Analysis

  • max time kernel
    140s
  • max time network
    139s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    08-04-2021 06:09

General

  • Target

    PR_A1191-04052021.xlsx

  • Size

    2.1MB

  • MD5

    7c87ef46e0285586d13ae8c4837b43b2

  • SHA1

    34e125247aee2ff663f7fcae715dc87dc08f8ee9

  • SHA256

    bd7c85d56fe722221c6b0d7e0c2c37e912f7b16a85dfd2d159c426b99e726ddd

  • SHA512

    74f3c8d602383bdb86e00c93909aa82b2de682fb44d75275f12f75f6c2fa69757a4747e87d902a46430b8f04f118b0a4c6a9abd82c1326a21e0edfbd07bc3dbd

Malware Config

Extracted

Family

lokibot

C2

http://amrp.tw/ozi/gate.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 3 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 4 IoCs
  • Uses the VBS compiler for execution 1 TTPs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • NSIS installer 6 IoCs
  • 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 9 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 9 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\PR_A1191-04052021.xlsx
    1⤵
    • Enumerates system info in registry
    • Modifies Internet Explorer settings
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    PID:1616
  • 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:268
    • C:\Users\Public\vbc.exe
      "C:\Users\Public\vbc.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of SetThreadContext
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:1536
      • C:\Users\Public\vbc.exe
        "C:\Users\Public\vbc.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        PID:676

Network

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scripting

1
T1064

Exploitation for Client Execution

1
T1203

Defense Evasion

Scripting

1
T1064

Modify Registry

1
T1112

Discovery

System Information Discovery

2
T1082

Query Registry

1
T1012

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Public\vbc.exe
    MD5

    7b95e7c4b726fb678571f965327eb05c

    SHA1

    e2afad566ae8d7929cad0ebc8272d9202700a334

    SHA256

    90264601dc078ff9628a36dcca7a4ca0c65c7c68315601f6688f2690847fdab7

    SHA512

    4d96cb34c39568b608087f65083e18ed30fbe36666cb2d52a10fde3289b36619a5f884d47637cef953f4a4d48278d54577e7749ef92d34aa533ec7b670320194

  • C:\Users\Public\vbc.exe
    MD5

    7b95e7c4b726fb678571f965327eb05c

    SHA1

    e2afad566ae8d7929cad0ebc8272d9202700a334

    SHA256

    90264601dc078ff9628a36dcca7a4ca0c65c7c68315601f6688f2690847fdab7

    SHA512

    4d96cb34c39568b608087f65083e18ed30fbe36666cb2d52a10fde3289b36619a5f884d47637cef953f4a4d48278d54577e7749ef92d34aa533ec7b670320194

  • C:\Users\Public\vbc.exe
    MD5

    7b95e7c4b726fb678571f965327eb05c

    SHA1

    e2afad566ae8d7929cad0ebc8272d9202700a334

    SHA256

    90264601dc078ff9628a36dcca7a4ca0c65c7c68315601f6688f2690847fdab7

    SHA512

    4d96cb34c39568b608087f65083e18ed30fbe36666cb2d52a10fde3289b36619a5f884d47637cef953f4a4d48278d54577e7749ef92d34aa533ec7b670320194

  • \Users\Admin\AppData\Local\Temp\nssDB81.tmp\tus4oj3.dll
    MD5

    77fc437afe97d781991a4654276a7b5b

    SHA1

    3825c456dcfccb180ff477d8ee32b7a587091bd0

    SHA256

    ad683777ecd3a926afe8b2f88d8a0be0705401a48b653d7a71f91f209d11efe3

    SHA512

    f26b91a795ad0b8d9dc5073925cfe888c73c8fe17ae5b8b2df70c6f051eb8cf1249db59a1db882e6e3e8c60a4f4da55511d017be73d4935f74a7131dbf21acb4

  • \Users\Public\vbc.exe
    MD5

    7b95e7c4b726fb678571f965327eb05c

    SHA1

    e2afad566ae8d7929cad0ebc8272d9202700a334

    SHA256

    90264601dc078ff9628a36dcca7a4ca0c65c7c68315601f6688f2690847fdab7

    SHA512

    4d96cb34c39568b608087f65083e18ed30fbe36666cb2d52a10fde3289b36619a5f884d47637cef953f4a4d48278d54577e7749ef92d34aa533ec7b670320194

  • \Users\Public\vbc.exe
    MD5

    7b95e7c4b726fb678571f965327eb05c

    SHA1

    e2afad566ae8d7929cad0ebc8272d9202700a334

    SHA256

    90264601dc078ff9628a36dcca7a4ca0c65c7c68315601f6688f2690847fdab7

    SHA512

    4d96cb34c39568b608087f65083e18ed30fbe36666cb2d52a10fde3289b36619a5f884d47637cef953f4a4d48278d54577e7749ef92d34aa533ec7b670320194

  • \Users\Public\vbc.exe
    MD5

    7b95e7c4b726fb678571f965327eb05c

    SHA1

    e2afad566ae8d7929cad0ebc8272d9202700a334

    SHA256

    90264601dc078ff9628a36dcca7a4ca0c65c7c68315601f6688f2690847fdab7

    SHA512

    4d96cb34c39568b608087f65083e18ed30fbe36666cb2d52a10fde3289b36619a5f884d47637cef953f4a4d48278d54577e7749ef92d34aa533ec7b670320194

  • memory/268-5-0x00000000765A1000-0x00000000765A3000-memory.dmp
    Filesize

    8KB

  • memory/676-21-0x0000000000400000-0x00000000004A2000-memory.dmp
    Filesize

    648KB

  • memory/676-18-0x00000000004139DE-mapping.dmp
  • memory/920-6-0x000007FEF7BD0000-0x000007FEF7E4A000-memory.dmp
    Filesize

    2.5MB

  • memory/1536-10-0x0000000000000000-mapping.dmp
  • memory/1536-15-0x00000000003F0000-0x00000000003F2000-memory.dmp
    Filesize

    8KB

  • memory/1616-88-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-104-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-4-0x000000005FFF0000-0x0000000060000000-memory.dmp
    Filesize

    64KB

  • memory/1616-3-0x0000000071A81000-0x0000000071A83000-memory.dmp
    Filesize

    8KB

  • memory/1616-22-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-24-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-25-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-26-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-27-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-29-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-31-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-33-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-35-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-37-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-39-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-41-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-43-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-45-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-47-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-49-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-51-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-53-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-55-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-57-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-59-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-61-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-63-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-64-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-65-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-66-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-67-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-68-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-70-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-72-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-74-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-76-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-78-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-80-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-82-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-84-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-86-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-2-0x000000002F371000-0x000000002F374000-memory.dmp
    Filesize

    12KB

  • memory/1616-90-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-92-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-94-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-96-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-98-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-100-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-102-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-16-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-106-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-108-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-110-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-112-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-114-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-116-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-118-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-120-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-122-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-124-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-126-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-128-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-130-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-132-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-134-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-136-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-138-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-140-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-142-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-144-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-146-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-148-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-150-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-152-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-154-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-156-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-158-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-160-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-162-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-164-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-166-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-168-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-170-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-172-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-174-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-176-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-178-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-180-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-182-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-184-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-186-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-188-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-190-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-192-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-194-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-196-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-198-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB

  • memory/1616-200-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
    Filesize

    4KB