Analysis
-
max time kernel
150s -
max time network
150s -
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 16:00
Static task
static1
Behavioral task
behavioral1
Sample
96b92223396da25f949fa4f8f39057db933c3567886f57aa40e6cda3a3d48d96.exe
Resource
win10v2004-20230220-en
General
-
Target
96b92223396da25f949fa4f8f39057db933c3567886f57aa40e6cda3a3d48d96.exe
-
Size
213KB
-
MD5
22a06350369a20eabe5a60f29b10409e
-
SHA1
fd12766bc8caf43cd0318933eb9cdd34e8d86bef
-
SHA256
96b92223396da25f949fa4f8f39057db933c3567886f57aa40e6cda3a3d48d96
-
SHA512
8a43318243d6b466193b07996de24cac596bb72740a56937df8e5398bebf11a58e012affa557f31f4dfefa4319938f9e9c70d4be511db992ddd5e64872024be7
-
SSDEEP
3072:aP24+4p4p77GD5qwrQzVKAJ7TDVeSGTUkbCVZ0NXO7WbYbsh5NvJ:4L+4peGDQLzUG7TJNGTUhqOpAxv
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
-
profile_id_v2
e749025c61b2caca10aa829a9e1a65a1
-
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
-
api_key
bc2dceabe69fa26dbf4dd8295d65e03e1990633a88c1c8410825c9266b239396
Signatures
-
SmokeLoader
Modular backdoor trojan in use since 2014.
-
Downloads MZ/PE file
-
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 CEAF.exe Key value queried \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Control Panel\International\Geo\Nation 45649229793918306345.exe -
Executes dropped EXE 4 IoCs
pid Process 4300 CEAF.exe 400 99358918495778075675.exe 1248 45649229793918306345.exe 2124 svcservice.exe -
Loads dropped DLL 2 IoCs
pid Process 4300 CEAF.exe 4300 CEAF.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
resource yara_rule behavioral1/files/0x000600000002318c-264.dat upx behavioral1/files/0x000600000002318c-268.dat upx behavioral1/files/0x000600000002318c-269.dat upx behavioral1/memory/400-271-0x0000000000FC0000-0x0000000001E23000-memory.dmp upx behavioral1/memory/400-274-0x0000000000FC0000-0x0000000001E23000-memory.dmp upx -
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
-
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" 45649229793918306345.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs
pid Process 1248 45649229793918306345.exe 1248 45649229793918306345.exe 2124 svcservice.exe 2124 svcservice.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
Program crash 1 IoCs
pid pid_target Process procid_target 3932 4300 WerFault.exe 84 -
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 96b92223396da25f949fa4f8f39057db933c3567886f57aa40e6cda3a3d48d96.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 96b92223396da25f949fa4f8f39057db933c3567886f57aa40e6cda3a3d48d96.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 96b92223396da25f949fa4f8f39057db933c3567886f57aa40e6cda3a3d48d96.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 CEAF.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString CEAF.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 1396 timeout.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1868 96b92223396da25f949fa4f8f39057db933c3567886f57aa40e6cda3a3d48d96.exe 1868 96b92223396da25f949fa4f8f39057db933c3567886f57aa40e6cda3a3d48d96.exe 3212 Process not Found 3212 Process not Found 3212 Process not Found 3212 Process not Found 3212 Process not Found 3212 Process not Found 3212 Process not Found 3212 Process not Found 3212 Process not Found 3212 Process not Found 3212 Process not Found 3212 Process not Found 3212 Process not Found 3212 Process not Found 3212 Process not Found 3212 Process not Found 3212 Process not Found 3212 Process not Found 3212 Process not Found 3212 Process not Found 3212 Process not Found 3212 Process not Found 3212 Process not Found 3212 Process not Found 3212 Process not Found 3212 Process not Found 3212 Process not Found 3212 Process not Found 3212 Process not Found 3212 Process not