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
12-04-2023 00:13
Static task
static1
Behavioral task
behavioral1
Sample
bd862dfd95e1ce04d0e763e2e910dd54c7630f84a21f7376931670eebd662a53.exe
Resource
win10v2004-20230220-en
General
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Target
bd862dfd95e1ce04d0e763e2e910dd54c7630f84a21f7376931670eebd662a53.exe
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Size
212KB
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MD5
6f6a54031d0d82b452460fdc331c65a5
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SHA1
35d3ae4be7d0aab5f919f4d419f4dfdac0b72acc
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SHA256
bd862dfd95e1ce04d0e763e2e910dd54c7630f84a21f7376931670eebd662a53
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SHA512
53dac51856f9a3de8e754ed2177a3ba76b51022cf80ba106b5de0f4a59477dde31f4e9734e34d50be2ed2724e7cbdd0ab702bd8a927b5e608adb747193fe4bee
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SSDEEP
3072:oGYUnr+Eu0f8L6eLlpBzZVPksjtjEcC3pia8w8KMBg3b5t1xLv:fYUr+K8L/5pvVTR2pi1KGg3/n
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-1-5-21-1013461898-3711306144-4198452673-1000\Control Panel\International\Geo\Nation D92E.exe Key value queried \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Control Panel\International\Geo\Nation 49200797681299635331.exe -
Executes dropped EXE 4 IoCs
pid Process 1288 D92E.exe 4648 73249631249990101870.exe 3476 49200797681299635331.exe 2240 svcservice.exe -
Loads dropped DLL 2 IoCs
pid Process 1288 D92E.exe 1288 D92E.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/0x000600000002315c-286.dat upx behavioral1/files/0x000600000002315c-291.dat upx behavioral1/files/0x000600000002315c-292.dat upx behavioral1/memory/4648-293-0x00000000009D0000-0x0000000001833000-memory.dmp upx behavioral1/memory/4648-294-0x00000000009D0000-0x0000000001833000-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-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\telemetry = "C:\\Users\\Admin\\AppData\\Roaming\\telemetry\\svcservice.exe" 49200797681299635331.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 3476 49200797681299635331.exe 3476 49200797681299635331.exe 2240 svcservice.exe 2240 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 3388 1288 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 bd862dfd95e1ce04d0e763e2e910dd54c7630f84a21f7376931670eebd662a53.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI bd862dfd95e1ce04d0e763e2e910dd54c7630f84a21f7376931670eebd662a53.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI bd862dfd95e1ce04d0e763e2e910dd54c7630f84a21f7376931670eebd662a53.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 value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString D92E.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 D92E.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 4984 timeout.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 5040 bd862dfd95e1ce04d0e763e2e910dd54c7630f84a21f7376931670eebd662a53.exe 5040 bd862dfd95e1ce04d0e763e2e910dd54c7630f84a21f7376931670eebd662a53.exe 1968 Process not Found 1968 Process not Found 1968 Process not Found 1968 Process not Found 1968 Process not Found 1968 Process not Found 1968 Process not Found 1968 Process not Found 1968 Process not Found 1968 Process not Found 1968 Process not Found 1968 Process not Found 1968 Process not Found 1968 Process not Found 1968 Process not Found 1968 Process not Found 1968 Process not Found 1968 Process not Found 1968 Process not Found 1968 Process not Found 1968 Process not Found 1968 Process not Found 1968 Process not Found 1968 Process not Found 1968 Process not Found 1968 Process not Found 1968 Process not Found 1968 Process not Found 1968 Process not Found 1968 Process not Found 1968 Process not Found 1968 Process not Found 1968 Process not Found 1968 Process not Found 1968 Process not Found 1968 Process not Found 1968 Process not Found 1968 Process not Found 1968 Process not Found 1968 Process not Found 1968 Process not Found 1968 Process not Found 1968 Process not Found 1968 Process not Found 1968 Process not Found 1968 Process not Found 1968 Process not Found 1968 Process not Found 1968 Process not Found 1968 Process not Found 1968 Process not Found 1968 Process not Found 1968 Process not Found 1968 Process not Found 1968 Process not Found 1968 Process not Found 1968 Process not Found 1968 Process not Found 1968 Process not Found 1968 Process not Found 1968 Process not Found 1968 Process not Found -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 1968 Process not Found -
