Overview

overview

10

Static

static

30ea4cda53...95.exe

windows7-x64

10

30ea4cda53...95.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    31s
  • max time network
    41s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    21-10-2022 11:42

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General

  • Target

    30ea4cda531ea2ea2a7f2b5494fcc830e623518862c48852a4b1e3b03c071f95.exe

  • Size

    177KB

  • MD5

    22408f36bd6db96d30c5bb149b3050e0

  • SHA1

    e184eeb125c465dfa2b1a721ad89b45ce0cf3801

  • SHA256

    30ea4cda531ea2ea2a7f2b5494fcc830e623518862c48852a4b1e3b03c071f95

  • SHA512

    743f21a1ee68de71eaf52c0e7d91db9c5826e37ea0c3b98a11d662c2aa536e96e60a859a8abb69683bf87589d903e3e2772000827268270b0cfdb810d5ea2198

  • SSDEEP

    3072:Yq/HSpAbGTe2Aq/tqiI09Gp7ifqtTyOWZS7wB7gUkIjr7aF1A:YqQAbge6Gp79Wc7pIjr7aF1A

Score
10/10
salitybackdoordiscoveryevasionexploittrojanupx

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
  • Possible privilege escalation attempt 2 IoCs
    exploit
  • UPX packed file 3 IoCs

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

    upx
  • Modifies file permissions 1 TTPs 2 IoCs
    discovery
  • Windows security modification 2 TTPs 7 IoCs
    evasiontrojan
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
    evasiontrojan
  • Drops file in Windows directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 20 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs
  • System policy modification 1 TTPs 1 IoCs
    evasion

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1188
      • C:\Users\Admin\AppData\Local\Temp\30ea4cda531ea2ea2a7f2b5494fcc830e623518862c48852a4b1e3b03c071f95.exe
        "C:\Users\Admin\AppData\Local\Temp\30ea4cda531ea2ea2a7f2b5494fcc830e623518862c48852a4b1e3b03c071f95.exe"
        2⤵
        • Modifies firewall policy service
        • UAC bypass
        • Windows security bypass
        • Windows security modification
        • Checks whether UAC is enabled
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        • System policy modification
        PID:1348
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c ""C:\Users\Admin\AppData\Roaming\Tencent\QQPinyin\RenameTTX\x_0.bat" "
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:732
          • C:\Windows\SysWOW64\takeown.exe
            takeown /F mingliu.ttc /A
            4⤵
            • Possible privilege escalation attempt
            • Modifies file permissions
            • Suspicious use of AdjustPrivilegeToken
            PID:940
          • C:\Windows\SysWOW64\icacls.exe
            icacls mingliu.ttc /grant Administrators:(F)
            4⤵
            • Possible privilege escalation attempt
            • Modifies file permissions
            PID:972
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1164
      • C:\Windows\system32\taskhost.exe
        "taskhost.exe"
        1⤵
          PID:1104

        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

        File Permissions Modification

        1
        T1222

        Credential Access

        Discovery

        System Information Discovery

        2
        T1082

        Lateral Movement

        Collection

        Exfiltration

        Command and Control

        Impact

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Roaming\Tencent\QQPinyin\RenameTTX\x_0.bat
          Filesize

          254B

          MD5

          00a44a36512228fdd22f812ad21d6f26

          SHA1

          64d48adbbd2d942e2ea79b232cf0fe8995edcf51

          SHA256

          51bf22a92e82778eb0ea72b509ef0e25992fe218bae5f136dc95d01789297946

          SHA512

          f183f7d7784b667c4ec82ff64097453d26c9b94e10aad76a72b691ed14dcd2d0e37b7aaa2f7407f06d4b06b36b3d46a5bc22001c43ac5d99c95df19612e63f7e

          Download Submit
        • memory/732-59-0x0000000000000000-mapping.dmp
          Download
        • memory/940-61-0x0000000000000000-mapping.dmp
          Download
        • memory/972-62-0x0000000000000000-mapping.dmp
          Download
        • memory/1348-54-0x0000000074F41000-0x0000000074F43000-memory.dmp
          Filesize

          8KB

          Download
        • memory/1348-55-0x0000000001D50000-0x0000000002E0A000-memory.dmp
          Filesize

          16.7MB

          Download
        • memory/1348-56-0x0000000000400000-0x000000000042C000-memory.dmp
          Filesize

          176KB

          Download
        • memory/1348-57-0x0000000001D50000-0x0000000002E0A000-memory.dmp
          Filesize

          16.7MB

          Download
        • memory/1348-58-0x00000000003E0000-0x00000000003E2000-memory.dmp
          Filesize

          8KB

          Download
        • memory/1348-63-0x0000000000400000-0x000000000042C000-memory.dmp
          Filesize

          176KB

          Download
        • memory/1348-64-0x0000000001D50000-0x0000000002E0A000-memory.dmp
          Filesize

          16.7MB

          Download