Analysis
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max time kernel
126s -
max time network
132s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
28-04-2024 16:39
Static task
static1
Behavioral task
behavioral1
Sample
beb0d0b717d39474cdc522eea925e437dc02c260626b43db1d235640a5d568e0.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral2
Sample
beb0d0b717d39474cdc522eea925e437dc02c260626b43db1d235640a5d568e0.exe
Resource
win11-20240426-en
General
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Target
beb0d0b717d39474cdc522eea925e437dc02c260626b43db1d235640a5d568e0.exe
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Size
307KB
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MD5
cf3c1c8bf8cb2a7c77f976c30bb1db06
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SHA1
96660806f005a84bdac81a649a3118ac0f9605fc
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SHA256
beb0d0b717d39474cdc522eea925e437dc02c260626b43db1d235640a5d568e0
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SHA512
2fd14931d640159ffadc236482e8d36b5b16663b935d7bef273c149ddfd008fb9a5c280a2992a1b2f5c294ed4ce3e15101d7b7a9e05a5095b1362920033819a4
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SSDEEP
3072:Y5a5vdqPp0ekxe4H0+3bLjP4wdRNpmsLP+p2uYPrBUeSoYI6iHEXiEI7I8NU:b+Ce8QQXvRNpmP8pBUe2I6mEXiEMNU
Malware Config
Extracted
smokeloader
pub1
Extracted
smokeloader
2022
http://trad-einmyus.com/index.php
http://tradein-myus.com/index.php
http://trade-inmyus.com/index.php
Extracted
lumma
https://accountasifkwosov.shop/api
https://productivelookewr.shop/api
https://tolerateilusidjukl.shop/api
https://shatterbreathepsw.shop/api
https://shortsvelventysjo.shop/api
https://incredibleextedwj.shop/api
https://alcojoldwograpciw.shop/api
https://liabilitynighstjsko.shop/api
https://demonstationfukewko.shop/api
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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Modifies Installed Components in the registry 2 TTPs 1 IoCs
Processes:
explorer.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Software\Microsoft\Active Setup\Installed Components explorer.exe -
Deletes itself 1 IoCs
Processes:
pid process 3156 -
Executes dropped EXE 4 IoCs
Processes:
iwfbihd8D25.exe9208.exe95A3.exepid process 2416 iwfbihd 1188 8D25.exe 208 9208.exe 4696 95A3.exe -
Legitimate hosting services abused for malware hosting/C2 1 TTPs 4 IoCs
Processes:
flow ioc 56 drive.google.com 82 raw.githubusercontent.com 84 raw.githubusercontent.com 55 drive.google.com -
Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
Processes:
9208.exedescription ioc process File opened for modification \??\PHYSICALDRIVE0 9208.exe -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 4924 4696 WerFault.exe 95A3.exe -
Checks SCSI registry key(s) 3 TTPs 6 IoCs
SCSI information is often read in order to detect sandboxing environments.
Processes:
iwfbihdbeb0d0b717d39474cdc522eea925e437dc02c260626b43db1d235640a5d568e0.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI iwfbihd Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI iwfbihd Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI iwfbihd Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI beb0d0b717d39474cdc522eea925e437dc02c260626b43db1d235640a5d568e0.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI beb0d0b717d39474cdc522eea925e437dc02c260626b43db1d235640a5d568e0.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI beb0d0b717d39474cdc522eea925e437dc02c260626b43db1d235640a5d568e0.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
beb0d0b717d39474cdc522eea925e437dc02c260626b43db1d235640a5d568e0.exepid process 4268 beb0d0b717d39474cdc522eea925e437dc02c260626b43db1d235640a5d568e0.exe 4268 beb0d0b717d39474cdc522eea925e437dc02c260626b43db1d235640a5d568e0.exe 3156 3156 3156 3156 3156 3156 3156 3156 3156 3156 3156 3156 3156 3156 3156 3156 3156 3156 3156 3156 3156 3156 3156 3156 3156 3156 3156 3156 3156 3156 3156 3156 3156 3156 3156 3156 3156 3156 3156 3156 3156 3156 3156 3156 3156 3156 3156 3156 3156 3156 3156 3156 3156 3156 3156 3156 3156 3156 3156 3156 3156 3156 -
Suspicious behavior: MapViewOfSection 2 IoCs
Processes:
beb0d0b717d39474cdc522eea925e437dc02c260626b43db1d235640a5d568e0.exeiwfbihdpid process 4268 beb0d0b717d39474cdc522eea925e437dc02c260626b43db1d235640a5d568e0.exe 2416 iwfbihd -
Suspicious use of AdjustPrivilegeToken 8 IoCs
Processes:
explorer.exedescription pid process Token: SeShutdownPrivilege 3156 Token: SeCreatePagefilePrivilege 3156 Token: SeShutdownPrivilege 3156 Token: SeCreatePagefilePrivilege 3156 Token: SeShutdownPrivilege 1356 explorer.exe Token: SeCreatePagefilePrivilege 1356 explorer.exe Token: SeShutdownPrivilege 1356 explorer.exe Token: SeCreatePagefilePrivilege 1356 explorer.exe -
Suspicious use of WriteProcessMemory 16 IoCs
Processes:
