Analysis

  • max time kernel
    139s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29/01/2024, 00:50

General

  • Target

    7e71cbafddda3ed366349aee8e49c4dd.dll

  • Size

    388KB

  • MD5

    7e71cbafddda3ed366349aee8e49c4dd

  • SHA1

    2de41b9dc0bf8a84de90ed599c4e2e9cf58f3b3e

  • SHA256

    c52cfe80176df32d24ea1417e79f1fc62797acbb97ccddadf2135f0101907e5b

  • SHA512

    d2e5fdd6249aadec259c3603219fb2c7061da1166d82e0608401229e18a0b38992e9f23f10f90d385bcfa6e5a4560990eb95cc861c3e141a05cb5c05daceffa7

  • SSDEEP

    6144:vW3hPbF9A3hAfKKC64zROB6NBbTN+qGfhI6zSRZKhoRli2fFzs:vWRjAhAfKbRO6NBbTMp/STKhoHi2fFzs

Malware Config

Extracted

Family

trickbot

Version

100019

Botnet

rob122

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.

  • Program crash 1 IoCs
  • 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\7e71cbafddda3ed366349aee8e49c4dd.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4176
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\7e71cbafddda3ed366349aee8e49c4dd.dll,#1
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3828
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe
        3⤵
          PID:4020
        • C:\Windows\system32\wermgr.exe
          C:\Windows\system32\wermgr.exe
          3⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:1756
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3828 -s 676
          3⤵
          • Program crash
          PID:4988
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 3828 -ip 3828
      1⤵
        PID:4888

      Network

            MITRE ATT&CK Matrix

            Replay Monitor

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            Downloads

            • memory/1756-14-0x00000240CC950000-0x00000240CC951000-memory.dmp

              Filesize

              4KB

            • memory/1756-15-0x00000240CC8C0000-0x00000240CC8E8000-memory.dmp

              Filesize

              160KB

            • memory/1756-17-0x00000240CC8C0000-0x00000240CC8E8000-memory.dmp

              Filesize

              160KB

            • memory/3828-0-0x0000000002740000-0x000000000277B000-memory.dmp

              Filesize

              236KB

            • memory/3828-4-0x0000000000EF0000-0x0000000000F28000-memory.dmp

              Filesize

              224KB

            • memory/3828-5-0x0000000002780000-0x00000000027B9000-memory.dmp

              Filesize

              228KB

            • memory/3828-8-0x00000000027D0000-0x0000000002807000-memory.dmp

              Filesize

              220KB

            • memory/3828-11-0x0000000002820000-0x0000000002864000-memory.dmp

              Filesize

              272KB

            • memory/3828-12-0x00000000028A0000-0x00000000028A1000-memory.dmp

              Filesize

              4KB

            • memory/3828-13-0x0000000002880000-0x0000000002883000-memory.dmp

              Filesize

              12KB

            • memory/3828-16-0x0000000002820000-0x0000000002864000-memory.dmp

              Filesize

              272KB