Analysis
- max time kernel
126s - max time network
130s - platform
windows10-2004_x64 - resource
win10v2004-20240802-en - resource tags
- submitted
03/09/2024, 21:31
General
- Target ae818ce7f6c12d22d942ec3af9b9e6b237a7c1f2d62a1bfb6d2dc7f0dac8aff0.exe
- Size 741KB
- Sample240903-1danbsyepf
- SHA256 ae818ce7f6c12d22d942ec3af9b9e6b237a7c1f2d62a1bfb6d2dc7f0dac8aff0
Malware Config
Extracted
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formbook
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4.1
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hy08
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weazc.top
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servoceimmpajhnuz.info
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vqemkdhi.xyz
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wergol.com
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spa-mk.com
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rtpsid88.life
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tatetits.fun
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raidsa.xyz
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suojiansuode.net
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jointhejunction.com
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wudai.net
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typeboot.shop
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mksport-app.com
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miocloud.ovh
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taipan77pandan.com
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wwwhg58a.com
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khuahamiksai31.pro
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carpedatumllc.net
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safebinders.com
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krx21.com
Signatures
- Formbook
Formbook is a data stealing malware which is capable of stealing data.
- Formbook payload 1 IoCs
- Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Suspicious use of SetThreadContext 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 6 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 12 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\ae818ce7f6c12d22d942ec3af9b9e6b237a7c1f2d62a1bfb6d2dc7f0dac8aff0.exe"C:\Users\Admin\AppData\Local\Temp\ae818ce7f6c12d22d942ec3af9b9e6b237a7c1f2d62a1bfb6d2dc7f0dac8aff0.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\jdJEXcso.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\jdJEXcso" /XML "C:\Users\Admin\AppData\Local\Temp\tmp8894.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
-
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C:\Users\Admin\AppData\Local\Temp\ae818ce7f6c12d22d942ec3af9b9e6b237a7c1f2d62a1bfb6d2dc7f0dac8aff0.exe"C:\Users\Admin\AppData\Local\Temp\ae818ce7f6c12d22d942ec3af9b9e6b237a7c1f2d62a1bfb6d2dc7f0dac8aff0.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
-
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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 --field-trial-handle=4400,i,10597648459838880772,16562651767759956329,262144 --variations-seed-version --mojo-platform-channel-handle=4408 /prefetch:81⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
__PSScriptPolicyTest_rqb0jlxi.f5r.ps1
tmp8894.tmp
memory/456-39-0x0000000001890000-0x0000000001BDA000-memory.dmp
memory/456-30-0x0000000000400000-0x000000000042F000-memory.dmp
memory/2740-55-0x0000000007550000-0x00000000075F3000-memory.dmp
memory/2740-57-0x0000000007890000-0x00000000078AA000-memory.dmp
memory/2740-70-0x0000000074480000-0x0000000074C30000-memory.dmp
memory/2740-67-0x0000000007BB0000-0x0000000007BB8000-memory.dmp
memory/2740-66-0x0000000007BD0000-0x0000000007BEA000-memory.dmp
memory/2740-65-0x0000000007AD0000-0x0000000007AE4000-memory.dmp
memory/2740-64-0x0000000007AC0000-0x0000000007ACE000-memory.dmp
memory/2740-63-0x0000000074480000-0x0000000074C30000-memory.dmp
memory/2740-62-0x0000000074480000-0x0000000074C30000-memory.dmp
memory/2740-61-0x0000000007A90000-0x0000000007AA1000-memory.dmp
memory/2740-18-0x0000000004F90000-0x0000000004FC6000-memory.dmp
memory/2740-20-0x0000000005630000-0x0000000005C58000-memory.dmp
memory/2740-19-0x0000000074480000-0x0000000074C30000-memory.dmp
memory/2740-60-0x0000000074480000-0x0000000074C30000-memory.dmp
memory/2740-21-0x0000000074480000-0x0000000074C30000-memory.dmp
memory/2740-24-0x0000000005EE0000-0x0000000005F46000-memory.dmp
memory/2740-23-0x0000000005E70000-0x0000000005ED6000-memory.dmp
memory/2740-38-0x0000000006600000-0x000000000664C000-memory.dmp
memory/2740-59-0x0000000007B10000-0x0000000007BA6000-memory.dmp
memory/2740-58-0x0000000007900000-0x000000000790A000-memory.dmp
memory/2740-37-0x0000000006560000-0x000000000657E000-memory.dmp
memory/2740-56-0x0000000007ED0000-0x000000000854A000-memory.dmp
memory/2740-52-0x0000000004FF0000-0x0000000005000000-memory.dmp
memory/2740-40-0x000000007F1B0000-0x000000007F1C0000-memory.dmp
memory/2740-41-0x0000000006B30000-0x0000000006B62000-memory.dmp
memory/2740-42-0x0000000074D10000-0x0000000074D5C000-memory.dmp
memory/2740-54-0x0000000007530000-0x000000000754E000-memory.dmp
memory/2740-53-0x0000000004FF0000-0x0000000005000000-memory.dmp
memory/4844-12-0x0000000074480000-0x0000000074C30000-memory.dmp
memory/4844-10-0x00000000067B0000-0x00000000067C8000-memory.dmp
memory/4844-1-0x0000000000FF0000-0x00000000010AE000-memory.dmp
memory/4844-5-0x0000000005B80000-0x0000000005B8A000-memory.dmp
memory/4844-36-0x0000000074480000-0x0000000074C30000-memory.dmp
memory/4844-3-0x0000000005AD0000-0x0000000005B62000-memory.dmp
memory/4844-0-0x000000007448E000-0x000000007448F000-memory.dmp
memory/4844-4-0x0000000005BB0000-0x0000000005F04000-memory.dmp
memory/4844-2-0x0000000006160000-0x0000000006704000-memory.dmp
memory/4844-11-0x000000007448E000-0x000000007448F000-memory.dmp
memory/4844-13-0x0000000006A90000-0x0000000006B06000-memory.dmp
memory/4844-9-0x00000000060B0000-0x00000000060D2000-memory.dmp
memory/4844-8-0x0000000005F30000-0x0000000005F42000-memory.dmp
memory/4844-7-0x0000000006710000-0x00000000067AC000-memory.dmp
memory/4844-6-0x0000000074480000-0x0000000074C30000-memory.dmp