Analysis

  • max time kernel
    151s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03-10-2022 21:02

General

  • Target

    T31597760-Confirm-20220928-100016-Email-1574408.exe

  • Size

    703KB

  • MD5

    0871cbfa8ce408ea52b756e11393d2e3

  • SHA1

    8f751a63377498c1f4d0e4f619f573a96a978ec9

  • SHA256

    bb95ccaab5ce2f87f0fc110601b059f67425defa9ebcbaa4b106fc763a477f7c

  • SHA512

    1a5a9c95d483d2f91df63e5c57962c72eed0b20f4576b3dbbbeefd2a1fc20ae04056e72688f7b6f4c8ddff21d7599370f72cb6eb88f5708b5b77bca00a6dbfed

  • SSDEEP

    12288:ybOmOriMiEDW9a4nrpUbOrRL7e+ax+6m23m23mo26pbZeZr:yiprmEDWM4nCyrxi+ax+6m23m23mSpbc

Malware Config

Extracted

Family

formbook

Campaign

2dou

Decoy

/OEd9KnwK/iP

zlyDQht5zbJFuAXSIdTUjw==

kDYUq8UfDwCluA34CDyS

7HZOV1qT4rFI5mpJrcnoWVc=

nnBRxMHdw4wosAXSIdTUjw==

sdQ/2s4XC8g0MFFBBEfViR1V

oHDnk6LHnHUHiwsLn33GBcm+egCb

yV2U0Zf13bN3D3x7Df9++fDhF7CILTul

cUbD5d4TmWcGB+BgyA==

Kky9XlCLiTQfNUk1/zQ=

ejVhmGLOqY9fiNPrefZMfFM=

lVvGdVA2G/K9r8Bdwg==

Gj+ogjaA9c92ElYsqMnoWVc=

9yiEqVFDpWT9JJ/cfNrPhw==

j2DBby8l6rlNV1HhxqOa

jJoCUeXDOwrETLssvPAFS1E=

kTJX5Y2Uj2U13OlkcUguJN+eCqGILTul

VQTbC33cwRTrePw=

JhV0w4/tyLmFrur+5EHViR1V

DyZj5vhGPxKtdLzixvlTWFHQU6hIAk2mWw==

Extracted

Family

xloader

Version

3.5

Campaign

2dou

Decoy

/OEd9KnwK/iP

zlyDQht5zbJFuAXSIdTUjw==

kDYUq8UfDwCluA34CDyS

7HZOV1qT4rFI5mpJrcnoWVc=

nnBRxMHdw4wosAXSIdTUjw==

sdQ/2s4XC8g0MFFBBEfViR1V

oHDnk6LHnHUHiwsLn33GBcm+egCb

yV2U0Zf13bN3D3x7Df9++fDhF7CILTul

cUbD5d4TmWcGB+BgyA==

Kky9XlCLiTQfNUk1/zQ=

ejVhmGLOqY9fiNPrefZMfFM=

lVvGdVA2G/K9r8Bdwg==

Gj+ogjaA9c92ElYsqMnoWVc=

9yiEqVFDpWT9JJ/cfNrPhw==

j2DBby8l6rlNV1HhxqOa

jJoCUeXDOwrETLssvPAFS1E=

kTJX5Y2Uj2U13OlkcUguJN+eCqGILTul

VQTbC33cwRTrePw=

JhV0w4/tyLmFrur+5EHViR1V

DyZj5vhGPxKtdLzixvlTWFHQU6hIAk2mWw==

Signatures

  • Formbook

    Formbook is a data stealing malware which is capable of stealing data.

  • ModiLoader, DBatLoader

    ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.

  • Xloader

    Xloader is a rebranded version of Formbook malware.

  • ModiLoader Second Stage 63 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 54 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:992
    • C:\Users\Admin\AppData\Local\Temp\T31597760-Confirm-20220928-100016-Email-1574408.exe
      "C:\Users\Admin\AppData\Local\Temp\T31597760-Confirm-20220928-100016-Email-1574408.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:4932
      • C:\Windows\SysWOW64\msiexec.exe
        C:\Windows\System32\msiexec.exe
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        PID:4616
    • C:\Windows\SysWOW64\netsh.exe
      "C:\Windows\SysWOW64\netsh.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Modifies Internet Explorer settings
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4400
      • C:\Program Files\Mozilla Firefox\Firefox.exe
        "C:\Program Files\Mozilla Firefox\Firefox.exe"
        3⤵
          PID:4756

