Analysis

  • max time kernel
    150s
  • max time network
    153s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    24/12/2023, 22:11

General

  • Target

    14c774ac9a6d96757c8d7c08a29b0923.exe

  • Size

    651KB

  • MD5

    14c774ac9a6d96757c8d7c08a29b0923

  • SHA1

    0887ca2968e918f4f79cb158f3f3b5bc01f6a07e

  • SHA256

    30f6159ccc08f38c6cc431d624962d87893ba8242bb4b3e14afa372cab1887e6

  • SHA512

    6f52cf312215ff21d36a5d7e2af68295b3d80f8c149a5c9980c294fb7a233aadb1c3299957885f5f5093e11123917ae83c4da030c8f488917f0b0e437cdfa756

  • SSDEEP

    12288:kpyZT1JrCxu/mDwLRI6BxcDqp9aqCcajVuD3Z7BPQGMWYur0s0D:kUx1JjOD3SxcDDcNDqWYurL0

Malware Config

Signatures

  • ModiLoader, DBatLoader

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

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • ModiLoader Second Stage 16 IoCs
  • Deletes itself 1 IoCs
  • Executes dropped EXE 11 IoCs
  • Loads dropped DLL 18 IoCs
  • UPX packed file 20 IoCs

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

  • Adds Run key to start application 2 TTPs 51 IoCs
  • Drops desktop.ini file(s) 2 IoCs
  • Maps connected drives based on registry 3 TTPs 4 IoCs

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

  • Suspicious use of SetThreadContext 5 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Enumerates processes with tasklist 1 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 37 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:336
  • C:\Users\Admin\AppData\Local\Temp\14c774ac9a6d96757c8d7c08a29b0923.exe
    "C:\Users\Admin\AppData\Local\Temp\14c774ac9a6d96757c8d7c08a29b0923.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2100
    • C:\Users\Admin\AppData\Local\Temp\14c774ac9a6d96757c8d7c08a29b0923.exe
      14c774ac9a6d96757c8d7c08a29b0923.exe
      2⤵
      • Loads dropped DLL
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2256
      • 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
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2484
        • C:\Users\Admin\wiour.exe
          "C:\Users\Admin\wiour.exe"
          4⤵
          • Modifies visiblity of hidden/system files in Explorer
          • Executes dropped EXE
          • Adds Run key to start application
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of SetWindowsHookEx
          PID:2884
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\System32\cmd.exe" /c tasklist&&del dHY4IvP3.exe
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:2716
          • C:\Windows\SysWOW64\tasklist.exe
            tasklist
            5⤵
            • Enumerates processes with tasklist
            • Suspicious use of AdjustPrivilegeToken
            PID:2792
      • C:\Users\Admin\azhost.exe
        C:\Users\Admin\azhost.exe
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious use of WriteProcessMemory
        PID:2552
        • C:\Users\Admin\azhost.exe
          azhost.exe
          4⤵
          • Executes dropped EXE
          • Maps connected drives based on registry
          • Suspicious behavior: EnumeratesProcesses
          PID:2172
      • C:\Users\Admin\bzhost.exe
        C:\Users\Admin\bzhost.exe
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious use of WriteProcessMemory
        PID:820
        • C:\Users\Admin\bzhost.exe
          bzhost.exe
          4⤵
          • Executes dropped EXE
          • Maps connected drives based on registry
          • Suspicious behavior: EnumeratesProcesses
          PID:2868
      • C:\Users\Admin\czhost.exe
        C:\Users\Admin\czhost.exe
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious use of WriteProcessMemory
        PID:872
        • C:\Users\Admin\czhost.exe
          czhost.exe
          4⤵
          • Executes dropped EXE
          • Suspicious use of WriteProcessMemory
          PID:1720
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 1720 -s 88
            5⤵
            • Loads dropped DLL
            • Program crash
            PID:2736
      • C:\Users\Admin\dzhost.exe
        C:\Users\Admin\dzhost.exe
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1608
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\system32\cmd.exe"
          4⤵
            PID:2860
        • C:\Users\Admin\ezhost.exe
          C:\Users\Admin\ezhost.exe
          3⤵
          • Executes dropped EXE
          • Suspicious use of SetWindowsHookEx
          PID:616
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\System32\cmd.exe" /c tasklist&&del 14c774ac9a6d96757c8d7c08a29b0923.exe
          3⤵
          • Deletes itself
          PID:2324
          • C:\Windows\SysWOW64\tasklist.exe
            tasklist
            4⤵
            • Enumerates processes with tasklist
            • Suspicious use of AdjustPrivilegeToken
            PID:2468
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k netsvcs
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:828
      • C:\Windows\system32\wbem\WMIADAP.EXE
        wmiadap.exe /F /T /R
        2⤵
          PID:440
      • C:\Windows\system32\wbem\wmiprvse.exe
        C:\Windows\system32\wbem\wmiprvse.exe -Embedding
        1⤵
          PID:1356

