General

  • Target

    Document_218194614.xls

  • Size

    45KB

  • Sample

    201229-h6sx66pab2

  • MD5

    ca95ab4f985308073f50a49f0e844f57

  • SHA1

    45cb6f0ced9db34d3c55f3f257c9b5c2aa0e944f

  • SHA256

    91f3067b57ae1a21d6ea401e41325353fe42e3456f7ecfa4858fb8eff9feadcd

  • SHA512

    f673b74beccabe0414ebd0257de7fbe31f2e5615940cc03e45572436ca99a99d92894cdcb7c301760e84724471456e34bfb82da43d17ebdc160c659dd9385a91

Malware Config

Extracted

Language
xlm4.0
Source
URLs
xlm40.dropper

http://hiperdoscolchoes.com/demoimg.gif

Extracted

Family

trickbot

Version

100008

Botnet

rob33

C2

103.231.115.106:449

117.222.63.100:449

117.254.58.83:449

149.54.11.54:449

170.82.4.64:449

177.11.12.93:449

182.16.187.251:449

187.108.86.48:449

190.152.88.57:449

203.88.149.33:449

36.89.191.119:449

41.159.31.227:449

85.202.128.243:449

92.204.160.82:449

103.150.68.124:449

103.126.185.7:449

103.112.145.58:449

103.110.53.174:449

102.164.208.48:449

102.164.208.44:449

Attributes
  • autorun
    Name:pwgrab
ecc_pubkey.base64

Targets

    • Target

      Document_218194614.xls

    • Size

      45KB

    • MD5

      ca95ab4f985308073f50a49f0e844f57

    • SHA1

      45cb6f0ced9db34d3c55f3f257c9b5c2aa0e944f

    • SHA256

      91f3067b57ae1a21d6ea401e41325353fe42e3456f7ecfa4858fb8eff9feadcd

    • SHA512

      f673b74beccabe0414ebd0257de7fbe31f2e5615940cc03e45572436ca99a99d92894cdcb7c301760e84724471456e34bfb82da43d17ebdc160c659dd9385a91

    • 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

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • 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

3
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

3
T1082

Tasks