Analysis

  • max time kernel
    107s
  • max time network
    153s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    24-09-2021 08:47

General

  • Target

    3bd37a0d6936e911850beb6d22f06b19.exe

  • Size

    356KB

  • MD5

    3bd37a0d6936e911850beb6d22f06b19

  • SHA1

    fa11a7585f5255447e6b3f5dfc2d78d6d6a22605

  • SHA256

    9d59ed2bbe718d358daeee9930525d835e6d903065d3c9283b64c049b0425ad3

  • SHA512

    9c0a070c2c66f08eaf4f1ae674951d795a43b438c8532b4121ab217f475ef5749e0f0ab4ae3ab1ca2f8dcd86cbf0ca750930de14eb2cb0cc8dc4a0d2a3da569e

Malware Config

Extracted

Family

trickbot

Version

100019

Botnet

lip124

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.

  • suricata: ET MALWARE Win32/TrickBot CnC Initial Checkin M2

    suricata: ET MALWARE Win32/TrickBot CnC Initial Checkin M2

  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3bd37a0d6936e911850beb6d22f06b19.exe
    "C:\Users\Admin\AppData\Local\Temp\3bd37a0d6936e911850beb6d22f06b19.exe"
    1⤵
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1628
    • C:\Windows\system32\wermgr.exe
      C:\Windows\system32\wermgr.exe
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:1092
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe
      2⤵
        PID:1096

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1092-68-0x0000000000000000-mapping.dmp
    • memory/1092-69-0x0000000000060000-0x0000000000089000-memory.dmp
      Filesize

      164KB

    • memory/1092-70-0x0000000000410000-0x0000000000411000-memory.dmp
      Filesize

      4KB

    • memory/1628-60-0x00000000005F0000-0x000000000062E000-memory.dmp
      Filesize

      248KB

    • memory/1628-63-0x0000000075551000-0x0000000075553000-memory.dmp
      Filesize

      8KB

    • memory/1628-64-0x0000000000590000-0x00000000005CC000-memory.dmp
      Filesize

      240KB

    • memory/1628-65-0x0000000002BA0000-0x0000000002BDA000-memory.dmp
      Filesize

      232KB

    • memory/1628-66-0x0000000000360000-0x0000000000371000-memory.dmp
      Filesize

      68KB

    • memory/1628-67-0x0000000010001000-0x0000000010003000-memory.dmp
      Filesize

      8KB