cmd.execmd.exedescription pid process target process PID 3156 wrote to memory of 2188 3156 cmd.exe PID 3156 wrote to memory of 2188 3156 cmd.exe PID 2188 wrote to memory of 4620 2188 cmd.exe reg.exe PID 2188 wrote to memory of 4620 2188 cmd.exe reg.exe PID 3156 wrote to memory of 4520 3156 cmd.exe PID 3156 wrote to memory of 4520 3156 cmd.exe PID 4520 wrote to memory of 2652 4520 cmd.exe reg.exe PID 4520 wrote to memory of 2652 4520 cmd.exe reg.exe PID 3156 wrote to memory of 1188 3156 8D25.exe PID 3156 wrote to memory of 1188 3156 8D25.exe PID 3156 wrote to memory of 208 3156 9208.exe PID 3156 wrote to memory of 208 3156 9208.exe PID 3156 wrote to memory of 208 3156 9208.exe PID 3156 wrote to memory of 4696 3156 95A3.exe PID 3156 wrote to memory of 4696 3156 95A3.exe PID 3156 wrote to memory of 4696 3156 95A3.exe -
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\beb0d0b717d39474cdc522eea925e437dc02c260626b43db1d235640a5d568e0.exe"C:\Users\Admin\AppData\Local\Temp\beb0d0b717d39474cdc522eea925e437dc02c260626b43db1d235640a5d568e0.exe"1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:4268
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\49E5.bat" "1⤵
- Suspicious use of WriteProcessMemory
PID:2188 -
C:\Windows\system32\reg.exereg add "HKEY_CURRENT_USER\Software\clicker\key" /v primary /t REG_DWORD /d 12⤵PID:4620
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\605C.bat" "1⤵
- Suspicious use of WriteProcessMemory
PID:4520 -
C:\Windows\system32\reg.exereg add "HKEY_CURRENT_USER\Software\clicker\key" /v primary /t REG_DWORD /d 12⤵PID:2652
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=1036 --field-trial-handle=2272,i,4858140932023865871,5726683989663339295,262144 --variations-seed-version /prefetch:81⤵PID:4992
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C:\Users\Admin\AppData\Roaming\iwfbihdC:\Users\Admin\AppData\Roaming\iwfbihd1⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious behavior: MapViewOfSection
PID:2416
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C:\Users\Admin\AppData\Local\Temp\8D25.exeC:\Users\Admin\AppData\Local\Temp\8D25.exe1⤵
- Executes dropped EXE
PID:1188
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C:\Users\Admin\AppData\Local\Temp\9208.exeC:\Users\Admin\AppData\Local\Temp\9208.exe1⤵
- Executes dropped EXE
- Writes to the Master Boot Record (MBR)
PID:208
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C:\Users\Admin\AppData\Local\Temp\95A3.exeC:\Users\Admin\AppData\Local\Temp\95A3.exe1⤵
- Executes dropped EXE
PID:4696 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4696 -s 11762⤵
- Program crash
PID:4924
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 4696 -ip 46961⤵PID:4952
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C:\Windows\explorer.exeexplorer.exe1⤵
- Modifies Installed Components in the registry
- Suspicious use of AdjustPrivilegeToken
PID:1356
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C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe"C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca1⤵PID:1476
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C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe"C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca1⤵PID:3236
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Pre-OS Boot
1Bootkit
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
77B
MD555cc761bf3429324e5a0095cab002113
SHA12cc1ef4542a4e92d4158ab3978425d517fafd16d
SHA256d6cceb3c71b80403364bf142f2fa4624ee0be36a49bac25ed45a497cf1ce9c3a
SHA51233f9f5cad22d291077787c7df510806e4ac31f453d288712595af6debe579fabed6cdf4662e46e6fa94de135b161e739f55cfae05c36c87af85ed6a6ad1c9155
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Filesize
9.9MB
MD52627387eb5495186ee3850fdc0b2ebde
SHA18c062c24ad34332f8033a8cac193e4519d3d7534
SHA2569e86e4796a51e2cae9487ec086aa2159b65a037808e70a0e7dbaf5a946a8801e
SHA5120c86e0b5de1b149913b7039fcc3fb8dcc17112617a5af731c3c90d6c822dbb7f2f5660e5790d0c134437383d5b6a71176839c0125c6c391f4ea26ffce0480b25
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Filesize
421KB
MD59185b776b7a981d060b0bb0d7ffed201
SHA1427982fb520c099e8d2e831ace18294ade871aff
SHA25691a45c416324ed3a8c184e349214e7c82d6df0df4fe6d06f3c7818c0d322373b
SHA512cb46ca0c3156dc7b177fdb73869e13b229cbab8918dbb4b61a854765313fc9526aa5d7b944aa4b9acb77717c5ffd8fe955ba4eb48d75e2528ec844bfcf4aa5e8
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Filesize
394KB
MD58c4612c794f1f3e26f0daaf1f79f6de6
SHA1a35fc343200720fd83a8b4b55cbfb0ad67772c67
SHA256882c935d0940c60b5b9474ab3e911380cff690c2a46945e5aa0179712275003c
SHA51247297da97c4aa38a0fbc2cb7a61633f43dc2446d5e4c12568b06951c349aa7c77f41254f7c93d7752ab3f673262e338f4c3c2968ba0045ef0670095928dd9621
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Filesize
307KB
MD5cf3c1c8bf8cb2a7c77f976c30bb1db06
SHA196660806f005a84bdac81a649a3118ac0f9605fc
SHA256beb0d0b717d39474cdc522eea925e437dc02c260626b43db1d235640a5d568e0
SHA5122fd14931d640159ffadc236482e8d36b5b16663b935d7bef273c149ddfd008fb9a5c280a2992a1b2f5c294ed4ce3e15101d7b7a9e05a5095b1362920033819a4