Overview

overview

10

Static

static

10

d8acf9caab...0N.exe

windows7-x64

10

d8acf9caab...0N.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    120s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    14-09-2024 22:04

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General

  • Target

    d8acf9caab8bd86c8e2bbdfeb19021f0N.exe

  • Size

    651KB

  • MD5

    d8acf9caab8bd86c8e2bbdfeb19021f0

  • SHA1

    6e1c93d1db72eaafa5b6eb4e3f74f339591117f9

  • SHA256

    28ce9146c71b91fe6db4f38254e0dc8cb9c193de87821c01f5c139325cb76bef

  • SHA512

    a5e58d5869e133f042819ea2d2648d2684e2f9ddfd9e241f58333f6ff9cda38a0387bd8b9b7d96a850ced811a8df5839bbf45e3be429404af2cbee584745c609

  • SSDEEP

    12288:kpyZT14rCxu/mDwLRI6BxcDqp9aqCcajVuD3Z7BPQGMWYur0s0D:kUx14jOD3SxcDDcNDqWYurL0

Score
10/10
modiloaderdiscoveryevasionpersistencetrojanupx

Malware Config

Signatures

  • ModiLoader, DBatLoader

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

    trojanmodiloader
  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
    evasion
  • ModiLoader Second Stage 13 IoCs
  • Deletes itself 1 IoCs
  • Executes dropped EXE 10 IoCs
  • Loads dropped DLL 14 IoCs
  • UPX packed file 21 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

    upx
  • Adds Run key to start application 2 TTPs 51 IoCs
    persistence
  • Drops desktop.ini file(s) 2 IoCs
  • Maps connected drives based on registry 3 TTPs 2 IoCs

    Disk information is often read in order to detect sandboxing environments.

  • Enumerates processes with tasklist 1 TTPs 2 IoCs
    discovery
  • Suspicious use of SetThreadContext 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 13 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\system32\csrss.exe
    %SystemRoot%\system32\csrss.exe ObjectDirectory=\Windows SharedSection=1024,20480,768 Windows=On SubSystemType=Windows ServerDll=basesrv,1 ServerDll=winsrv:UserServerDllInitialization,3 ServerDll=winsrv:ConServerDllInitialization,2 ServerDll=sxssrv,4 ProfileControl=Off MaxRequestThreads=16
    1⤵
    • Executes dropped EXE
    • Drops desktop.ini file(s)
    • Suspicious use of UnmapMainImage
    PID:332
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k netsvcs
    1⤵
      PID:856
    • C:\Users\Admin\AppData\Local\Temp\d8acf9caab8bd86c8e2bbdfeb19021f0N.exe
      "C:\Users\Admin\AppData\Local\Temp\d8acf9caab8bd86c8e2bbdfeb19021f0N.exe"
      1⤵
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2820
      • C:\Users\Admin\AppData\Local\Temp\d8acf9caab8bd86c8e2bbdfeb19021f0N.exe
        d8acf9caab8bd86c8e2bbdfeb19021f0N.exe
        2⤵
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2792
        • C:\Users\Admin\dHY4IvP3.exe
          C:\Users\Admin\dHY4IvP3.exe
          3⤵
          • Modifies visiblity of hidden/system files in Explorer
          • Executes dropped EXE
          • Loads dropped DLL
          • Adds Run key to start application
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:2780
          • C:\Users\Admin\sqsoj.exe
            "C:\Users\Admin\sqsoj.exe"
            4⤵
            • Modifies visiblity of hidden/system files in Explorer
            • Executes dropped EXE
            • Adds Run key to start application
            • System Location Discovery: System Language Discovery
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of SetWindowsHookEx
            PID:2652
          • C:\Windows\SysWOW64\cmd.exe
            "C:\Windows\System32\cmd.exe" /c tasklist&&del dHY4IvP3.exe
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:2828
            • C:\Windows\SysWOW64\tasklist.exe
              tasklist
              5⤵
              • Enumerates processes with tasklist
              • System Location Discovery: System Language Discovery
              • Suspicious use of AdjustPrivilegeToken
              PID:536
        • C:\Users\Admin\azhost.exe
          C:\Users\Admin\azhost.exe
          3⤵
          • Executes dropped EXE
          PID:1308
        • C:\Users\Admin\bzhost.exe
          C:\Users\Admin\bzhost.exe
          3⤵
          • Executes dropped EXE
          • Suspicious use of SetThreadContext
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:1824
          • C:\Users\Admin\bzhost.exe
            bzhost.exe
            4⤵
            • Executes dropped EXE
            • Maps connected drives based on registry
            • Suspicious behavior: EnumeratesProcesses
            PID:2036
        • C:\Users\Admin\czhost.exe
          C:\Users\Admin\czhost.exe
          3⤵
          • Executes dropped EXE
          • Suspicious use of SetThreadContext
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:1228
          • C:\Users\Admin\czhost.exe
            czhost.exe
            4⤵
            • Executes dropped EXE
            • Suspicious behavior: EnumeratesProcesses
            PID:1632
        • C:\Users\Admin\dzhost.exe
          C:\Users\Admin\dzhost.exe
          3⤵
          • Executes dropped EXE
          • Suspicious use of SetThreadContext
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:2488
          • C:\Windows\SysWOW64\cmd.exe
            "C:\Windows\system32\cmd.exe"
            4⤵
            • System Location Discovery: System Language Discovery
            PID:1668
        • C:\Users\Admin\ezhost.exe
          C:\Users\Admin\ezhost.exe
          3⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious use of SetWindowsHookEx
          PID:1792
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\System32\cmd.exe" /c tasklist&&del d8acf9caab8bd86c8e2bbdfeb19021f0N.exe
          3⤵
          • Deletes itself
          • System Location Discovery: System Language Discovery
          PID:2396
          • C:\Windows\SysWOW64\tasklist.exe
            tasklist
            4⤵
            • Enumerates processes with tasklist
            • System Location Discovery: System Language Discovery
            • Suspicious use of AdjustPrivilegeToken
            PID:400

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • \??\globalroot\systemroot\assembly\temp\@
      Filesize

      2KB

      MD5

      e11f782d6eed5337d2806134b27341ae

      SHA1

      4229e66c6b440ab28ea38861e6071892421cac45

      SHA256

      db200adc9dbb122a13ed388216bd9ba46b28318f80bd56fc928f02e3e72be156

      SHA512

      17914930b0a1ad392e84baed1ef07c68ffbe3cb220445bbc6766b4086bae0ded2e1597bc3122c9a000afd08ccd0d6f16896b9a479f8e61ba32e0cdd8450063c1

      Download Submit

    • \Users\Admin\azhost.exe
      Filesize

      248KB

      MD5

      27ef898ce7ec9c0b79a6996a0b419de1

      SHA1

      4e8aed756fbc6133af13028c33366d2eaa43f954

      SHA256

      f08df8dd8e3fe3de4a1ba4ba3bd355a233cf7febd5917b982ec5a949726c36a6

      SHA512

      5c7fa67e7ed1e8ce238e58f0b55618d1fc13af4e19d9267f6e88e277beb2f10e6c0f0027a532a2d1d4b6e40da1b31dfcacf50ccb71a75dc231ff876869b6787a

      Download Submit

    • \Users\Admin\bzhost.exe
      Filesize

      138KB

      MD5

      4e22775699416e81275fea3266e14bba

      SHA1

      32cc2479a30abd1b40b3b7e959ac32317fa124fd

      SHA256

      95dc812e94d5ba0842af45685ca7262b55607336fcf4becda83dbb6416beffa9

      SHA512

      34b13e9142a9c4251c78d876f02f9e86f22253950d3f9126dacd8ec6f0f3bbd36146381ce16b130d794c4bbc1ba08aa4df8e2e7af0c3900035d486242c81e3bf

      Download Submit

    • \Users\Admin\czhost.exe
      Filesize

      96KB

      MD5

      fb7e8882346223dfbad778b5a7f74f32

      SHA1

      8285032fbab2f9f52533657d46df457ab64d0e15

      SHA256

      6d6fa60b26cd2fc87c94afb20e7f3b35d6eca76d5a46191b8df802d30d4cbc3e

      SHA512

      31e3963dd156da4a57b3ffd37b857ee1d433c61dc22eb56356f2171b282f3735a1c31d65b3a0b431151b55bfebf964f82c5aa13a12f1c2a8a580840a7ea5da32

      Download Submit

    • \Users\Admin\dHY4IvP3.exe
      Filesize

      288KB

      MD5

      e2a16fca33158332dbb3c66021fe8e3b

      SHA1

      9b784a05bf73e0bffbc2d6afe9acb4ca9d44a355

      SHA256

      17b36341825621fdf4a959b52c510dbf1295e89d380499b2d02a87d76ed68a82

      SHA512

      6ec42b9cbd79a0835abdb2e7e4484d143bea726d9d17929482d1efb16590d895bcbe24e7957dcfc26f093f7a6d1dc07644c649d5918227f101a2515dddb86550

      Download Submit

    • \Users\Admin\dzhost.exe
      Filesize

      221KB

      MD5

      5b414fb77d0dbec97ee529ec0bbcbeaf

      SHA1

      359cd24cd341f75eb46b99375824f6b649443f8e

      SHA256

      62027b13d4918e5e644952c977960a5e6dfe241e2bb35b387de0bfd0b752e882

      SHA512

      887b1b93e51d21927ffba49536f281003eef1dbee7634a08cab256f07701d54fe755acab7ae4a513c754067e4144c44c3580689ce187fd584ba440ab748a2360

      Download Submit

    • \Users\Admin\ezhost.exe
      Filesize

      28KB

      MD5

      46ede15ce82c221c24bf81b2de1be7e8

      SHA1

      c332a5ec7aeb213c13449626156f6623351a4393

      SHA256

      a360c27de3799bf85f2501d4b375744394643fd50f8ecf5241d170b5cb7f6782

      SHA512

      517f497a4783a0f67ccfca641d93b7f20505c89d6252229f5b97df674f7be20ae48d4732c137ba081c2c1f8ec712371fa4ba4602873e11c0e02b109a00b6c316

      Download Submit

    • \Users\Admin\sqsoj.exe
      Filesize

      288KB

      MD5

      50782ca9af50e82f543110fc84380eb2

      SHA1

      550edb83b55eb1b82294df41aa718e4ff91a9173

      SHA256

      1e1ce7970eb0c0e2755d1c73b0f71ffe4cc9730faf194a481bde0b0d9ba1122e

      SHA512

      9e20fb2a570e75b1bfb659922a6f20638e5687303829c0846c12c390eb6d55b7b170983c403a988971d41bbb21e5fcb76e16f2a00da005a1b9736653ca6b846c

      Download Submit

    • \Windows\System32\consrv.dll
      Filesize

      53KB

      MD5

      63e99b675a1337db6d8430195ea3efd2

      SHA1

      1baead2bf8f433dc82f9b2c03fd65ce697a92155

      SHA256

      6616179477849205eb4075b75a042056d196f45d67f78929dbb3317a35ccbea9

      SHA512

      f5b986eafa38dbc9ad7759784ac887ecbb9c8d8009a3f33e91b9c9ceeaf043ed3e4ddab8e6b6b77e54aed9fcecab02442c8ff253f2136ea06996d05ddd68199f

