Overview

overview

10

Static

static

546b097aee...a2.exe

windows7-x64

10

546b097aee...a2.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    40s
  • max time network
    46s
  • platform
    windows7_x64
  • resource
    win7-20220715-en
  • resource tags

    arch:x64arch:x86image:win7-20220715-enlocale:en-usos:windows7-x64system
  • submitted
    25-07-2022 19:22

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General

  • Target

    546b097aeebf1bd389deb8546e58be95a7705dbc5b3b70635acceace9129ada2.exe

  • Size

    1.6MB

  • MD5

    a18093e442f98f4a1ce36f42aace058a

  • SHA1

    adda67d0e2792fd03433a38d55ce80b2ac0cef4c

  • SHA256

    546b097aeebf1bd389deb8546e58be95a7705dbc5b3b70635acceace9129ada2

  • SHA512

    a3a5d0764edc69e6e981f6666e43c06d2a316aa1bbc972cc0bd3ed51ea3501113b52046ebeb25e94379f0d26d900f1527b990f2065e65787244e099a47436e1f

Score
10/10
salitybackdoorevasiontrojanupx

Malware Config

Extracted

Family

sality

C2

http://89.119.67.154/testo5/

http://kukutrustnet777.info/home.gif

http://kukutrustnet888.info/home.gif

http://kukutrustnet987.info/home.gif

Signatures

  • Modifies firewall policy service 2 TTPs 3 IoCs
    evasion
  • Sality

    Sality is backdoor written in C++, first discovered in 2003.

    backdoorsality
  • UAC bypass 3 TTPs 1 IoCs
    evasiontrojan
  • Windows security bypass 2 TTPs 6 IoCs
    evasiontrojan
  • UPX packed file 3 IoCs

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

    upx
  • Windows security modification 2 TTPs 7 IoCs
    evasiontrojan
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
    evasiontrojan
  • Enumerates connected drives 3 TTPs 2 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Windows directory 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 19 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs
  • System policy modification 1 TTPs 1 IoCs
    evasion

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1432
      • C:\Users\Admin\AppData\Local\Temp\546b097aeebf1bd389deb8546e58be95a7705dbc5b3b70635acceace9129ada2.exe
        "C:\Users\Admin\AppData\Local\Temp\546b097aeebf1bd389deb8546e58be95a7705dbc5b3b70635acceace9129ada2.exe"
        2⤵
        • Modifies firewall policy service
        • UAC bypass
        • Windows security bypass
        • Windows security modification
        • Checks whether UAC is enabled
        • Enumerates connected drives
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        • System policy modification
        PID:1476
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1368
      • C:\Windows\system32\taskhost.exe
        "taskhost.exe"
        1⤵
          PID:1224

        Network

        MITRE ATT&CK Matrix ATT&CK v6

        Initial Access

        Execution

        Persistence

        Modify Existing Service

        1
        T1031

        Privilege Escalation

        Bypass User Account Control

        1
        T1088

        Defense Evasion

        Modify Registry

        5
        T1112

        Bypass User Account Control

        1
        T1088

        Disabling Security Tools

        3
        T1089

        Credential Access

        Discovery

        System Information Discovery

        2
        T1082

        Query Registry

        1
        T1012

        Peripheral Device Discovery

        1
        T1120

        Lateral Movement

        Collection

        Exfiltration

        Command and Control

        Impact

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/1476-54-0x00000000768C1000-0x00000000768C3000-memory.dmp
          Filesize

          8KB

          Download
        • memory/1476-55-0x0000000000400000-0x0000000000467000-memory.dmp
          Filesize

          412KB

          Download
        • memory/1476-56-0x0000000002060000-0x000000000311A000-memory.dmp
          Filesize

          16.7MB

          Download
        • memory/1476-57-0x0000000002060000-0x000000000311A000-memory.dmp
          Filesize

          16.7MB

          Download
        • memory/1476-58-0x00000000003E0000-0x00000000003E2000-memory.dmp
          Filesize

          8KB

          Download
        • memory/1476-59-0x0000000000400000-0x0000000000467000-memory.dmp
          Filesize

          412KB

          Download
        • memory/1476-60-0x0000000002060000-0x000000000311A000-memory.dmp
          Filesize

          16.7MB

          Download