Analysis

  • max time kernel
    147s
  • max time network
    149s
  • platform
    windows10_x64
  • resource
    win10-20220414-en
  • submitted
    07-07-2022 04:38

General

  • Target

    0bea2e002fc3342379e6e46085f4348a9311b515f7a8a544f84ecd4a3913ea00.xls

  • Size

    95KB

  • MD5

    efdccd892c56a6abe2d46715b89edcba

  • SHA1

    0412cf7404530ecc2aadcb9bb12dff71f4bf69ef

  • SHA256

    0bea2e002fc3342379e6e46085f4348a9311b515f7a8a544f84ecd4a3913ea00

  • SHA512

    2ce77ea80414c204bc76b28c119aed32262a460fe87d58f9669880d4837495e9919304e718320164360e6452deab1eac1262ee4f01de444401ef2997a68380a0

Malware Config

Extracted

Language
xlm4.0
Source
URLs
xlm40.dropper

https://edoraseguros.com.br/cgi-bin/jQNq9wlH1GXU/

xlm40.dropper

http://earthmach.co.za/libraries/tWkZh9YrXbTd6IeX/

xlm40.dropper

http://finvest.rs/wp-admin/Hr9nVNTIHgw59S/

xlm40.dropper

http://efverstedt.se/5jjaV/w7fLEHJ20xn0qD/

Extracted

Family

emotet

Botnet

Epoch5

C2

103.71.99.57:8080

103.224.241.74:8080

157.245.111.0:8080

37.44.244.177:8080

103.41.204.169:8080

64.227.55.231:8080

103.254.12.236:7080

103.85.95.4:8080

157.230.99.206:8080

165.22.254.236:8080

85.214.67.203:8080

54.37.228.122:443

195.77.239.39:8080

128.199.217.206:443

190.145.8.4:443

165.232.185.110:8080

188.165.79.151:443

178.62.112.199:8080

54.37.106.167:8080

104.244.79.94:443

eck1.plain
ecs1.plain

Extracted

Family

emotet

C2

103.254.12.236:7080

87.106.97.83:7080

202.134.4.210:7080

62.171.178.147:8080

139.196.72.155:8080

46.101.98.60:8080

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 2 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 1 IoCs

    Runs systeminfo.exe.

  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 14 IoCs
  • Suspicious use of SetWindowsHookEx 12 IoCs
  • Suspicious use of WriteProcessMemory 18 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\0bea2e002fc3342379e6e46085f4348a9311b515f7a8a544f84ecd4a3913ea00.xls"
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3732
    • C:\Windows\System32\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\soci1.ocx
      2⤵
      • Process spawned unexpected child process
      PID:3596
    • C:\Windows\System32\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\soci2.ocx
      2⤵
      • Process spawned unexpected child process
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:752
      • C:\Windows\system32\regsvr32.exe
        C:\Windows\system32\regsvr32.exe "C:\Windows\system32\MDTfbVH\uecTpMiugNSN.dll"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:2224
    • C:\Windows\System32\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\soci3.ocx
      2⤵
      • Process spawned unexpected child process
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:1268
      • C:\Windows\system32\regsvr32.exe
        C:\Windows\system32\regsvr32.exe "C:\Windows\system32\QRawnv\ZnzlM.dll"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:3688
        • C:\Windows\system32\systeminfo.exe
          systeminfo
          4⤵
          • Gathers system information
          PID:1404
        • C:\Windows\system32\ipconfig.exe
          ipconfig /all
          4⤵
          • Gathers network information
          PID:2808
        • C:\Windows\system32\nltest.exe
          nltest /dclist:
          4⤵
            PID:1088
      • C:\Windows\System32\regsvr32.exe
        C:\Windows\System32\regsvr32.exe /S ..\soci4.ocx
        2⤵
        • Process spawned unexpected child process
        PID:1860

