Analysis

  • max time kernel
    136s
  • max time network
    139s
  • platform
    windows10_x64
  • resource
    win10v200430
  • submitted
    14-07-2020 04:41

General

  • Target

    39b89f87fb5a6303bf6721c477e0c109a7cd67433081092fef963b26a00f28c9.dll

  • Size

    611KB

  • MD5

    69f15ee8548baac2db17c3432bd97d21

  • SHA1

    02b3b0bd1a683fda61488d920cde8c40907a2e68

  • SHA256

    39b89f87fb5a6303bf6721c477e0c109a7cd67433081092fef963b26a00f28c9

  • SHA512

    be0f32d87f67a71cbd47a32d1335968e87856cf468b1d34f0c13c3a8351a9dfbc7dc6eaaa803fd7439e3e67d90efc1dac088b1fc523ca48b8013fe43cb300f64

Malware Config

Extracted

Family

trickbot

Version

1000512

Botnet

chil65

C2

95.171.16.42:443

185.90.61.9:443

5.1.81.68:443

185.99.2.65:443

134.119.191.11:443

85.204.116.100:443

78.108.216.47:443

51.81.112.144:443

194.5.250.121:443

185.14.31.104:443

185.99.2.66:443

107.175.72.141:443

192.3.247.123:443

134.119.191.21:443

85.204.116.216:443

91.235.129.20:443

181.129.104.139:449

181.112.157.42:449

181.129.134.18:449

131.161.253.190:449

Attributes
  • autorun
    Name:pwgrab
ecc_pubkey.base64

Signatures

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Trickbot

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

  • Suspicious use of WriteProcessMemory 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Templ.dll packer 2 IoCs

    Detects Templ.dll packer which usually loads Trickbot.

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\39b89f87fb5a6303bf6721c477e0c109a7cd67433081092fef963b26a00f28c9.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2116
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\39b89f87fb5a6303bf6721c477e0c109a7cd67433081092fef963b26a00f28c9.dll,#1
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2444
      • C:\Windows\system32\wermgr.exe
        C:\Windows\system32\wermgr.exe
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:2648

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2444-1-0x00000000044A0000-0x00000000044CE000-memory.dmp

    Filesize

    184KB

  • memory/2444-2-0x00000000044D0000-0x00000000044FD000-memory.dmp

    Filesize

    180KB