Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    30-06-2022 14:02

General

  • Target

    W-9 form.xls

  • Size

    94KB

  • MD5

    45d272a4368eb90569243254c9261d2e

  • SHA1

    c078279a10fe4819f0579be8a2b590ff76c9d423

  • SHA256

    969acc76616662a5319380f3a3bf6dc82db768ce1173a54409cb65e0d403c94a

  • SHA512

    8abd54d77356e7fcccd897d1aa43ab5059ff317763a480eb417b19c738fed1a153b23e99430067073a4f5d258d5f5e032cbf15ee418b28917dfbfdf87fa7f14b

Malware Config

Extracted

Language
xlm4.0
Source
URLs
xlm40.dropper

http://www.fcstradesolutions.com/cgi-bin/EKrh/

xlm40.dropper

https://www.reneetten.nl/Menu/jKiBaSmhgyBD3/

xlm40.dropper

https://www.financialchile.com/art/nTXsGe8VHFLC5yH/

xlm40.dropper

https://www.periodistesgolf.cat/tmp/c71/

Extracted

Family

emotet

Botnet

Epoch4

C2

172.104.251.154:8080

51.161.73.194:443

101.50.0.91:8080

91.207.28.33:8080

119.193.124.41:7080

150.95.66.124:8080

103.132.242.26:8080

37.187.115.122:8080

172.105.226.75:8080

131.100.24.231:80

196.218.30.83:443

79.137.35.198:8080

103.75.201.2:443

82.223.21.224:8080

153.126.146.25:7080

146.59.226.45:443

209.97.163.214:443

186.194.240.217:443

197.242.150.244:8080

45.118.115.99:8080

eck1.plain
ecs1.plain

Extracted

Family

emotet

C2

104.236.40.81:443

34.80.191.247:8080

201.73.143.120:7080

165.227.166.238:8080

103.224.242.13:8080

131.100.24.199:4143

162.243.103.246:8080

203.114.109.124:443

104.248.155.133:443

51.79.205.117:8080

136.243.32.168:443

217.79.180.211:8080

34.85.105.209:8080

69.63.64.48:8080

51.91.142.26:443

45.93.136.110:7080

144.217.88.125:443

1.234.21.73:7080

159.8.59.84:8080

49.231.16.102:8080

Signatures

  • Emotet

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

  • Process spawned unexpected child process 4 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • suricata: ET MALWARE W32/Emotet CnC Beacon 3

    suricata: ET MALWARE W32/Emotet CnC Beacon 3

  • Downloads MZ/PE file
  • Loads dropped DLL 6 IoCs
  • Checks processor information in registry 2 TTPs 3 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Gathers network information 2 TTPs 1 IoCs

    Uses commandline utility to view network configuration.

  • Gathers system information 1 TTPs 2 IoCs

    Runs systeminfo.exe.

  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 22 IoCs
  • Suspicious use of SetWindowsHookEx 12 IoCs
  • Suspicious use of WriteProcessMemory 22 IoCs

Processes

  • C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
    "C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\W-9 form.xls"
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3944
    • C:\Windows\System32\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\sctm1.ocx
      2⤵
      • Process spawned unexpected child process
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:1204
      • C:\Windows\system32\regsvr32.exe
        C:\Windows\system32\regsvr32.exe "C:\Windows\system32\JSToQMkSnmuSluu\mJuttn.dll"
        3⤵
        • Loads dropped DLL
        • Suspicious behavior: EnumeratesProcesses
        PID:4148
    • C:\Windows\System32\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\sctm2.ocx
      2⤵
      • Process spawned unexpected child process
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:4528
      • C:\Windows\system32\regsvr32.exe
        C:\Windows\system32\regsvr32.exe "C:\Windows\system32\RDoUYJ\iQVyQqU.dll"
        3⤵
        • Loads dropped DLL
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:3848
        • C:\Windows\system32\systeminfo.exe
          systeminfo
          4⤵
          • Gathers system information
          PID:4368
    • C:\Windows\System32\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\sctm3.ocx
      2⤵
      • Process spawned unexpected child process
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:1912
      • C:\Windows\system32\regsvr32.exe
        C:\Windows\system32\regsvr32.exe "C:\Windows\system32\GfWdExRy\EmqCFOXb.dll"
        3⤵
        • Loads dropped DLL
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:4644
        • C:\Windows\system32\systeminfo.exe
          systeminfo
          4⤵
          • Gathers system information
          PID:2932
        • C:\Windows\system32\ipconfig.exe
          ipconfig /all
          4⤵
          • Gathers network information
          PID:3988
        • C:\Windows\system32\nltest.exe
          nltest /dclist:
          4⤵
            PID:1624
      • C:\Windows\System32\regsvr32.exe
        C:\Windows\System32\regsvr32.exe /S ..\sctm4.ocx
        2⤵
        • Process spawned unexpected child process
        PID:2160

