Analysis

  • max time kernel
    144s
  • max time network
    133s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220112
  • submitted
    05/02/2022, 11:51

General

  • Target

    a5c549aaf3a6349859bd02502de2e98e7bcc259ea7972197765e4a1c9a39b539.exe

  • Size

    264KB

  • MD5

    c0df25ecbde1f6c62dff6aa7cd9abb55

  • SHA1

    5d99e940fd0e2feb13c1957191dec4346e36cb9f

  • SHA256

    a5c549aaf3a6349859bd02502de2e98e7bcc259ea7972197765e4a1c9a39b539

  • SHA512

    e625b946576c2e425c4d86be3bf24587b5989509fe9b505c08459130d40ef13cc1e8e4b1c7491cc60ccbdcf96edd125ed446e993f4259a979e6755b7bd4b5c10

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 47 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\a5c549aaf3a6349859bd02502de2e98e7bcc259ea7972197765e4a1c9a39b539.exe
    "C:\Users\Admin\AppData\Local\Temp\a5c549aaf3a6349859bd02502de2e98e7bcc259ea7972197765e4a1c9a39b539.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3688
    • C:\Windows\system32\wermgr.exe
      C:\Windows\system32\wermgr.exe
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:3860
  • C:\Windows\system32\MusNotifyIcon.exe
    %systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
    1⤵
    • Checks processor information in registry
    PID:4012
  • 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:1112

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/3688-130-0x00000000021F0000-0x000000000221E000-memory.dmp

          Filesize

          184KB

        • memory/3688-133-0x0000000002350000-0x000000000237B000-memory.dmp

          Filesize

          172KB

        • memory/3688-134-0x00000000021C0000-0x00000000021EC000-memory.dmp

          Filesize

          176KB

        • memory/3688-135-0x0000000002320000-0x000000000234A000-memory.dmp

          Filesize

          168KB

        • memory/3688-139-0x0000000010000000-0x0000000010003000-memory.dmp

          Filesize

          12KB

        • memory/3688-138-0x00000000021A0000-0x00000000021A1000-memory.dmp

          Filesize

          4KB

        • memory/3860-140-0x000002C651950000-0x000002C651B30000-memory.dmp

          Filesize

          1.9MB