Analysis

  • max time kernel
    138s
  • max time network
    139s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    23-05-2024 18:15

General

  • Target

    SCB REmittance Advice.rtf

  • Size

    138KB

  • MD5

    a19ff7526e4447064c95123087783231

  • SHA1

    28cd27bb7050fb4f5534f584b83ca3be90d64ac8

  • SHA256

    bc6fe96306eb0dcd81bbe50db9e9996b01ca39b22efa79fce253d38532353051

  • SHA512

    48fdf3b34fad1e18c44e252caf530ded20a595bf0442ea6d50b90b3d623674a5523cd03fbe37ee9268db3d0b22f2d256aa8f8514894188947174b2d0c3fea9fe

  • SSDEEP

    1536:6wAlRkwAlRkwAlRkwAlRqQD1vzq1VvkwoYOOG:6wAlawAlawAlawAlgQDdyVvzrO3

Malware Config

Extracted

Family

lokibot

C2

http://rocheholding.top/evie3/five/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 2 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Downloads MZ/PE file
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Drops file in System32 directory 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Office loads VBA resources, possible macro or embedded object present
  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • 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: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 30 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE
    "C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\SCB REmittance Advice.rtf"
    1⤵
    • Drops file in Windows directory
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2840
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:1996
    • 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:2416
      • C:\Users\Admin\AppData\Roaming\sharon38892.exe
        "C:\Users\Admin\AppData\Roaming\sharon38892.exe"
        2⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2796
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\sharon38892.exe"
          3⤵
          • Command and Scripting Interpreter: PowerShell
          • Drops file in System32 directory
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:1268
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\syWaouAJ.exe"
          3⤵
          • Command and Scripting Interpreter: PowerShell
          • Drops file in System32 directory
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:2856
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\syWaouAJ" /XML "C:\Users\Admin\AppData\Local\Temp\tmp5D0E.tmp"
          3⤵
          • Creates scheduled task(s)
          PID:2876
        • C:\Users\Admin\AppData\Roaming\sharon38892.exe
          "C:\Users\Admin\AppData\Roaming\sharon38892.exe"
          3⤵
          • Executes dropped EXE
          • Accesses Microsoft Outlook profiles
          • Suspicious use of AdjustPrivilegeToken
          • outlook_office_path
          • outlook_win_path
          PID:2036

    Network

    MITRE ATT&CK Matrix ATT&CK v13

    Execution

    Command and Scripting Interpreter

    1
    T1059

    PowerShell

    1
    T1059.001

    Scheduled Task/Job

    1
    T1053

    Exploitation for Client Execution

    1
    T1203

    Persistence

    Scheduled Task/Job

    1
    T1053

    Privilege Escalation

    Scheduled Task/Job

    1
    T1053

    Defense Evasion

    Modify Registry

    1
    T1112

    Credential Access

    Unsecured Credentials

    1
    T1552

    Credentials In Files

    1
    T1552.001

    Discovery

    System Information Discovery

    1
    T1082

    Collection

    Data from Local System

    1
    T1005

    Email Collection

    1
    T1114

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\tmp5D0E.tmp
      Filesize

      1KB

      MD5

      5414f8cc7c00baa707c40ef45a50ab06

      SHA1

      480b3f8b59dd47874a22386227b7bf54233799ad

      SHA256

      2fd7e59bce34e601028052b13bd391bed9531c4b92525e6285c5c2d0aec62fef

      SHA512

      0acca159e9df02d81cc7a9a76a3385bfd2146dab54d4adb6e421f5ddaebc98e18d04de93a6b9b7db0d2aa2339657987dada58f1b8fb2a058a6c4eef829da2395

    • C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-268080393-3149932598-1824759070-1000\0f5007522459c86e95ffcc62f32308f1_84f733b4-eea8-4063-a7fc-81d3a2fcb37c
      Filesize

      46B

      MD5

      d898504a722bff1524134c6ab6a5eaa5

      SHA1

      e0fdc90c2ca2a0219c99d2758e68c18875a3e11e

      SHA256

      878f32f76b159494f5a39f9321616c6068cdb82e88df89bcc739bbc1ea78e1f9

      SHA512

      26a4398bffb0c0aef9a6ec53cd3367a2d0abf2f70097f711bbbf1e9e32fd9f1a72121691bb6a39eeb55d596edd527934e541b4defb3b1426b1d1a6429804dc61

