Analysis
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max time kernel
149s -
max time network
130s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
13-04-2023 00:34
Static task
static1
Behavioral task
behavioral1
Sample
setup.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
setup.exe
Resource
win10v2004-20230220-en
General
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Target
setup.exe
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Size
352KB
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MD5
e1e421742bde53f727046137d82d1561
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SHA1
d81989d3752707d607539c079c6de8166646646b
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SHA256
463d23b4fce2dfd141bfc32a35881908124438f4cdb7a7a961fd4ff29984c3e5
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SHA512
a52176b0badc3bdb47407461b5a410e0a83a86f875e8b7da295047d4a032771e114ef923fe3df2c800a1d929bfcf4b49b6bc8f39b62dbe3ab9e56ec3e2b4f339
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SSDEEP
6144:8YYnWalHspNFdYIxh+25ti9gMtDnYlZ0PdxCpCV+E:8YnalQbdYILLfyDYbgMpCVr
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 E350.exe Key value queried \REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Control Panel\International\Geo\Nation 81542444450767397003.exe -
Executes dropped EXE 5 IoCs
pid Process 3440 E350.exe 564 FCE4.exe 3280 81542444450767397003.exe 1260 62627424218421246722.exe 3796 svcservice.exe -
Loads dropped DLL 2 IoCs
pid Process 3440 E350.exe 3440 E350.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/0x000600000002313d-321.dat upx behavioral2/files/0x000600000002313d-324.dat upx behavioral2/files/0x000600000002313d-323.dat upx behavioral2/memory/1260-325-0x0000000000100000-0x0000000000F63000-memory.dmp upx behavioral2/memory/1260-326-0x0000000000100000-0x0000000000F63000-memory.dmp upx -
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Adds Run key to start application 2 TTPs 3 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Software\Microsoft\Windows\CurrentVersion\Run FCE4.exe Set value (str) \REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\winboxupdate.exe" FCE4.exe 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" 81542444450767397003.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 3280 81542444450767397003.exe 3280 81542444450767397003.exe 3796 svcservice.exe 3796 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 5116 3440 WerFault.exe 86 -
Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI setup.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI setup.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI setup.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 E350.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString E350.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 4308 timeout.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 5088 setup.exe 5088 setup.exe 3172 Process not Found 3172 Process not Found 3172 Process not Found 3172 Process not Found 3172 Process not Found 3172 Process not Found 3172 Process not Found 3172 Process not Found 3172 Process not Found 3172 Process not Found 3172 Process not Found 3172 Process not Found 3172 Process not Found 3172 Process not Found 3172 Process not Found 3172 Process not Found 3172 Process not Found 3172 Process not Found 3172 Process not Found 3172 Process not Found 3172 Process not Found 3172 Process not Found 3172 Process not Found 3172 Process not Found 3172 Process not Found 3172 Process not Found 3172 Process not Found 3172 Process not Found 3172 Process not Found 3172 Process not Found 3172 Process not Found 3172 Process not Found 3172 Process not Found 3172 Process not Found 3172 Process not Found 3172 Process not Found 3172 Process not Found 3172 Process not Found 3172 Process not Found 3172 Process not Found 3172 Process not Found 3172 Process not Found 3172 Process not Found 3172 Process not Found 3172 Process not Found 3172 Process not Found 3172 Process not Found 3172 Process not Found 3172 Process not Found 3172 Process not Found 3172 Process not Found 3172 Process not Found 3172 Process not Found 3172 Process not Found 3172 Process not Found 3172 Process not Found 3172 Process not Found 3172 Process not Found 3172 Process not Found 3172 Process not Found 3172 Process not Found 3172 Process not Found -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3172 Process not Found -
Suspicious behavior: MapViewOfSection 19 IoCs
pid Process 5088 setup.exe 3172 Process not Found 3172 Process not Found 3172 Process not Found 3172 Process not Found 3172 Process not Found 3172 Process not Found 3172 Process not Found 3172 Process not Found 3172 Process not Found 3172 Process not Found 3172 Process not Found 3172 Process not Found 3172 Process not Found 3172 Process not Found 3172 Process not Found 3172 Process not Found 3172 Process not Found 3172 Process not Found -
