Analysis

  • max time kernel
    151s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231023-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-11-2023 05:07

General

  • Target

    02bf70831ab4e561285a6848289999767982af261d477f275fc4d77e7868509a.exe

  • Size

    223KB

  • MD5

    3f1ed476bceeca442393f5e36fa68cd8

  • SHA1

    03a302374522db1d8b66286c53cc6b6d6089584f

  • SHA256

    02bf70831ab4e561285a6848289999767982af261d477f275fc4d77e7868509a

  • SHA512

    34162a317612547bfee962d3536f42a58e6e2ed10d4c9658154e93c960608df6544222fe03d28893afd15f0fab42593be371aff2954f850afc5e3d0a67cae03c

  • SSDEEP

    6144:KwPSUONLNsuWA7koN+boRN3i4CbRcyXLAE:KOuW5o/+Rc

Score
8/10
upx

Malware Config

Signatures

  • Drops file in Drivers directory 1 IoCs
  • Manipulates Digital Signatures 1 TTPs 1 IoCs

    Attackers can apply techniques such as changing the registry keys of authenticode & Cryptography to obtain their binary as valid.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • UPX packed file 4 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Unexpected DNS network traffic destination 1 IoCs

    Network traffic to other servers than the configured DNS servers was detected on the DNS port.

  • Drops file in System32 directory 1 IoCs
  • Drops file in Windows directory 3 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Delays execution with timeout.exe 1 IoCs
  • Modifies Internet Explorer settings 1 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: LoadsDriver 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 33 IoCs
  • Suspicious use of FindShellTrayWindow 64 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\system32\winlogon.exe
    winlogon.exe
    1⤵
      PID:616
    • C:\Windows\Explorer.EXE
      C:\Windows\Explorer.EXE
      1⤵
      • Drops file in Windows directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of UnmapMainImage
      • Suspicious use of WriteProcessMemory
      PID:3276
      • C:\Users\Admin\AppData\Local\Temp\02bf70831ab4e561285a6848289999767982af261d477f275fc4d77e7868509a.exe
        "C:\Users\Admin\AppData\Local\Temp\02bf70831ab4e561285a6848289999767982af261d477f275fc4d77e7868509a.exe"
        2⤵
        • Checks computer location settings
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:4968
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\System32\cmd.exe" /c timeout /t 1 & del /Q /F "C:\Users\Admin\AppData\Local\Temp\02bf70831ab4e561285a6848289999767982af261d477f275fc4d77e7868509a.exe"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:2036
          • C:\Windows\SysWOW64\timeout.exe
            timeout /t 1
            4⤵
            • Delays execution with timeout.exe
            PID:1016
      • C:\Windows\Inf\certreq.exe
        "C:\Windows\Inf\certreq.exe"
        2⤵
        • Drops file in Drivers directory
        • Manipulates Digital Signatures
        • Executes dropped EXE
        • Drops file in System32 directory
        • Drops file in Windows directory
        • Checks SCSI registry key(s)
        • Modifies Internet Explorer settings
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2236

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Windows\INF\certreq.exe

      Filesize

      551KB

      MD5

      9e5ea30e8df2a24833fdb9f2d673c41a

      SHA1

      f886209fc4a6133663e4a4b0df90653b41087564

      SHA256

      f13e81392cf787527eeefcc6bd0b1941ebcf24abe6a0ad9741c96a341e4a701e

      SHA512

      fea3285c8a31634a2a3b586a84227e47430caf40beb021553c3a42690537c2fd36ff0c5ddae48694677cd6f27e6d9bff45ea95e4b61032cf072a8f3bfbba71eb

