Overview

overview

7

Static

static

rechnung_n...89.exe

windows7-x64

7

rechnung_n...89.exe

windows10-2004-x64

6

Analysis

  • max time kernel
    4s
  • max time network
    8s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-11-2022 04:19

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General

  • Target

    rechnung_november_2014_0003900028_2014_11_0029302375471_03_444_0039938289.exe

  • Size

    152KB

  • MD5

    fa2f4d553195f26107bb14dd6bd1336f

  • SHA1

    afc4088979a8de48bc06f921ffcddec35716b00c

  • SHA256

    6d9e4d239cebe3c438a2c9a582afbc6d8d06f45fc5fd00b7aed6591d9826c276

  • SHA512

    12c2343d8a7385fb1ea9e7b46ee47216cc53445ab40b9708450adb044dcdbf470b9140620de071206a95446ef801fe7cb7164f8a822cd6f4c22a7777b50a2595

  • SSDEEP

    3072:+PUPz54mYWpWUGgYWancdOoDbj78duHvbCQpLtfCczU+vA6VtfROjVmd+zr3/1Q2:AuGmDGPQHDbZvuQtNzU+v3ML

Score
6/10
persistence

Malware Config

Signatures

  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:3056
    • C:\Users\Admin\AppData\Local\Temp\rechnung_november_2014_0003900028_2014_11_0029302375471_03_444_0039938289.exe
      "C:\Users\Admin\AppData\Local\Temp\rechnung_november_2014_0003900028_2014_11_0029302375471_03_444_0039938289.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:4000
      • C:\Users\Admin\AppData\Local\Temp\rechnung_november_2014_0003900028_2014_11_0029302375471_03_444_0039938289.exe
        C:\Users\Admin\AppData\Local\Temp\rechnung_november_2014_0003900028_2014_11_0029302375471_03_444_0039938289.exe
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2440
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Roaming\ms907061.bat"
          4⤵
            PID:3876

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Initial Access

    Execution

    Persistence

    Registry Run Keys / Startup Folder

    1
    T1060

    Privilege Escalation

    Defense Evasion

    Modify Registry

    1
    T1112

    Credential Access

    Discovery

    Lateral Movement

    Collection

    Exfiltration

    Command and Control

    Impact

    Replay Monitor

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    Downloads

    • memory/2440-132-0x0000000000000000-mapping.dmp
      Download
    • memory/2440-133-0x0000000000400000-0x0000000000412000-memory.dmp
      Filesize

      72KB

      Download
    • memory/2440-135-0x0000000000400000-0x0000000000412000-memory.dmp
      Filesize

      72KB

      Download
    • memory/2440-139-0x0000000000400000-0x0000000000412000-memory.dmp
      Filesize

      72KB

      Download
    • memory/3056-138-0x00007FF84B490000-0x00007FF84B4A0000-memory.dmp
      Filesize

      64KB

      Download
    • memory/3876-137-0x0000000000000000-mapping.dmp
      Download
    • memory/4000-136-0x0000000002450000-0x0000000002454000-memory.dmp
      Filesize

      16KB

      Download