Suspicious use of AdjustPrivilegeToken 16 IoCs
description pid Process Token: SeShutdownPrivilege 3172 Process not Found Token: SeCreatePagefilePrivilege 3172 Process not Found Token: SeShutdownPrivilege 3172 Process not Found Token: SeCreatePagefilePrivilege 3172 Process not Found Token: SeShutdownPrivilege 3172 Process not Found Token: SeCreatePagefilePrivilege 3172 Process not Found Token: SeShutdownPrivilege 3172 Process not Found Token: SeCreatePagefilePrivilege 3172 Process not Found Token: SeShutdownPrivilege 3172 Process not Found Token: SeCreatePagefilePrivilege 3172 Process not Found Token: SeShutdownPrivilege 3172 Process not Found Token: SeCreatePagefilePrivilege 3172 Process not Found Token: SeShutdownPrivilege 3172 Process not Found Token: SeCreatePagefilePrivilege 3172 Process not Found Token: SeShutdownPrivilege 3172 Process not Found Token: SeCreatePagefilePrivilege 3172 Process not Found -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 3172 wrote to memory of 3440 3172 Process not Found 86 PID 3172 wrote to memory of 3440 3172 Process not Found 86 PID 3172 wrote to memory of 3440 3172 Process not Found 86 PID 3172 wrote to memory of 564 3172 Process not Found 88 PID 3172 wrote to memory of 564 3172 Process not Found 88 PID 3172 wrote to memory of 564 3172 Process not Found 88 PID 3172 wrote to memory of 4668 3172 Process not Found 90 PID 3172 wrote to memory of 4668 3172 Process not Found 90 PID 3172 wrote to memory of 4668 3172 Process not Found 90 PID 3172 wrote to memory of 4668 3172 Process not Found 90 PID 564 wrote to memory of 1496 564 FCE4.exe 91 PID 564 wrote to memory of 1496 564 FCE4.exe 91 PID 564 wrote to memory of 1496 564 FCE4.exe 91 PID 564 wrote to memory of 1496 564 FCE4.exe 91 PID 564 wrote to memory of 1496 564 FCE4.exe 91 PID 564 wrote to memory of 1496 564 FCE4.exe 91 PID 564 wrote to memory of 1496 564 FCE4.exe 91 PID 564 wrote to memory of 1496 564 FCE4.exe 91 PID 564 wrote to memory of 1496 564 FCE4.exe 91 PID 3172 wrote to memory of 2216 3172 Process not Found 92 PID 3172 wrote to memory of 2216 3172 Process not Found 92 PID 3172 wrote to memory of 2216 3172 Process not Found 92 PID 3172 wrote to memory of 1840 3172 Process not Found 93 PID 3172 wrote to memory of 1840 3172 Process not Found 93 PID 3172 wrote to memory of 1840 3172 Process not Found 93 PID 3172 wrote to memory of 1840 3172 Process not Found 93 PID 3172 wrote to memory of 2428 3172 Process not Found 94 PID 3172 wrote to memory of 2428 3172 Process not Found 94 PID 3172 wrote to memory of 2428 3172 Process not Found 94 PID 3172 wrote to memory of 1464 3172 Process not Found 95 PID 3172 wrote to memory of 1464 3172 Process not Found 95 PID 3172 wrote to memory of 1464 3172 Process not Found 95 PID 3172 wrote to memory of 1464 3172 Process not Found 95 PID 3172 wrote to memory of 3772 3172 Process not Found 96 PID 3172 wrote to memory of 3772 3172 Process not Found 96 PID 3172 wrote to memory of 3772 3172 Process not Found 96 PID 3172 wrote to memory of 3772 3172 Process not Found 96 PID 3172 wrote to memory of 1540 3172 Process not Found 97 PID 3172 wrote to memory of 1540 3172 Process not Found 97 PID 3172 wrote to memory of 1540 3172 Process not Found 97 PID 3172 wrote to memory of 1540 3172 Process not Found 97 PID 3172 wrote to memory of 2028 3172 Process not Found 98 PID 3172 wrote to memory of 2028 3172 Process not Found 98 PID 3172 wrote to memory of 2028 3172 Process not Found 98 PID 3172 wrote to memory of 3584 3172 Process not Found 99 PID 3172 wrote to memory of 3584 3172 Process not Found 99 PID 3172 wrote to memory of 3584 3172 Process not Found 99 PID 3172 wrote to memory of 3584 3172 Process not Found 99 PID 3440 wrote to memory of 3280 3440 E350.exe 100 PID 3440 wrote to memory of 3280 3440 E350.exe 100 PID 3440 wrote to memory of 3280 3440 E350.exe 100 PID 3440 wrote to memory of 1260 3440 E350.exe 103 PID 3440 wrote to memory of 1260 3440 E350.exe 103 PID 1260 wrote to memory of 4740 1260 62627424218421246722.exe 104 PID 1260 wrote to memory of 4740 1260 62627424218421246722.exe 104 PID 4740 wrote to memory of 1552 4740 cmd.exe 106 PID 4740 wrote to memory of 1552 4740 cmd.exe 106 PID 3440 wrote to memory of 3300 3440 E350.exe 107 PID 3440 wrote to memory of 3300 3440 E350.exe 107 PID 3440 wrote to memory of 3300 3440 E350.exe 107 PID 3300 wrote to memory of 4308 3300 cmd.exe 111 PID 3300 wrote to memory of 4308 3300 cmd.exe 111 PID 3300 wrote to memory of 4308 3300 cmd.exe 111 PID 3280 wrote to memory of 3796 3280 81542444450767397003.exe 102 -
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.