    • C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-268080393-3149932598-1824759070-1000\0f5007522459c86e95ffcc62f32308f1_84f733b4-eea8-4063-a7fc-81d3a2fcb37c
      Filesize

      46B

      MD5

      c07225d4e7d01d31042965f048728a0a

      SHA1

      69d70b340fd9f44c89adb9a2278df84faa9906b7

      SHA256

      8c136c7ae08020ad16fd1928e36ad335ddef8b85906d66b712fff049aa57dc9a

      SHA512

      23d3cea738e1abf561320847c39dadc8b5794d7bd8761b0457956f827a17ad2556118b909a3e6929db79980ccf156a6f58ac823cf88329e62417d2807b34b64b

    • C:\Users\Admin\AppData\Roaming\Microsoft\Templates\Normal.dotm
      Filesize

      20KB

      MD5

      9724a91607ba47569e79d8aa69527c43

      SHA1

      87bc185403c2b0823ac68f51d38cb64fc772d6fa

      SHA256

      7d1d59e71d7d569a790c925f65a276c6c3a28743ad10df01dcb942b8aa4f871e

      SHA512

      afae2e54962e65b7ba15b737ec86665133bf3965e227e9957cb93bcb6b0dd6364ce06574c8b2775ef0bc9fabe59a5f471a7282771cfc54e18831202644e1ddfe

    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\GBMH5613NVND66PJ41E3.temp
      Filesize

      7KB

      MD5

      2f9f93b45a3ee11a5417846d8349a20d

      SHA1

      f95ec3cde498b370de8a6b273bfad4b43f6af6b9

      SHA256

      53d3f9218b2c65ee6d2a01880724c2d3abc1723b6254e8a76b288b0ab86f05db

      SHA512

      ba14103a021b794760d164a6e821b570b2d40c024ecd48684d352aa5c3871473f46ae5dcfb00962d4012a302b6ad5a6d065c9e953bdfcfcff95a6b10fe4a890a

    • \Users\Admin\AppData\Roaming\sharon38892.exe
      Filesize

      590KB

      MD5

      c2d926f3300f30cedcc641396388b2f1

      SHA1

      41fa8e11e3a27cbc2f20d57d1fc660e8eba25a08

      SHA256

      5b1b715cb6affcca630d5ab5e74527b2827aaec4e8c386a229c8960f4ec6b315

      SHA512

      48af9407d8584840da5a3fdfcc68adb60181eed56795e99ee4556620b1cdd125884aa60133967184e0e898deb99b00cf8b8ac141c5acb692964593943b415b4b

    • memory/2036-64-0x0000000000400000-0x00000000004A2000-memory.dmp
      Filesize

      648KB

    • memory/2036-59-0x0000000000400000-0x00000000004A2000-memory.dmp
      Filesize

      648KB

    • memory/2036-93-0x0000000000400000-0x00000000004A2000-memory.dmp
      Filesize

      648KB

    • memory/2036-84-0x0000000000400000-0x00000000004A2000-memory.dmp
      Filesize

      648KB

    • memory/2036-52-0x0000000000400000-0x00000000004A2000-memory.dmp
      Filesize

      648KB

    • memory/2036-53-0x0000000000400000-0x00000000004A2000-memory.dmp
      Filesize

      648KB

    • memory/2036-55-0x0000000000400000-0x00000000004A2000-memory.dmp
      Filesize

      648KB

    • memory/2036-62-0x0000000000400000-0x00000000004A2000-memory.dmp
      Filesize

      648KB

    • memory/2036-61-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
      Filesize

      4KB

    • memory/2036-57-0x0000000000400000-0x00000000004A2000-memory.dmp
      Filesize

      648KB

    • memory/2796-38-0x0000000000D70000-0x0000000000DD2000-memory.dmp
      Filesize

      392KB

    • memory/2796-30-0x0000000001250000-0x00000000012E6000-memory.dmp
      Filesize

      600KB

    • memory/2796-35-0x0000000000410000-0x000000000042A000-memory.dmp
      Filesize

      104KB

    • memory/2796-37-0x0000000000360000-0x0000000000370000-memory.dmp
      Filesize

      64KB

    • memory/2840-0-0x000000002FA51000-0x000000002FA52000-memory.dmp
      Filesize

      4KB

    • memory/2840-2-0x000000007166D000-0x0000000071678000-memory.dmp
      Filesize

      44KB

    • memory/2840-85-0x000000007166D000-0x0000000071678000-memory.dmp
      Filesize

      44KB

    • memory/2840-115-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/2840-1-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB