Analysis

  • max time kernel
    145s
  • max time network
    147s
  • platform
    windows10-1703_x64
  • resource
    win10-20220812-en
  • resource tags

    arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
  • submitted
    10/11/2022, 10:56

General

  • Target

    036cde54fd48f9b47f182385f5b22286816b35bf834a18d741822511f19eb2c4.xls

  • Size

    91KB

  • MD5

    91c614ba62c42acda0e0d252e7ba075c

  • SHA1

    4aa578ff90297e2a754d340bc48e021cdc896a49

  • SHA256

    036cde54fd48f9b47f182385f5b22286816b35bf834a18d741822511f19eb2c4

  • SHA512

    941d1f3abd4c30586158ca1dadfc956ea14a7db93520e27a0b232c07bd1939b4ef73eebbd82f069eff561e7a5646ae524788c275a2d6cdd46e57bddb588c8920

  • SSDEEP

    1536:wKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgGbCXuZH4gb4CEn9J4Z/Cs9o2:wKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgG

Malware Config

Extracted

Language
xlm4.0
Source
URLs
xlm40.dropper

https://bosny.com/aspnet_client/R50QIOGjmvVlr/

xlm40.dropper

http://navylin.com/autopoisonous/4fZQW/

xlm40.dropper

http://asrani.garudaputih.com/nutabalong/bJYqoUIr99qNfoPDx/

xlm40.dropper

http://db.rikaz.tech/lCx76IlkrBtEsqNFA7/zPYJzpOnzstNOiRHob/

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 2 IoCs
  • Adds Run key to start application 2 TTPs 4 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 12 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 12 IoCs
  • Suspicious use of WriteProcessMemory 12 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\036cde54fd48f9b47f182385f5b22286816b35bf834a18d741822511f19eb2c4.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:1892
    • 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:4776
      • C:\Windows\system32\regsvr32.exe
        C:\Windows\system32\regsvr32.exe "C:\Windows\system32\ZPBDQrEvWoMJO\EWmjjEMsMT.dll"
        3⤵
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        PID:1040
    • 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:420
      • C:\Windows\system32\regsvr32.exe
        C:\Windows\system32\regsvr32.exe "C:\Windows\system32\DyzEMZBMcj\puPNsD.dll"
        3⤵
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        PID:3304
    • C:\Windows\System32\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\elv3.ooocccxxx
      2⤵
      • Process spawned unexpected child process
      PID:2368
    • C:\Windows\System32\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\elv4.ooocccxxx
      2⤵
      • Process spawned unexpected child process
      PID:2272

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\elv1.ooocccxxx

          Filesize

          621KB

          MD5

          83b59fb810300c2dbddf3f7d739d25a4

          SHA1

          aa67e33414d97d297a3b86871dd6a9275fdb71d1

          SHA256

          6b2be1e6753c8b1d69abec430562268775c00784b0a2f4cf2c5e499f98a7bfdf

          SHA512

          c32ee574b86086d986b7177bbc011da11ad647ca8e3edbb76a6901a92fbc197d987f63b45c923aa273023ff070548caf712578e26a84f85c2eeea781ca55661a

        • C:\Users\Admin\elv2.ooocccxxx

          Filesize

          621KB

          MD5

          aeb676d2fa1854a89f970736dbb6ebf7

          SHA1

          f937c2cd80d116c535113c9a1d85528de0df94ad

          SHA256

          5ae9ca3c9d45304810d3c3eb599a2e33e749e08984941b119ff0a85b8350dd7a

          SHA512

          9f4d0f94b84f299253a8014f9aef49391363e8a620cfecda87e20974190f24b318dfe48bde6ec09a4d63669655063552a6ed837e0f487cb4a373566684c66884

        • \Users\Admin\elv1.ooocccxxx

          Filesize

          621KB

          MD5

          83b59fb810300c2dbddf3f7d739d25a4

          SHA1

          aa67e33414d97d297a3b86871dd6a9275fdb71d1

          SHA256

          6b2be1e6753c8b1d69abec430562268775c00784b0a2f4cf2c5e499f98a7bfdf

          SHA512

          c32ee574b86086d986b7177bbc011da11ad647ca8e3edbb76a6901a92fbc197d987f63b45c923aa273023ff070548caf712578e26a84f85c2eeea781ca55661a

        • \Users\Admin\elv2.ooocccxxx

          Filesize

          621KB

          MD5

          aeb676d2fa1854a89f970736dbb6ebf7

          SHA1

          f937c2cd80d116c535113c9a1d85528de0df94ad

          SHA256

          5ae9ca3c9d45304810d3c3eb599a2e33e749e08984941b119ff0a85b8350dd7a

          SHA512

          9f4d0f94b84f299253a8014f9aef49391363e8a620cfecda87e20974190f24b318dfe48bde6ec09a4d63669655063552a6ed837e0f487cb4a373566684c66884

        • memory/1892-129-0x00007FFE7C260000-0x00007FFE7C270000-memory.dmp

          Filesize

          64KB

        • memory/1892-117-0x00007FFE7FCC0000-0x00007FFE7FCD0000-memory.dmp

          Filesize

          64KB

        • memory/1892-116-0x00007FFE7FCC0000-0x00007FFE7FCD0000-memory.dmp

          Filesize

          64KB

        • memory/1892-330-0x00007FFE7FCC0000-0x00007FFE7FCD0000-memory.dmp

          Filesize

          64KB

        • memory/1892-128-0x00007FFE7C260000-0x00007FFE7C270000-memory.dmp

          Filesize

          64KB

        • memory/1892-119-0x00007FFE7FCC0000-0x00007FFE7FCD0000-memory.dmp

          Filesize

          64KB

        • memory/1892-118-0x00007FFE7FCC0000-0x00007FFE7FCD0000-memory.dmp

          Filesize

          64KB

        • memory/1892-329-0x00007FFE7FCC0000-0x00007FFE7FCD0000-memory.dmp

          Filesize

          64KB

        • memory/1892-328-0x00007FFE7FCC0000-0x00007FFE7FCD0000-memory.dmp

          Filesize

          64KB

        • memory/1892-327-0x00007FFE7FCC0000-0x00007FFE7FCD0000-memory.dmp

          Filesize

          64KB

        • memory/4776-275-0x00000000008F0000-0x000000000091E000-memory.dmp

          Filesize

          184KB