Suspicious behavior: MapViewOfSection 19 IoCs
pid Process 5040 bd862dfd95e1ce04d0e763e2e910dd54c7630f84a21f7376931670eebd662a53.exe 1968 Process not Found 1968 Process not Found 1968 Process not Found 1968 Process not Found 1968 Process not Found 1968 Process not Found 1968 Process not Found 1968 Process not Found 1968 Process not Found 1968 Process not Found 1968 Process not Found 1968 Process not Found 1968 Process not Found 1968 Process not Found 1968 Process not Found 1968 Process not Found 1968 Process not Found 1968 Process not Found -
Suspicious use of AdjustPrivilegeToken 16 IoCs
description pid Process Token: SeShutdownPrivilege 1968 Process not Found Token: SeCreatePagefilePrivilege 1968 Process not Found Token: SeShutdownPrivilege 1968 Process not Found Token: SeCreatePagefilePrivilege 1968 Process not Found Token: SeShutdownPrivilege 1968 Process not Found Token: SeCreatePagefilePrivilege 1968 Process not Found Token: SeShutdownPrivilege 1968 Process not Found Token: SeCreatePagefilePrivilege 1968 Process not Found Token: SeShutdownPrivilege 1968 Process not Found Token: SeCreatePagefilePrivilege 1968 Process not Found Token: SeShutdownPrivilege 1968 Process not Found Token: SeCreatePagefilePrivilege 1968 Process not Found Token: SeShutdownPrivilege 1968 Process not Found Token: SeCreatePagefilePrivilege 1968 Process not Found Token: SeShutdownPrivilege 1968 Process not Found Token: SeCreatePagefilePrivilege 1968 Process not Found -
Suspicious use of WriteProcessMemory 54 IoCs
description pid Process procid_target PID 1968 wrote to memory of 1288 1968 Process not Found 89 PID 1968 wrote to memory of 1288 1968 Process not Found 89 PID 1968 wrote to memory of 1288 1968 Process not Found 89 PID 1968 wrote to memory of 4108 1968 Process not Found 90 PID 1968 wrote to memory of 4108 1968 Process not Found 90 PID 1968 wrote to memory of 4108 1968 Process not Found 90 PID 1968 wrote to memory of 4108 1968 Process not Found 90 PID 1968 wrote to memory of 4744 1968 Process not Found 92 PID 1968 wrote to memory of 4744 1968 Process not Found 92 PID 1968 wrote to memory of 4744 1968 Process not Found 92 PID 1968 wrote to memory of 4632 1968 Process not Found 93 PID 1968 wrote to memory of 4632 1968 Process not Found 93 PID 1968 wrote to memory of 4632 1968 Process not Found 93 PID 1968 wrote to memory of 4632 1968 Process not Found 93 PID 1968 wrote to memory of 3280 1968 Process not Found 94 PID 1968 wrote to memory of 3280 1968 Process not Found 94 PID 1968 wrote to memory of 3280 1968 Process not Found 94 PID 1968 wrote to memory of 3372 1968 Process not Found 95 PID 1968 wrote to memory of 3372 1968 Process not Found 95 PID 1968 wrote to memory of 3372 1968 Process not Found 95 PID 1968 wrote to memory of 3372 1968 Process not Found 95 PID 1968 wrote to memory of 4396 1968 Process not Found 96 PID 1968 wrote to memory of 4396 1968 Process not Found 96 PID 1968 wrote to memory of 4396 1968 Process not Found 96 PID 1968 wrote to memory of 4396 1968 Process not Found 96 PID 1968 wrote to memory of 4996 1968 Process not Found 97 PID 1968 wrote to memory of 4996 1968 Process not Found 97 PID 1968 wrote to memory of 4996 1968 Process not Found 97 PID 1968 wrote to memory of 4996 1968 Process not Found 97 PID 1968 wrote to memory of 3236 1968 Process not Found 98 PID 1968 wrote to memory of 3236 1968 Process not Found 98 PID 1968 wrote to memory of 3236 1968 Process not Found 98 PID 1968 wrote to memory of 1184 1968 Process not Found 99 PID 1968 wrote to memory of 1184 1968 Process not Found 99 PID 1968 wrote to memory of 1184 1968 Process not Found 99 PID 1968 wrote to memory of 1184 1968 Process not Found 99 PID 1288 wrote to memory of 4648 1288 D92E.exe 100 PID 1288 wrote to memory of 4648 1288 D92E.exe 100 PID 4648 wrote to memory of 4672 4648 73249631249990101870.exe 102 PID 4648 wrote to memory of 4672 4648 73249631249990101870.exe 102 PID 4672 wrote to memory of 4172 4672 cmd.exe 104 PID 4672 wrote to memory of 4172 4672 cmd.exe 104 PID 1288 wrote to memory of 3476 1288 D92E.exe 105 PID 1288 wrote to memory of 3476 1288 D92E.exe 105 PID 1288 wrote to memory of 3476 1288 D92E.exe 105 PID 1288 wrote to memory of 4828 1288 D92E.exe 106 PID 1288 wrote to memory of 4828 1288 D92E.exe 106 PID 1288 wrote to memory of 4828 1288 D92E.exe 106 PID 4828 wrote to memory of 4984 4828 cmd.exe 110 PID 4828 wrote to memory of 4984 4828 cmd.exe 110 PID 4828 wrote to memory of 4984 4828 cmd.exe 110 PID 3476 wrote to memory of 2240 3476 49200797681299635331.exe 112 PID 3476 wrote to memory of 2240 3476 49200797681299635331.exe 112 PID 3476 wrote to memory of 2240 3476 49200797681299635331.exe 112 -
