Analysis

  • max time kernel
    136s
  • max time network
    127s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240611-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22/06/2024, 20:33

General

  • Target
    03c6f0fcab5cbef0226c5d778229c061_JaffaCakes118.dll
  • Size 609KB
  • Sample240622-zb3ewstajd
  • SHA256 2089dada1026c8dde2b41f36fbac2c35991f7d87b871e2fa61ec631aa99673ce
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • emotet

Botnet
  • Epoch3

C2
  • 190.55.186.229:80

  • 203.157.152.9:7080

  • 157.245.145.87:443

  • 132.248.38.158:80

  • 110.172.180.180:8080

  • 70.32.89.105:8080

  • 161.49.84.2:80

  • 37.46.129.215:8080

  • 50.116.78.109:8080

  • 115.79.195.246:80

  • 178.62.254.156:8080

  • 175.103.38.146:80

  • 188.226.165.170:8080

  • 91.93.3.85:8080

  • 162.144.145.58:8080

  • 117.2.139.117:443

  • 190.85.46.52:7080

  • 201.193.160.196:80

  • 152.32.75.74:443

  • 195.201.56.70:8080

rsa_pubkey.plain

Signatures

  • Emotet

    Emotet is a trojan that is primarily spread through spam emails.

  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\03c6f0fcab5cbef0226c5d778229c061_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:324
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\03c6f0fcab5cbef0226c5d778229c061_JaffaCakes118.dll,#1
      2⤵
        PID:1368
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1368 -s 628
          3⤵
          • Program crash
          PID:2184
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 1368 -ip 1368
      1⤵
        PID:1392
      • 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 --field-trial-handle=4248,i,17325488789339133686,9539570259395798500,262144 --variations-seed-version --mojo-platform-channel-handle=3760 /prefetch:8
        1⤵
          PID:4024

        Network

              MITRE ATT&CK Matrix

              Replay Monitor

              Loading Replay Monitor...

              Downloads

              memory/1368-0-0x0000000002ED0000-0x0000000002EF5000-memory.dmp

              memory/1368-1-0x0000000000400000-0x0000000000423000-memory.dmp

              memory/1368-2-0x0000000000400000-0x000000000049C000-memory.dmp