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\azhost.exe

          Filesize

          36KB

          MD5

          b86636d784064ccc27ed26655797e719

          SHA1

          2c172dbec51f6cb632de287ba638559645382272

          SHA256

          d7fa5a8881a51f90f55af658d4552d135b10eea1b97a7854137005b261a2c8cd

          SHA512

          5815b72b17b352619d7a8b35820b8837f3b084ddef373efdfd588d30be0b1d81d74cb0c3f09f20c2c4a088fc752cba229382fd8e552da62504c84fa75e0e0296

        • C:\Users\Admin\azhost.exe

          Filesize

          93KB

          MD5

          185fe276abe9287965b5f4136ba571e2

          SHA1

          a4d072fef8508d9c8cad20606b60607aa482c203

          SHA256

          8287e96720ebbf4dc175541271ad013bb9a5a8ad7c1545588c8eb9b7fb41c315

          SHA512

          31529b4486762900e6b0e6773f19f0eef5d03639b03fe10fbabd49949591f75d6a1424f45883c381b00e18be2f8e248bcd13160959de94f5ee5494c0862669d9

        • C:\Users\Admin\azhost.exe

          Filesize

          248KB

          MD5

          27ef898ce7ec9c0b79a6996a0b419de1

          SHA1

          4e8aed756fbc6133af13028c33366d2eaa43f954

          SHA256

          f08df8dd8e3fe3de4a1ba4ba3bd355a233cf7febd5917b982ec5a949726c36a6

          SHA512

          5c7fa67e7ed1e8ce238e58f0b55618d1fc13af4e19d9267f6e88e277beb2f10e6c0f0027a532a2d1d4b6e40da1b31dfcacf50ccb71a75dc231ff876869b6787a

        • C:\Users\Admin\dHY4IvP3.exe

          Filesize

          121KB

          MD5

          c08d103558b2fba4d24c531ff1478559

          SHA1

          f44d78719a42136d44c3eed62bf6a004196dcffb

          SHA256

          78ea72d4c0af0064cb309c453c11541c6a2bcba7a5545473e57154485793ec14

          SHA512

          9facdaac3c5d32c0e3b12649b81997270853f89452bb184923afce4223f3ca4fb760b366602d6c646dd2e9b2548d10bd30002f36a68e40335f6e2988282fbc4b

        • C:\Users\Admin\dHY4IvP3.exe

          Filesize

          217KB

          MD5

          cb3de109985e03e45dfbe9ddad4ac72f

          SHA1

          942fb15a7b23f1c2ffa27d461ae6036be8f9c84f

          SHA256

          e74882088982b5943ed54e6ab61d3a7076fa586ae93ab0540ee480cb1880ed8f

          SHA512

          47132805bf9b691f32cbacd6e1a1b6faf30ed7755880a621ddfc025f59a707806522705c585d958928134d4836718f77ec9e68e8d07744c72b7289658511a60f

        • C:\Users\Admin\dHY4IvP3.exe

          Filesize

          147KB

          MD5

          b827156494717466ecbf916e89c70687

          SHA1

          1facc8b42b5fb3266456f4b99ce3d7d41ffb4f2e

          SHA256

          f2e26f002174023319cfef165b356145f899dc99e9e1c875e89ad35635ce404a

          SHA512

          5098b4828cbfeb5417da3a07f50f0b41b8ad0d50e9cfa19c97c14d951200d7122d173919e7f0b9dff109de45a7fcb00fda3097c3b4d88d3af091e40f5a943c13

        • C:\Windows\system32\consrv.dll

          Filesize

          53KB

          MD5

          63e99b675a1337db6d8430195ea3efd2

          SHA1

          1baead2bf8f433dc82f9b2c03fd65ce697a92155

          SHA256

          6616179477849205eb4075b75a042056d196f45d67f78929dbb3317a35ccbea9

          SHA512

          f5b986eafa38dbc9ad7759784ac887ecbb9c8d8009a3f33e91b9c9ceeaf043ed3e4ddab8e6b6b77e54aed9fcecab02442c8ff253f2136ea06996d05ddd68199f

