Analysis

  • max time kernel
    150s
  • max time network
    166s
  • platform
    windows7_x64
  • resource
    win7-20220718-en
  • resource tags

    arch:x64arch:x86image:win7-20220718-enlocale:en-usos:windows7-x64system
  • submitted
    24-07-2022 16:51

General

  • Target

    7b19d210d01ac6cccebd6e472f71f775c8f2daf2418017d4cbe96fc70529c0be.exe

  • Size

    166KB

  • MD5

    692b5738f923a8b6ed55f3ad76daf5d4

  • SHA1

    4c57090c7d3f8507ab88cee0720d44caa4550ec8

  • SHA256

    7b19d210d01ac6cccebd6e472f71f775c8f2daf2418017d4cbe96fc70529c0be

  • SHA512

    d48cb39b382f6a4423f80a4a7cb23e0af93259ecaeabc3a388c24ed9687121aaae82319dc757d66eaee182c846006471809e85830afc9dbad70e5cd13c1efdfa

Malware Config

Extracted

Family

emotet

Botnet

Epoch1

C2

181.99.235.57:80

187.199.158.226:443

186.0.95.172:80

46.41.134.46:8080

178.249.187.151:8080

217.199.160.224:8080

71.244.60.230:7080

119.59.124.163:8080

109.169.86.13:8080

190.200.64.180:7080

217.113.27.158:443

71.244.60.231:7080

46.21.105.59:8080

179.62.18.56:443

211.229.116.97:80

88.250.223.190:8080

181.188.149.134:80

91.205.215.57:7080

190.230.60.129:80

77.55.211.77:8080

rsa_pubkey.plain

Signatures

  • Emotet

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

  • Drops file in System32 directory 1 IoCs
  • Suspicious use of SetThreadContext 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies data under HKEY_USERS 21 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: MapViewOfSection 4 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7b19d210d01ac6cccebd6e472f71f775c8f2daf2418017d4cbe96fc70529c0be.exe
    "C:\Users\Admin\AppData\Local\Temp\7b19d210d01ac6cccebd6e472f71f775c8f2daf2418017d4cbe96fc70529c0be.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:1760
    • C:\Users\Admin\AppData\Local\Temp\7b19d210d01ac6cccebd6e472f71f775c8f2daf2418017d4cbe96fc70529c0be.exe
      "C:\Users\Admin\AppData\Local\Temp\7b19d210d01ac6cccebd6e472f71f775c8f2daf2418017d4cbe96fc70529c0be.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:820
      • C:\Users\Admin\AppData\Local\Temp\7b19d210d01ac6cccebd6e472f71f775c8f2daf2418017d4cbe96fc70529c0be.exe
        --3f43da6e
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of WriteProcessMemory
        PID:2020
        • C:\Users\Admin\AppData\Local\Temp\7b19d210d01ac6cccebd6e472f71f775c8f2daf2418017d4cbe96fc70529c0be.exe
          --3f43da6e
          4⤵
          • Suspicious behavior: RenamesItself
          PID:1140
  • C:\Windows\SysWOW64\countershell.exe
    "C:\Windows\SysWOW64\countershell.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:1964
    • C:\Windows\SysWOW64\countershell.exe
      "C:\Windows\SysWOW64\countershell.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:636
      • C:\Windows\SysWOW64\countershell.exe
        --6e851b86
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of WriteProcessMemory
        PID:1116
        • C:\Windows\SysWOW64\countershell.exe
          --6e851b86
          4⤵
          • Drops file in System32 directory
          • Modifies data under HKEY_USERS
          • Suspicious behavior: EnumeratesProcesses
          PID:1328

Network

MITRE ATT&CK Matrix ATT&CK v6

Discovery

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/636-74-0x000000000040D977-mapping.dmp
  • memory/820-61-0x0000000000400000-0x0000000000417000-memory.dmp
    Filesize

    92KB

  • memory/820-59-0x000000000040D977-mapping.dmp
  • memory/1116-78-0x00000000003E0000-0x00000000003F4000-memory.dmp
    Filesize

    80KB

  • memory/1116-75-0x0000000000000000-mapping.dmp
  • memory/1140-67-0x0000000000400000-0x0000000000417000-memory.dmp
    Filesize

    92KB

  • memory/1140-66-0x000000000040D977-mapping.dmp
  • memory/1140-69-0x0000000000400000-0x0000000000417000-memory.dmp
    Filesize

    92KB

  • memory/1140-76-0x0000000000400000-0x0000000000417000-memory.dmp
    Filesize

    92KB

  • memory/1328-81-0x000000000040D977-mapping.dmp
  • memory/1328-82-0x0000000000400000-0x0000000000417000-memory.dmp
    Filesize

    92KB

  • memory/1328-84-0x0000000000400000-0x0000000000417000-memory.dmp
    Filesize

    92KB

  • memory/1760-54-0x0000000075301000-0x0000000075303000-memory.dmp
    Filesize

    8KB

  • memory/1760-58-0x0000000000450000-0x0000000000469000-memory.dmp
    Filesize

    100KB

  • memory/1760-55-0x0000000000470000-0x0000000000484000-memory.dmp
    Filesize

    80KB

  • memory/1964-71-0x00000000007A0000-0x00000000007B4000-memory.dmp
    Filesize

    80KB

  • memory/2020-63-0x00000000002A0000-0x00000000002B4000-memory.dmp
    Filesize

    80KB

  • memory/2020-60-0x0000000000000000-mapping.dmp