Analysis
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max time kernel
152s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
12-04-2023 13:09
Static task
static1
Behavioral task
behavioral1
Sample
d0a7d700851f79d277edb894d255d857.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
d0a7d700851f79d277edb894d255d857.exe
Resource
win10v2004-20230220-en
General
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Target
d0a7d700851f79d277edb894d255d857.exe
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Size
212KB
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MD5
d0a7d700851f79d277edb894d255d857
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SHA1
bdabd3986483dcf95be18c4057d1f0f7909e6f6e
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SHA256
74b1fba94544e5ef79c8907d2c5e392b6b0f948f08e445a940239a7d0ec1eca8
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SHA512
e3d4160a3e818d0ad71a02ba2d3d51bf25aca0a12d2849cf7ab1363fd0d17ed6168471e6fe5053a3f5108819f139ca113503408ec9a03aaf300a1e4d00d36086
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SSDEEP
3072:2tYU/l+KhAGQmMDMXnV7DasXIyZsBOGOq4cKVAMDfs5t1W0bLv:WYUt+wQmB3V66sEGocHG8R
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 76A7.exe Key value queried \REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Control Panel\International\Geo\Nation 51711779580575244837.exe -
Executes dropped EXE 5 IoCs
pid Process 4012 ejatsrh 2284 76A7.exe 4692 26629978185190024904.exe 4484 51711779580575244837.exe 4808 svcservice.exe -
Loads dropped DLL 2 IoCs
pid Process 2284 76A7.exe 2284 76A7.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/0x000600000002315f-249.dat upx behavioral2/files/0x000600000002315f-251.dat upx behavioral2/files/0x000600000002315f-252.dat upx behavioral2/memory/4692-253-0x00000000006A0000-0x0000000001503000-memory.dmp upx behavioral2/memory/4692-254-0x00000000006A0000-0x0000000001503000-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" 51711779580575244837.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 4484 51711779580575244837.exe 4484 51711779580575244837.exe 4808 svcservice.exe 4808 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 2632 2284 WerFault.exe 91 -
Checks SCSI registry key(s) 3 TTPs 6 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI ejatsrh Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI ejatsrh Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI ejatsrh Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI d0a7d700851f79d277edb894d255d857.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI d0a7d700851f79d277edb894d255d857.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI d0a7d700851f79d277edb894d255d857.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 76A7.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 76A7.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 3260 timeout.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4260 d0a7d700851f79d277edb894d255d857.exe 4260 d0a7d700851f79d277edb894d255d857.exe 3152 Process not Found 3152 Process not Found 3152 Process not Found 3152 Process not Found 3152 Process not Found 3152 Process not Found 3152 Process not Found 3152 Process not Found 3152 Process not Found 3152 Process not Found 3152 Process not Found 3152 Process not Found 3152 Process not Found 3152 Process not Found 3152 Process not Found 3152 Process not Found 3152 Process not Found 3152 Process not Found 3152 Process not Found 3152 Process not Found 3152 Process not Found 3152 Process not Found 3152 Process not Found 3152 Process not Found 3152 Process not Found 3152 Process not Found 3152 Process not Found 3152 Process not Found 3152 Process not Found 3152 Process not Found 3152 Process not Found 3152 Process not Found 3152 Process not Found 3152 Process not Found 3152 Process not Found 3152 Process not Found 3152 Process not Found 3152 Process not Found 3152 Process not Found 3152 Process not Found 3152 Process not Found 3152 Process not Found 3152 Process not Found 3152 Process not Found 3152 Process not Found 3152 Process not Found 3152 Process not Found 3152 Process not Found 3152 Process not Found 3152 Process not Found 3152 Process not Found 3152 Process not Found 3152 Process not Found 3152 Process not Found 3152 Process not Found 3152 Process not Found 3152 Process not Found 3152 Process not Found 3152 Process not Found 3152 Process not Found 3152 Process not Found 3152 Process not Found -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3152 Process not Found -