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

          Filesize

          2KB

          MD5

          6ae904ffa300b898dd12204ae4667e06

          SHA1

          f56592aff9a0d5fac1929ce1c396b47707b2a92f

          SHA256

          26b64231867830c8f95d0521ccfb0f44e83b3df2be743c14673021bd26136b2b

          SHA512

          2373aa0a7dea7b0a91396275d4bdaa056cdbf350ea8fc215c80175924a6857569d30dedee72a186fbf3c55d1bebe2a4b417e0c5d273177095e3db05586218989

        • \Users\Admin\azhost.exe

          Filesize

          102KB

          MD5

          d95716c3ac2b9d1a6aadecdadab6be8a

          SHA1

          4e95bf69f89c4f44d00c49b839526b808382d247

          SHA256

          7f42d341711643562d34ef3984493ca84d442ed2e9419e51a44013f9ac51bdeb

          SHA512

          c5a493bb0d6c7f66246f0291df034542edcbd858ca3f889f40a32988b25f20358d843b3f23f3c00442859ae80e4d0cc4ba768f35e4facbad5e842fbed826c5e6

        • \Users\Admin\azhost.exe

          Filesize

          93KB

          MD5

          aa77c8bb5acf338fb289ae90b488931e

          SHA1

          3fb5cf5a17e11a802c753b9b71ce76f3fade7c44

          SHA256

          4bb692e7f335e92f7dd3590f80c39f48ae02f53635a7b46016c471771263f04a

          SHA512

          eac63d6674b248774afd2549743b0ef34bae28689482375df36a17a10ffb4fe56f55e5c74eb2a491c503de238fae866c360b77fdaaff5700e1b771e9cb6d3be8

        • \Users\Admin\bzhost.exe

          Filesize

          138KB

          MD5

          4e22775699416e81275fea3266e14bba

          SHA1

          32cc2479a30abd1b40b3b7e959ac32317fa124fd

          SHA256

          95dc812e94d5ba0842af45685ca7262b55607336fcf4becda83dbb6416beffa9

          SHA512

          34b13e9142a9c4251c78d876f02f9e86f22253950d3f9126dacd8ec6f0f3bbd36146381ce16b130d794c4bbc1ba08aa4df8e2e7af0c3900035d486242c81e3bf

        • \Users\Admin\czhost.exe

          Filesize

          96KB

          MD5

          fb7e8882346223dfbad778b5a7f74f32

          SHA1

          8285032fbab2f9f52533657d46df457ab64d0e15

          SHA256

          6d6fa60b26cd2fc87c94afb20e7f3b35d6eca76d5a46191b8df802d30d4cbc3e

          SHA512

          31e3963dd156da4a57b3ffd37b857ee1d433c61dc22eb56356f2171b282f3735a1c31d65b3a0b431151b55bfebf964f82c5aa13a12f1c2a8a580840a7ea5da32

        • \Users\Admin\dHY4IvP3.exe

          Filesize

          199KB

          MD5

          729e41f10f90667282981d812cbc5ec4

          SHA1

          51fc3762927b3db3aa01f3521474ad259c8b3266

          SHA256

          bd226cf25fee6c3e0b8c0aa1b86f42e89db12ff97bcc1e28dcd5f5b9880dccff

          SHA512

          8a50f90905ee6b77116c1bf804ad9341e8be7f72217d4ebdc4846beac9ab514138be7e676cd52b5425c530fd9c55d52d7adc5c1aa058bba2d750f1166d647044

        • \Users\Admin\dHY4IvP3.exe

          Filesize

          91KB

          MD5

          4a9daefd452cf5e94486c55d68d7c760

          SHA1

          334c592f5d125fdc49e617903489b936cf4da398

          SHA256

          f6a4859e7d00a0f074584fc72d66cb7e872f6ec66a5b2a6782c9be65b3753995

          SHA512

          6608301e33d106ac95079938e4334542e5872bfbd308c0f3d7ca92ffc43ecd26c44b42c8a994dfd3d104cdebaf355bceeb61f5323d31d973319ddde00aa5d45a

        • \Users\Admin\dzhost.exe

          Filesize

          221KB

          MD5

          5b414fb77d0dbec97ee529ec0bbcbeaf

          SHA1

          359cd24cd341f75eb46b99375824f6b649443f8e

          SHA256

          62027b13d4918e5e644952c977960a5e6dfe241e2bb35b387de0bfd0b752e882

          SHA512

          887b1b93e51d21927ffba49536f281003eef1dbee7634a08cab256f07701d54fe755acab7ae4a513c754067e4144c44c3580689ce187fd584ba440ab748a2360

