Analysis

  • max time kernel
    1197s
  • max time network
    1199s
  • platform
    windows10_x64
  • resource
    win10-en-20211014
  • submitted
    20-10-2021 15:44

General

  • Target

    e00b5bb36ae9fc1b14d24a3d24ac3ecad7856dc775e7c0fe37fd34ac6345a635.exe

  • Size

    1.1MB

  • MD5

    54b9c5c7b95530a4215b3c611de01bbe

  • SHA1

    d434302ee94d27a6066df46f4222f7501c8520d5

  • SHA256

    e00b5bb36ae9fc1b14d24a3d24ac3ecad7856dc775e7c0fe37fd34ac6345a635

  • SHA512

    292308b21dc9a110444b2b407d41078af4b64ed0460f2a64d1ae2a5392acf4331f59cd8b0639ef659cb1d88502016cc5cfc307f21275b6e2136ff8604abfd82c

Malware Config

Extracted

Family

emotet

Botnet

Epoch1

C2

50.121.220.50:80

51.75.33.122:80

54.37.42.48:8080

91.121.54.71:8080

45.16.226.117:443

68.69.155.181:80

213.60.96.117:80

77.55.211.77:8080

152.169.22.67:80

110.142.219.51:80

2.47.112.152:80

206.15.68.237:443

217.13.106.14:8080

191.99.160.58:80

189.131.57.131:80

213.197.182.158:8080

94.176.234.118:443

61.92.159.208:8080

190.128.173.10:80

219.92.8.17:8080

rsa_pubkey.plain

Signatures

  • Emotet

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

  • 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 64 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e00b5bb36ae9fc1b14d24a3d24ac3ecad7856dc775e7c0fe37fd34ac6345a635.exe
    "C:\Users\Admin\AppData\Local\Temp\e00b5bb36ae9fc1b14d24a3d24ac3ecad7856dc775e7c0fe37fd34ac6345a635.exe"
    1⤵
    • Drops file in System32 directory
    • Suspicious behavior: RenamesItself
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1420
    • C:\Windows\SysWOW64\shsetup\ir50_qcxoriginal.exe
      "C:\Windows\SysWOW64\shsetup\ir50_qcxoriginal.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:2004

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Windows\SysWOW64\shsetup\ir50_qcxoriginal.exe

    MD5

    54b9c5c7b95530a4215b3c611de01bbe

    SHA1

    d434302ee94d27a6066df46f4222f7501c8520d5

    SHA256

    e00b5bb36ae9fc1b14d24a3d24ac3ecad7856dc775e7c0fe37fd34ac6345a635

    SHA512

    292308b21dc9a110444b2b407d41078af4b64ed0460f2a64d1ae2a5392acf4331f59cd8b0639ef659cb1d88502016cc5cfc307f21275b6e2136ff8604abfd82c

  • memory/1420-116-0x0000000000760000-0x000000000076C000-memory.dmp

    Filesize

    48KB

  • memory/1420-118-0x0000000000640000-0x0000000000649000-memory.dmp

    Filesize

    36KB

  • memory/2004-119-0x0000000000000000-mapping.dmp

  • memory/2004-121-0x00000000021C0000-0x00000000021CC000-memory.dmp

    Filesize

    48KB

  • memory/2004-124-0x0000000000570000-0x00000000006BA000-memory.dmp

    Filesize

    1.3MB