Suspicious behavior: MapViewOfSection 20 IoCs
pid Process 4260 d0a7d700851f79d277edb894d255d857.exe 4012 ejatsrh 3152 Process not Found 3152 Process not Found 3152 Process not Found 3152 Process not Found 3152 Process not Found 3152 Process not Found 3152 Process not Found 3152 Process not Found 3152 Process not Found 3152 Process not Found 3152 Process not Found 3152 Process not Found 3152 Process not Found 3152 Process not Found 3152 Process not Found 3152 Process not Found 3152 Process not Found 3152 Process not Found -
Suspicious use of AdjustPrivilegeToken 8 IoCs
description pid Process Token: SeShutdownPrivilege 3152 Process not Found Token: SeCreatePagefilePrivilege 3152 Process not Found Token: SeShutdownPrivilege 3152 Process not Found Token: SeCreatePagefilePrivilege 3152 Process not Found Token: SeShutdownPrivilege 3152 Process not Found Token: SeCreatePagefilePrivilege 3152 Process not Found Token: SeShutdownPrivilege 3152 Process not Found Token: SeCreatePagefilePrivilege 3152 Process not Found -
Suspicious use of WriteProcessMemory 54 IoCs
description pid Process procid_target PID 3152 wrote to memory of 2284 3152 Process not Found 91 PID 3152 wrote to memory of 2284 3152 Process not Found 91 PID 3152 wrote to memory of 2284 3152 Process not Found 91 PID 2284 wrote to memory of 4692 2284 76A7.exe 92 PID 2284 wrote to memory of 4692 2284 76A7.exe 92 PID 4692 wrote to memory of 3388 4692 26629978185190024904.exe 94 PID 4692 wrote to memory of 3388 4692 26629978185190024904.exe 94 PID 3388 wrote to memory of 4256 3388 cmd.exe 96 PID 3388 wrote to memory of 4256 3388 cmd.exe 96 PID 2284 wrote to memory of 4484 2284 76A7.exe 97 PID 2284 wrote to memory of 4484 2284 76A7.exe 97 PID 2284 wrote to memory of 4484 2284 76A7.exe 97 PID 2284 wrote to memory of 2188 2284 76A7.exe 98 PID 2284 wrote to memory of 2188 2284 76A7.exe 98 PID 2284 wrote to memory of 2188 2284 76A7.exe 98 PID 2188 wrote to memory of 3260 2188 cmd.exe 101 PID 2188 wrote to memory of 3260 2188 cmd.exe 101 PID 2188 wrote to memory of 3260 2188 cmd.exe 101 PID 3152 wrote to memory of 4036 3152 Process not Found 103 PID 3152 wrote to memory of 4036 3152 Process not Found 103 PID 3152 wrote to memory of 4036 3152 Process not Found 103 PID 3152 wrote to memory of 4036 3152 Process not Found 103 PID 3152 wrote to memory of 4880 3152 Process not Found 104 PID 3152 wrote to memory of 4880 3152 Process not Found 104 PID 3152 wrote to memory of 4880 3152 Process not Found 104 PID 3152 wrote to memory of 2620 3152 Process not Found 105 PID 3152 wrote to memory of 2620 3152 Process not Found 105 PID 3152 wrote to memory of 2620 3152 Process not Found 105 PID 3152 wrote to memory of 2620 3152 Process not Found 105 PID 3152 wrote to memory of 776 3152 Process not Found 107 PID 3152 wrote to memory of 776 3152 Process not Found 107 PID 3152 wrote to memory of 776 3152 Process not Found 107 PID 3152 wrote to memory of 3328 3152 Process not Found 108 PID 3152 wrote to memory of 3328 3152 Process not Found 108 PID 3152 wrote to memory of 3328 3152 Process not Found 108 PID 3152 wrote to memory of 3328 3152 Process not Found 108 PID 3152 wrote to memory of 2336 3152 Process not Found 109 PID 3152 wrote to memory of 2336 3152 Process not Found 109 PID 3152 wrote to memory of 2336 3152 Process not Found 109 PID 3152 wrote to memory of 2336 3152 Process not Found 109 PID 3152 wrote to memory of 4744 3152 Process not Found 110 PID 3152 wrote to memory of 4744 3152 Process not Found 110 PID 3152 wrote to memory of 4744 3152 Process not Found 110 PID 3152 wrote to memory of 4744 3152 Process not Found 110 PID 3152 wrote to memory of 1688 3152 Process not Found 111 PID 3152 wrote to memory of 1688 3152 Process not Found 111 PID 3152 wrote to memory of 1688 3152 Process not Found 111 PID 3152 wrote to memory of 3560 3152 Process not Found 112 PID 3152 wrote to memory of 3560 3152 Process not Found 112 PID 3152 wrote to memory of 3560 3152 Process not Found 112 PID 3152 wrote to memory of 3560 3152 Process not Found 112 PID 4484 wrote to memory of 4808 4484 51711779580575244837.exe 106 PID 4484 wrote to memory of 4808 4484 51711779580575244837.exe 106 PID 4484 wrote to memory of 4808 4484 51711779580575244837.exe 106 -
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\d0a7d700851f79d277edb894d255d857.exe"C:\Users\Admin\AppData\Local\Temp\d0a7d700851f79d277edb894d255d857.exe"1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:4260
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C:\Users\Admin\AppData\Roaming\ejatsrhC:\Users\Admin\AppData\Roaming\ejatsrh1⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious behavior: MapViewOfSection
PID:4012
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C:\Users\Admin\AppData\Local\Temp\76A7.exeC:\Users\Admin\AppData\Local\Temp\76A7.exe1⤵
- Checks computer location settings
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Suspicious use of WriteProcessMemory
PID:2284 -
C:\ProgramData\26629978185190024904.exe"C:\ProgramData\26629978185190024904.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4692 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /C choice /C Y /N /D Y /T 0 &Del C:\ProgramData\26629978185190024904.exe3⤵
- Suspicious use of WriteProcessMemory
PID:3388 -
C:\Windows\system32\choice.exechoice /C Y /N /D Y /T 04⤵PID:4256
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C:\ProgramData\51711779580575244837.exe"C:\ProgramData\51711779580575244837.exe"2⤵
- Checks computer location settings
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of WriteProcessMemory
PID:4484 -
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:4808
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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\76A7.exe" & exit2⤵
- Suspicious use of WriteProcessMemory
PID:2188 -
C:\Windows\SysWOW64\timeout.exetimeout /t 63⤵
- Delays execution with timeout.exe
PID:3260
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2284 -s 21602⤵
- Program crash
PID:2632
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 2284 -ip 22841⤵PID:2096
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵PID:4036
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C:\Windows\explorer.exeC:\Windows\explorer.exe1⤵PID:4880
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵PID:2620
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C:\Windows\explorer.exeC:\Windows\explorer.exe1⤵PID:776
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵PID:3328
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵PID:2336
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵PID:4744
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C:\Windows\explorer.exeC:\Windows\explorer.exe1⤵PID:1688
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵PID:3560
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
471KB
MD5603e0b4083560a933494a6a844ecac4c
SHA1604063cfe175b37c6e7b21b6c7173ecddd9227ba
SHA2562b999d539dab833c70b1575a767273eafcc880cc95114707215a10b05d4c26d7
SHA5129f8a45140c8343ff0772d76036aaf6ccc51e09dc22a37c6174422a06c37fe19a12e48b116be1654d22e7e21334e7cfa781953a4bed62dfe7b4c321bf5dbac9cd
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Filesize
471KB
MD5603e0b4083560a933494a6a844ecac4c
SHA1604063cfe175b37c6e7b21b6c7173ecddd9227ba
SHA2562b999d539dab833c70b1575a767273eafcc880cc95114707215a10b05d4c26d7
SHA5129f8a45140c8343ff0772d76036aaf6ccc51e09dc22a37c6174422a06c37fe19a12e48b116be1654d22e7e21334e7cfa781953a4bed62dfe7b4c321bf5dbac9cd
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Filesize
212KB
MD5d0a7d700851f79d277edb894d255d857
SHA1bdabd3986483dcf95be18c4057d1f0f7909e6f6e
SHA25674b1fba94544e5ef79c8907d2c5e392b6b0f948f08e445a940239a7d0ec1eca8
SHA512e3d4160a3e818d0ad71a02ba2d3d51bf25aca0a12d2849cf7ab1363fd0d17ed6168471e6fe5053a3f5108819f139ca113503408ec9a03aaf300a1e4d00d36086
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Filesize
212KB
MD5d0a7d700851f79d277edb894d255d857
SHA1bdabd3986483dcf95be18c4057d1f0f7909e6f6e
SHA25674b1fba94544e5ef79c8907d2c5e392b6b0f948f08e445a940239a7d0ec1eca8
SHA512e3d4160a3e818d0ad71a02ba2d3d51bf25aca0a12d2849cf7ab1363fd0d17ed6168471e6fe5053a3f5108819f139ca113503408ec9a03aaf300a1e4d00d36086
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Filesize
380.1MB
MD56303e6a84a6494acd1f22f95cd525b18
SHA1ee7c235e789add246d59a186a59ea0571e7658e3
SHA256b161a5c4faa25f7da89cf8163f1b851d1b89f0efba7a27fd0ae547dafb160e29
SHA512846b3d3910894beed11643b312e704a5f2e69f87e150bdb5c20a6589a41bb5f0231fdb611446b9d74ce2e7dd80039e031fedf353440d51402eb387959c51d930
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Filesize
399.7MB
MD5cf0a17ac416bff72d68d3330ae754d59
SHA1e0e971a6468ce489d9e812ff57a8874a4e4173f7
SHA256f5990b4defa3b6a2d66eb696e3677d5ff7a3350e56aa852ca8cd6e889d975022
SHA5129f5a7e4db410aa550a80a3a6ed58d5dc05736598b8cda0540210c8dabcc750929dbe8b4c76bc102ac40729d31e073aea6078cbc79f6e511f0bfe8c30949193c0