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Persistence

    Registry Run Keys / Startup Folder

    1
    T1060

    Defense Evasion

    Modify Registry

    2
    T1112

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/992-337-0x0000000007CC0000-0x0000000007E00000-memory.dmp
      Filesize

      1.2MB

    • memory/992-328-0x0000000002C20000-0x0000000002D9C000-memory.dmp
      Filesize

      1.5MB

    • memory/992-335-0x0000000007CC0000-0x0000000007E00000-memory.dmp
      Filesize

      1.2MB

    • memory/4400-331-0x0000000000550000-0x000000000057B000-memory.dmp
      Filesize

      172KB

    • memory/4400-336-0x0000000000550000-0x000000000057B000-memory.dmp
      Filesize

      172KB

    • memory/4400-334-0x0000000001020000-0x00000000010AF000-memory.dmp
      Filesize

      572KB

    • memory/4400-333-0x0000000001290000-0x00000000015DA000-memory.dmp
      Filesize

      3.3MB

    • memory/4400-330-0x0000000000F00000-0x0000000000F1E000-memory.dmp
      Filesize

      120KB

    • memory/4400-329-0x0000000000000000-mapping.dmp
    • memory/4616-327-0x0000000004930000-0x0000000004940000-memory.dmp
      Filesize

      64KB

    • memory/4616-326-0x00000000049B0000-0x0000000004CFA000-memory.dmp
      Filesize

      3.3MB

    • memory/4616-305-0x0000000010410000-0x000000001043B000-memory.dmp
      Filesize

      172KB

    • memory/4616-251-0x0000000000000000-mapping.dmp
    • memory/4616-332-0x0000000010410000-0x000000001043B000-memory.dmp
      Filesize

      172KB

    • memory/4932-166-0x0000000004020000-0x000000000404A000-memory.dmp
      Filesize

      168KB

    • memory/4932-173-0x0000000004020000-0x000000000404A000-memory.dmp
      Filesize

      168KB

    • memory/4932-145-0x0000000004020000-0x000000000404A000-memory.dmp
      Filesize

      168KB

    • memory/4932-142-0x0000000004020000-0x000000000404A000-memory.dmp
      Filesize

      168KB

    • memory/4932-147-0x0000000004020000-0x000000000404A000-memory.dmp
      Filesize

      168KB

    • memory/4932-148-0x0000000004020000-0x000000000404A000-memory.dmp
      Filesize

      168KB

    • memory/4932-149-0x0000000004020000-0x000000000404A000-memory.dmp
      Filesize

      168KB

    • memory/4932-146-0x0000000004020000-0x000000000404A000-memory.dmp
      Filesize

      168KB

    • memory/4932-150-0x0000000004020000-0x000000000404A000-memory.dmp
      Filesize

      168KB

    • memory/4932-151-0x0000000004020000-0x000000000404A000-memory.dmp
      Filesize

      168KB

    • memory/4932-152-0x0000000004020000-0x000000000404A000-memory.dmp
      Filesize

      168KB

    • memory/4932-153-0x0000000004020000-0x000000000404A000-memory.dmp
      Filesize

      168KB

    • memory/4932-155-0x0000000004020000-0x000000000404A000-memory.dmp
      Filesize

      168KB

    • memory/4932-154-0x0000000004020000-0x000000000404A000-memory.dmp
      Filesize

      168KB

    • memory/4932-156-0x0000000004020000-0x000000000404A000-memory.dmp
      Filesize

      168KB

    • memory/4932-157-0x0000000004020000-0x000000000404A000-memory.dmp
      Filesize

      168KB

    • memory/4932-158-0x0000000004020000-0x000000000404A000-memory.dmp
      Filesize

      168KB

    • memory/4932-159-0x0000000004020000-0x000000000404A000-memory.dmp
      Filesize

      168KB

    • memory/4932-160-0x0000000004020000-0x000000000404A000-memory.dmp
      Filesize

      168KB

    • memory/4932-161-0x0000000004020000-0x000000000404A000-memory.dmp
      Filesize

      168KB

    • memory/4932-162-0x0000000004020000-0x000000000404A000-memory.dmp
      Filesize

      168KB

    • memory/4932-163-0x0000000004020000-0x000000000404A000-memory.dmp
      Filesize

      168KB

    • memory/4932-164-0x0000000004020000-0x000000000404A000-memory.dmp
      Filesize

      168KB

    • memory/4932-165-0x0000000004020000-0x000000000404A000-memory.dmp
      Filesize

      168KB

    • memory/4932-143-0x0000000004020000-0x000000000404A000-memory.dmp
      Filesize

      168KB

    • memory/4932-168-0x0000000004020000-0x000000000404A000-memory.dmp
      Filesize

      168KB

    • memory/4932-167-0x0000000004020000-0x000000000404A000-memory.dmp
      Filesize

      168KB

    • memory/4932-169-0x0000000004020000-0x000000000404A000-memory.dmp
      Filesize

      168KB

    • memory/4932-170-0x0000000004020000-0x000000000404A000-memory.dmp
      Filesize

      168KB

    • memory/4932-171-0x0000000004020000-0x000000000404A000-memory.dmp
      Filesize

      168KB

    • memory/4932-172-0x0000000004020000-0x000000000404A000-memory.dmp
      Filesize

      168KB

    • memory/4932-144-0x0000000004020000-0x000000000404A000-memory.dmp
      Filesize

      168KB

    • memory/4932-174-0x0000000004020000-0x000000000404A000-memory.dmp
      Filesize

      168KB

    • memory/4932-175-0x0000000004020000-0x000000000404A000-memory.dmp
      Filesize

      168KB

    • memory/4932-176-0x0000000004020000-0x000000000404A000-memory.dmp
      Filesize

      168KB

    • memory/4932-177-0x0000000004020000-0x000000000404A000-memory.dmp
      Filesize

      168KB

    • memory/4932-178-0x0000000004020000-0x000000000404A000-memory.dmp
      Filesize

      168KB

    • memory/4932-179-0x0000000004020000-0x000000000404A000-memory.dmp
      Filesize

      168KB

    • memory/4932-181-0x0000000004020000-0x000000000404A000-memory.dmp
      Filesize

      168KB

    • memory/4932-180-0x0000000004020000-0x000000000404A000-memory.dmp
      Filesize

      168KB

    • memory/4932-182-0x0000000004020000-0x000000000404A000-memory.dmp
      Filesize

      168KB

    • memory/4932-183-0x0000000004020000-0x000000000404A000-memory.dmp
      Filesize

      168KB

    • memory/4932-184-0x0000000004020000-0x000000000404A000-memory.dmp
      Filesize

      168KB

    • memory/4932-185-0x0000000004020000-0x000000000404A000-memory.dmp
      Filesize

      168KB

    • memory/4932-186-0x0000000004020000-0x000000000404A000-memory.dmp
      Filesize

      168KB

    • memory/4932-187-0x0000000004020000-0x000000000404A000-memory.dmp
      Filesize

      168KB

    • memory/4932-188-0x0000000004020000-0x000000000404A000-memory.dmp
      Filesize

      168KB

    • memory/4932-189-0x0000000004020000-0x000000000404A000-memory.dmp
      Filesize

      168KB

    • memory/4932-190-0x0000000004020000-0x000000000404A000-memory.dmp
      Filesize

      168KB

    • memory/4932-141-0x0000000004020000-0x000000000404A000-memory.dmp
      Filesize

      168KB

    • memory/4932-140-0x0000000004020000-0x000000000404A000-memory.dmp
      Filesize

      168KB

    • memory/4932-139-0x0000000004020000-0x000000000404A000-memory.dmp
      Filesize

      168KB

    • memory/4932-138-0x0000000004020000-0x000000000404A000-memory.dmp
      Filesize

      168KB

    • memory/4932-134-0x0000000004020000-0x000000000404A000-memory.dmp
      Filesize

      168KB

    • memory/4932-137-0x0000000004020000-0x000000000404A000-memory.dmp
      Filesize

      168KB

    • memory/4932-136-0x0000000004020000-0x000000000404A000-memory.dmp
      Filesize

      168KB

    • memory/4932-135-0x0000000004020000-0x000000000404A000-memory.dmp
      Filesize

      168KB

    • memory/4932-132-0x0000000004020000-0x000000000404A000-memory.dmp
      Filesize

      168KB

    • memory/4932-191-0x0000000004020000-0x000000000404A000-memory.dmp
      Filesize

      168KB

    • memory/4932-192-0x0000000004020000-0x000000000404A000-memory.dmp
      Filesize

      168KB

    • memory/4932-193-0x0000000004020000-0x000000000404A000-memory.dmp
      Filesize

      168KB

    • memory/4932-195-0x0000000004020000-0x000000000404A000-memory.dmp
      Filesize

      168KB

    • memory/4932-194-0x0000000004020000-0x000000000404A000-memory.dmp
      Filesize

      168KB