Analysis

  • max time kernel
    144s
  • max time network
    139s
  • platform
    windows10-1703_x64
  • resource
    win10-20220901-en
  • resource tags

    arch:x64arch:x86image:win10-20220901-enlocale:en-usos:windows10-1703-x64system
  • submitted
    09/11/2022, 19:17

General

  • Target

    22db011b48af2ab3ea49fe8e3f2afe83cc1239edf66afc89bcd7760c7c977d4e.xls

  • Size

    91KB

  • MD5

    47d2dc7d0429faf9fe2b54ca6d0bf164

  • SHA1

    2833365cc25811dbcf042dfb5c81930913f9259d

  • SHA256

    22db011b48af2ab3ea49fe8e3f2afe83cc1239edf66afc89bcd7760c7c977d4e

  • SHA512

    dbeb6f54b5e7558c260d8544a87fee7c6f9a4246c2de7535beca6e00a4bba54212bd436532a97c2fa4ab7cb5d71c87868e880fe791834164e57e0a83f259a81e

  • SSDEEP

    1536:LKpb8rGYrMPe3q7Q0XV5xtezEsi8/dg2bCXuZH4gb4CEn9J4Zqcvp:LKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgi

Malware Config

Extracted

Language
xlm4.0
Source
URLs
xlm40.dropper

http://bundlefilm.com/headers/lkfBH3Czw9CjEW07P2/

xlm40.dropper

http://camsanparke.net/wp-content/h2Ja5bwB03hnyfCb/

xlm40.dropper

http://royreid.co.uk/wp-content/dCwG/

xlm40.dropper

https://cs.com.sg/admin/a1lR5wu/

Extracted

Family

emotet

Botnet

Epoch5

C2

178.238.225.252:8080

139.196.72.155:8080

36.67.23.59:443

103.56.149.105:8080

37.44.244.177:8080

85.25.120.45:8080

202.134.4.210:7080

78.47.204.80:443

83.229.80.93:8080

93.104.209.107:8080

80.211.107.116:8080

165.22.254.236:8080

104.244.79.94:443

185.148.169.10:8080

190.145.8.4:443

175.126.176.79:8080

139.59.80.108:8080

188.165.79.151:443

128.199.217.206:443

64.227.55.231:8080

ecs1.plain
eck1.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 4 IoCs
  • Adds Run key to start application 2 TTPs 8 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 24 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 12 IoCs
  • Suspicious use of WriteProcessMemory 16 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\22db011b48af2ab3ea49fe8e3f2afe83cc1239edf66afc89bcd7760c7c977d4e.xls"
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2848
    • 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:3376
      • C:\Windows\system32\regsvr32.exe
        C:\Windows\system32\regsvr32.exe "C:\Windows\system32\HlRnO\yiREZhauW.dll"
        3⤵
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        PID:4984
    • 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:5040
      • C:\Windows\system32\regsvr32.exe
        C:\Windows\system32\regsvr32.exe "C:\Windows\system32\IIhZpCUyWd\fIVhEDnyUfYdqaZ.dll"
        3⤵
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        PID:4904
    • C:\Windows\System32\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\elv3.ooocccxxx
      2⤵
      • Process spawned unexpected child process
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:3192
      • C:\Windows\system32\regsvr32.exe
        C:\Windows\system32\regsvr32.exe "C:\Windows\system32\QwHnRnuiLwVqa\aXjxLEQgYP.dll"
        3⤵
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        PID:3220
    • 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:1260
      • C:\Windows\system32\regsvr32.exe
        C:\Windows\system32\regsvr32.exe "C:\Windows\system32\YRwNgxIffxGcJe\OanTT.dll"
        3⤵
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        PID:1284

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\elv1.ooocccxxx

          Filesize

          434KB

          MD5

          7a89b7f5de94fa2aaace9a935ef1eb3e

          SHA1

          cc487fc865651d08006741cd6e96553ce11f1203

          SHA256

          d390ede4dc13af94b97d68c1ad2576035e0ae798550a4e5ca0132bc0ad499919

          SHA512

          3e017d0ab4e97826962e5b4089382e0050c7c92ffa6518ebc937a903c3fd54ad2cbaec550bd62ae86223a90cbfb61699e6baa6dc9fc38db8e75dd9a80314cbd3

        • C:\Users\Admin\elv2.ooocccxxx

          Filesize

          434KB

          MD5

          24331d01d16956330a64a0da12adf2ea

          SHA1

          63c098027f96fedbd8a4f5ed0ec8d981aa3c78c1

          SHA256

          70db66e2ab38fde9b3935b95e0e8534e72c959c66cae5490cb40d427bc09cf55

          SHA512

          390ad7d4c06b5c6f94cfd27cae1b1432fbac0d6d8ebfbca29691b916af1b7470a5fc3d04514c2b86f569a963431a7aad6f724a5d33888e85985bb0545618a191

