Analysis
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max time kernel
149s -
max time network
152s -
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, 08:07
Static task
static1
Behavioral task
behavioral1
Sample
06162d0491e865bebbd46a8c93b2d760179cc860e1746555e1cefd872b146245.exe
Resource
win10v2004-20230220-en
General
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Target
06162d0491e865bebbd46a8c93b2d760179cc860e1746555e1cefd872b146245.exe
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Size
198KB
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MD5
238c57b6ae0461932bf6e25f129c42e0
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SHA1
07461940fccea90165434ae79a5f06b79f59295b
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SHA256
06162d0491e865bebbd46a8c93b2d760179cc860e1746555e1cefd872b146245
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SHA512
c5ad3c2a3ec4df7c9ed481855cdcbba925f6a2d97390897b79f4ff9ec2bed47da192732db4315f2ff80271301d019b1ca7e73d23a91a5d428b2a8b9fad4d10ec
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SSDEEP
3072:AWVcb3qNOombdxCfBWNz5ERLK6uMxMHpDWcV7R/p7fRoGX:NTIomb7SB80e6uiM4a/Po0
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-1-5-21-1675742406-747946869-1029867430-1000\Control Panel\International\Geo\Nation DC1C.exe Key value queried \REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Control Panel\International\Geo\Nation 80543434019661921603.exe -
Executes dropped EXE 4 IoCs
pid Process 1908 DC1C.exe 1064 80543434019661921603.exe 4532 12264598243146221942.exe 3508 svcservice.exe -
Loads dropped DLL 2 IoCs
pid Process 1908 DC1C.exe 1908 DC1C.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/0x000600000002313d-303.dat upx behavioral1/files/0x000600000002313d-306.dat upx behavioral1/files/0x000600000002313d-305.dat upx behavioral1/memory/4532-308-0x0000000000350000-0x00000000011B3000-memory.dmp upx behavioral1/memory/4532-309-0x0000000000350000-0x00000000011B3000-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-1-5-21-1675742406-747946869-1029867430-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\telemetry = "C:\\Users\\Admin\\AppData\\Roaming\\telemetry\\svcservice.exe" 80543434019661921603.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 1064 80543434019661921603.exe 1064 80543434019661921603.exe 3508 svcservice.exe 3508 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 4064 1908 WerFault.exe 88 -
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 06162d0491e865bebbd46a8c93b2d760179cc860e1746555e1cefd872b146245.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 06162d0491e865bebbd46a8c93b2d760179cc860e1746555e1cefd872b146245.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 06162d0491e865bebbd46a8c93b2d760179cc860e1746555e1cefd872b146245.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 DC1C.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString DC1C.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 5020 timeout.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4936 06162d0491e865bebbd46a8c93b2d760179cc860e1746555e1cefd872b146245.exe 4936 06162d0491e865bebbd46a8c93b2d760179cc860e1746555e1cefd872b146245.exe 3180 Process not Found 3180 Process not Found 3180 Process not Found 3180 Process not Found 3180 Process not Found 3180 Process not Found 3180 Process not Found 3180 Process not Found 3180 Process not Found 3180 Process not Found 3180 Process not Found 3180 Process not Found 3180 Process not Found 3180 Process not Found 3180 Process not Found 3180 Process not Found 3180 Process not Found 3180 Process not Found 3180 Process not Found 3180 Process not Found 3180 Process not Found 3180 Process not Found 3180 Process not Found 3180 Process not Found 3180 Process not Found 3180 Process not Found 3180 Process not Found 3180 Process not Found 3180 Process not Found 3180 Process not Found 3180 Process not Found 3180 Process not Found 3180 Process not Found 3180 Process not Found 3180 Process not Found 3180 Process not Found 3180 Process not Found 3180 Process not Found 3180 Process not Found 3180 Process not Found 3180 Process not Found 3180 Process not Found 3180 Process not Found 3180 Process not Found 3180 Process not Found 3180 Process not Found 3180 Process not Found 3180 Process not Found 3180 Process not Found 3180 Process not Found 3180 Process not Found 3180 Process not Found 3180 Process not Found 3180 Process not Found 3180 Process not Found 3180 Process not Found 3180 Process not Found 3180 Process not Found 3180 Process not Found 3180 Process not Found 3180 Process not Found 3180 Process not Found -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3180 Process not Found -
Suspicious behavior: MapViewOfSection 19 IoCs
pid Process 4936 06162d0491e865bebbd46a8c93b2d760179cc860e1746555e1cefd872b146245.exe 3180 Process not Found 3180 Process not Found 3180 Process not Found 3180 Process not Found 3180 Process not Found 3180 Process not Found 3180 Process not Found 3180 Process not Found 3180 Process not Found 3180 Process not Found 3180 Process not Found 3180 Process not Found 3180 Process not Found 3180 Process not Found 3180 Process not Found 3180 Process not Found 3180 Process not Found 3180 Process not Found -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeShutdownPrivilege 3180 Process not Found Token: SeCreatePagefilePrivilege 3180 Process not Found Token: SeShutdownPrivilege 3180 Process not Found Token: SeCreatePagefilePrivilege 3180 Process not Found Token: SeShutdownPrivilege 3180 Process not Found Token: SeCreatePagefilePrivilege 3180 Process not Found Token: SeShutdownPrivilege 3180 Process not Found Token: SeCreatePagefilePrivilege 3180 Process not Found Token: SeShutdownPrivilege 3180 Process not Found Token: SeCreatePagefilePrivilege 3180 Process not Found Token: SeShutdownPrivilege 3180 Process not Found Token: SeCreatePagefilePrivilege 3180 Process not Found -
Suspicious use of WriteProcessMemory 54 IoCs
description pid Process procid_target PID 3180 wrote to memory of 1908 3180 Process not Found 88 PID 3180 wrote to memory of 1908 3180 Process not Found 88 PID 3180 wrote to memory of 1908 3180 Process not Found 88 PID 3180 wrote to memory of 2136 3180 Process not Found 91 PID 3180 wrote to memory of 2136 3180 Process not Found 91 PID 3180 wrote to memory of 2136 3180 Process not Found 91 PID 3180 wrote to memory of 2136 3180 Process not Found 91 PID 3180 wrote to memory of 1312 3180 Process not Found 92 PID 3180 wrote to memory of 1312 3180 Process not Found 92 PID 3180 wrote to memory of 1312 3180 Process not Found 92 PID 3180 wrote to memory of 880 3180 Process not Found 94 PID 3180 wrote to memory of 880 3180 Process not Found 94 PID 3180 wrote to memory of 880 3180 Process not Found 94 PID 3180 wrote to memory of 880 3180 Process not Found 94 PID 3180 wrote to memory of 548 3180 Process not Found 95 PID 3180 wrote to memory of 548 3180 Process not Found 95 PID 3180 wrote to memory of 548 3180 Process not Found 95 PID 3180 wrote to memory of 4856 3180 Process not Found 96 PID 3180 wrote to memory of 4856 3180 Process not Found 96 PID 3180 wrote to memory of 4856 3180 Process not Found 96 PID 3180 wrote to memory of 4856 3180 Process not Found 96 PID 3180 wrote to memory of 4668 3180 Process not Found 97 PID 3180 wrote to memory of 4668 3180 Process not Found 97 PID 3180 wrote to memory of 4668 3180 Process not Found 97 PID 3180 wrote to memory of 4668 3180 Process not Found 97 PID 3180 wrote to memory of 5032 3180 Process not Found 98 PID 3180 wrote to memory of 5032 3180 Process not Found 98 PID 3180 wrote to memory of 5032 3180 Process not Found 98 PID 3180 wrote to memory of 5032 3180 Process not Found 98 PID 3180 wrote to memory of 4348 3180 Process not Found 99 PID 3180 wrote to memory of 4348 3180 Process not Found 99 PID 3180 wrote to memory of 4348 3180 Process not Found 99 PID 3180 wrote to memory of 4696 3180 Process not Found 100 PID 3180 wrote to memory of 4696 3180 Process not Found 100 PID 3180 wrote to memory of 4696 3180 Process not Found 100 PID 3180 wrote to memory of 4696 3180 Process not Found 100 PID 1908 wrote to memory of 1064 1908 DC1C.exe 101 PID 1908 wrote to memory of 1064 1908 DC1C.exe 101 PID 1908 wrote to memory of 1064 1908 DC1C.exe 101 PID 1908 wrote to memory of 4532 1908 DC1C.exe 103 PID 1908 wrote to memory of 4532 1908 DC1C.exe 103 PID 4532 wrote to memory of 4800 4532 12264598243146221942.exe 104 PID 4532 wrote to memory of 4800 4532 12264598243146221942.exe 104 PID 1908 wrote to memory of 3192 1908 DC1C.exe 106 PID 1908 wrote to memory of 3192 1908 DC1C.exe 106 PID 1908 wrote to memory of 3192 1908 DC1C.exe 106 PID 4800 wrote to memory of 2892 4800 cmd.exe 109 PID 4800 wrote to memory of 2892 4800 cmd.exe 109 PID 3192 wrote to memory of 5020 3192 cmd.exe 110 PID 3192 wrote to memory of 5020 3192 cmd.exe 110 PID 3192 wrote to memory of 5020 3192 cmd.exe 110 PID 1064 wrote to memory of 3508 1064 80543434019661921603.exe 112 PID 1064 wrote to memory of 3508 1064 80543434019661921603.exe 112 PID 1064 wrote to memory of 3508 1064 80543434019661921603.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\06162d0491e865bebbd46a8c93b2d760179cc860e1746555e1cefd872b146245.exe"C:\Users\Admin\AppData\Local\Temp\06162d0491e865bebbd46a8c93b2d760179cc860e1746555e1cefd872b146245.exe"1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:4936
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C:\Users\Admin\AppData\Local\Temp\DC1C.exeC:\Users\Admin\AppData\Local\Temp\DC1C.exe1⤵
- Checks computer location settings
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Suspicious use of WriteProcessMemory
PID:1908 -
C:\ProgramData\80543434019661921603.exe"C:\ProgramData\80543434019661921603.exe"2⤵
- Checks computer location settings
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of WriteProcessMemory
PID:1064 -
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:3508
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C:\ProgramData\12264598243146221942.exe"C:\ProgramData\12264598243146221942.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4532 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /C choice /C Y /N /D Y /T 0 &Del C:\ProgramData\12264598243146221942.exe3⤵
- Suspicious use of WriteProcessMemory
PID:4800 -
C:\Windows\system32\choice.exechoice /C Y /N /D Y /T 04⤵PID:2892
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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\DC1C.exe" & exit2⤵
- Suspicious use of WriteProcessMemory
PID:3192 -
C:\Windows\SysWOW64\timeout.exetimeout /t 63⤵
- Delays execution with timeout.exe
PID:5020
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1908 -s 19802⤵
- Program crash
PID:4064
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵PID:2136
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C:\Windows\explorer.exeC:\Windows\explorer.exe1⤵PID:1312
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵PID:880
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C:\Windows\explorer.exeC:\Windows\explorer.exe1⤵PID:548
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵PID:4856
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵PID:4668
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵PID:5032
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C:\Windows\explorer.exeC:\Windows\explorer.exe1⤵PID:4348
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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 452 -p 1908 -ip 19081⤵PID:4456
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
MD50f05baf410acbdb5472a53529bf2000b
SHA1109fe4c8b160e56cbdbcdb226b155013c2050b53
SHA256257f3227f28be3d46cbb43378f0c59bbbff01638b3935c704726ab7384e339cf
SHA512e9a23c9422227b9500392266c4c454f7a800579916e1d530037ac5185e1b5ff80cc035c449dc04e9cd382125ce166cf560adea5525798972143b18beb1b20713
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Filesize
308KB
MD50f05baf410acbdb5472a53529bf2000b
SHA1109fe4c8b160e56cbdbcdb226b155013c2050b53
SHA256257f3227f28be3d46cbb43378f0c59bbbff01638b3935c704726ab7384e339cf
SHA512e9a23c9422227b9500392266c4c454f7a800579916e1d530037ac5185e1b5ff80cc035c449dc04e9cd382125ce166cf560adea5525798972143b18beb1b20713
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Filesize
810.2MB
MD57cfc39e5896dab884a2529943b669a34
SHA14af6078a531d1a5649eb93b0d35df25001446788
SHA256c6a4530c9c2b2ff59e3ee34bd045d5321f5d7bdbea2bdb9292ed981555a78420
SHA512cac900b750c99049c02e2b5263a00f3b528d72cccfd08ce6224e3f6f2322e45325e320948294cf826c9320e7a9eeca78692d219d781beee060c01334d97449bb
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Filesize
815.2MB
MD577d093638616028b9e5972c92b34ff2d
SHA132b5e9c4676ba272b35362388f16a84e9f0c47e8
SHA25678edbd605ddcd7045a6aa00919051883d5228ee80b00476bc3fcf8322be06075
SHA51277ec3a8126dd161011f4f02dd4ace6f043417eb7b4b58457ebc6585c9ce8f27aacfd13ccf163ebb97ceddf5394eda4092f925bca5a5d486cf6fb1aea27cd0958