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • C:\Users\Admin\sctm1.ocx

      Filesize

      425KB

      MD5

      7b45baa55e5448f62e1812e514da76fb

      SHA1

      9850a1a0b3ab4fbf9def7bebdebf3bb16d432ffd

      SHA256

      5b94f80d25ec35fe962a252c4eb7371b26f443c08ba6aa1c380460a7f0938c6b

      SHA512

      92610bc434efb2bb392eccfd8ff8d5d6984b5ccfbcabf2fafa9d3b9def2ce74b001a752cc7bea0071fe022ba4f81bc37d4a1c5c9adbb0fb948739f6285ec36d4

    • C:\Users\Admin\sctm1.ocx

      Filesize

      425KB

      MD5

      7b45baa55e5448f62e1812e514da76fb

      SHA1

      9850a1a0b3ab4fbf9def7bebdebf3bb16d432ffd

      SHA256

      5b94f80d25ec35fe962a252c4eb7371b26f443c08ba6aa1c380460a7f0938c6b

      SHA512

      92610bc434efb2bb392eccfd8ff8d5d6984b5ccfbcabf2fafa9d3b9def2ce74b001a752cc7bea0071fe022ba4f81bc37d4a1c5c9adbb0fb948739f6285ec36d4

    • C:\Users\Admin\sctm2.ocx

      Filesize

      425KB

      MD5

      5a7a8a87c3121a4e8bc24ee2de971571

      SHA1

      55e0e40e6022ad6ff2f9f85914c9eb8f850378c6

      SHA256

      412607f434877c984333543610f15006d37c02c56f1ab3f392f1769f8c1b28fa

      SHA512

      eb7fa53a9d5730e6f3785f7900a6a36cf62460d25a306940aad88f8ea8d33a59c6ccba497279c28ec6bba29081152269561a09c681f8314260553c5613b14e6a

    • C:\Users\Admin\sctm2.ocx

      Filesize

      425KB

      MD5

      5a7a8a87c3121a4e8bc24ee2de971571

      SHA1

      55e0e40e6022ad6ff2f9f85914c9eb8f850378c6

      SHA256

      412607f434877c984333543610f15006d37c02c56f1ab3f392f1769f8c1b28fa

      SHA512

      eb7fa53a9d5730e6f3785f7900a6a36cf62460d25a306940aad88f8ea8d33a59c6ccba497279c28ec6bba29081152269561a09c681f8314260553c5613b14e6a

    • C:\Users\Admin\sctm3.ocx

      Filesize

      425KB

      MD5

      00e9e7c1230e95bc6751090ac86c92a0

      SHA1

      78653161ad42d7ad6a8afc9f8965db277a37b32e

      SHA256

      acc3a979d207030c1d38f3235491f01d76e5622f388c80b4326602126723668d

      SHA512

      6a66df03bf09eb4083cfd2e6979fb8643e899da76cf167e32e4b908e963c84499f0db8d7c261ba216ad640f5e550ac87aef08cb9618c8a7302c0e8e23ab759e6

    • C:\Users\Admin\sctm3.ocx

      Filesize

      425KB

      MD5

      00e9e7c1230e95bc6751090ac86c92a0

      SHA1

      78653161ad42d7ad6a8afc9f8965db277a37b32e

      SHA256

      acc3a979d207030c1d38f3235491f01d76e5622f388c80b4326602126723668d

      SHA512

      6a66df03bf09eb4083cfd2e6979fb8643e899da76cf167e32e4b908e963c84499f0db8d7c261ba216ad640f5e550ac87aef08cb9618c8a7302c0e8e23ab759e6

    • C:\Windows\System32\GfWdExRy\EmqCFOXb.dll

      Filesize

      425KB

      MD5

      00e9e7c1230e95bc6751090ac86c92a0

      SHA1

      78653161ad42d7ad6a8afc9f8965db277a37b32e

      SHA256

      acc3a979d207030c1d38f3235491f01d76e5622f388c80b4326602126723668d

      SHA512

      6a66df03bf09eb4083cfd2e6979fb8643e899da76cf167e32e4b908e963c84499f0db8d7c261ba216ad640f5e550ac87aef08cb9618c8a7302c0e8e23ab759e6

    • C:\Windows\System32\JSToQMkSnmuSluu\mJuttn.dll

      Filesize

      425KB

      MD5

      7b45baa55e5448f62e1812e514da76fb

      SHA1

      9850a1a0b3ab4fbf9def7bebdebf3bb16d432ffd

      SHA256

      5b94f80d25ec35fe962a252c4eb7371b26f443c08ba6aa1c380460a7f0938c6b

      SHA512

      92610bc434efb2bb392eccfd8ff8d5d6984b5ccfbcabf2fafa9d3b9def2ce74b001a752cc7bea0071fe022ba4f81bc37d4a1c5c9adbb0fb948739f6285ec36d4

    • C:\Windows\System32\RDoUYJ\iQVyQqU.dll

      Filesize

      425KB

      MD5

      5a7a8a87c3121a4e8bc24ee2de971571

      SHA1

      55e0e40e6022ad6ff2f9f85914c9eb8f850378c6

      SHA256

      412607f434877c984333543610f15006d37c02c56f1ab3f392f1769f8c1b28fa

      SHA512

      eb7fa53a9d5730e6f3785f7900a6a36cf62460d25a306940aad88f8ea8d33a59c6ccba497279c28ec6bba29081152269561a09c681f8314260553c5613b14e6a

    • memory/1204-137-0x0000000000000000-mapping.dmp

    • memory/1204-140-0x00000000029B0000-0x0000000002A04000-memory.dmp

      Filesize

      336KB

    • memory/1624-183-0x0000000000000000-mapping.dmp

    • memory/1912-163-0x0000000000000000-mapping.dmp

    • memory/2160-176-0x0000000000000000-mapping.dmp

    • memory/2932-179-0x0000000000000000-mapping.dmp

    • memory/3848-154-0x0000000000000000-mapping.dmp

    • memory/3848-178-0x0000000002C70000-0x0000000002C93000-memory.dmp

      Filesize

      140KB

    • memory/3848-180-0x0000000002C70000-0x0000000002C93000-memory.dmp

      Filesize

      140KB

    • memory/3944-135-0x00007FFDA2EA0000-0x00007FFDA2EB0000-memory.dmp

      Filesize

      64KB

    • memory/3944-130-0x00007FFDA5170000-0x00007FFDA5180000-memory.dmp

      Filesize

      64KB

    • memory/3944-131-0x00007FFDA5170000-0x00007FFDA5180000-memory.dmp

      Filesize

      64KB

    • memory/3944-134-0x00007FFDA5170000-0x00007FFDA5180000-memory.dmp

      Filesize

      64KB

    • memory/3944-133-0x00007FFDA5170000-0x00007FFDA5180000-memory.dmp

      Filesize

      64KB

    • memory/3944-136-0x00007FFDA2EA0000-0x00007FFDA2EB0000-memory.dmp

      Filesize

      64KB

    • memory/3944-132-0x00007FFDA5170000-0x00007FFDA5180000-memory.dmp

      Filesize

      64KB

    • memory/3988-182-0x0000000000000000-mapping.dmp

    • memory/4148-151-0x0000000000000000-mapping.dmp

    • memory/4368-177-0x0000000000000000-mapping.dmp

    • memory/4528-144-0x0000000000000000-mapping.dmp

    • memory/4644-181-0x0000000003120000-0x0000000003143000-memory.dmp

      Filesize

      140KB

    • memory/4644-170-0x0000000000000000-mapping.dmp

    • memory/4644-184-0x0000000003120000-0x0000000003143000-memory.dmp

      Filesize

      140KB