Analysis

  • max time kernel
    149s
  • max time network
    128s
  • platform
    windows10-1703_x64
  • resource
    win10-20220901-en
  • resource tags

    arch:x64arch:x86image:win10-20220901-enlocale:en-usos:windows10-1703-x64system
  • submitted
    10/11/2022, 10:18

General

  • Target

    13f68c4c239feea0c573576927896f3d7dc0372b39155681f47bd9a688c21be0.xls

  • Size

    91KB

  • MD5

    fd9c165965099830709c44922e353b59

  • SHA1

    f5020a7afdbaf029d86b34202065de47c802407a

  • SHA256

    13f68c4c239feea0c573576927896f3d7dc0372b39155681f47bd9a688c21be0

  • SHA512

    b130435c8f4e54c83e34a159d0927f533381b228f61bc1aa0332cea70a29c930ae3b5d250534db19115d89e20c4d38ca65918722ba3d2b49b1b98ebbbcc3d57a

  • SSDEEP

    1536:eKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgqbCXuZH4gb4CEn9J4Z3z3:eKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgG

Malware Config

Extracted

Language
xlm4.0
Source
URLs
xlm40.dropper

https://www.conceptagency.net/css/b8eaKN/

xlm40.dropper

https://bencevendeghaz.hu/2zjoi/cwfKJOzA/

xlm40.dropper

http://45.32.114.141/xilte/Uqm6Eysf3Hkjwh/

xlm40.dropper

http://ruitaiwz.com/wp-admin/MXlp5IsUKwT1k0DtzT/

Extracted

Family

emotet

Botnet

Epoch5

C2

202.28.34.99:8080

80.211.107.116:8080

175.126.176.79:8080

218.38.121.17:443

139.196.72.155:8080

103.71.99.57:8080

87.106.97.83:7080

178.62.112.199:8080

64.227.55.231:8080

46.101.98.60:8080

54.37.228.122:443

128.199.217.206:443

190.145.8.4:443

209.239.112.82:8080

85.214.67.203:8080

198.199.70.22:8080

128.199.242.164:8080

178.238.225.252:8080

103.85.95.4:8080

103.126.216.86:443

eck1.plain
ecs1.plain

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.

  • Downloads MZ/PE file
  • Loads dropped DLL 3 IoCs
  • Adds Run key to start application 2 TTPs 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
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 18 IoCs
  • Suspicious use of SetWindowsHookEx 12 IoCs
  • Suspicious use of WriteProcessMemory 14 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\13f68c4c239feea0c573576927896f3d7dc0372b39155681f47bd9a688c21be0.xls"
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2844
    • C:\Windows\System32\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\elv1.ooocccxxx
      2⤵
      • Process spawned unexpected child process
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:4420
      • C:\Windows\system32\regsvr32.exe
        C:\Windows\system32\regsvr32.exe "C:\Windows\system32\ARIzsIqD\BkCvePPPXn.dll"
        3⤵
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        PID:5040
    • C:\Windows\System32\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\elv2.ooocccxxx
      2⤵
      • Process spawned unexpected child process
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:5056
      • C:\Windows\system32\regsvr32.exe
        C:\Windows\system32\regsvr32.exe "C:\Windows\system32\MgBXVTr\LVZiNGR.dll"
        3⤵
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        PID:3192
    • C:\Windows\System32\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\elv3.ooocccxxx
      2⤵
      • Process spawned unexpected child process
      PID:3216
    • C:\Windows\System32\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\elv4.ooocccxxx
      2⤵
      • Process spawned unexpected child process
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:3188
      • C:\Windows\system32\regsvr32.exe
        C:\Windows\system32\regsvr32.exe "C:\Windows\system32\KNzCuynK\vefjCdHkZyWHiBOH.dll"
        3⤵
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        PID:1280

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\elv1.ooocccxxx

          Filesize

          621KB

          MD5

          891dbf17514702654a1e1490b782b4f5

          SHA1

          25f461d22c60463fccce3b50ba2f7897b365bd7f

          SHA256

          8c6e241c2225590830b2185cb9956266cc8ff8726784149239b972ad6d92f889

          SHA512

          2278574cc9c1400f7a4d333ed3fa25c2a99d66da2e7008c96f83c39a53d7fcff42856bdd3bdff881fc10ea679c9b0126b128905c0c8921b0657760dc9d3eb51d

