General

  • Target

    Document_1452730543.xls.zip

  • Size

    35KB

  • Sample

    201229-wxbn29s1xn

  • MD5

    34a31f3585dad09d06303a44ef939525

  • SHA1

    881eacc7ed44b2cdf8a8603e01f953977fbc3c3a

  • SHA256

    cb9674fbcadf290724a4d48d36e6968195492c545f89679d010ad7b0e3676689

  • SHA512

    daa65568955ce529b50cc5c325ba88e52faa82674683721bcad966c4f7137dc961e2778ae7f46f0fa7209c338707799fbc7e6f7588680065a6b183a26392aed4

Malware Config

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_1452730543.xls

    • Size

      45KB

    • MD5

      ff0c9c2a9193dab84e4f3fe426c56c54

    • SHA1

      e4f5866918418e3c7b00bfcba16993b0eb1796cf

    • SHA256

      8d8e5f67621739e6b1d56bcd0748949d35ecdcb9cbb903b298d351e0df1402cf

    • SHA512

      80e2e32711481e0759a100648c6445f1c9e4a58a21f561833f7f0f819c98aba792561def14c64edd2335415b9ae4d2a62130fe31300edec38b4c71639fadcb83

    • 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