Found 3212 Process not Found 3212 Process not Found 3212 Process not Found 3212 Process not Found 3212 Process not Found 3212 Process not Found 3212 Process not Found 3212 Process not Found 3212 Process not Found 3212 Process not Found 3212 Process not Found 3212 Process not Found 3212 Process not Found 3212 Process not Found 3212 Process not Found 3212 Process not Found 3212 Process not Found 3212 Process not Found 3212 Process not Found 3212 Process not Found 3212 Process not Found 3212 Process not Found 3212 Process not Found 3212 Process not Found 3212 Process not Found 3212 Process not Found 3212 Process not Found 3212 Process not Found 3212 Process not Found 3212 Process not Found 3212 Process not Found 3212 Process not Found -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3212 Process not Found -
Suspicious behavior: MapViewOfSection 19 IoCs
pid Process 1868 96b92223396da25f949fa4f8f39057db933c3567886f57aa40e6cda3a3d48d96.exe 3212 Process not Found 3212 Process not Found 3212 Process not Found 3212 Process not Found 3212 Process not Found 3212 Process not Found 3212 Process not Found 3212 Process not Found 3212 Process not Found 3212 Process not Found 3212 Process not Found 3212 Process not Found 3212 Process not Found 3212 Process not Found 3212 Process not Found 3212 Process not Found 3212 Process not Found 3212 Process not Found -
Suspicious use of AdjustPrivilegeToken 16 IoCs
description pid Process Token: SeShutdownPrivilege 3212 Process not Found Token: SeCreatePagefilePrivilege 3212 Process not Found Token: SeShutdownPrivilege 3212 Process not Found Token: SeCreatePagefilePrivilege 3212 Process not Found Token: SeShutdownPrivilege 3212 Process not Found Token: SeCreatePagefilePrivilege 3212 Process not Found Token: SeShutdownPrivilege 3212 Process not Found Token: SeCreatePagefilePrivilege 3212 Process not Found Token: SeShutdownPrivilege 3212 Process not Found Token: SeCreatePagefilePrivilege 3212 Process not Found Token: SeShutdownPrivilege 3212 Process not Found Token: SeCreatePagefilePrivilege 3212 Process not Found Token: SeShutdownPrivilege 3212 Process not Found Token: SeCreatePagefilePrivilege 3212 Process not Found Token: SeShutdownPrivilege 3212 Process not Found Token: SeCreatePagefilePrivilege 3212 Process not Found -
Suspicious use of WriteProcessMemory 54 IoCs
description pid Process procid_target PID 3212 wrote to memory of 4300 3212 Process not Found 84 PID 3212 wrote to memory of 4300 3212 Process not Found 84 PID 3212 wrote to memory of 4300 3212 Process not Found 84 PID 3212 wrote to memory of 2496 3212 Process not Found 85 PID 3212 wrote to memory of 2496 3212 Process not Found 85 PID 3212 wrote to memory of 2496 3212 Process not Found 85 PID 3212 wrote to memory of 2496 3212 Process not Found 85 PID 3212 wrote to memory of 4820 3212 Process not Found 88 PID 3212 wrote to memory of 4820 3212 Process not Found 88 PID 3212 wrote to memory of 4820 3212 Process not Found 88 PID 3212 wrote to memory of 3032 3212 Process not Found 91 PID 3212 wrote to memory of 3032 3212 Process not Found 91 PID 3212 wrote to memory of 3032 3212 Process not Found 91 PID 3212 wrote to memory of 3032 3212 Process not Found 91 PID 3212 wrote to memory of 4032 3212 Process not Found 92 PID 3212 wrote to memory of 4032 3212 Process not Found 92 PID 3212 wrote to memory of 4032 3212 Process not Found 92 PID 3212 wrote to memory of 3884 3212 Process not Found 93 PID 3212 wrote to memory of 3884 3212 Process not Found 93 PID 3212 wrote to memory of 3884 3212 Process not Found 93 PID 3212 wrote to memory of 3884 3212 Process not Found 93 PID 3212 wrote to memory of 3808 3212 Process not Found 95 PID 3212 wrote to memory of 3808 3212 Process not Found 95 PID 3212 wrote to memory of 3808 3212 Process not Found 95 PID 3212 wrote to memory of 3808 3212 Process not Found 95 PID 3212 wrote to memory of 4252 3212 Process not Found 96 PID 3212 wrote to memory of 4252 3212 Process not Found 96 PID 3212 wrote to memory of 4252 3212 Process not Found 96 PID 3212 wrote to memory of 4252 3212 Process not Found 96 PID 3212 wrote to memory of 2788 3212 Process not Found 97 PID 3212 wrote to memory of 2788 3212 Process not Found 97 PID 3212 wrote to memory of 2788 3212 Process not Found 97 PID 4300 wrote to memory of 400 4300 CEAF.exe 99 PID 4300 wrote to memory of 400 4300 CEAF.exe 99 PID 3212 wrote to memory of 2668 3212 Process not Found 102 PID 3212 wrote to memory of 2668 3212 Process not Found 102 PID 3212 wrote to memory of 2668 3212 Process not Found 102 PID 3212 wrote to memory of 2668 3212 Process not Found 102 PID 400 wrote to memory of 3708 400 99358918495778075675.exe 103 PID 400 wrote to memory of 3708 400 99358918495778075675.exe 103 PID 3708 wrote to memory of 4376 3708 cmd.exe 105 PID 3708 wrote to memory of 4376 3708 cmd.exe 105 PID 4300 wrote to memory of 1248 4300 CEAF.exe 106 PID 4300 wrote to memory of 1248 4300 CEAF.exe 106 PID 4300 wrote to memory of 1248 4300 CEAF.exe 106 PID 4300 wrote to memory of 4940 4300 CEAF.exe 107 PID 4300 wrote to memory of 4940 4300 CEAF.exe 107 PID 4300 wrote to memory of 4940 4300 CEAF.exe 107 PID 4940 wrote to memory of 1396 4940 cmd.exe 110 PID 4940 wrote to memory of 1396 4940 cmd.exe 110 PID 4940 wrote to memory of 1396 4940 cmd.exe 110 PID 1248 wrote to memory of 2124 1248 45649229793918306345.exe 112 PID 1248 wrote to memory of 2124 1248 45649229793918306345.exe 112 PID 1248 wrote to memory of 2124 1248 45649229793918306345.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
-
C:\Users\Admin\AppData\Local\Temp\96b92223396da25f949fa4f8f39057db933c3567886f57aa40e6cda3a3d48d96.exe"C:\Users\Admin\AppData\Local\Temp\96b92223396da25f949fa4f8f39057db933c3567886f57aa40e6cda3a3d48d96.exe"1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:1868
-
C:\Users\Admin\AppData\Local\Temp\CEAF.exeC:\Users\Admin\AppData\Local\Temp\CEAF.exe1⤵
- Checks computer location settings
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Suspicious use of WriteProcessMemory
PID:4300 -
C:\ProgramData\99358918495778075675.exe"C:\ProgramData\99358918495778075675.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:400 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /C choice /C Y /N /D Y /T 0 &Del C:\ProgramData\99358918495778075675.exe3⤵
- Suspicious use of WriteProcessMemory
PID:3708 -
C:\Windows\system32\choice.exechoice /C Y /N /D Y /T 04⤵PID:4376
-
-
-
-
C:\ProgramData\45649229793918306345.exe"C:\ProgramData\45649229793918306345.exe"2⤵
- Checks computer location settings
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of WriteProcessMemory
PID:1248 -
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:2124
-
-
-
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c timeout /t 6 & del /f /q "C:\Users\Admin\AppData\Local\Temp\CEAF.exe" & exit2⤵
- Suspicious use of WriteProcessMemory
PID:4940 -
C:\Windows\SysWOW64\timeout.exetimeout /t 63⤵
- Delays execution with timeout.exe
PID:1396
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4300 -s 21762⤵
- Program crash
PID:3932
-
-
C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵PID:2496
-
C:\Windows\explorer.exeC:\Windows\explorer.exe1⤵PID:4820
-
C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵PID:3032
-
C:\Windows\explorer.exeC:\Windows\explorer.exe1⤵PID:4032
-
C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵PID:3884
-
C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵PID:3808
-
C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵PID:4252
