Analysis

  • max time kernel
    149s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18-11-2022 01:47

General

  • Target

    File_62.xlsm

  • Size

    228KB

  • MD5

    b9dd57a79aaa1a8ff03b3c482abbf204

  • SHA1

    0816d70a7be2e6c77a45c406f6051701a39f68d5

  • SHA256

    74a77b0770be378c8faadbeb90fe614ae8a90b870af0695996b9cc5b3cf10c8e

  • SHA512

    a2491c04004f65a41ea4fb55f98d703b628b8b6dd106a81c8e73becbf7df2d7ddf482f79ad815bd0ccad7af84e16446a8d53f76521dcaf4880898968bb3ee5b3

  • SSDEEP

    6144:hR2WMrfxxjhBMMrxBRXZ5Dz3M1qa8L4cyU:hR2LDHf9PH5XUqRLTyU

Malware Config

Extracted

Language
xlm4.0
Source
URLs
xlm40.dropper

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

xlm40.dropper

http://ftp.agoraexpress.info/cgi-bin/rooSQD2tWB/

xlm40.dropper

http://45.32.114.141/xilte/SYtPsYVOaJpNvcqVTOi/

xlm40.dropper

http://www.nipunpharmaskill.com/fonts/jHAVDcbRKKHP24FAf/

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 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\File_62.xlsm"
    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:4684
    • C:\Windows\System32\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\oxnv1.ooccxx
      2⤵
      • Process spawned unexpected child process
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:4996
      • C:\Windows\system32\regsvr32.exe
        C:\Windows\system32\regsvr32.exe "C:\Windows\system32\SQntRyzNwXmJEqcWl\YbCKVpJCClFgKwKA.dll"
        3⤵
        • Loads dropped DLL
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        PID:228
    • C:\Windows\System32\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\oxnv2.ooccxx
      2⤵
      • Process spawned unexpected child process
      PID:3620
    • C:\Windows\System32\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\oxnv3.ooccxx
      2⤵
      • Process spawned unexpected child process
      PID:3768
    • C:\Windows\System32\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\oxnv4.ooccxx
      2⤵
      • Process spawned unexpected child process
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2188
      • C:\Windows\system32\regsvr32.exe
        C:\Windows\system32\regsvr32.exe "C:\Windows\system32\OUGnnpcxsGi\CzXzBPVSemNS.dll"
        3⤵
        • Loads dropped DLL
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        PID:1688

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\oxnv1.ooccxx

    Filesize

    579KB

    MD5

    715698359daf3e8a2a6be332eb0cbe9c

    SHA1

    2c7bcf2c76a55bb8920f8f7f20211ec9895f292f

    SHA256

    8e5041439fd6dd63c676dc2dd3cf6b110b3011aa2a3e4b8fd5a7d53a8dc53dad

    SHA512

    0793861accd4bd61d0c38b99b42edededbb9075fde444b388040ca2b5ca7b072e07469d2c72d47cbeee3901bbee3d40a62d5b7c33be363b1c95f3b065643e0aa

  • C:\Users\Admin\oxnv1.ooccxx

    Filesize

    579KB

    MD5

    715698359daf3e8a2a6be332eb0cbe9c

    SHA1

    2c7bcf2c76a55bb8920f8f7f20211ec9895f292f

    SHA256

    8e5041439fd6dd63c676dc2dd3cf6b110b3011aa2a3e4b8fd5a7d53a8dc53dad

    SHA512

    0793861accd4bd61d0c38b99b42edededbb9075fde444b388040ca2b5ca7b072e07469d2c72d47cbeee3901bbee3d40a62d5b7c33be363b1c95f3b065643e0aa

  • C:\Users\Admin\oxnv2.ooccxx

    Filesize

    1KB

    MD5

    f184d55a54eae149f306684766cdee7a

    SHA1

    d3f640f50591aa8523a8caff9d278abf96840781

    SHA256

    6c7fd4878ef23fdd99f03af133480bdf349f2ba1c71ea6a7eff67bd5f420e48b

    SHA512

    d5f4277db836a419c12bb43cf96eef683b6104e92fabf2b37631e46b03ee80c8dbfd6167d72a945287dc4a6bc54c8896185701e14407631db03b9348a1112241