      Download Submit

    • memory/332-134-0x0000000000EB0000-0x0000000000EC2000-memory.dmp

      Filesize

      72KB

      Download

    • memory/1228-100-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

      Download

    • memory/1308-54-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

      Download

    • memory/1308-56-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

      Download

    • memory/1308-52-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

      Download

    • memory/1632-104-0x0000000000400000-0x000000000040E000-memory.dmp

      Filesize

      56KB

      Download

    • memory/1632-99-0x0000000000400000-0x000000000040E000-memory.dmp

      Filesize

      56KB

      Download

    • memory/1632-106-0x0000000000400000-0x000000000040E000-memory.dmp

      Filesize

      56KB

      Download

    • memory/1632-107-0x0000000000400000-0x000000000040E000-memory.dmp

      Filesize

      56KB

      Download

    • memory/1632-105-0x0000000000400000-0x000000000040E000-memory.dmp

      Filesize

      56KB

      Download

    • memory/1632-91-0x0000000000400000-0x000000000040E000-memory.dmp

      Filesize

      56KB

      Download

    • memory/1632-93-0x0000000000400000-0x000000000040E000-memory.dmp

      Filesize

      56KB

      Download

    • memory/1632-95-0x0000000000400000-0x000000000040E000-memory.dmp

      Filesize

      56KB

      Download

    • memory/1824-76-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

      Download

    • memory/2036-79-0x0000000000400000-0x0000000000427000-memory.dmp

      Filesize

      156KB

      Download

    • memory/2036-80-0x0000000000400000-0x0000000000427000-memory.dmp

      Filesize

      156KB

      Download

    • memory/2036-66-0x0000000000400000-0x0000000000427000-memory.dmp

      Filesize

      156KB

      Download

    • memory/2036-70-0x0000000000400000-0x0000000000427000-memory.dmp

      Filesize

      156KB

      Download

    • memory/2036-68-0x0000000000400000-0x0000000000427000-memory.dmp

      Filesize

      156KB

      Download

    • memory/2036-81-0x0000000000400000-0x0000000000427000-memory.dmp

      Filesize

      156KB

      Download

    • memory/2036-74-0x0000000000400000-0x0000000000427000-memory.dmp

      Filesize

      156KB

      Download

    • memory/2488-116-0x0000000002160000-0x00000000021A5000-memory.dmp

      Filesize

      276KB

      Download

    • memory/2488-124-0x0000000002160000-0x00000000021A5000-memory.dmp

      Filesize

      276KB

      Download

    • memory/2488-128-0x0000000002160000-0x00000000021A5000-memory.dmp

      Filesize

      276KB

      Download

    • memory/2488-126-0x0000000002160000-0x00000000021A5000-memory.dmp

      Filesize

      276KB

      Download

    • memory/2488-125-0x0000000002160000-0x00000000021A5000-memory.dmp

      Filesize

      276KB

      Download

    • memory/2488-140-0x0000000000400000-0x0000000000464000-memory.dmp

      Filesize

      400KB

      Download

    • memory/2488-120-0x0000000002160000-0x00000000021A5000-memory.dmp

      Filesize

      276KB

      Download

    • memory/2792-51-0x0000000000400000-0x0000000000507000-memory.dmp

      Filesize

      1.0MB

      Download

    • memory/2792-110-0x0000000000370000-0x00000000003D4000-memory.dmp

      Filesize

      400KB

      Download

    • memory/2792-7-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

      Filesize

      4KB

      Download

    • memory/2792-6-0x0000000000400000-0x0000000000507000-memory.dmp

      Filesize

      1.0MB

      Download

    • memory/2792-0-0x0000000000400000-0x0000000000507000-memory.dmp

      Filesize

      1.0MB

      Download

    • memory/2792-2-0x0000000000400000-0x0000000000507000-memory.dmp

      Filesize

      1.0MB

      Download

    • memory/2792-3-0x0000000000400000-0x0000000000507000-memory.dmp

      Filesize

      1.0MB

      Download

    • memory/2792-12-0x0000000000400000-0x0000000000507000-memory.dmp

      Filesize

      1.0MB

      Download

    • memory/2792-15-0x0000000000400000-0x0000000000507000-memory.dmp

      Filesize

      1.0MB

      Download

    • memory/2792-174-0x0000000000400000-0x0000000000507000-memory.dmp

      Filesize

      1.0MB

      Download

    • memory/2792-13-0x0000000000400000-0x0000000000507000-memory.dmp

      Filesize

      1.0MB

      Download

    • memory/2820-10-0x0000000000400000-0x000000000041C000-memory.dmp

      Filesize

      112KB

      Download