Analysis

  • max time kernel
    27s
  • max time network
    140s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    23-03-2021 16:42

General

  • Target

    GVer.iks.dll

  • Size

    432KB

  • MD5

    6a653a2eb2417619f4cf1f4e0132b39f

  • SHA1

    bce93fda262914a83ef7590eab8908a97f9cbd09

  • SHA256

    01b6ab63f7078d952ed1a18850ac202bc201aa6210592c108a2e0a4d16f06fc5

  • SHA512

    eb4d9d8e702cb0cf0162e160b7bb5661ea5fd0faf58845477172051a2049cc4fe9984fdcea25b916515e55fa773d7e31ed45a4b76b5af7a974120c631f8bcf1e

Malware Config

Extracted

Family

trickbot

Version

2000027

Botnet

rob35

C2

174.105.236.140:443

67.79.117.70:443

162.155.225.130:443

70.235.74.189:443

72.164.254.204:443

173.219.76.169:443

98.6.253.142:443

137.27.167.58:443

24.182.101.64:449

50.208.68.153:443

67.212.241.127:443

99.147.197.147:443

216.186.128.26:443

174.105.233.82:443

70.119.220.241:443

70.125.241.196:443

24.153.175.236:443

96.68.79.18:443

75.87.15.158:443

47.190.2.12:443

Attributes
  • autorun
    Name:pwgrab
ecc_pubkey.base64

Signatures

  • Trickbot

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

  • Templ.dll packer 1 IoCs

    Detects Templ.dll packer which usually loads Trickbot.

  • Looks up external IP address via web service 1 IoCs

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

  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\GVer.iks.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1616
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\GVer.iks.dll,#1
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1980
      • C:\Windows\system32\wermgr.exe
        C:\Windows\system32\wermgr.exe
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:576

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/576-5-0x0000000000000000-mapping.dmp
  • memory/576-9-0x0000000000060000-0x0000000000088000-memory.dmp
    Filesize

    160KB

  • memory/576-10-0x0000000000110000-0x0000000000111000-memory.dmp
    Filesize

    4KB

  • memory/1980-2-0x0000000000000000-mapping.dmp
  • memory/1980-3-0x00000000765A1000-0x00000000765A3000-memory.dmp
    Filesize

    8KB

  • memory/1980-4-0x00000000002F0000-0x0000000000327000-memory.dmp
    Filesize

    220KB

  • memory/1980-6-0x0000000000750000-0x0000000000793000-memory.dmp
    Filesize

    268KB

  • memory/1980-7-0x00000000001C0000-0x00000000001C1000-memory.dmp
    Filesize

    4KB

  • memory/1980-8-0x0000000010001000-0x0000000010003000-memory.dmp
    Filesize

    8KB