        • C:\Users\Admin\elv2.ooocccxxx

          Filesize

          621KB

          MD5

          e13fecff6dc982531324cdba4f224d1d

          SHA1

          0de9ca7b8770ce588684237d2739d456bc64dade

          SHA256

          78b7f834255ee4c7e897393c70172de692415c784bcaeedf1cd304fe1ce401e0

          SHA512

          0e159d00676d286d104631f80a1989e308037fde82ddae495628866a1ad49059705fb9c47d7f612a108bbbb0d3f540695782dec3c4b389a56c4ac91a28a8653b

        • C:\Users\Admin\elv4.ooocccxxx

          Filesize

          621KB

          MD5

          2a7a2129f4168bd8222c32306fd61ecb

          SHA1

          a1db1cd6719524903bca3c1e30ab66caf55fd16a

          SHA256

          66d37963e4becf5ed89f49706e6af402ba2df646f8cd99b11cd045dffb8cd2d3

          SHA512

          cca2cffbed6971e53b2afb3e547136b53c35232aef5eb45751a80d6fc3ebf8a098e6a154e74ed46ea346e2a59345ff036af8a5488cf9fd80c7f46e11ba39f3c7

        • \Users\Admin\elv1.ooocccxxx

          Filesize

          621KB

          MD5

          891dbf17514702654a1e1490b782b4f5

          SHA1

          25f461d22c60463fccce3b50ba2f7897b365bd7f

          SHA256

          8c6e241c2225590830b2185cb9956266cc8ff8726784149239b972ad6d92f889

          SHA512

          2278574cc9c1400f7a4d333ed3fa25c2a99d66da2e7008c96f83c39a53d7fcff42856bdd3bdff881fc10ea679c9b0126b128905c0c8921b0657760dc9d3eb51d

        • \Users\Admin\elv2.ooocccxxx

          Filesize

          621KB

          MD5

          e13fecff6dc982531324cdba4f224d1d

          SHA1

          0de9ca7b8770ce588684237d2739d456bc64dade

          SHA256

          78b7f834255ee4c7e897393c70172de692415c784bcaeedf1cd304fe1ce401e0

          SHA512

          0e159d00676d286d104631f80a1989e308037fde82ddae495628866a1ad49059705fb9c47d7f612a108bbbb0d3f540695782dec3c4b389a56c4ac91a28a8653b

        • \Users\Admin\elv4.ooocccxxx

          Filesize

          621KB

          MD5

          2a7a2129f4168bd8222c32306fd61ecb

          SHA1

          a1db1cd6719524903bca3c1e30ab66caf55fd16a

          SHA256

          66d37963e4becf5ed89f49706e6af402ba2df646f8cd99b11cd045dffb8cd2d3

          SHA512

          cca2cffbed6971e53b2afb3e547136b53c35232aef5eb45751a80d6fc3ebf8a098e6a154e74ed46ea346e2a59345ff036af8a5488cf9fd80c7f46e11ba39f3c7

        • memory/2844-120-0x00007FFA36200000-0x00007FFA36210000-memory.dmp

          Filesize

          64KB

        • memory/2844-133-0x00007FFA33610000-0x00007FFA33620000-memory.dmp

          Filesize

          64KB

        • memory/2844-132-0x00007FFA33610000-0x00007FFA33620000-memory.dmp

          Filesize

          64KB

        • memory/2844-123-0x00007FFA36200000-0x00007FFA36210000-memory.dmp

          Filesize

          64KB

        • memory/2844-122-0x00007FFA36200000-0x00007FFA36210000-memory.dmp

          Filesize

          64KB

        • memory/2844-121-0x00007FFA36200000-0x00007FFA36210000-memory.dmp

          Filesize

          64KB

        • memory/5040-278-0x0000000002690000-0x00000000026BE000-memory.dmp

          Filesize

          184KB