Analysis

  • max time kernel
    137s
  • max time network
    146s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    08/04/2021, 16:25

General

  • Target
    printme.bin.dll
  • Size 776KB
  • Sample210408-l3mj19cfbj
  • SHA256 a3cebf31e185cfae066634a108c3bee7de5c32475411c5398525e2e2caf00d80
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • trickbot

Version
  • 2000028

Botnet
  • rob47

C2
  • 89.250.208.42:449

  • 182.253.184.130:449

  • 31.211.85.110:443

  • 85.112.74.178:449

  • 102.68.17.97:443

  • 103.76.150.14:443

  • 96.9.77.142:443

  • 91.185.236.170:449

  • 87.76.1.81:449

  • 91.225.231.120:443

  • 62.213.14.166:443

  • 81.95.45.234:449

  • 148.216.32.55:443

  • 109.185.139.90:449

  • 202.166.211.197:443

  • 196.41.57.46:449

  • 84.21.206.164:449

  • 190.122.168.219:443

  • 77.95.93.132:449

  • 41.77.134.250:443

Attributes
  • autorun
    Name:pwgrab
ecc_pubkey.base64

Signatures

  • Trickbot

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

  • Templ.dll packer 3 IoCs

    Detects Templ.dll packer which usually loads Trickbot.

  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\printme.bin.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1908
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\printme.bin.dll,#1
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4020
      • C:\Windows\system32\wermgr.exe
        C:\Windows\system32\wermgr.exe
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:2776

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/2776-125-0x0000018007430000-0x0000018007458000-memory.dmp

        memory/2776-126-0x0000018007470000-0x0000018007471000-memory.dmp

        memory/4020-115-0x0000000004DA0000-0x0000000004DD9000-memory.dmp

        memory/4020-118-0x0000000005140000-0x0000000005177000-memory.dmp

        memory/4020-121-0x0000000004D60000-0x0000000004D96000-memory.dmp

        memory/4020-122-0x0000000005180000-0x00000000051C3000-memory.dmp

        memory/4020-123-0x0000000004C00000-0x0000000004C01000-memory.dmp

        memory/4020-124-0x00000000033D1000-0x00000000033D3000-memory.dmp