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\bd862dfd95e1ce04d0e763e2e910dd54c7630f84a21f7376931670eebd662a53.exe"C:\Users\Admin\AppData\Local\Temp\bd862dfd95e1ce04d0e763e2e910dd54c7630f84a21f7376931670eebd662a53.exe"1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:5040
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C:\Users\Admin\AppData\Local\Temp\D92E.exeC:\Users\Admin\AppData\Local\Temp\D92E.exe1⤵
- Checks computer location settings
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Suspicious use of WriteProcessMemory
PID:1288 -
C:\ProgramData\73249631249990101870.exe"C:\ProgramData\73249631249990101870.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4648 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /C choice /C Y /N /D Y /T 0 &Del C:\ProgramData\73249631249990101870.exe3⤵
- Suspicious use of WriteProcessMemory
PID:4672 -
C:\Windows\system32\choice.exechoice /C Y /N /D Y /T 04⤵PID:4172
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C:\ProgramData\49200797681299635331.exe"C:\ProgramData\49200797681299635331.exe"2⤵
- Checks computer location settings
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of WriteProcessMemory
PID:3476 -
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:2240
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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\D92E.exe" & exit2⤵
- Suspicious use of WriteProcessMemory
PID:4828 -
C:\Windows\SysWOW64\timeout.exetimeout /t 63⤵
- Delays execution with timeout.exe
PID:4984
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1288 -s 21002⤵
- Program crash
PID:3388
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵PID:4108
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C:\Windows\explorer.exeC:\Windows\explorer.exe1⤵PID:4744
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵PID:4632
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C:\Windows\explorer.exeC:\Windows\explorer.exe1⤵PID:3280
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵PID:3372
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵PID:4396
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵PID:4996
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C:\Windows\explorer.exeC:\Windows\explorer.exe1⤵PID:3236
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵PID:1184
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 1288 -ip 12881⤵PID:4936
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
322KB
MD5cafc8351bc21c41083793db0f57b6aa8
SHA18cb45d0e477aac3f7efdef9226c295a1fffde756
SHA25677cd68e6328a5b58a625e6190b56713e62b37db8fcae04d9b6f7021745c4603f
SHA5122fcff8f290c4c4c1ec5c33e7bad4db731d3a9f2106df92e8ceeaaf1ab6d4ada5957cee3b5e5f0cce2c5e2e8afb6f408e2fc37a437a77972950e49b489a2be514
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Filesize
322KB
MD5cafc8351bc21c41083793db0f57b6aa8
SHA18cb45d0e477aac3f7efdef9226c295a1fffde756
SHA25677cd68e6328a5b58a625e6190b56713e62b37db8fcae04d9b6f7021745c4603f
SHA5122fcff8f290c4c4c1ec5c33e7bad4db731d3a9f2106df92e8ceeaaf1ab6d4ada5957cee3b5e5f0cce2c5e2e8afb6f408e2fc37a437a77972950e49b489a2be514
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Filesize
725.2MB
MD5f899eb3a1c091d10016efcc4a3bc2ac1
SHA145e11823cc8832a6022d9fcf253c8686c22bc3dc
SHA2561ce04ee21d73254258168c14dd13f59aad11e89da777841cd961fb1057ad2bcf
SHA5126f6f1d80aee905bbbe29659c66362bdeb97b49194fc9cf2e4c8b27b8e76cc12f6f8ea8133e7bb62bdcea21f1a52e5a025ad41790cdeef3552c1cdec7d659e077
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Filesize
725.2MB
MD5f899eb3a1c091d10016efcc4a3bc2ac1
SHA145e11823cc8832a6022d9fcf253c8686c22bc3dc
SHA2561ce04ee21d73254258168c14dd13f59aad11e89da777841cd961fb1057ad2bcf
SHA5126f6f1d80aee905bbbe29659c66362bdeb97b49194fc9cf2e4c8b27b8e76cc12f6f8ea8133e7bb62bdcea21f1a52e5a025ad41790cdeef3552c1cdec7d659e077