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Execution

    Command-Line Interface

    1
    T1059

    Discovery

    Query Registry

    2
    T1012

    System Information Discovery

    4
    T1082

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\soci2.ocx
      Filesize

      847KB

      MD5

      39a5c4e3b58cfc7adb88e1fc316ec5a4

      SHA1

      90a0fb85835554854885ce325254b42aa304abcc

      SHA256

      3cbbdb7f3dfb39cda8142c83aa12d307da2b575cb4662d96ca260fdeea47dc26

      SHA512

      6db90259d630206d1164390a00f2b4824041c670b27bdcc3c949d6ee15f1d66cbbb17c2500f8b5300be2a4a4dddd5efd4514106df93eddb61660537b74dc434a

    • C:\Users\Admin\soci3.ocx
      Filesize

      847KB

      MD5

      e3b67a827b1bdb7e4dc6362402bb4a82

      SHA1

      48a88f639bebb9d22e6d075a455af3a0fa9e3e85

      SHA256

      6c128340bd4d4d321ddd96375afd266e30b130051e5abf931fb5121e391a6790

      SHA512

      2358d442a8113ca8d3e2b88e07b7e8ebeb638b62fd9c74d7dafdea1421e6c4491a679bb0f4ee09fe47683d3b0fb07f7f8483b02dec90dcd0c49028f83845cd6b

    • \Users\Admin\soci2.ocx
      Filesize

      847KB

      MD5

      39a5c4e3b58cfc7adb88e1fc316ec5a4

      SHA1

      90a0fb85835554854885ce325254b42aa304abcc

      SHA256

      3cbbdb7f3dfb39cda8142c83aa12d307da2b575cb4662d96ca260fdeea47dc26

      SHA512

      6db90259d630206d1164390a00f2b4824041c670b27bdcc3c949d6ee15f1d66cbbb17c2500f8b5300be2a4a4dddd5efd4514106df93eddb61660537b74dc434a

    • \Users\Admin\soci3.ocx
      Filesize

      847KB

      MD5

      e3b67a827b1bdb7e4dc6362402bb4a82

      SHA1

      48a88f639bebb9d22e6d075a455af3a0fa9e3e85

      SHA256

      6c128340bd4d4d321ddd96375afd266e30b130051e5abf931fb5121e391a6790

      SHA512

      2358d442a8113ca8d3e2b88e07b7e8ebeb638b62fd9c74d7dafdea1421e6c4491a679bb0f4ee09fe47683d3b0fb07f7f8483b02dec90dcd0c49028f83845cd6b

    • memory/752-273-0x0000000180000000-0x0000000180030000-memory.dmp
      Filesize

      192KB

    • memory/752-270-0x0000000000000000-mapping.dmp
    • memory/1088-302-0x0000000000000000-mapping.dmp
    • memory/1268-278-0x0000000000000000-mapping.dmp
    • memory/1404-299-0x0000000000000000-mapping.dmp
    • memory/1860-286-0x0000000000000000-mapping.dmp
    • memory/2224-288-0x0000000000000000-mapping.dmp
    • memory/2808-301-0x0000000000000000-mapping.dmp
    • memory/3596-269-0x0000000000000000-mapping.dmp
    • memory/3688-287-0x0000000000000000-mapping.dmp
    • memory/3688-300-0x0000000002840000-0x00000000087AC000-memory.dmp
      Filesize

      95.4MB

    • memory/3688-303-0x0000000002840000-0x00000000087AC000-memory.dmp
      Filesize

      95.4MB

    • memory/3732-130-0x00007FFC4AD80000-0x00007FFC4AD90000-memory.dmp
      Filesize

      64KB

    • memory/3732-129-0x00007FFC4AD80000-0x00007FFC4AD90000-memory.dmp
      Filesize

      64KB

    • memory/3732-120-0x00007FFC4E760000-0x00007FFC4E770000-memory.dmp
      Filesize

      64KB

    • memory/3732-117-0x00007FFC4E760000-0x00007FFC4E770000-memory.dmp
      Filesize

      64KB

    • memory/3732-119-0x00007FFC4E760000-0x00007FFC4E770000-memory.dmp
      Filesize

      64KB

    • memory/3732-118-0x00007FFC4E760000-0x00007FFC4E770000-memory.dmp
      Filesize

      64KB