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Views/modifies file attributes 1 TTPs 1 IoCs
pid Process 1496 attrib.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\setup.exe"C:\Users\Admin\AppData\Local\Temp\setup.exe"1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:5088
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C:\Users\Admin\AppData\Local\Temp\E350.exeC:\Users\Admin\AppData\Local\Temp\E350.exe1⤵
- Checks computer location settings
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Suspicious use of WriteProcessMemory
PID:3440 -
C:\ProgramData\81542444450767397003.exe"C:\ProgramData\81542444450767397003.exe"2⤵
- Checks computer location settings
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of WriteProcessMemory
PID:3280 -
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:3796
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C:\ProgramData\62627424218421246722.exe"C:\ProgramData\62627424218421246722.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1260 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /C choice /C Y /N /D Y /T 0 &Del C:\ProgramData\62627424218421246722.exe3⤵
- Suspicious use of WriteProcessMemory
PID:4740 -
C:\Windows\system32\choice.exechoice /C Y /N /D Y /T 04⤵PID:1552
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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\E350.exe" & exit2⤵
- Suspicious use of WriteProcessMemory
PID:3300 -
C:\Windows\SysWOW64\timeout.exetimeout /t 63⤵
- Delays execution with timeout.exe
PID:4308
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3440 -s 15962⤵
- Program crash
PID:5116
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C:\Users\Admin\AppData\Local\Temp\FCE4.exeC:\Users\Admin\AppData\Local\Temp\FCE4.exe1⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:564 -
C:\Windows\SysWOW64\attrib.exe"C:\Windows\System32\attrib.exe"2⤵
- Views/modifies file attributes
PID:1496
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵PID:4668
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C:\Windows\explorer.exeC:\Windows\explorer.exe1⤵PID:2216
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵PID:1840
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C:\Windows\explorer.exeC:\Windows\explorer.exe1⤵PID:2428
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵PID:1464
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵PID:3772
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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:2028
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵PID:3584
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3440 -ip 34401⤵PID:3268
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
473KB
MD5abfaa59741206836655e4678ab1c23e7
SHA101ed9cadafea22aa62f8f8389e9d4574a403be6c
SHA2561aabaf257833b939257609dea10af40fb814682dd8de52918145f3bc40441625
SHA512a46cc22f18b7491a72152162b3323421ddad898d6264dd9e91a31664d9b51ae967b8c5dd4cd190bc02d4f718f2fc1a52c2753fb23fb088f3c0c7f6669cedaf9d
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Filesize
473KB
MD5abfaa59741206836655e4678ab1c23e7
SHA101ed9cadafea22aa62f8f8389e9d4574a403be6c
SHA2561aabaf257833b939257609dea10af40fb814682dd8de52918145f3bc40441625
SHA512a46cc22f18b7491a72152162b3323421ddad898d6264dd9e91a31664d9b51ae967b8c5dd4cd190bc02d4f718f2fc1a52c2753fb23fb088f3c0c7f6669cedaf9d
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Filesize
139KB
MD5ecf79e73e6fb52ecf16aeb6c5be30dd1
SHA14a12e5e47d6c536c1d0507469b74d1f00d3a3383
SHA256106192b8a521dcf90dad646e31067ce2d75731d682fd47c6568a4d0d5b2e37cb
SHA512e4f654c5f38019d1757fc7b38168c4491d87cbb1d712f11c84736419c795017f8617a4351a3baa0d0a8836b7f66467c3135b8eea68e59b4e1910f65aa871750e
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Filesize
139KB
MD5ecf79e73e6fb52ecf16aeb6c5be30dd1
SHA14a12e5e47d6c536c1d0507469b74d1f00d3a3383
SHA256106192b8a521dcf90dad646e31067ce2d75731d682fd47c6568a4d0d5b2e37cb
SHA512e4f654c5f38019d1757fc7b38168c4491d87cbb1d712f11c84736419c795017f8617a4351a3baa0d0a8836b7f66467c3135b8eea68e59b4e1910f65aa871750e
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Filesize
707.9MB
MD51c5d69489ddb570eb22c180b4cddd970
SHA10170104d742ce8dacbb5483c14b656bf7e3ce024
SHA256881704adec6a24a7021bb74f59417dad6a2117c85a59cfb6af861565f789752e
SHA512830d5e507e0cd927429d812879760796d83e92aa60eb63c6504347b921ea3a53ad492ac26bdf371a9821b42523fa726fcadeb6ef0257d3255f324cc300373261
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Filesize
709.4MB
MD5c0b6167a5f0b4a175a6680dd65d00e0c
SHA1158aaf1fb0ab89318eababdbee7f1fa029f80629
SHA2568d21c23883713b683cfbd858301b8f2f118d4d45ab6fe0d53887db3fe68854b4
SHA51276db12d923fd7575e416b31149c4a71bed568136fb4142887579005210ff2c4aadaeded958a169c6494e392e9da1c9bac55f87172f3ffa35eb292b77cf2c143a