Analysis
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max time kernel
150s -
max time network
151s -
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 10:03
Static task
static1
Behavioral task
behavioral1
Sample
15ba5f21577d3311960e290f21ebe12044d467a87e04dc5a07ba630bdb54e369.exe
Resource
win10v2004-20230220-en
General
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Target
15ba5f21577d3311960e290f21ebe12044d467a87e04dc5a07ba630bdb54e369.exe
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Size
351KB
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MD5
7477788b7add28fe70e1ab1843d4c330
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SHA1
16af2079450973131954fbd2e76cb0a8a07e51d5
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SHA256
15ba5f21577d3311960e290f21ebe12044d467a87e04dc5a07ba630bdb54e369
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SHA512
c7dedec34c51ffdbbfd4bec54289df51ad6af4b02d614919332fd1af66b1c97cbce23815e5bd58704252021a6f24797d8adbda39f81f63eddc6cb428b13c4192
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SSDEEP
6144:xI247H61jwtTTYwsM+lakT+p/gGcn4UAV:xBS61j8EwsM+Uki1NUA
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-1-5-21-2275444769-3691835758-4097679484-1000\Control Panel\International\Geo\Nation E9A9.exe Key value queried \REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Control Panel\International\Geo\Nation 28124493231436661500.exe -
Executes dropped EXE 4 IoCs
pid Process 4288 E9A9.exe 2288 54408243332594785511.exe 1984 28124493231436661500.exe 4224 svcservice.exe -
Loads dropped DLL 2 IoCs
pid Process 4288 E9A9.exe 4288 E9A9.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/0x0008000000023135-288.dat upx behavioral1/files/0x0008000000023135-290.dat upx behavioral1/files/0x0008000000023135-291.dat upx behavioral1/memory/2288-292-0x0000000000350000-0x00000000011B3000-memory.dmp upx behavioral1/memory/2288-293-0x0000000000350000-0x00000000011B3000-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-1-5-21-2275444769-3691835758-4097679484-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\telemetry = "C:\\Users\\Admin\\AppData\\Roaming\\telemetry\\svcservice.exe" 28124493231436661500.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 1984 28124493231436661500.exe 1984 28124493231436661500.exe 4224 svcservice.exe 4224 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 1268 4288 WerFault.exe 90 -
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 15ba5f21577d3311960e290f21ebe12044d467a87e04dc5a07ba630bdb54e369.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 15ba5f21577d3311960e290f21ebe12044d467a87e04dc5a07ba630bdb54e369.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 15ba5f21577d3311960e290f21ebe12044d467a87e04dc5a07ba630bdb54e369.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 E9A9.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString E9A9.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 4816 timeout.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1900 15ba5f21577d3311960e290f21ebe12044d467a87e04dc5a07ba630bdb54e369.exe 1900 15ba5f21577d3311960e290f21ebe12044d467a87e04dc5a07ba630bdb54e369.exe 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3128 Process not Found -
Suspicious behavior: MapViewOfSection 19 IoCs
pid Process 1900 15ba5f21577d3311960e290f21ebe12044d467a87e04dc5a07ba630bdb54e369.exe 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeShutdownPrivilege 3128 Process not Found Token: SeCreatePagefilePrivilege 3128 Process not Found Token: SeShutdownPrivilege 3128 Process not Found Token: SeCreatePagefilePrivilege 3128 Process not Found Token: SeShutdownPrivilege 3128 Process not Found Token: SeCreatePagefilePrivilege 3128 Process not Found Token: SeShutdownPrivilege 3128 Process not Found Token: SeCreatePagefilePrivilege 3128 Process not Found Token: SeShutdownPrivilege 3128 Process not Found Token: SeCreatePagefilePrivilege 3128 Process not Found Token: SeShutdownPrivilege 3128 Process not Found Token: SeCreatePagefilePrivilege 3128 Process not Found -
