Analysis

  • max time kernel
    147s
  • max time network
    163s
  • platform
    windows10_x64
  • resource
    win10-en-20210920
  • submitted
    21-10-2021 21:29

General

  • Target

    25d74427ae7e23812c332fc12580e2bbc450cbc71696762e352db8de5bfb11af.dll

  • Size

    706KB

  • MD5

    d8cf7a3d7db26001b24685c3629eea77

  • SHA1

    22b30009a5ec97ae5f028e2f5985e2f50ffce91c

  • SHA256

    25d74427ae7e23812c332fc12580e2bbc450cbc71696762e352db8de5bfb11af

  • SHA512

    23c074e4969bfb05a9eb65feb7994339aee346d84fb4b37fe2672cd0537ddb10b92a49509dfa27829d09094ca0f35cf34a7d08c669d53c806a7278260f67a3e2

Malware Config

Extracted

Family

trickbot

Version

100019

Botnet

rob136

C2

65.152.201.203:443

185.56.175.122:443

46.99.175.217:443

179.189.229.254:443

46.99.175.149:443

181.129.167.82:443

216.166.148.187:443

46.99.188.223:443

128.201.76.252:443

62.99.79.77:443

60.51.47.65:443

24.162.214.166:443

45.36.99.184:443

97.83.40.67:443

184.74.99.214:443

103.105.254.17:443

62.99.76.213:443

82.159.149.52:443

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\25d74427ae7e23812c332fc12580e2bbc450cbc71696762e352db8de5bfb11af.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3464
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\25d74427ae7e23812c332fc12580e2bbc450cbc71696762e352db8de5bfb11af.dll,#1
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:656
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe
        3⤵
          PID:440
        • C:\Windows\system32\wermgr.exe
          C:\Windows\system32\wermgr.exe
          3⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:1040

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/656-118-0x0000000000000000-mapping.dmp
    • memory/656-120-0x0000000001200000-0x0000000001245000-memory.dmp
      Filesize

      276KB

    • memory/656-119-0x0000000000F10000-0x0000000000FBE000-memory.dmp
      Filesize

      696KB

    • memory/656-121-0x0000000000ED0000-0x0000000000ED1000-memory.dmp
      Filesize

      4KB

    • memory/656-122-0x0000000010001000-0x0000000010003000-memory.dmp
      Filesize

      8KB

    • memory/1040-123-0x0000000000000000-mapping.dmp
    • memory/1040-124-0x000001AD43550000-0x000001AD43579000-memory.dmp
      Filesize

      164KB

    • memory/1040-125-0x000001AD43590000-0x000001AD43591000-memory.dmp
      Filesize

      4KB

    • memory/1040-127-0x000001AD435C0000-0x000001AD435C2000-memory.dmp
      Filesize

      8KB

    • memory/1040-126-0x000001AD435C0000-0x000001AD435C2000-memory.dmp
      Filesize

      8KB