Analysis

  • max time kernel
    152s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220112
  • submitted
    05/02/2022, 11:54

General

  • Target

    a50483f8e72c7e2387b2a2384804b9ced0208333a5e8713cfd7916a67ad5ab2c.exe

  • Size

    264KB

  • MD5

    a4a28b285f1eda81ade8a6afb934fd47

  • SHA1

    6ea5a72e6e369484e76ab7c6e8e50f230c116f5e

  • SHA256

    a50483f8e72c7e2387b2a2384804b9ced0208333a5e8713cfd7916a67ad5ab2c

  • SHA512

    f1b6768e1d33db73308298a6a91b059eac7dcc0b668336db92d3660520b0a3b49f9fc43e8495c00d11b199d10af9ebb32eff3925a98562f5bd27032ae6856646

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.

  • 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 51 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\a50483f8e72c7e2387b2a2384804b9ced0208333a5e8713cfd7916a67ad5ab2c.exe
    "C:\Users\Admin\AppData\Local\Temp\a50483f8e72c7e2387b2a2384804b9ced0208333a5e8713cfd7916a67ad5ab2c.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:64
    • C:\Windows\system32\wermgr.exe
      C:\Windows\system32\wermgr.exe
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:3744
  • C:\Windows\system32\MusNotifyIcon.exe
    %systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
    1⤵
    • Checks processor information in registry
    PID:312
  • 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:3524

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/64-130-0x00000000021C0000-0x00000000021EE000-memory.dmp

          Filesize

          184KB

        • memory/64-133-0x0000000002220000-0x000000000224B000-memory.dmp

          Filesize

          172KB

        • memory/64-134-0x0000000002190000-0x00000000021BC000-memory.dmp

          Filesize

          176KB

        • memory/64-135-0x00000000021F0000-0x000000000221A000-memory.dmp

          Filesize

          168KB

        • memory/64-138-0x0000000002260000-0x0000000002261000-memory.dmp

          Filesize

          4KB

        • memory/64-139-0x0000000010000000-0x0000000010003000-memory.dmp

          Filesize

          12KB

        • memory/3744-140-0x000001FE64170000-0x000001FE643A0000-memory.dmp

          Filesize

          2.2MB