  • C:\Users\Admin\oxnv4.ooccxx

    Filesize

    579KB

    MD5

    bf9ac1c60cae203dfc4ea5293fcb24bd

    SHA1

    6dd8677031ad96da4520f3fb35ca0c59b9375997

    SHA256

    25b209a3fc13d714ab325fd4fa976a5115f98655c0d3932225aa245fa48a28ae

    SHA512

    1703a0a7d91127acd3778fb7b4f54ad6b748c323163e97eb08704ad38f07ff2de5ab59b2b1dacdea7070c51ee604d5055c635a9b9a5efc1a24268c0d00f023ac

  • C:\Users\Admin\oxnv4.ooccxx

    Filesize

    579KB

    MD5

    bf9ac1c60cae203dfc4ea5293fcb24bd

    SHA1

    6dd8677031ad96da4520f3fb35ca0c59b9375997

    SHA256

    25b209a3fc13d714ab325fd4fa976a5115f98655c0d3932225aa245fa48a28ae

    SHA512

    1703a0a7d91127acd3778fb7b4f54ad6b748c323163e97eb08704ad38f07ff2de5ab59b2b1dacdea7070c51ee604d5055c635a9b9a5efc1a24268c0d00f023ac

  • C:\Windows\System32\OUGnnpcxsGi\CzXzBPVSemNS.dll

    Filesize

    579KB

    MD5

    bf9ac1c60cae203dfc4ea5293fcb24bd

    SHA1

    6dd8677031ad96da4520f3fb35ca0c59b9375997

    SHA256

    25b209a3fc13d714ab325fd4fa976a5115f98655c0d3932225aa245fa48a28ae

    SHA512

    1703a0a7d91127acd3778fb7b4f54ad6b748c323163e97eb08704ad38f07ff2de5ab59b2b1dacdea7070c51ee604d5055c635a9b9a5efc1a24268c0d00f023ac

  • C:\Windows\System32\SQntRyzNwXmJEqcWl\YbCKVpJCClFgKwKA.dll

    Filesize

    579KB

    MD5

    715698359daf3e8a2a6be332eb0cbe9c

    SHA1

    2c7bcf2c76a55bb8920f8f7f20211ec9895f292f

    SHA256

    8e5041439fd6dd63c676dc2dd3cf6b110b3011aa2a3e4b8fd5a7d53a8dc53dad

    SHA512

    0793861accd4bd61d0c38b99b42edededbb9075fde444b388040ca2b5ca7b072e07469d2c72d47cbeee3901bbee3d40a62d5b7c33be363b1c95f3b065643e0aa

  • memory/228-145-0x0000000000000000-mapping.dmp

  • memory/1688-159-0x0000000000000000-mapping.dmp

  • memory/2188-153-0x0000000000000000-mapping.dmp

  • memory/3620-150-0x0000000000000000-mapping.dmp

  • memory/3768-152-0x0000000000000000-mapping.dmp

  • memory/4684-137-0x00007FF88F1E0000-0x00007FF88F1F0000-memory.dmp

    Filesize

    64KB

  • memory/4684-138-0x00007FF88F1E0000-0x00007FF88F1F0000-memory.dmp

    Filesize

    64KB

  • memory/4684-132-0x00007FF891850000-0x00007FF891860000-memory.dmp

    Filesize

    64KB

  • memory/4684-134-0x00007FF891850000-0x00007FF891860000-memory.dmp

    Filesize

    64KB

  • memory/4684-133-0x00007FF891850000-0x00007FF891860000-memory.dmp

    Filesize

    64KB

  • memory/4684-135-0x00007FF891850000-0x00007FF891860000-memory.dmp

    Filesize

    64KB

  • memory/4684-136-0x00007FF891850000-0x00007FF891860000-memory.dmp

    Filesize

    64KB

  • memory/4996-142-0x0000000180000000-0x0000000180030000-memory.dmp

    Filesize

    192KB

  • memory/4996-139-0x0000000000000000-mapping.dmp