Analysis

  • max time kernel
    4294198s
  • max time network
    153s
  • platform
    windows7_x64
  • resource
    win7-20220223-en
  • submitted
    01-03-2022 08:25

General

  • Target

    40110b8582a463012d1753c3e8e1635216fbb324eda9893ceb586e78b61bbade.exe

  • Size

    356KB

  • MD5

    e73d75e52109a8ff38193311c7a45a17

  • SHA1

    6113b836f7d07ef2d465fcf62ef534e4e88cb51d

  • SHA256

    40110b8582a463012d1753c3e8e1635216fbb324eda9893ceb586e78b61bbade

  • SHA512

    ba77aacfec4e2e6310864909f170488c0a26d59798efd65c51b508b454328377b06b1b64e61b23d15ed1955d649ec9c21bc7def1a0075e4c63e33881621971c5

Malware Config

Extracted

Family

emotet

Botnet

Epoch2

C2

102.182.145.130:80

173.173.254.105:80

64.207.182.168:8080

51.89.199.141:8080

167.114.153.111:8080

173.63.222.65:80

218.147.193.146:80

59.125.219.109:443

172.104.97.173:8080

190.162.215.233:80

68.115.186.26:80

78.188.106.53:443

190.240.194.77:443

24.133.106.23:80

80.227.52.78:80

79.137.83.50:443

120.150.218.241:443

62.171.142.179:8080

194.4.58.192:7080

62.30.7.67:443

rsa_pubkey.plain

Signatures

  • Emotet

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

  • Emotet Payload 5 IoCs

    Detects Emotet payload in memory.

  • Executes dropped EXE 1 IoCs
  • Drops file in System32 directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\40110b8582a463012d1753c3e8e1635216fbb324eda9893ceb586e78b61bbade.exe
    "C:\Users\Admin\AppData\Local\Temp\40110b8582a463012d1753c3e8e1635216fbb324eda9893ceb586e78b61bbade.exe"
    1⤵
    • Drops file in System32 directory
    • Suspicious behavior: RenamesItself
    • Suspicious use of WriteProcessMemory
    PID:968
    • C:\Windows\SysWOW64\JavaScriptCollectionAgent\mapi32.exe
      "C:\Windows\SysWOW64\JavaScriptCollectionAgent\mapi32.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      PID:892

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Windows\SysWOW64\JavaScriptCollectionAgent\mapi32.exe

    MD5

    e73d75e52109a8ff38193311c7a45a17

    SHA1

    6113b836f7d07ef2d465fcf62ef534e4e88cb51d

    SHA256

    40110b8582a463012d1753c3e8e1635216fbb324eda9893ceb586e78b61bbade

    SHA512

    ba77aacfec4e2e6310864909f170488c0a26d59798efd65c51b508b454328377b06b1b64e61b23d15ed1955d649ec9c21bc7def1a0075e4c63e33881621971c5

  • memory/892-64-0x00000000003A0000-0x00000000003D4000-memory.dmp

    Filesize

    208KB

  • memory/892-67-0x0000000000C70000-0x0000000000CA3000-memory.dmp

    Filesize

    204KB

  • memory/968-54-0x0000000074BE1000-0x0000000074BE3000-memory.dmp

    Filesize

    8KB

  • memory/968-55-0x0000000000D20000-0x0000000000D54000-memory.dmp

    Filesize

    208KB

  • memory/968-58-0x0000000000D80000-0x0000000000DB3000-memory.dmp

    Filesize

    204KB

  • memory/968-61-0x0000000000CE0000-0x0000000000D11000-memory.dmp

    Filesize

    196KB