    • memory/616-18-0x000001D2A2820000-0x000001D2A2848000-memory.dmp

      Filesize

      160KB

    • memory/616-64-0x000001D2A2960000-0x000001D2A2961000-memory.dmp

      Filesize

      4KB

    • memory/616-60-0x000001D2A2820000-0x000001D2A2848000-memory.dmp

      Filesize

      160KB

    • memory/2236-11-0x000001D516230000-0x000001D5162FB000-memory.dmp

      Filesize

      812KB

    • memory/2236-68-0x000001D516950000-0x000001D516951000-memory.dmp

      Filesize

      4KB

    • memory/2236-82-0x000001D516870000-0x000001D516910000-memory.dmp

      Filesize

      640KB

    • memory/2236-10-0x000001D514490000-0x000001D514493000-memory.dmp

      Filesize

      12KB

    • memory/2236-84-0x000001D516860000-0x000001D516862000-memory.dmp

      Filesize

      8KB

    • memory/2236-13-0x00007FFDC9690000-0x00007FFDC96A0000-memory.dmp

      Filesize

      64KB

    • memory/2236-15-0x000001D5148B0000-0x000001D5148B1000-memory.dmp

      Filesize

      4KB

    • memory/2236-14-0x000001D516230000-0x000001D5162FB000-memory.dmp

      Filesize

      812KB

    • memory/2236-63-0x000001D516960000-0x000001D51696F000-memory.dmp

      Filesize

      60KB

    • memory/2236-52-0x000001D516650000-0x000001D516651000-memory.dmp

      Filesize

      4KB

    • memory/2236-100-0x000001D516970000-0x000001D516971000-memory.dmp

      Filesize

      4KB

    • memory/2236-70-0x000001D516670000-0x000001D516671000-memory.dmp

      Filesize

      4KB

    • memory/2236-62-0x000001D516860000-0x000001D516862000-memory.dmp

      Filesize

      8KB

    • memory/2236-66-0x000001D516650000-0x000001D516651000-memory.dmp

      Filesize

      4KB

    • memory/2236-54-0x000001D516660000-0x000001D516661000-memory.dmp

      Filesize

      4KB

    • memory/2236-65-0x000001D516950000-0x000001D516951000-memory.dmp

      Filesize

      4KB

    • memory/2236-51-0x00007FFDC9690000-0x00007FFDC96A0000-memory.dmp

      Filesize

      64KB

    • memory/2236-57-0x000001D516230000-0x000001D5162FB000-memory.dmp

      Filesize

      812KB

    • memory/2236-58-0x000001D516670000-0x000001D516671000-memory.dmp

      Filesize

      4KB

    • memory/2236-59-0x000001D5148B0000-0x000001D5148B1000-memory.dmp

      Filesize

      4KB

    • memory/2236-67-0x000001D516660000-0x000001D516661000-memory.dmp

      Filesize

      4KB

    • memory/2236-61-0x000001D516870000-0x000001D516910000-memory.dmp

      Filesize

      640KB

    • memory/2236-71-0x000001D516680000-0x000001D516681000-memory.dmp

      Filesize

      4KB

    • memory/3276-91-0x00000000081D0000-0x00000000081E0000-memory.dmp

      Filesize

      64KB

    • memory/3276-109-0x00000000081D0000-0x00000000081E0000-memory.dmp

      Filesize

      64KB

    • memory/3276-55-0x0000000002C10000-0x0000000002C11000-memory.dmp

      Filesize

      4KB

    • memory/3276-185-0x00000000081D0000-0x00000000081E0000-memory.dmp

      Filesize

      64KB

    • memory/3276-183-0x00000000081D0000-0x00000000081E0000-memory.dmp

      Filesize

      64KB

    • memory/3276-179-0x00000000081D0000-0x00000000081E0000-memory.dmp

      Filesize

      64KB

    • memory/3276-69-0x00000000081D0000-0x00000000081E0000-memory.dmp

      Filesize

      64KB

    • memory/3276-5-0x00000000089D0000-0x0000000008AC7000-memory.dmp

      Filesize

      988KB

    • memory/3276-4-0x0000000002C10000-0x0000000002C11000-memory.dmp

      Filesize

      4KB

    • memory/3276-72-0x00000000081D0000-0x00000000081E0000-memory.dmp

      Filesize

      64KB

    • memory/3276-74-0x00000000081D0000-0x00000000081E0000-memory.dmp

      Filesize

      64KB

    • memory/3276-75-0x00000000081E0000-0x00000000081F0000-memory.dmp

      Filesize

      64KB

    • memory/3276-73-0x00000000081D0000-0x00000000081E0000-memory.dmp

      Filesize

      64KB

    • memory/3276-78-0x00000000081D0000-0x00000000081E0000-memory.dmp

      Filesize

      64KB

    • memory/3276-77-0x00000000081D0000-0x00000000081E0000-memory.dmp

      Filesize

      64KB

    • memory/3276-81-0x00000000081D0000-0x00000000081E0000-memory.dmp

      Filesize

      64KB

    • memory/3276-80-0x00000000081D0000-0x00000000081E0000-memory.dmp

      Filesize

      64KB

    • memory/3276-76-0x00000000081D0000-0x00000000081E0000-memory.dmp

      Filesize

      64KB

    • memory/3276-3-0x0000000002BF0000-0x0000000002BF3000-memory.dmp

      Filesize

      12KB

    • memory/3276-83-0x00000000081D0000-0x00000000081E0000-memory.dmp

      Filesize

      64KB

    • memory/3276-88-0x00000000081F0000-0x0000000008200000-memory.dmp

      Filesize

      64KB

    • memory/3276-86-0x00000000081F0000-0x0000000008200000-memory.dmp

      Filesize

      64KB

    • memory/3276-85-0x00000000081D0000-0x00000000081E0000-memory.dmp

      Filesize

      64KB

    • memory/3276-2-0x0000000002BF0000-0x0000000002BF3000-memory.dmp

      Filesize

      12KB

    • memory/3276-89-0x00000000081D0000-0x00000000081E0000-memory.dmp

      Filesize

      64KB

    • memory/3276-87-0x00000000081D0000-0x00000000081E0000-memory.dmp

      Filesize

      64KB

    • memory/3276-93-0x00000000081D0000-0x00000000081E0000-memory.dmp

      Filesize

      64KB

    • memory/3276-175-0x00000000081D0000-0x00000000081E0000-memory.dmp

      Filesize

      64KB

    • memory/3276-95-0x00000000081D0000-0x00000000081E0000-memory.dmp

      Filesize

      64KB

    • memory/3276-96-0x00000000081D0000-0x00000000081E0000-memory.dmp

      Filesize

      64KB

    • memory/3276-97-0x00000000081D0000-0x00000000081E0000-memory.dmp

      Filesize

      64KB

    • memory/3276-99-0x00000000081D0000-0x00000000081E0000-memory.dmp

      Filesize

      64KB

    • memory/3276-101-0x00000000081D0000-0x00000000081E0000-memory.dmp

      Filesize

      64KB

    • memory/3276-103-0x00000000081D0000-0x00000000081E0000-memory.dmp

      Filesize

      64KB

    • memory/3276-102-0x00000000081D0000-0x00000000081E0000-memory.dmp

      Filesize

      64KB

    • memory/3276-1-0x0000000002BF0000-0x0000000002BF3000-memory.dmp

      Filesize

      12KB

    • memory/3276-98-0x00000000081F0000-0x0000000008200000-memory.dmp

      Filesize

      64KB

    • memory/3276-105-0x00000000081D0000-0x00000000081E0000-memory.dmp

      Filesize

      64KB

    • memory/3276-106-0x00000000081D0000-0x00000000081E0000-memory.dmp

      Filesize

      64KB

    • memory/3276-107-0x00000000081D0000-0x00000000081E0000-memory.dmp

      Filesize

      64KB

    • memory/3276-108-0x00000000081F0000-0x0000000008200000-memory.dmp

      Filesize

      64KB

    • memory/3276-56-0x00000000089D0000-0x0000000008AC7000-memory.dmp

      Filesize

      988KB

    • memory/3276-110-0x00000000081D0000-0x00000000081E0000-memory.dmp

      Filesize

      64KB

    • memory/3276-111-0x0000000002A10000-0x0000000002A20000-memory.dmp

      Filesize

      64KB

    • memory/3276-112-0x00000000081D0000-0x00000000081E0000-memory.dmp

      Filesize

      64KB

    • memory/3276-113-0x00000000081D0000-0x00000000081E0000-memory.dmp

      Filesize

      64KB

    • memory/3276-114-0x00000000081D0000-0x00000000081E0000-memory.dmp

      Filesize

      64KB

    • memory/3276-115-0x00000000081D0000-0x00000000081E0000-memory.dmp

      Filesize

      64KB

    • memory/3276-117-0x00000000081D0000-0x00000000081E0000-memory.dmp

      Filesize

      64KB

    • memory/3276-118-0x00000000081D0000-0x00000000081E0000-memory.dmp

      Filesize

      64KB

    • memory/3276-119-0x00000000081D0000-0x00000000081E0000-memory.dmp

      Filesize

      64KB

    • memory/3276-120-0x0000000002A10000-0x0000000002A20000-memory.dmp

      Filesize

      64KB

    • memory/3276-122-0x00000000081D0000-0x00000000081E0000-memory.dmp

      Filesize

      64KB

    • memory/3276-121-0x00000000081D0000-0x00000000081E0000-memory.dmp

      Filesize

      64KB

    • memory/3276-123-0x0000000002A10000-0x0000000002A20000-memory.dmp

      Filesize

      64KB

    • memory/3276-124-0x00000000081D0000-0x00000000081E0000-memory.dmp

      Filesize

      64KB

    • memory/3276-126-0x00000000081D0000-0x00000000081E0000-memory.dmp

      Filesize

      64KB

    • memory/3276-128-0x00000000081D0000-0x00000000081E0000-memory.dmp

      Filesize

      64KB

    • memory/3276-129-0x00000000081D0000-0x00000000081E0000-memory.dmp

      Filesize

      64KB

    • memory/3276-130-0x00000000081D0000-0x00000000081E0000-memory.dmp

      Filesize

      64KB

    • memory/3276-131-0x00000000081D0000-0x00000000081E0000-memory.dmp

      Filesize

      64KB

    • memory/3276-132-0x00000000081D0000-0x00000000081E0000-memory.dmp

      Filesize

      64KB

    • memory/3276-134-0x0000000002A10000-0x0000000002A20000-memory.dmp

      Filesize

      64KB

    • memory/3276-133-0x00000000081D0000-0x00000000081E0000-memory.dmp

      Filesize

      64KB

    • memory/3276-137-0x00000000081D0000-0x00000000081E0000-memory.dmp

      Filesize

      64KB

    • memory/3276-136-0x00000000081D0000-0x00000000081E0000-memory.dmp

      Filesize

      64KB

    • memory/3276-138-0x00000000081D0000-0x00000000081E0000-memory.dmp

      Filesize

      64KB

    • memory/3276-140-0x00000000081D0000-0x00000000081E0000-memory.dmp

      Filesize

      64KB

    • memory/3276-143-0x00000000081D0000-0x00000000081E0000-memory.dmp

      Filesize

      64KB

    • memory/3276-145-0x00000000081D0000-0x00000000081E0000-memory.dmp

      Filesize

      64KB

    • memory/3276-148-0x00000000081D0000-0x00000000081E0000-memory.dmp

      Filesize

      64KB

    • memory/3276-150-0x00000000081D0000-0x00000000081E0000-memory.dmp

      Filesize

      64KB

    • memory/3276-157-0x00000000081D0000-0x00000000081E0000-memory.dmp

      Filesize

      64KB

    • memory/3276-160-0x00000000081D0000-0x00000000081E0000-memory.dmp

      Filesize

      64KB

    • memory/3276-163-0x00000000081D0000-0x00000000081E0000-memory.dmp

      Filesize

      64KB

    • memory/3276-168-0x00000000081D0000-0x00000000081E0000-memory.dmp

      Filesize

      64KB

    • memory/3276-172-0x00000000081D0000-0x00000000081E0000-memory.dmp

      Filesize

      64KB

    • memory/3276-173-0x00000000081D0000-0x00000000081E0000-memory.dmp

      Filesize

      64KB

    • memory/4968-0-0x00000000005E0000-0x000000000064E000-memory.dmp

      Filesize

      440KB

    • memory/4968-31-0x00000000005E0000-0x000000000064E000-memory.dmp

      Filesize

      440KB

    • memory/4968-32-0x00000000005E0000-0x000000000064E000-memory.dmp

      Filesize

      440KB

    • memory/4968-53-0x00000000005E0000-0x000000000064E000-memory.dmp

      Filesize

      440KB