-
C:\Windows\explorer.exeC:\Windows\explorer.exe1⤵PID:2788
-
C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵PID:2668
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 4300 -ip 43001⤵PID:3020
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
7.2MB
MD5c5e0fb4ecaa8a7481a283099d604f7a0
SHA1df4b0c0cc823da2b0443076650c292b43dd9de33
SHA256c6c03e97c5de0c9eb264e4914d8c7f64d7e3528cc696f613e451a294262f3c42
SHA512375677d0cc802b09c7d1532d162a91a8eec4679f7639ef38dca9a9d3a03e20b3ab54707af7ffb138d00ec93ea4b34b6db0b33f365dc888ff9056c808a239bc57
-
Filesize
7.2MB
MD5c5e0fb4ecaa8a7481a283099d604f7a0
SHA1df4b0c0cc823da2b0443076650c292b43dd9de33
SHA256c6c03e97c5de0c9eb264e4914d8c7f64d7e3528cc696f613e451a294262f3c42
SHA512375677d0cc802b09c7d1532d162a91a8eec4679f7639ef38dca9a9d3a03e20b3ab54707af7ffb138d00ec93ea4b34b6db0b33f365dc888ff9056c808a239bc57
-
Filesize
7.2MB
MD5c5e0fb4ecaa8a7481a283099d604f7a0
SHA1df4b0c0cc823da2b0443076650c292b43dd9de33
SHA256c6c03e97c5de0c9eb264e4914d8c7f64d7e3528cc696f613e451a294262f3c42
SHA512375677d0cc802b09c7d1532d162a91a8eec4679f7639ef38dca9a9d3a03e20b3ab54707af7ffb138d00ec93ea4b34b6db0b33f365dc888ff9056c808a239bc57
-
Filesize
4.3MB
MD5c4ab3149ef02a36d663699a8c541933e
SHA167088f5eff9ec575775b711c9e3650d12d7f4d5c
SHA2560a0fbd6af9e5d110118f02b87f9a92f9f58fb100f6d9883d55a6aae6c548b4ce
SHA51288b10f81b2cd273fefeffb4c2078807e89b4b756d50110b61e9f89092715f29ba8d1803f64bc971c1293dc624b92d0b7f05612ae661dd8d24e47d39047a4b7b4
-
Filesize
4.3MB
MD5c4ab3149ef02a36d663699a8c541933e
SHA167088f5eff9ec575775b711c9e3650d12d7f4d5c
SHA2560a0fbd6af9e5d110118f02b87f9a92f9f58fb100f6d9883d55a6aae6c548b4ce
SHA51288b10f81b2cd273fefeffb4c2078807e89b4b756d50110b61e9f89092715f29ba8d1803f64bc971c1293dc624b92d0b7f05612ae661dd8d24e47d39047a4b7b4
-
Filesize
4.3MB
MD5c4ab3149ef02a36d663699a8c541933e
SHA167088f5eff9ec575775b711c9e3650d12d7f4d5c
SHA2560a0fbd6af9e5d110118f02b87f9a92f9f58fb100f6d9883d55a6aae6c548b4ce
SHA51288b10f81b2cd273fefeffb4c2078807e89b4b756d50110b61e9f89092715f29ba8d1803f64bc971c1293dc624b92d0b7f05612ae661dd8d24e47d39047a4b7b4
-
Filesize
593KB
MD5c8fd9be83bc728cc04beffafc2907fe9
SHA195ab9f701e0024cedfbd312bcfe4e726744c4f2e
SHA256ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a
SHA512fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040
-
Filesize
2.0MB
MD51cc453cdf74f31e4d913ff9c10acdde2
SHA16e85eae544d6e965f15fa5c39700fa7202f3aafe
SHA256ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5
SHA512dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571
-
Filesize
323KB
MD56a01fddd03601bbe205efa9fe2f34b91
SHA1b18944cbb5e43ac923e8b80e4c22ada9f2aab0ae
SHA2569715b9979716f5b87882fc85a2531465689eec32bec13c353cf60cb2fbc6406a
SHA5124f0257e8aa80bf3def5ad072dae9aa919cac0191379c9e98bca83198599617a356a16ba31349ed59c1e9a5791c3e438c554555293303e6c42e098b9d2f89f24d
-
Filesize
323KB
MD56a01fddd03601bbe205efa9fe2f34b91
SHA1b18944cbb5e43ac923e8b80e4c22ada9f2aab0ae
SHA2569715b9979716f5b87882fc85a2531465689eec32bec13c353cf60cb2fbc6406a
SHA5124f0257e8aa80bf3def5ad072dae9aa919cac0191379c9e98bca83198599617a356a16ba31349ed59c1e9a5791c3e438c554555293303e6c42e098b9d2f89f24d
-
Filesize
748.2MB
MD5785db3029c36119c4ea0b54bea03945b
SHA1535b3882deaff28881f4e40196587f30ba981daf
SHA25623c5303b2a496f6518c1e3bfe05272017e94400e94bf3fb7376d0a443a24fa3a
SHA512fa2c73469a3f731ef9158daff3542b9ae1759474103a6f127a4d7848cf08bdbdc3383f8c6b2992ac76afe4679e2d4a783600084d947a2cc86ac88aa5115a9b6e
-
Filesize
748.2MB
MD5785db3029c36119c4ea0b54bea03945b
SHA1535b3882deaff28881f4e40196587f30ba981daf
SHA25623c5303b2a496f6518c1e3bfe05272017e94400e94bf3fb7376d0a443a24fa3a
SHA512fa2c73469a3f731ef9158daff3542b9ae1759474103a6f127a4d7848cf08bdbdc3383f8c6b2992ac76afe4679e2d4a783600084d947a2cc86ac88aa5115a9b6e