Suspicious use of WriteProcessMemory 54 IoCs
description pid Process procid_target PID 3128 wrote to memory of 4288 3128 Process not Found 90 PID 3128 wrote to memory of 4288 3128 Process not Found 90 PID 3128 wrote to memory of 4288 3128 Process not Found 90 PID 3128 wrote to memory of 3556 3128 Process not Found 92 PID 3128 wrote to memory of 3556 3128 Process not Found 92 PID 3128 wrote to memory of 3556 3128 Process not Found 92 PID 3128 wrote to memory of 3556 3128 Process not Found 92 PID 3128 wrote to memory of 640 3128 Process not Found 93 PID 3128 wrote to memory of 640 3128 Process not Found 93 PID 3128 wrote to memory of 640 3128 Process not Found 93 PID 3128 wrote to memory of 2404 3128 Process not Found 94 PID 3128 wrote to memory of 2404 3128 Process not Found 94 PID 3128 wrote to memory of 2404 3128 Process not Found 94 PID 3128 wrote to memory of 2404 3128 Process not Found 94 PID 3128 wrote to memory of 1856 3128 Process not Found 95 PID 3128 wrote to memory of 1856 3128 Process not Found 95 PID 3128 wrote to memory of 1856 3128 Process not Found 95 PID 3128 wrote to memory of 4648 3128 Process not Found 96 PID 3128 wrote to memory of 4648 3128 Process not Found 96 PID 3128 wrote to memory of 4648 3128 Process not Found 96 PID 3128 wrote to memory of 4648 3128 Process not Found 96 PID 3128 wrote to memory of 3464 3128 Process not Found 97 PID 3128 wrote to memory of 3464 3128 Process not Found 97 PID 3128 wrote to memory of 3464 3128 Process not Found 97 PID 3128 wrote to memory of 3464 3128 Process not Found 97 PID 3128 wrote to memory of 3324 3128 Process not Found 98 PID 3128 wrote to memory of 3324 3128 Process not Found 98 PID 3128 wrote to memory of 3324 3128 Process not Found 98 PID 3128 wrote to memory of 3324 3128 Process not Found 98 PID 3128 wrote to memory of 2656 3128 Process not Found 99 PID 3128 wrote to memory of 2656 3128 Process not Found 99 PID 3128 wrote to memory of 2656 3128 Process not Found 99 PID 3128 wrote to memory of 1708 3128 Process not Found 100 PID 3128 wrote to memory of 1708 3128 Process not Found 100 PID 3128 wrote to memory of 1708 3128 Process not Found 100 PID 3128 wrote to memory of 1708 3128 Process not Found 100 PID 4288 wrote to memory of 2288 4288 E9A9.exe 101 PID 4288 wrote to memory of 2288 4288 E9A9.exe 101 PID 2288 wrote to memory of 3868 2288 54408243332594785511.exe 103 PID 2288 wrote to memory of 3868 2288 54408243332594785511.exe 103 PID 3868 wrote to memory of 1228 3868 cmd.exe 105 PID 3868 wrote to memory of 1228 3868 cmd.exe 105 PID 4288 wrote to memory of 1984 4288 E9A9.exe 106 PID 4288 wrote to memory of 1984 4288 E9A9.exe 106 PID 4288 wrote to memory of 1984 4288 E9A9.exe 106 PID 4288 wrote to memory of 1500 4288 E9A9.exe 107 PID 4288 wrote to memory of 1500 4288 E9A9.exe 107 PID 4288 wrote to memory of 1500 4288 E9A9.exe 107 PID 1500 wrote to memory of 4816 1500 cmd.exe 109 PID 1500 wrote to memory of 4816 1500 cmd.exe 109 PID 1500 wrote to memory of 4816 1500 cmd.exe 109 PID 1984 wrote to memory of 4224 1984 28124493231436661500.exe 112 PID 1984 wrote to memory of 4224 1984 28124493231436661500.exe 112 PID 1984 wrote to memory of 4224 1984 28124493231436661500.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\15ba5f21577d3311960e290f21ebe12044d467a87e04dc5a07ba630bdb54e369.exe"C:\Users\Admin\AppData\Local\Temp\15ba5f21577d3311960e290f21ebe12044d467a87e04dc5a07ba630bdb54e369.exe"1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:1900
