Resubmissions

14-03-2022 14:11

220314-rhmzsaaccq 10

14-03-2022 14:09

220314-rf7leagcf6 10

14-03-2022 14:04

220314-rdladsgcd2 10

14-03-2022 10:09

220314-l6zqlaebg4 10

Analysis

  • max time kernel
    132s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220113
  • submitted
    14-03-2022 14:04

General

  • Target

    task1.exe

  • Size

    188KB

  • MD5

    2ba73d2d47cf2d388446b781613b7eff

  • SHA1

    c75c7eb4814835388881d1b4c2db67e64a023e1e

  • SHA256

    06c6442d5bb110140ac1cdbcf1be52388441b9a0750d59b743acc6b52d19582b

  • SHA512

    667ddc16765d8c3c3596bb734174862db1f2ac24037c361a2e37ec9824c35a8926728400025d62c62c361b1b1e1a9d1e3b4c38c2c5989eee832e083481e50caa

Malware Config

Extracted

Family

emotet

Botnet

Epoch2

C2

74.219.172.26:80

134.209.36.254:8080

104.156.59.7:8080

120.138.30.150:8080

194.187.133.160:443

104.236.246.93:8080

74.208.45.104:8080

78.187.156.31:80

187.161.206.24:80

94.23.216.33:80

172.91.208.86:80

91.211.88.52:7080

50.91.114.38:80

200.123.150.89:443

121.124.124.40:7080

62.75.141.82:80

5.196.74.210:8080

24.137.76.62:80

85.105.205.77:8080

139.130.242.43:80

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.

  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 16 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\task1.exe
    "C:\Users\Admin\AppData\Local\Temp\task1.exe"
    1⤵
    • Drops file in System32 directory
    • Suspicious behavior: RenamesItself
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2608
    • C:\Windows\SysWOW64\sbeio\adtschema.exe
      "C:\Windows\SysWOW64\sbeio\adtschema.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:4120
  • C:\Windows\system32\WerFault.exe
    C:\Windows\system32\WerFault.exe -pss -s 444 -p 4760 -ip 4760
    1⤵
      PID:4420
    • C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -u -p 4760 -s 2168
      1⤵
      • Program crash
      PID:1816
    • C:\Windows\System32\rundll32.exe
      C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
      1⤵
        PID:4196

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Windows\SysWOW64\sbeio\adtschema.exe
        MD5

        2ba73d2d47cf2d388446b781613b7eff

        SHA1

        c75c7eb4814835388881d1b4c2db67e64a023e1e

        SHA256

        06c6442d5bb110140ac1cdbcf1be52388441b9a0750d59b743acc6b52d19582b

        SHA512

        667ddc16765d8c3c3596bb734174862db1f2ac24037c361a2e37ec9824c35a8926728400025d62c62c361b1b1e1a9d1e3b4c38c2c5989eee832e083481e50caa

      • memory/2608-130-0x0000000002230000-0x0000000002242000-memory.dmp
        Filesize

        72KB

      • memory/2608-134-0x0000000002250000-0x0000000002260000-memory.dmp
        Filesize

        64KB

      • memory/2608-137-0x0000000002220000-0x000000000222F000-memory.dmp
        Filesize

        60KB

      • memory/4120-139-0x0000000000640000-0x0000000000652000-memory.dmp
        Filesize

        72KB

      • memory/4120-143-0x0000000000660000-0x0000000000670000-memory.dmp
        Filesize

        64KB