHA256
1375ff802b25e8b03072612d882c333bbb664157a2bef8e2cf2380960b3c6adb
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SHA512
1e91915b6e6c542efaa8f273eb02d0fd64ffb3ecaed8501875af7ab6f22e56c15edc349e9fb72078a4ca283bf8de774c37aaaeabbfd8857b6a0be3ba557e0120
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SSDEEP
3072:nx7BLgRqkgmuEGv1DN1yYO21qc2ml5AmWDbk+bznHvX5Sy1W:xogmmdDN1yYlH2mj/IIEbv0yg
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-1-5-21-1529757233-3489015626-3409890339-1000\Control Panel\International\Geo\Nation 16C4.exe Key value queried \REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Control Panel\International\Geo\Nation 17021820143703904041.exe -
Executes dropped EXE 4 IoCs
pid Process 1780 16C4.exe 4848 89276828986492003164.exe 3872 17021820143703904041.exe 4392 svcservice.exe -
Loads dropped DLL 2 IoCs
pid Process 1780 16C4.exe 1780 16C4.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 behavioral2/files/0x000600000002315c-269.dat upx behavioral2/files/0x000600000002315c-271.dat upx behavioral2/files/0x000600000002315c-272.dat upx behavioral2/memory/4848-274-0x0000000000950000-0x00000000017B3000-memory.dmp upx behavioral2/memory/4848-275-0x0000000000950000-0x00000000017B3000-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-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\telemetry = "C:\\Users\\Admin\\AppData\\Roaming\\telemetry\\svcservice.exe" 17021820143703904041.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 3872 17021820143703904041.exe 3872 17021820143703904041.exe 4392 svcservice.exe 4392 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 5048 1780 WerFault.exe 89 -
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 file.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI file.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI file.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 16C4.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 16C4.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 2148 timeout.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4244 file.exe 4244 file.exe 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3192 Process not Found -
Suspicious behavior: MapViewOfSection 19 IoCs
pid Process 4244 file.exe 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found -
Suspicious use of AdjustPrivilegeToken 8 IoCs
description pid Process Token: SeShutdownPrivilege 3192 Process not Found Token: SeCreatePagefilePrivilege 3192 Process not Found Token: SeShutdownPrivilege 3192 Process not Found Token: SeCreatePagefilePrivilege 3192 Process not Found Token: SeShutdownPrivilege 3192 Process not Found Token: SeCreatePagefilePrivilege 3192 Process not Found Token: SeShutdownPrivilege 3192 Process not Found Token: SeCreatePagefilePrivilege 3192 Process not Found -
Suspicious use of WriteProcessMemory 54 IoCs
description pid Process procid_target PID 3192 wrote to memory of 1780 3192 Process not Found 89 PID 3192 wrote to memory of 1780 3192 Process not Found 89 PID 3192 wrote to memory of 1780 3192 Process not Found 89 PID 3192 wrote to memory of 1376 3192 Process not Found 90 PID 3192 wrote to memory of 1376 3192 Process not Found 90 PID 3192 wrote to memory of 1376 3192 Process not Found 90 PID 3192 wrote to memory of 1376 3192 Process not Found 90 PID 3192 wrote to memory of 2400 3192 Process not Found 91 PID 3192 wrote to memory of 2400 3192 Process not Found 91 PID 3192 wrote to memory of 2400 3192 Process not Found 91 PID 3192 wrote to memory of 1540 3192 Process not Found 92 PID 3192 wrote to memory of 1540 3192 Process not Found 92 PID 3192 wrote to memory of 1540 3192 Process not Found 92 PID 3192 wrote to memory of 1540 3192 Process not Found 92 PID 3192 wrote to memory of 3448 3192 Process not Found 93 PID 3192 wrote to memory of 3448 3192 Process not Found 93 PID 3192 wrote to memory of 3448 3192 Process not Found 93 PID 3192 wrote to memory of 4936 3192 Process not Found 94 PID 3192 wrote to memory of 4936 3192 Process not Found 94 PID 3192 wrote to memory of 4936 3192 Process not Found 94 PID 3192 wrote to memory of 4936 3192 Process not Found 94 PID 3192 wrote to memory of 548 3192 Process not Found 95 PID 3192 wrote to memory of 548 3192 Process not Found 95 PID 3192 wrote to memory of 548 3192 Process not Found 95 PID 3192 wrote to memory of 548 3192 Process not Found 95 PID 3192 wrote to memory of 1808 3192 Process not Found 96 PID 3192 wrote to memory of 1808 3192 Process not Found 96 PID 3192 wrote to memory of 1808 3192 Process not Found 96 PID 3192 wrote to memory of 1808 3192 Process not Found 96 PID 3192 wrote to memory of 3632 3192 Process not Found 97 PID 3192 wrote to memory of 3632 3192 Process not Found 97 PID 3192 wrote to memory of 3632 3192 Process not Found 97 PID 3192 wrote to memory of 2508 3192 Process not Found 98 PID 3192 wrote to memory of 2508 3192 Process not Found 98 PID 3192 wrote to memory of 2508 3192 Process not Found 98 PID 3192 wrote to memory of 2508 3192 Process not Found 98 PID 1780 wrote to memory of 4848 1780 16C4.exe 99 PID 1780 wrote to memory of 4848 1780 16C4.exe 99 PID 4848 wrote to memory of 1536 4848 89276828986492003164.exe 101 PID 4848 wrote to