Analysis

  • max time kernel
    140s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220112
  • submitted
    05/02/2022, 07:50

General

  • Target

    f750671ee53265e7e39795944aeb09b5e081871bfe0005627729ab91825ddbb9.exe

  • Size

    264KB

  • MD5

    342e5e000b3f75fa628d106683dd29d4

  • SHA1

    c1735c0ac7fe54c140b194da1c6c6b1057242013

  • SHA256

    f750671ee53265e7e39795944aeb09b5e081871bfe0005627729ab91825ddbb9

  • SHA512

    1be2ffbf41f98b429edaaf5aa671bdc9198c797122373ab7f8596db57b011b9dd319113d94b9dc58d5f4ccacd15c7955ad08c9fa41815557202f8376d67288fc

Malware Config

Extracted

Family

trickbot

Version

1000508

Botnet

ono41

C2

164.132.255.19:443

188.119.113.114:443

176.119.159.147:443

51.254.164.243:443

178.156.202.251:443

185.234.72.24:443

194.5.250.52:443

217.12.209.244:443

185.99.2.123:443

185.198.57.75:443

93.189.42.81:443

148.251.185.186:443

79.137.101.2:443

51.89.115.121:443

91.200.100.84:443

194.5.250.69:443

185.14.30.45:443

185.99.2.142:443

107.175.133.162:443

5.196.247.14:443

Attributes
  • autorun
    Name:pwgrab
ecc_pubkey.base64

Signatures

  • Trickbot

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

  • Dave packer 2 IoCs

    Detects executable using a packer named 'Dave' by the community, based on a string at the end.

  • Sets service image path in registry 2 TTPs
  • Drops file in Windows directory 1 IoCs
  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Modifies data under HKEY_USERS 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f750671ee53265e7e39795944aeb09b5e081871bfe0005627729ab91825ddbb9.exe
    "C:\Users\Admin\AppData\Local\Temp\f750671ee53265e7e39795944aeb09b5e081871bfe0005627729ab91825ddbb9.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:816
    • C:\Windows\system32\wermgr.exe
      C:\Windows\system32\wermgr.exe
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:3260
  • C:\Windows\system32\MusNotifyIcon.exe
    %systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
    1⤵
    • Checks processor information in registry
    PID:3760
  • C:\Windows\System32\WaaSMedicAgent.exe
    C:\Windows\System32\WaaSMedicAgent.exe 1683ddec8a6b703fa4b8ab0338aca571 56J+OO/JnEWglzfMAQ6rcg.0.1.0.0.0
    1⤵
    • Modifies data under HKEY_USERS
    PID:3828
  • C:\Windows\System32\svchost.exe
    C:\Windows\System32\svchost.exe -k NetworkService -p
    1⤵
    • Drops file in Windows directory
    • Modifies data under HKEY_USERS
    PID:4072

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/816-130-0x0000000000620000-0x000000000064E000-memory.dmp

          Filesize

          184KB

        • memory/816-133-0x0000000002230000-0x000000000225B000-memory.dmp

          Filesize

          172KB

        • memory/816-134-0x00000000005F0000-0x000000000061C000-memory.dmp

          Filesize

          176KB

        • memory/816-135-0x0000000002200000-0x000000000222A000-memory.dmp

          Filesize

          168KB

        • memory/816-138-0x0000000002270000-0x0000000002271000-memory.dmp

          Filesize

          4KB

        • memory/816-139-0x0000000010000000-0x0000000010003000-memory.dmp

          Filesize

          12KB

        • memory/3260-140-0x000001DD87A10000-0x000001DD87C50000-memory.dmp

          Filesize

          2.2MB