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C:\Users\Admin\AppData\Local\Temp\E9A9.exeC:\Users\Admin\AppData\Local\Temp\E9A9.exe1⤵
- Checks computer location settings
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Suspicious use of WriteProcessMemory
PID:4288 -
C:\ProgramData\54408243332594785511.exe"C:\ProgramData\54408243332594785511.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2288 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /C choice /C Y /N /D Y /T 0 &Del C:\ProgramData\54408243332594785511.exe3⤵
- Suspicious use of WriteProcessMemory
PID:3868 -
C:\Windows\system32\choice.exechoice /C Y /N /D Y /T 04⤵PID:1228
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C:\ProgramData\28124493231436661500.exe"C:\ProgramData\28124493231436661500.exe"2⤵
- Checks computer location settings
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of WriteProcessMemory
PID:1984 -
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:4224
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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\E9A9.exe" & exit2⤵
- Suspicious use of WriteProcessMemory
PID:1500 -
C:\Windows\SysWOW64\timeout.exetimeout /t 63⤵
- Delays execution with timeout.exe
PID:4816
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4288 -s 18802⤵
- Program crash
PID:1268
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵PID:3556
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C:\Windows\explorer.exeC:\Windows\explorer.exe1⤵PID:640
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵PID:2404
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C:\Windows\explorer.exeC:\Windows\explorer.exe1⤵PID:1856
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵PID:4648
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵PID:3464
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵PID:3324
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C:\Windows\explorer.exeC:\Windows\explorer.exe1⤵PID:2656
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵PID:1708
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 484 -p 4288 -ip 42881⤵PID:1792
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
471KB
MD57f6b90384779636088615db99d40dcfb
SHA1603f55fcb45a006b8d958ddd0fb47e78ea1c3be5
SHA2560bddc13a8f3e8f2512f5e24fdaecc048d9a76c29ba85137deb70fb0c15da3fb0
SHA5121f58b5b2c3efbfbe4766a7bb466066c1f282d3200a2b67fe0c61f81eda0945b97fe8a396ea25c013128aaec2afa1d309afa22044d19cc884b518c21f3b672714
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Filesize
471KB
MD57f6b90384779636088615db99d40dcfb
SHA1603f55fcb45a006b8d958ddd0fb47e78ea1c3be5
SHA2560bddc13a8f3e8f2512f5e24fdaecc048d9a76c29ba85137deb70fb0c15da3fb0
SHA5121f58b5b2c3efbfbe4766a7bb466066c1f282d3200a2b67fe0c61f81eda0945b97fe8a396ea25c013128aaec2afa1d309afa22044d19cc884b518c21f3b672714
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Filesize
744.2MB
MD560f852abe153f9755c1219a27486531f
SHA10b2b9d315a13d71f7a37fb9f856bfe6365abfd55
SHA25650121d30dc0447f859389f312f548875fba1a1a5a1a6d37a16f6b6c22849590f
SHA5121df04a4a3f51b378b1fa3a9e458c146844bd594c707312cf0a2a49f59663ae920b67cafb310f8c3d547b181d4419a7298661640184aa91a47af5bd1fc5a0915e
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Filesize
733.5MB
MD54221196c23f2c16082971e0dffc956b3
SHA14adadd793403db50db84b6bf57958d55630b5a50
SHA256e44f648bd161e25d7c88d551e1e818fb32c5d111c8632d766f23b3e1dd73bfd3
SHA512e3ad504e7231770d28cf00af211bb5f466afa3c3873f513d2527034960b4363d149c19a88a00663ed650b5e0c86147504fa6cece68d219c25f6e1d34d2d37a23