Analysis

  • max time kernel
    150s
  • max time network
    153s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    24-11-2022 07:48

General

  • Target

    c7715cabaa44e33a7e60bc3599924d77e0021383d2f6b1b0ecd5e84bcbfb62c2.exe

  • Size

    478KB

  • MD5

    e46421290522060e95dc6c6ac9bab9c8

  • SHA1

    08aaa1203dca088e366ea31253ec264ca710f015

  • SHA256

    c7715cabaa44e33a7e60bc3599924d77e0021383d2f6b1b0ecd5e84bcbfb62c2

  • SHA512

    d590f467b8ebcc8805d910506585033c29c6f3f47b232cf2ebbfea91bf139e135b197ecd8a599521b25cf45fa0e46932e992842651ffe4d0c71b9c2d866369a5

  • SSDEEP

    6144:/ipL4qsxpzEeqcQL3dOk+yrctZl/nS0JSAS2cu1PfFjHNNj9iL:/6UZbzH2Ok+HbrJSycwl/j90

Malware Config

Signatures

  • Deletes shadow copies 2 TTPs

    Ransomware often targets backup files to inhibit system recovery.

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Drops file in Windows directory 2 IoCs
  • Interacts with shadow copies 2 TTPs 1 IoCs

    Shadow copies are often targeted by ransomware to inhibit system recovery.

  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 19 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c7715cabaa44e33a7e60bc3599924d77e0021383d2f6b1b0ecd5e84bcbfb62c2.exe
    "C:\Users\Admin\AppData\Local\Temp\c7715cabaa44e33a7e60bc3599924d77e0021383d2f6b1b0ecd5e84bcbfb62c2.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of WriteProcessMemory
    PID:1752
    • C:\Users\Admin\AppData\Local\Temp\c7715cabaa44e33a7e60bc3599924d77e0021383d2f6b1b0ecd5e84bcbfb62c2.exe
      "C:\Users\Admin\AppData\Local\Temp\c7715cabaa44e33a7e60bc3599924d77e0021383d2f6b1b0ecd5e84bcbfb62c2.exe"
      2⤵
      • Checks whether UAC is enabled
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:864
      • C:\Windows\SysWOW64\explorer.exe
        "C:\Windows\system32\explorer.exe"
        3⤵
        • Adds Run key to start application
        • Drops file in Windows directory
        • Suspicious use of WriteProcessMemory
        PID:1516
        • C:\Windows\SysWOW64\vssadmin.exe
          vssadmin.exe Delete Shadows /All /Quiet
          4⤵
          • Interacts with shadow copies
          PID:1888
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:1784

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\ProgramData\itepoqipifegakiz\01000000

    Filesize

    478KB

    MD5

    92413f283a0c5634aa408bd17062c92b

    SHA1

    7a358e96a0594e0d191c06244c066ea8fb0718e5

    SHA256

    ebf4bfb89c451d178586a0d2961071e76661a8eae0758e6ba8c764ab47f85298

    SHA512

    20176a82a36a0bb724d9b85a5dd9128aa36d36f32e7feb33d298b1e256fbb7dedb6252cf6528875c4d4c1ca86cc0338168e112ea3dcdeeadd627c3343a5bfc81

  • memory/864-69-0x0000000000400000-0x000000000043B000-memory.dmp

    Filesize

    236KB

  • memory/864-78-0x0000000000400000-0x000000000043B000-memory.dmp

    Filesize

    236KB

  • memory/864-68-0x0000000000400000-0x000000000043B000-memory.dmp

    Filesize

    236KB

  • memory/864-61-0x0000000000400000-0x000000000043B000-memory.dmp

    Filesize

    236KB

  • memory/864-62-0x0000000000400000-0x000000000043B000-memory.dmp

    Filesize

    236KB

  • memory/864-64-0x0000000000400000-0x000000000043B000-memory.dmp

    Filesize

    236KB

  • memory/864-66-0x0000000000400000-0x000000000043B000-memory.dmp

    Filesize

    236KB

  • memory/864-60-0x0000000000400000-0x000000000043B000-memory.dmp

    Filesize

    236KB

  • memory/864-58-0x0000000000400000-0x000000000043B000-memory.dmp

    Filesize

    236KB

  • memory/864-55-0x0000000000400000-0x000000000043B000-memory.dmp

    Filesize

    236KB

  • memory/1516-81-0x0000000072D11000-0x0000000072D13000-memory.dmp

    Filesize

    8KB

  • memory/1516-76-0x00000000750B1000-0x00000000750B3000-memory.dmp

    Filesize

    8KB

  • memory/1516-70-0x0000000000110000-0x000000000014C000-memory.dmp

    Filesize

    240KB

  • memory/1516-72-0x0000000000110000-0x000000000014C000-memory.dmp

    Filesize

    240KB

  • memory/1516-79-0x0000000000110000-0x000000000014C000-memory.dmp

    Filesize

    240KB

  • memory/1752-54-0x0000000076261000-0x0000000076263000-memory.dmp

    Filesize

    8KB