Resubmissions

13/09/2021, 14:21

210913-rn7w5sghfn10

19/08/2021, 15:37

210819-phk4f1rjde10

28/07/2021, 16:18

210728-vq2csehsha10

Analysis

  • max time kernel
    128s
  • max time network
    139s
  • platform
    windows10_x64
  • resource
    win10v20210410
  • submitted
    28/07/2021, 16:18

General

  • Target
    joinpornhub.pdf.dll
  • Size 388KB
  • Sample210728-vq2csehsha
  • SHA256 dbdf67590cfb1a76b02700a7c91c11ddf0c75f5963e6d56020e983e15a65c5d9
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • trickbot

Version
  • 100018

Botnet
  • rob114

C2
  • 38.110.103.124:443

  • 185.56.76.28:443

  • 204.138.26.60:443

  • 60.51.47.65:443

  • 74.85.157.139:443

  • 68.69.26.182:443

  • 38.110.103.136:443

  • 38.110.103.18:443

  • 138.34.28.219:443

  • 185.56.76.94:443

  • 217.115.240.248:443

  • 24.162.214.166:443

  • 80.15.2.105:443

  • 154.58.23.192:443

  • 38.110.100.104:443

  • 45.36.99.184:443

  • 185.56.76.108:443

  • 185.56.76.72:443

  • 138.34.28.35:443

  • 97.83.40.67:443

Attributes
  • autorun
    Name:pwgrabb
    Name:pwgrabc
ecc_pubkey.base64

Signatures

  • Trickbot

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

  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\joinpornhub.pdf.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3484
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\joinpornhub.pdf.dll,#1
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2220
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe
        3⤵
          PID:1924
        • C:\Windows\system32\wermgr.exe
          C:\Windows\system32\wermgr.exe
          3⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:1948

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          memory/1948-128-0x0000016374C30000-0x0000016374C31000-memory.dmp

          memory/1948-127-0x0000016374A10000-0x0000016374A38000-memory.dmp

          memory/2220-115-0x0000000000740000-0x000000000077B000-memory.dmp

          memory/2220-118-0x0000000000780000-0x00000000007B9000-memory.dmp

          memory/2220-120-0x0000000000C50000-0x0000000000C87000-memory.dmp

          memory/2220-123-0x0000000000C90000-0x0000000000CD4000-memory.dmp

          memory/2220-125-0x0000000000CE1000-0x0000000000CE3000-memory.dmp

          memory/2220-124-0x0000000000D00000-0x0000000000D01000-memory.dmp

          memory/2220-122-0x0000000000570000-0x00000000005A8000-memory.dmp