Analysis

  • max time kernel
    102s
  • 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
    04/11/2022, 01:54

General

  • Target

    e64c48cd8fc971d54d502f37f199df9a01dac4cc5acf16fcf0e9259f562a1fb7.xls

  • Size

    217KB

  • MD5

    da9aaaacea797554e33c5a5d5d45febb

  • SHA1

    13416d8e0f67df354884280b83e425cb2d9e72bd

  • SHA256

    e64c48cd8fc971d54d502f37f199df9a01dac4cc5acf16fcf0e9259f562a1fb7

  • SHA512

    84fb8f13cb085b6d9699e908473cf9c266b841ab700d0a635605c55cc180b2644dd62e25cfa5ef3f10a0c55901be1690e8d5f253c44dd3dad1420284f06c1237

  • SSDEEP

    6144:zKpb8rGYrMPe3q7Q0XV5xtuEsi8/dglyY+TAQXTHGUMEyP5p6f5jQms:JbGUMVWlbs

Malware Config

Extracted

Language
xlm4.0
Source
URLs
xlm40.dropper

http://aquariorecords.com.br/wp-content/A8G3ownNApEj1L4hF/

xlm40.dropper

http://ftp.pricoat.com.mx/Fichas/3ybJLLXu5zqqn8Sx/

xlm40.dropper

http://armannahalpersian.ir/3H5qqUOB/

xlm40.dropper

http://alagi.ge/application/irnz5Rs8qWvQrf/

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 3 IoCs
  • Adds Run key to start application 2 TTPs 6 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 18 IoCs
  • Suspicious use of SetWindowsHookEx 12 IoCs
  • Suspicious use of WriteProcessMemory 14 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\e64c48cd8fc971d54d502f37f199df9a01dac4cc5acf16fcf0e9259f562a1fb7.xls"
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2432
    • C:\Windows\System32\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\oxnv1.ooccxx
      2⤵
      • Process spawned unexpected child process
      PID:2224
    • C:\Windows\System32\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\oxnv2.ooccxx
      2⤵
      • Process spawned unexpected child process
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:4924
      • C:\Windows\system32\regsvr32.exe
        C:\Windows\system32\regsvr32.exe "C:\Windows\system32\Txxwtxf\hcTHZtezkVsJVCka.dll"
        3⤵
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        PID:2232
    • C:\Windows\System32\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\oxnv3.ooccxx
      2⤵
      • Process spawned unexpected child process
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:4324
      • C:\Windows\system32\regsvr32.exe
        C:\Windows\system32\regsvr32.exe "C:\Windows\system32\MIEAhYu\dqfoqljNtzGC.dll"
        3⤵
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        PID:3288
    • 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:360
      • C:\Windows\system32\regsvr32.exe
        C:\Windows\system32\regsvr32.exe "C:\Windows\system32\BJhQs\MsGNvD.dll"
        3⤵
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        PID:648

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\oxnv2.ooccxx

    Filesize

    751KB

    MD5

    b92add0352f056b8c959722ffccb197a

    SHA1

    3a0346978cdf4443faea5c9a0ff1d65b971e893f

    SHA256

    f9d5b391259f05d6918288a4d4325c6f3ed9e93378ee9d101a0ff4744705cc26

    SHA512

    f88b76c9ee1243e2d8ee31275f7a22ba03f25f75cc0f02580aaa9232817950a4f97c2b658bc0025a80bef70014c8a17b7cba41ee81b95b518fbc372b0f6597c6

  • C:\Users\Admin\oxnv3.ooccxx

    Filesize

    751KB

    MD5

    9a81048aade37b8adeeba168dbabf159

    SHA1

    ff7212b6ccc751a2a16194834d88ce13577b5b59

    SHA256

    56cf0a404550bd79b30a6b3d66c1e7c7f1ea05605cf73e005330be9dbd1085f4

    SHA512

    549b18a84b0f808ed1cd1704c4845a372154a0f4dc67eb47f2e99fb967eb68b6856af744fa22ca9974d60c0437d2053a2eb931f03cb04949c846dfe6db46b4e5

  • C:\Users\Admin\oxnv4.ooccxx

    Filesize

    751KB

    MD5

    8483a1bdf7bc8a2ec8c35d4e7d5871b9

    SHA1

    524dc8fc8b72f91a3ddf528127b170bff9503f47

    SHA256

    46f74ea87f81217233cb565b8aaf1a971faf2762dd2eaf0da26dc0f1e3ac4ca8

    SHA512

    882ad2a4149415522d662eca246203ed4234e1914f92cc1e19c8e963ae1abf50253e52b75ddcd0fb224a687ac5c5cd7a820855191f0f8de321a67025c5d092bb

  • \Users\Admin\oxnv2.ooccxx

    Filesize

    751KB

    MD5

    b92add0352f056b8c959722ffccb197a

    SHA1

    3a0346978cdf4443faea5c9a0ff1d65b971e893f

    SHA256

    f9d5b391259f05d6918288a4d4325c6f3ed9e93378ee9d101a0ff4744705cc26

    SHA512

    f88b76c9ee1243e2d8ee31275f7a22ba03f25f75cc0f02580aaa9232817950a4f97c2b658bc0025a80bef70014c8a17b7cba41ee81b95b518fbc372b0f6597c6

  • \Users\Admin\oxnv3.ooccxx

    Filesize

    751KB

    MD5

    9a81048aade37b8adeeba168dbabf159

    SHA1

    ff7212b6ccc751a2a16194834d88ce13577b5b59

    SHA256

    56cf0a404550bd79b30a6b3d66c1e7c7f1ea05605cf73e005330be9dbd1085f4

    SHA512

    549b18a84b0f808ed1cd1704c4845a372154a0f4dc67eb47f2e99fb967eb68b6856af744fa22ca9974d60c0437d2053a2eb931f03cb04949c846dfe6db46b4e5

  • \Users\Admin\oxnv4.ooccxx

    Filesize

    751KB

    MD5

    8483a1bdf7bc8a2ec8c35d4e7d5871b9

    SHA1

    524dc8fc8b72f91a3ddf528127b170bff9503f47

    SHA256

    46f74ea87f81217233cb565b8aaf1a971faf2762dd2eaf0da26dc0f1e3ac4ca8

    SHA512

    882ad2a4149415522d662eca246203ed4234e1914f92cc1e19c8e963ae1abf50253e52b75ddcd0fb224a687ac5c5cd7a820855191f0f8de321a67025c5d092bb

  • memory/2432-345-0x00007FF83D030000-0x00007FF83D040000-memory.dmp

    Filesize

    64KB

  • memory/2432-348-0x00007FF83D030000-0x00007FF83D040000-memory.dmp

    Filesize

    64KB

  • memory/2432-347-0x00007FF83D030000-0x00007FF83D040000-memory.dmp

    Filesize

    64KB

  • memory/2432-115-0x00007FF83D030000-0x00007FF83D040000-memory.dmp

    Filesize

    64KB

  • memory/2432-128-0x00007FF83A290000-0x00007FF83A2A0000-memory.dmp

    Filesize

    64KB

  • memory/2432-346-0x00007FF83D030000-0x00007FF83D040000-memory.dmp

    Filesize

    64KB

  • memory/2432-127-0x00007FF83A290000-0x00007FF83A2A0000-memory.dmp

    Filesize

    64KB

  • memory/2432-118-0x00007FF83D030000-0x00007FF83D040000-memory.dmp

    Filesize

    64KB

  • memory/2432-117-0x00007FF83D030000-0x00007FF83D040000-memory.dmp

    Filesize

    64KB

  • memory/2432-116-0x00007FF83D030000-0x00007FF83D040000-memory.dmp

    Filesize

    64KB

  • memory/4924-281-0x0000000180000000-0x0000000180030000-memory.dmp

    Filesize

    192KB