Analysis

  • max time kernel
    138s
  • max time network
    150s
  • 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, 10:18

General

  • Target

    bab1f7d9f9682defcb98a0b8e61cdeb4550a41ce31644ea0bb0c0bd4383a3460.xls

  • Size

    91KB

  • MD5

    ec67decc000fa86f08fc1dec01897f93

  • SHA1

    326847c67f5167109803ea2bc08f405194ea3f93

  • SHA256

    bab1f7d9f9682defcb98a0b8e61cdeb4550a41ce31644ea0bb0c0bd4383a3460

  • SHA512

    35e5535675ca238d0645ffe42ce6f895bcb4acf05bd0044cb4d9ef60bcbf7a8955287cd617fe637925fc7c7aeb6ef4e8db76ade97ea10385c11424e251631b9b

  • SSDEEP

    1536:wKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgGbCXuZH4gb4CEn9J4Z/Cs9o2:wKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgO

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 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\bab1f7d9f9682defcb98a0b8e61cdeb4550a41ce31644ea0bb0c0bd4383a3460.xls"
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3528
    • 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:488
      • C:\Windows\system32\regsvr32.exe
        C:\Windows\system32\regsvr32.exe "C:\Windows\system32\KbJKHLZge\LbbCiOkLPobUgUF.dll"
        3⤵
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        PID:1160
    • 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:1748
      • C:\Windows\system32\regsvr32.exe
        C:\Windows\system32\regsvr32.exe "C:\Windows\system32\LUvyIT\tNfJlYZcw.dll"
        3⤵
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        PID:3336
    • C:\Windows\System32\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\elv3.ooocccxxx
      2⤵
      • Process spawned unexpected child process
      PID:1612
    • C:\Windows\System32\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\elv4.ooocccxxx
      2⤵
      • Process spawned unexpected child process
      PID:2252

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\elv1.ooocccxxx

          Filesize

          621KB

          MD5

          f84e4a08139f4d10143eb8a2cc848c5a

          SHA1

          eb9f11f6b81d879aea3d072eb12e853e2e52ea31

          SHA256

          4f49b622a423bf1583fe4c46917254068e9d15c2f6ba6ac4642b8e238d8f8d4d

          SHA512

          d6022c6a9931eae5f63d077663e3f3205cd5bb7f35d30244dbd5df5c317d944a423bc55b659280cc811b12434322e6238349e37bbffe9fe418059e573b20f6a7

        • C:\Users\Admin\elv2.ooocccxxx

          Filesize

          621KB

          MD5

          7b447808b85ea687ebe67889de9f097a

          SHA1

          79cdca603375b8df5dbdce72be9221625af3d334

          SHA256

          1e0f3ef4743c30ba309c426a382b42c64c9fdbd56f3d00e6b7ea5fb8729724ad

          SHA512

          4c905c52958d035dca0287c293b5578da77ecd03505fa44b969dcd52d6f7b74537366448989d58683ca8d1cd6ba8a5199a6917c2b28ff0a28fa2f1fda5280bbb

        • \Users\Admin\elv1.ooocccxxx

          Filesize

          621KB

          MD5

          f84e4a08139f4d10143eb8a2cc848c5a

          SHA1

          eb9f11f6b81d879aea3d072eb12e853e2e52ea31

          SHA256

          4f49b622a423bf1583fe4c46917254068e9d15c2f6ba6ac4642b8e238d8f8d4d

          SHA512

          d6022c6a9931eae5f63d077663e3f3205cd5bb7f35d30244dbd5df5c317d944a423bc55b659280cc811b12434322e6238349e37bbffe9fe418059e573b20f6a7

        • \Users\Admin\elv2.ooocccxxx

          Filesize

          621KB

          MD5

          7b447808b85ea687ebe67889de9f097a

          SHA1

          79cdca603375b8df5dbdce72be9221625af3d334

          SHA256

          1e0f3ef4743c30ba309c426a382b42c64c9fdbd56f3d00e6b7ea5fb8729724ad

          SHA512

          4c905c52958d035dca0287c293b5578da77ecd03505fa44b969dcd52d6f7b74537366448989d58683ca8d1cd6ba8a5199a6917c2b28ff0a28fa2f1fda5280bbb

        • memory/488-286-0x0000000002A10000-0x0000000002A3E000-memory.dmp

          Filesize

          184KB

        • memory/3528-121-0x00007FF851770000-0x00007FF851780000-memory.dmp

          Filesize

          64KB

        • memory/3528-120-0x00007FF851770000-0x00007FF851780000-memory.dmp

          Filesize

          64KB

        • memory/3528-119-0x00007FF851770000-0x00007FF851780000-memory.dmp

          Filesize

          64KB

        • memory/3528-131-0x00007FF84DFE0000-0x00007FF84DFF0000-memory.dmp

          Filesize

          64KB

        • memory/3528-118-0x00007FF851770000-0x00007FF851780000-memory.dmp

          Filesize

          64KB

        • memory/3528-130-0x00007FF84DFE0000-0x00007FF84DFF0000-memory.dmp

          Filesize

          64KB

        • memory/3528-340-0x00007FF851770000-0x00007FF851780000-memory.dmp

          Filesize

          64KB

        • memory/3528-341-0x00007FF851770000-0x00007FF851780000-memory.dmp

          Filesize

          64KB

        • memory/3528-342-0x00007FF851770000-0x00007FF851780000-memory.dmp

          Filesize

          64KB

        • memory/3528-343-0x00007FF851770000-0x00007FF851780000-memory.dmp

          Filesize

          64KB