Analysis

  • max time kernel
    139s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17-04-2024 13:38

General

  • Target

    81fa8a3bdc452dd2b279b61fed92fe83d65e650e06bca9ee4dfcf991a4a59e77.exe

  • Size

    432KB

  • MD5

    7773c8164949a42936c4d1374cf16284

  • SHA1

    9e92535dc7bcdd7bf677a643f90ee730784edfc6

  • SHA256

    81fa8a3bdc452dd2b279b61fed92fe83d65e650e06bca9ee4dfcf991a4a59e77

  • SHA512

    8569116004d7b7154fced5a1a6f9d6ed111cae4cf71a68942fc0b978f5fb42db5b595c059fa77bd787cb923c99894dfc07accbc201c38caa02e3f2a235a9d61c

  • SSDEEP

    6144:K7SsTkhdodKqFnpNB0ZBPpYbDhk2N+mBN0fmWbli/eQ8CAFCKz62bxMP7RTitG:WmhdSHZoY/y2MM0fm6lfQIR62lM9iA

Malware Config

Extracted

Family

trickbot

Version

1000512

Botnet

yas45

C2

95.171.16.42:443

185.90.61.9:443

5.1.81.68:443

185.99.2.65:443

134.119.191.11:443

85.204.116.100:443

78.108.216.47:443

51.81.112.144:443

194.5.250.121:443

185.14.31.104:443

185.99.2.66:443

107.175.72.141:443

192.3.247.123:443

134.119.191.21:443

85.204.116.216:443

91.235.129.20:443

181.129.104.139:449

181.112.157.42:449

181.129.134.18:449

131.161.253.190:449

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.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\81fa8a3bdc452dd2b279b61fed92fe83d65e650e06bca9ee4dfcf991a4a59e77.exe
    "C:\Users\Admin\AppData\Local\Temp\81fa8a3bdc452dd2b279b61fed92fe83d65e650e06bca9ee4dfcf991a4a59e77.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2876
    • C:\Windows\system32\wermgr.exe
      C:\Windows\system32\wermgr.exe
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:3596
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3672 --field-trial-handle=2276,i,5697607538120380977,9987005253899555344,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:5028

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2876-9-0x0000000002B00000-0x0000000002B33000-memory.dmp
      Filesize

      204KB

    • memory/2876-0-0x0000000000590000-0x0000000000598000-memory.dmp
      Filesize

      32KB

    • memory/2876-2-0x0000000002420000-0x0000000002457000-memory.dmp
      Filesize

      220KB

    • memory/2876-6-0x0000000002320000-0x0000000002354000-memory.dmp
      Filesize

      208KB

    • memory/2876-7-0x0000000002B00000-0x0000000002B33000-memory.dmp
      Filesize

      204KB

    • memory/2876-8-0x0000000002460000-0x0000000002493000-memory.dmp
      Filesize

      204KB

    • memory/2876-1-0x0000000002900000-0x00000000029F1000-memory.dmp
      Filesize

      964KB

    • memory/2876-100-0x0000000002B00000-0x0000000002B33000-memory.dmp
      Filesize

      204KB

    • memory/2876-207-0x0000000002B00000-0x0000000002B33000-memory.dmp
      Filesize

      204KB

    • memory/2876-195-0x0000000010000000-0x0000000010003000-memory.dmp
      Filesize

      12KB

    • memory/2876-194-0x0000000000510000-0x0000000000511000-memory.dmp
      Filesize

      4KB

    • memory/2876-201-0x0000000010000000-0x0000000010003000-memory.dmp
      Filesize

      12KB

    • memory/3596-204-0x000001617B840000-0x000001617B864000-memory.dmp
      Filesize

      144KB

    • memory/3596-196-0x000001617B840000-0x000001617B864000-memory.dmp
      Filesize

      144KB