Analysis

  • max time kernel
    94s
  • max time network
    110s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    11-01-2021 08:14

General

  • Target

    SWIFT_COPY00993Payment_advic4555pdf.exe

  • Size

    2.9MB

  • MD5

    344811104b9deac44b95852d3dbf89ec

  • SHA1

    9ab4420fc25c66fca63aa43f17fcb956def07433

  • SHA256

    18da6bd51f14bd9ffca136121586de47bad598fb4652f9a48044290377fcec61

  • SHA512

    ae28492c462447ff2856682080d8b68a9cb8394900431a37c58bcd959df90037c237220269db0bbdef03b5111327c8ec5ff57b683552e1886d05e034679a900e

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • UPX packed file 1 IoCs

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

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 30 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SWIFT_COPY00993Payment_advic4555pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\SWIFT_COPY00993Payment_advic4555pdf.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3636
    • C:\Windows\SysWOW64\cmd.exe
      "cmd.exe" /c REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /f /v "alspeed" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\alspeed.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1980
      • C:\Windows\SysWOW64\reg.exe
        REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /f /v "alspeed" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\alspeed.exe"
        3⤵
        • Adds Run key to start application
        PID:2156
    • C:\Users\Admin\AppData\Roaming\alspeed.exe
      "C:\Users\Admin\AppData\Roaming\alspeed.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3036
      • C:\Users\Admin\AppData\Roaming\alspeed.exe
        "C:\Users\Admin\AppData\Roaming\alspeed.exe"
        3⤵
        • Executes dropped EXE
        PID:1336
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1336 -s 196
          4⤵
          • Program crash
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:2372

Network

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

1
T1112

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Roaming\alspeed.exe
    MD5

    344811104b9deac44b95852d3dbf89ec

    SHA1

    9ab4420fc25c66fca63aa43f17fcb956def07433

    SHA256

    18da6bd51f14bd9ffca136121586de47bad598fb4652f9a48044290377fcec61

    SHA512

    ae28492c462447ff2856682080d8b68a9cb8394900431a37c58bcd959df90037c237220269db0bbdef03b5111327c8ec5ff57b683552e1886d05e034679a900e

  • C:\Users\Admin\AppData\Roaming\alspeed.exe
    MD5

    344811104b9deac44b95852d3dbf89ec

    SHA1

    9ab4420fc25c66fca63aa43f17fcb956def07433

    SHA256

    18da6bd51f14bd9ffca136121586de47bad598fb4652f9a48044290377fcec61

    SHA512

    ae28492c462447ff2856682080d8b68a9cb8394900431a37c58bcd959df90037c237220269db0bbdef03b5111327c8ec5ff57b683552e1886d05e034679a900e

  • C:\Users\Admin\AppData\Roaming\alspeed.exe
    MD5

    344811104b9deac44b95852d3dbf89ec

    SHA1

    9ab4420fc25c66fca63aa43f17fcb956def07433

    SHA256

    18da6bd51f14bd9ffca136121586de47bad598fb4652f9a48044290377fcec61

    SHA512

    ae28492c462447ff2856682080d8b68a9cb8394900431a37c58bcd959df90037c237220269db0bbdef03b5111327c8ec5ff57b683552e1886d05e034679a900e

  • memory/1336-30-0x00000000007D5230-mapping.dmp
  • memory/1336-26-0x0000000000B00000-0x0000000000ED7000-memory.dmp
    Filesize

    3.8MB

  • memory/1336-24-0x00000000007D5230-mapping.dmp
  • memory/1980-9-0x0000000000000000-mapping.dmp
  • memory/2156-10-0x0000000000000000-mapping.dmp
  • memory/2372-27-0x0000000004FF0000-0x0000000004FF1000-memory.dmp
    Filesize

    4KB

  • memory/3036-21-0x0000000004D40000-0x0000000004D4B000-memory.dmp
    Filesize

    44KB

  • memory/3036-11-0x0000000000000000-mapping.dmp
  • memory/3036-14-0x0000000073BA0000-0x000000007428E000-memory.dmp
    Filesize

    6.9MB

  • memory/3036-22-0x0000000004D50000-0x0000000004D51000-memory.dmp
    Filesize

    4KB

  • memory/3636-2-0x0000000073BA0000-0x000000007428E000-memory.dmp
    Filesize

    6.9MB

  • memory/3636-8-0x0000000007560000-0x0000000007561000-memory.dmp
    Filesize

    4KB

  • memory/3636-7-0x0000000002640000-0x0000000002641000-memory.dmp
    Filesize

    4KB

  • memory/3636-6-0x0000000004B00000-0x0000000004B1E000-memory.dmp
    Filesize

    120KB

  • memory/3636-5-0x0000000004BA0000-0x0000000004BA1000-memory.dmp
    Filesize

    4KB

  • memory/3636-3-0x00000000000A0000-0x00000000000A1000-memory.dmp
    Filesize

    4KB