Analysis
- max time kernel
149s - max time network
155s - platform
windows10-2004_x64 - resource
win10v2004-20220721-en - resource tags
- submitted
26/07/2022, 08:28
General
- Target NEW PURCHASE ORDER.zip(~353 KB).exe
- Size 1.0MB
- Sample220726-kczytsffcj
- SHA256 dba99585218765f78dddf353fa0bc8cda522649bb25e13d71dfcd316e5d7c3f1
Malware Config
Extracted
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formbook
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4.1
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jr04
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usatotribu.com
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jak-omi.xyz
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spacemozaic.pro
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fordheritagevauly.com
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vinted.beauty
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gowebinar4u.com
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infinixmediapty.com
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dingquanjr.com
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vahidblog.com
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kgav99q.icu
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healtyneck.com
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assg3cd.icu
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airconditionerworld.site
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opinkmflotp.site
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mineclicker.net
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davidsonfessettlement.com
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secured-verification.com
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kgwjqaj.icu
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subtmv.xyz
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auntysocialvintage.com
Signatures
- Formbook
Formbook is a data stealing malware which is capable of stealing data.
- Formbook payload 4 IoCs
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Suspicious use of SetThreadContext 3 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 42 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious behavior: MapViewOfSection 5 IoCs
- Suspicious use of AdjustPrivilegeToken 5 IoCs
- Suspicious use of WriteProcessMemory 18 IoCs
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\NEW PURCHASE ORDER.zip(~353 KB).exe"C:\Users\Admin\AppData\Local\Temp\NEW PURCHASE ORDER.zip(~353 KB).exe"2⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- 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\xlwmcTJSsXqzVD.exe"3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\xlwmcTJSsXqzVD" /XML "C:\Users\Admin\AppData\Local\Temp\tmp707D.tmp"3⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\NEW PURCHASE ORDER.zip(~353 KB).exe"C:\Users\Admin\AppData\Local\Temp\NEW PURCHASE ORDER.zip(~353 KB).exe"3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\cmstp.exe"C:\Windows\SysWOW64\cmstp.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exe/c del "C:\Users\Admin\AppData\Local\Temp\NEW PURCHASE ORDER.zip(~353 KB).exe"3⤵
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
tmp707D.tmp
memory/500-149-0x0000000003170000-0x000000000324A000-memory.dmp
memory/500-167-0x0000000003370000-0x00000000034D3000-memory.dmp
memory/500-169-0x0000000003370000-0x00000000034D3000-memory.dmp
memory/1052-160-0x0000000007C00000-0x0000000007C96000-memory.dmp
memory/1052-140-0x00000000058B0000-0x0000000005ED8000-memory.dmp
memory/1052-165-0x0000000007CA0000-0x0000000007CA8000-memory.dmp
memory/1052-138-0x00000000050D0000-0x0000000005106000-memory.dmp
memory/1052-164-0x0000000007CC0000-0x0000000007CDA000-memory.dmp
memory/1052-152-0x0000000006C20000-0x0000000006C3E000-memory.dmp
memory/1052-162-0x0000000007BB0000-0x0000000007BBE000-memory.dmp
memory/1052-150-0x0000000007640000-0x0000000007672000-memory.dmp
memory/1052-143-0x00000000055B0000-0x00000000055D2000-memory.dmp
memory/1052-144-0x0000000005F50000-0x0000000005FB6000-memory.dmp
memory/1052-146-0x0000000006670000-0x000000000668E000-memory.dmp
memory/1052-157-0x00000000079F0000-0x00000000079FA000-memory.dmp
memory/1052-154-0x0000000007980000-0x000000000799A000-memory.dmp
memory/1052-153-0x0000000007FD0000-0x000000000864A000-memory.dmp
memory/1052-151-0x0000000070EF0000-0x0000000070F3C000-memory.dmp
memory/2100-131-0x0000000007AB0000-0x0000000008054000-memory.dmp
memory/2100-132-0x00000000075A0000-0x0000000007632000-memory.dmp
memory/2100-130-0x00000000005D0000-0x00000000006E0000-memory.dmp
memory/2100-133-0x0000000007560000-0x000000000756A000-memory.dmp
memory/2100-134-0x000000000AD30000-0x000000000ADCC000-memory.dmp
memory/2100-135-0x000000000E650000-0x000000000E6B6000-memory.dmp
memory/4608-148-0x0000000001480000-0x0000000001495000-memory.dmp
memory/4608-156-0x0000000000400000-0x000000000042F000-memory.dmp
memory/4608-147-0x00000000014F0000-0x000000000183A000-memory.dmp
memory/4608-142-0x0000000000400000-0x000000000042F000-memory.dmp
memory/4660-163-0x00000000029C0000-0x0000000002D0A000-memory.dmp
memory/4660-166-0x0000000002870000-0x0000000002904000-memory.dmp
memory/4660-158-0x0000000000780000-0x0000000000796000-memory.dmp
memory/4660-168-0x0000000000A40000-0x0000000000A6F000-memory.dmp
memory/4660-159-0x0000000000A40000-0x0000000000A6F000-memory.dmp