General

  • Target

    Attach_1173795677_35048458.xls

  • Size

    141KB

  • Sample

    210224-jktr9829nj

  • MD5

    00aeae3f7461f896f1c2fcf505f7dc05

  • SHA1

    6c102b19e8af7234b073f61f5bd21e6cbe655897

  • SHA256

    269e90bae09cfe1649937e5dd2763b7136531ca2b6b85963ebd11915e6027dbc

  • SHA512

    91d20d053e7094b98c4572cbadcdb6713916f9a9d5f93a2bd61f65381b8becfc5a2205d1a70797ef7c2d4e20ab8cd005806df982a355e4aac2e1936e30062e27

Malware Config

Extracted

Language
xlm4.0
Source
URLs
xlm40.dropper

http://bearcatpumps.com.cn/css/tolkio.php

Extracted

Family

trickbot

Version

2000026

Botnet

rob16

C2

154.79.252.132:449

179.191.108.58:449

200.6.169.124:443

103.76.20.226:443

80.78.77.116:449

80.78.75.246:443

45.234.248.66:449

187.190.116.59:443

185.234.72.84:443

36.94.202.131:443

103.91.244.102:449

168.232.188.88:449

103.73.101.98:449

173.81.4.147:449

202.142.151.190:449

118.67.216.238:449

108.170.20.72:443

85.159.214.61:443

36.92.93.5:449

79.122.166.236:449

Attributes
  • autorun
    Name:pwgrab
ecc_pubkey.base64

Targets

    • Target

      Attach_1173795677_35048458.xls

    • Size

      141KB

    • MD5

      00aeae3f7461f896f1c2fcf505f7dc05

    • SHA1

      6c102b19e8af7234b073f61f5bd21e6cbe655897

    • SHA256

      269e90bae09cfe1649937e5dd2763b7136531ca2b6b85963ebd11915e6027dbc

    • SHA512

      91d20d053e7094b98c4572cbadcdb6713916f9a9d5f93a2bd61f65381b8becfc5a2205d1a70797ef7c2d4e20ab8cd005806df982a355e4aac2e1936e30062e27

    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

    • Trickbot

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

    • Templ.dll packer

      Detects Templ.dll packer which usually loads Trickbot.

    • Loads dropped DLL

    • Looks up external IP address via web service

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

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Modify Registry

1
T1112

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Tasks