memory of 1536 4848 89276828986492003164.exe 101 PID 1536 wrote to memory of 4244 1536 cmd.exe 104 PID 1536 wrote to memory of 4244 1536 cmd.exe 104 PID 1780 wrote to memory of 3872 1780 16C4.exe 103 PID 1780 wrote to memory of 3872 1780 16C4.exe 103 PID 1780 wrote to memory of 3872 1780 16C4.exe 103 PID 1780 wrote to memory of 2528 1780 16C4.exe 105 PID 1780 wrote to memory of 2528 1780 16C4.exe 105 PID 1780 wrote to memory of 2528 1780 16C4.exe 105 PID 2528 wrote to memory of 2148 2528 cmd.exe 109 PID 2528 wrote to memory of 2148 2528 cmd.exe 109 PID 2528 wrote to memory of 2148 2528 cmd.exe 109 PID 3872 wrote to memory of 4392 3872 17021820143703904041.exe 111 PID 3872 wrote to memory of 4392 3872 17021820143703904041.exe 111 PID 3872 wrote to memory of 4392 3872 17021820143703904041.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\file.exe"C:\Users\Admin\AppData\Local\Temp\file.exe"1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:4244
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C:\Users\Admin\AppData\Local\Temp\16C4.exeC:\Users\Admin\AppData\Local\Temp\16C4.exe1⤵
- Checks computer location settings
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Suspicious use of WriteProcessMemory
PID:1780 -
C:\ProgramData\89276828986492003164.exe"C:\ProgramData\89276828986492003164.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4848 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /C choice /C Y /N /D Y /T 0 &Del C:\ProgramData\89276828986492003164.exe3⤵
- Suspicious use of WriteProcessMemory
PID:1536 -
C:\Windows\system32\choice.exechoice /C Y /N /D Y /T 04⤵PID:4244
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C:\ProgramData\17021820143703904041.exe"C:\ProgramData\17021820143703904041.exe"2⤵
- Checks computer location settings
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of WriteProcessMemory
PID:3872 -
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:4392
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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\16C4.exe" & exit2⤵
- Suspicious use of WriteProcessMemory
PID:2528 -
C:\Windows\SysWOW64\timeout.exetimeout /t 63⤵
- Delays execution with timeout.exe
PID:2148
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1780 -s 16322⤵
- Program crash
PID:5048
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵PID:1376
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C:\Windows\explorer.exeC:\Windows\explorer.exe1⤵PID:2400
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵PID:1540
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C:\Windows\explorer.exeC:\Windows\explorer.exe1⤵PID:3448
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵PID:4936
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵PID:548
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵PID:1808
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C:\Windows\explorer.exeC:\Windows\explorer.exe1⤵PID:3632
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵PID:2508
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1780 -ip 17801⤵PID:3496
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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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
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
593KB
MD5c8fd9be83bc728cc04beffafc2907fe9
SHA195ab9f701e0024cedfbd312bcfe4e726744c4f2e
SHA256ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a
SHA512fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040
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Filesize
2.0MB
MD51cc453cdf74f31e4d913ff9c10acdde2
SHA16e85eae544d6e965f15fa5c39700fa7202f3aafe
SHA256ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5
SHA512dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571
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Filesize
320KB
MD54fd7a53f166359d0afb35f04f684d288
SHA1081b8b1a2d0d6f9b629f792d0344c1519e03b3b9
SHA2561f1faf0552000f3a0671b5edff78341eb35afd8c667575f05994fea3391ada18
SHA51227c9d248e69ecfa7e265a191ddf51937dd207bee67b673ee8c36a9b848ab37da3dbf51197ff2673a722701228e220925c6d5baaea5db79638cade0dfc35a285d
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Filesize
320KB
MD54fd7a53f166359d0afb35f04f684d288
SHA1081b8b1a2d0d6f9b629f792d0344c1519e03b3b9
SHA2561f1faf0552000f3a0671b5edff78341eb35afd8c667575f05994fea3391ada18
SHA51227c9d248e69ecfa7e265a191ddf51937dd207bee67b673ee8c36a9b848ab37da3dbf51197ff2673a722701228e220925c6d5baaea5db79638cade0dfc35a285d
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Filesize
629.9MB
MD51f65a15dafcb934bad7644d54e288d45
SHA16a17cec8962649d8b85f84ec65a957464f00bb03
SHA25624833e88b190fff0c6381a9cb35523f5b00cb53ce4346b24268c4f72ab892b27
SHA512f6f5d09e65d094fbf89a437fc37b7af5778dc96dd754a44dbaaa863405ff6d7dec40a596ceba0f451c9289bea48d2e84fc8174d0d6bfa92abc9f65947e7af295
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Filesize
634.1MB
MD560ec47051b94faa2c9df86726ade013f
SHA141d6024f1cbe8c41c8b5144ec51c881f1629cb8e
SHA25669857510d13df43413b584170a3c75678fcbff95a6401114c7f1f44067a948ce
SHA512006f33215310bc9d5851274977b2e5bf5349d7a85e95e34ff807201f6d835d061f626a7bd11e0dabcd26a0bf7e62e0b4aaaa2201d8ce032088da9c366b379a49