Analysis

  • max time kernel
    46s
  • max time network
    111s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    06-05-2021 04:31

General

  • Target

    redbutton.exe

  • Size

    644KB

  • MD5

    4e8bfa8b70bac13ec29bbc98324ba3fd

  • SHA1

    6d2aad55527373377348f0f34559acfca04c164f

  • SHA256

    f5e103d4ae71ed138bc80e4a7a909c26ad6be88238269643141d3f5043e4ff13

  • SHA512

    f5b3cbfbce7a1dff8f2a6f9696cf709f5ef2b8a068656ca8cfee2f34fcc31284f6f11f0cb795f5840ee7cfd1ebdfb1a073a9092df6b96ab3bc58e2f08cb0093d

Malware Config

Extracted

Family

trickbot

Version

2000029

Botnet

tot94

C2

103.66.72.217:443

117.252.68.211:443

103.124.173.35:443

115.73.211.230:443

117.54.250.246:443

131.0.112.122:443

102.176.221.78:443

181.176.161.143:443

154.79.251.172:443

103.111.199.76:443

103.54.41.193:443

154.79.244.182:443

154.79.245.158:443

139.255.116.42:443

178.254.161.250:443

178.134.47.166:443

158.181.179.229:443

103.90.197.33:443

109.207.165.40:443

178.72.192.20:443

Attributes
  • autorun
    Name:pwgrabb
    Name:pwgrabc
ecc_pubkey.base64

Signatures

  • Trickbot

    Developed in 2016, TrickBot is one of the more recent banking Trojans.

  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\redbutton.exe
    "C:\Users\Admin\AppData\Local\Temp\redbutton.exe"
    1⤵
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1988
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe
      2⤵
        PID:1408
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe
        2⤵
          PID:2040
        • C:\Windows\system32\wermgr.exe
          C:\Windows\system32\wermgr.exe
          2⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:1536

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/1536-68-0x0000000000000000-mapping.dmp
      • memory/1536-70-0x0000000000110000-0x0000000000111000-memory.dmp
        Filesize

        4KB

      • memory/1536-69-0x0000000000060000-0x0000000000089000-memory.dmp
        Filesize

        164KB

      • memory/1988-60-0x0000000075B31000-0x0000000075B33000-memory.dmp
        Filesize

        8KB

      • memory/1988-61-0x0000000000750000-0x000000000078F000-memory.dmp
        Filesize

        252KB

      • memory/1988-65-0x0000000001EE1000-0x0000000001F1A000-memory.dmp
        Filesize

        228KB

      • memory/1988-64-0x0000000000530000-0x000000000056C000-memory.dmp
        Filesize

        240KB

      • memory/1988-67-0x0000000010001000-0x0000000010003000-memory.dmp
        Filesize

        8KB

      • memory/1988-66-0x0000000000790000-0x00000000007A1000-memory.dmp
        Filesize

        68KB