Analysis

  • max time kernel
    105s
  • max time network
    103s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    18-01-2023 13:57

General

  • Target

    Statement Of Account .xls

  • Size

    883KB

  • MD5

    7b35fd3ea67e7ab049ba760c0bbf03e7

  • SHA1

    e0e3665311627b00580f3ff72c502e6e3779afd2

  • SHA256

    2fe07388d4fb59ade682b9553b4fee971d77a18018cbe7af052d880c2211c559

  • SHA512

    bdd45fb16e63d5eca8e957a057e272abddcc0be5326f729c6c260617f1a6128d5dd085625e35f59eef6bb681feb1eabb7ad564409c2a55ced7db3ebc455ce0b2

  • SSDEEP

    12288:Us02NM0ry+1wFZBDF4BSFLBJFKBsx02NM0ry+1ZFTBHFxBaFJBiFBBnuoSIAB1WP:KZy6Z9lsZyrX4ILSIAvQv

Malware Config

Extracted

Family

lokibot

C2

https://sempersim.su/ha1/fre.php

http://kbfvzoboss.bid/alien/fre.php

http://alphastand.trade/alien/fre.php

http://alphastand.win/alien/fre.php

http://alphastand.top/alien/fre.php

Signatures

  • Lokibot

    Lokibot is a Password and CryptoCoin Wallet Stealer.

  • Blocklisted process makes network request 1 IoCs
  • Downloads MZ/PE file
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 4 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Uses the VBS compiler for execution 1 TTPs
  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Enumerates system info in registry 2 TTPs 1 IoCs
  • Launches Equation Editor 1 TTPs 1 IoCs

    Equation Editor is an old Office component often targeted by exploits such as CVE-2017-11882.

  • Modifies Internet Explorer settings 1 TTPs 31 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE
    "C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde "C:\Users\Admin\AppData\Local\Temp\Statement Of Account .xls"
    1⤵
    • Enumerates system info in registry
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    PID:1852
  • C:\Program Files (x86)\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE
    "C:\Program Files (x86)\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE" -Embedding
    1⤵
    • Blocklisted process makes network request
    • Loads dropped DLL
    • Launches Equation Editor
    • Suspicious use of WriteProcessMemory
    PID:956
    • C:\Users\Public\vbc.exe
      "C:\Users\Public\vbc.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:1492
      • C:\Users\Admin\AppData\Local\Temp\gnjxarm.exe
        "C:\Users\Admin\AppData\Local\Temp\gnjxarm.exe" C:\Users\Admin\AppData\Local\Temp\pjapcgnianc.cre
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of SetThreadContext
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of WriteProcessMemory
        PID:744
        • C:\Users\Admin\AppData\Local\Temp\gnjxarm.exe
          "C:\Users\Admin\AppData\Local\Temp\gnjxarm.exe"
          4⤵
          • Executes dropped EXE
          • Accesses Microsoft Outlook profiles
          • Suspicious use of AdjustPrivilegeToken
          • outlook_office_path
          • outlook_win_path
          PID:276

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\gnjxarm.exe

    Filesize

    100KB

    MD5

    b7e5276c21ba359f2b55cd0455993ede

    SHA1

    b062459210a01fe245f2d36a90d1f2f02aa13f96

    SHA256

    f850655031a100266ba687ce50608e582b54df2c2c82e1bacd3ea18bfbc22910

    SHA512

    0c2aa6fc87da4b5ff3788f7e075fc33799c9ec8e4942c52180f6e12f57cbc01bae0d2e1ea78b976978af7b36c3fb10e6f710b4a5da42f62136eeef378a1ca87a

  • C:\Users\Admin\AppData\Local\Temp\gnjxarm.exe

    Filesize

    100KB

    MD5

    b7e5276c21ba359f2b55cd0455993ede

    SHA1

    b062459210a01fe245f2d36a90d1f2f02aa13f96

    SHA256

    f850655031a100266ba687ce50608e582b54df2c2c82e1bacd3ea18bfbc22910

    SHA512

    0c2aa6fc87da4b5ff3788f7e075fc33799c9ec8e4942c52180f6e12f57cbc01bae0d2e1ea78b976978af7b36c3fb10e6f710b4a5da42f62136eeef378a1ca87a

  • C:\Users\Admin\AppData\Local\Temp\gnjxarm.exe

    Filesize

    100KB

    MD5

    b7e5276c21ba359f2b55cd0455993ede

    SHA1

    b062459210a01fe245f2d36a90d1f2f02aa13f96

    SHA256

    f850655031a100266ba687ce50608e582b54df2c2c82e1bacd3ea18bfbc22910

    SHA512

    0c2aa6fc87da4b5ff3788f7e075fc33799c9ec8e4942c52180f6e12f57cbc01bae0d2e1ea78b976978af7b36c3fb10e6f710b4a5da42f62136eeef378a1ca87a

  • C:\Users\Admin\AppData\Local\Temp\pjapcgnianc.cre

    Filesize

    5KB

    MD5

    ec55ee2d75c331aeacbaf51275cadebe

    SHA1

    500ff1d8bee9d4ea5eeec8244f098f842b236814

    SHA256

    dc2b7b6e482cf9b14b3e47f690b4ed0cbe137cef8e23b3af402132dd69d59ce7

    SHA512

    3f49c634566ad7cf6f8ddaf9e7bc67790b4a73495a302246a245d7aa99a5e32f2f389070133458cc7f0d69c9ba2bed595e9230e3c4c9fca3eaad9cbcdd5124d7

  • C:\Users\Admin\AppData\Local\Temp\wjeiwnugbwv.wrj

    Filesize

    124KB

    MD5

    b44594f987c94dd0d2df4eb4b77e2d27

    SHA1

    2ae7eaeec525b31d17c05aed17a561168c091171

    SHA256

    f763e77dcb7c0193cfd735ca0b77dd4ca20722b3965131448e31d00a049bcb3e

    SHA512

    f55ca0c02d75c025ecafac8ddfaf69396f037049f184e85c1aaff82aeaac7cf016dddd5a05efecafa2be1213e39f666bef1fc92a6f5be4805752264dff0b5efd

  • C:\Users\Public\vbc.exe

    Filesize

    410KB

    MD5

    9cbc533aff85bb22a0c012e58d2a1778

    SHA1

    9598a98df4ceac0388e76af0cc39b4fc26700984

    SHA256

    94b663af143a52ec5359cfff5de5a8a7bca5c9a137b67cbe0b6e5a934d140b77

    SHA512

    0a48ef29983e20250e1ecf1e7e5b682694c1a46c2bbf3c11f28b2bfc92e8d80e346d64db26aea1bf293d2b9ecbc1499cd16e939c3b83c91dce9cf86825481e57

  • C:\Users\Public\vbc.exe

    Filesize

    410KB

    MD5

    9cbc533aff85bb22a0c012e58d2a1778

    SHA1

    9598a98df4ceac0388e76af0cc39b4fc26700984

    SHA256

    94b663af143a52ec5359cfff5de5a8a7bca5c9a137b67cbe0b6e5a934d140b77

    SHA512

    0a48ef29983e20250e1ecf1e7e5b682694c1a46c2bbf3c11f28b2bfc92e8d80e346d64db26aea1bf293d2b9ecbc1499cd16e939c3b83c91dce9cf86825481e57

  • \Users\Admin\AppData\Local\Temp\gnjxarm.exe

    Filesize

    100KB

    MD5

    b7e5276c21ba359f2b55cd0455993ede

    SHA1

    b062459210a01fe245f2d36a90d1f2f02aa13f96

    SHA256

    f850655031a100266ba687ce50608e582b54df2c2c82e1bacd3ea18bfbc22910

    SHA512

    0c2aa6fc87da4b5ff3788f7e075fc33799c9ec8e4942c52180f6e12f57cbc01bae0d2e1ea78b976978af7b36c3fb10e6f710b4a5da42f62136eeef378a1ca87a

  • \Users\Admin\AppData\Local\Temp\gnjxarm.exe

    Filesize

    100KB

    MD5

    b7e5276c21ba359f2b55cd0455993ede

    SHA1

    b062459210a01fe245f2d36a90d1f2f02aa13f96

    SHA256

    f850655031a100266ba687ce50608e582b54df2c2c82e1bacd3ea18bfbc22910

    SHA512

    0c2aa6fc87da4b5ff3788f7e075fc33799c9ec8e4942c52180f6e12f57cbc01bae0d2e1ea78b976978af7b36c3fb10e6f710b4a5da42f62136eeef378a1ca87a

  • \Users\Admin\AppData\Local\Temp\gnjxarm.exe

    Filesize

    100KB

    MD5

    b7e5276c21ba359f2b55cd0455993ede

    SHA1

    b062459210a01fe245f2d36a90d1f2f02aa13f96

    SHA256

    f850655031a100266ba687ce50608e582b54df2c2c82e1bacd3ea18bfbc22910

    SHA512

    0c2aa6fc87da4b5ff3788f7e075fc33799c9ec8e4942c52180f6e12f57cbc01bae0d2e1ea78b976978af7b36c3fb10e6f710b4a5da42f62136eeef378a1ca87a

  • \Users\Public\vbc.exe

    Filesize

    410KB

    MD5

    9cbc533aff85bb22a0c012e58d2a1778

    SHA1

    9598a98df4ceac0388e76af0cc39b4fc26700984

    SHA256

    94b663af143a52ec5359cfff5de5a8a7bca5c9a137b67cbe0b6e5a934d140b77

    SHA512

    0a48ef29983e20250e1ecf1e7e5b682694c1a46c2bbf3c11f28b2bfc92e8d80e346d64db26aea1bf293d2b9ecbc1499cd16e939c3b83c91dce9cf86825481e57

  • memory/276-79-0x0000000000400000-0x00000000004A2000-memory.dmp

    Filesize

    648KB

  • memory/276-74-0x00000000004139DE-mapping.dmp

  • memory/276-78-0x0000000000400000-0x00000000004A2000-memory.dmp

    Filesize

    648KB

  • memory/744-67-0x0000000000000000-mapping.dmp

  • memory/1492-61-0x0000000000000000-mapping.dmp

  • memory/1852-58-0x0000000076151000-0x0000000076153000-memory.dmp

    Filesize

    8KB

  • memory/1852-55-0x00000000715B1000-0x00000000715B3000-memory.dmp

    Filesize

    8KB

  • memory/1852-54-0x000000002FBA1000-0x000000002FBA4000-memory.dmp

    Filesize

    12KB

  • memory/1852-77-0x000000007259D000-0x00000000725A8000-memory.dmp

    Filesize

    44KB

  • memory/1852-57-0x000000007259D000-0x00000000725A8000-memory.dmp

    Filesize

    44KB

  • memory/1852-81-0x000000007259D000-0x00000000725A8000-memory.dmp

    Filesize

    44KB

  • memory/1852-80-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB

  • memory/1852-56-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB