Resubmissions

20-11-2020 06:46

201120-tjtn939v12 10

19-11-2020 12:46

201119-jt6qxfc596 10

19-11-2020 12:42

201119-cgmj5el5rx 10

Analysis

  • max time kernel
    87s
  • max time network
    144s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    19-11-2020 12:42

General

  • Target

    openme.exe

  • Size

    756KB

  • MD5

    d6408ae6bf86b97eadfb3f15bbfd7933

  • SHA1

    dd877b59c9acd80535ad22bdc07525d536a41139

  • SHA256

    4ee11bd54d2f1dc61467de3f71bb6b9f01bfdd35df8fe586fa556f2383c96b21

  • SHA512

    f97da566db808c31ef9813124a7555ce35d3ead23238911935aa85845374dead962587cb252b7fda05c94c9b54b4555ec953e2d31316d2495c73aab148e88dec

Malware Config

Extracted

Family

trickbot

Version

100003

Botnet

rob6

C2

102.164.206.129:449

103.131.156.21:449

103.131.157.102:449

103.131.157.161:449

103.146.232.5:449

103.150.68.124:449

103.156.126.232:449

103.30.85.157:449

103.52.47.20:449

Attributes
  • autorun
    Name:pwgrab
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 1 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\openme.exe
    "C:\Users\Admin\AppData\Local\Temp\openme.exe"
    1⤵
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:752
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:2024
      • C:\Windows\system32\wermgr.exe
        C:\Windows\system32\wermgr.exe
        2⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:1440

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/752-3-0x0000000001D80000-0x0000000001DBA000-memory.dmp
      Filesize

      232KB

    • memory/752-6-0x0000000002890000-0x0000000002894000-memory.dmp
      Filesize

      16KB

    • memory/752-5-0x0000000001D00000-0x0000000001D04000-memory.dmp
      Filesize

      16KB

    • memory/1440-4-0x0000000000000000-mapping.dmp
    • memory/2024-2-0x0000000000000000-mapping.dmp