        • C:\Users\Admin\elv3.ooocccxxx

          Filesize

          434KB

          MD5

          76f1f6e48efcdebe14e0c45b30f3b935

          SHA1

          7561eb1b663f296e5594541ae0087f601efaa818

          SHA256

          a2e4d5ab1b9b364d1db0df6a9ef5cb6f196dfce32a57781ab838d4537472d7ef

          SHA512

          50cf84efb6fe961c914a15b0ec4efd0023f6a2ec4d8f24c22baad23f8dadb711e64a1951b825e90559746189dd2cd10e74bef842b0ee21b90d83b56bea2c8550

        • C:\Users\Admin\elv4.ooocccxxx

          Filesize

          434KB

          MD5

          691ecff2e5acc42434712b64a8f01a90

          SHA1

          f7a06fb5a495bbbdd70ddf9757fac7e76e395df7

          SHA256

          ddd01651b9db906d977b53e95c2ee4637489c53189563d0b300c1aa2a95f5449

          SHA512

          0ae0f18142d5bc035777e5668325fa78a5f2d7edcba275bc9919d65faf868e9fbb495381fb4e09f06f4ba7a6e42655160e8e184c5b504457c5fbfce5277676f4

        • \Users\Admin\elv1.ooocccxxx

          Filesize

          434KB

          MD5

          7a89b7f5de94fa2aaace9a935ef1eb3e

          SHA1

          cc487fc865651d08006741cd6e96553ce11f1203

          SHA256

          d390ede4dc13af94b97d68c1ad2576035e0ae798550a4e5ca0132bc0ad499919

          SHA512

          3e017d0ab4e97826962e5b4089382e0050c7c92ffa6518ebc937a903c3fd54ad2cbaec550bd62ae86223a90cbfb61699e6baa6dc9fc38db8e75dd9a80314cbd3

        • \Users\Admin\elv2.ooocccxxx

          Filesize

          434KB

          MD5

          24331d01d16956330a64a0da12adf2ea

          SHA1

          63c098027f96fedbd8a4f5ed0ec8d981aa3c78c1

          SHA256

          70db66e2ab38fde9b3935b95e0e8534e72c959c66cae5490cb40d427bc09cf55

          SHA512

          390ad7d4c06b5c6f94cfd27cae1b1432fbac0d6d8ebfbca29691b916af1b7470a5fc3d04514c2b86f569a963431a7aad6f724a5d33888e85985bb0545618a191

        • \Users\Admin\elv3.ooocccxxx

          Filesize

          434KB

          MD5

          76f1f6e48efcdebe14e0c45b30f3b935

          SHA1

          7561eb1b663f296e5594541ae0087f601efaa818

          SHA256

          a2e4d5ab1b9b364d1db0df6a9ef5cb6f196dfce32a57781ab838d4537472d7ef

          SHA512

          50cf84efb6fe961c914a15b0ec4efd0023f6a2ec4d8f24c22baad23f8dadb711e64a1951b825e90559746189dd2cd10e74bef842b0ee21b90d83b56bea2c8550

        • \Users\Admin\elv4.ooocccxxx

          Filesize

          434KB

          MD5

          691ecff2e5acc42434712b64a8f01a90

          SHA1

          f7a06fb5a495bbbdd70ddf9757fac7e76e395df7

          SHA256

          ddd01651b9db906d977b53e95c2ee4637489c53189563d0b300c1aa2a95f5449

          SHA512

          0ae0f18142d5bc035777e5668325fa78a5f2d7edcba275bc9919d65faf868e9fbb495381fb4e09f06f4ba7a6e42655160e8e184c5b504457c5fbfce5277676f4

        • memory/2848-133-0x00007FFA33610000-0x00007FFA33620000-memory.dmp

          Filesize

          64KB

        • memory/2848-132-0x00007FFA33610000-0x00007FFA33620000-memory.dmp

          Filesize

          64KB

        • memory/2848-123-0x00007FFA36200000-0x00007FFA36210000-memory.dmp

          Filesize

          64KB

        • memory/2848-122-0x00007FFA36200000-0x00007FFA36210000-memory.dmp

          Filesize

          64KB

        • memory/2848-121-0x00007FFA36200000-0x00007FFA36210000-memory.dmp

          Filesize

          64KB

        • memory/2848-120-0x00007FFA36200000-0x00007FFA36210000-memory.dmp

          Filesize

          64KB

        • memory/3376-257-0x0000000180000000-0x0000000180030000-memory.dmp

          Filesize

          192KB