        • \Users\Admin\ezhost.exe

          Filesize

          28KB

          MD5

          46ede15ce82c221c24bf81b2de1be7e8

          SHA1

          c332a5ec7aeb213c13449626156f6623351a4393

          SHA256

          a360c27de3799bf85f2501d4b375744394643fd50f8ecf5241d170b5cb7f6782

          SHA512

          517f497a4783a0f67ccfca641d93b7f20505c89d6252229f5b97df674f7be20ae48d4732c137ba081c2c1f8ec712371fa4ba4602873e11c0e02b109a00b6c316

        • \Users\Admin\wiour.exe

          Filesize

          288KB

          MD5

          a0a08fe0c184d14bc27952be95b86895

          SHA1

          ec695af6d7ac9b19a7a7759ed1b3645761fc0b45

          SHA256

          9a16544bd38b96a6017b045dc6a9474c95801bcad29552c54785c229bf5f4c34

          SHA512

          40493a261ea5c0d20e906b9d784f9f75e228e0e79e123c6ad318bdc3a17dbae1f01b3fa63f6556cffcaeaeac0836a0c09066d6d1bb39c3c248052ab32f018487

        • memory/336-184-0x0000000000370000-0x00000000003B5000-memory.dmp

          Filesize

          276KB

        • memory/336-186-0x0000000000B50000-0x0000000000B62000-memory.dmp

          Filesize

          72KB

        • memory/820-97-0x0000000000400000-0x000000000041B000-memory.dmp

          Filesize

          108KB

        • memory/828-229-0x0000000000180000-0x0000000000188000-memory.dmp

          Filesize

          32KB

        • memory/828-240-0x00000000001A0000-0x00000000001AB000-memory.dmp

          Filesize

          44KB

        • memory/828-253-0x00000000001A0000-0x00000000001AB000-memory.dmp

          Filesize

          44KB

        • memory/1608-150-0x0000000000400000-0x0000000000464000-memory.dmp

          Filesize

          400KB

        • memory/1608-164-0x0000000000370000-0x00000000003B5000-memory.dmp

          Filesize

          276KB

        • memory/1608-148-0x0000000000220000-0x0000000000284000-memory.dmp

          Filesize

          400KB

        • memory/1608-147-0x0000000000400000-0x0000000000464000-memory.dmp

          Filesize

          400KB

        • memory/1608-146-0x0000000000400000-0x0000000000464000-memory.dmp

          Filesize

          400KB

        • memory/1608-145-0x0000000000400000-0x0000000000464000-memory.dmp

          Filesize

          400KB

        • memory/1608-153-0x0000000000400000-0x0000000000464000-memory.dmp

          Filesize

          400KB

        • memory/1608-188-0x0000000000600000-0x0000000000645000-memory.dmp

          Filesize

          276KB

        • memory/1608-187-0x0000000000370000-0x00000000003B5000-memory.dmp

          Filesize

          276KB

        • memory/1608-182-0x0000000000400000-0x0000000000464000-memory.dmp

          Filesize

          400KB

        • memory/1608-179-0x0000000000370000-0x00000000003B5000-memory.dmp

          Filesize

          276KB

        • memory/1608-168-0x0000000000604000-0x0000000000605000-memory.dmp

          Filesize

          4KB

        • memory/1608-163-0x0000000000370000-0x00000000003B5000-memory.dmp

          Filesize

          276KB

        • memory/1608-167-0x0000000000600000-0x0000000000645000-memory.dmp

          Filesize

          276KB

        • memory/1608-166-0x0000000000370000-0x00000000003B5000-memory.dmp

          Filesize

          276KB

        • memory/1608-149-0x0000000000224000-0x0000000000225000-memory.dmp

          Filesize

          4KB

        • memory/1720-130-0x0000000000400000-0x000000000040E000-memory.dmp

          Filesize

          56KB

        • memory/1720-111-0x0000000000400000-0x000000000040E000-memory.dmp

          Filesize

          56KB

        • memory/1720-113-0x0000000000400000-0x000000000040E000-memory.dmp

          Filesize

          56KB

        • memory/1720-115-0x0000000000400000-0x000000000040E000-memory.dmp

          Filesize

          56KB

        • memory/1720-118-0x0000000000400000-0x000000000040E000-memory.dmp

          Filesize

          56KB

        • memory/1720-127-0x0000000000400000-0x000000000040E000-memory.dmp

          Filesize

          56KB

        • memory/2100-12-0x0000000000400000-0x000000000041C000-memory.dmp

          Filesize

          112KB

        • memory/2172-54-0x0000000000400000-0x0000000000437000-memory.dmp

          Filesize

          220KB

        • memory/2172-61-0x0000000000400000-0x0000000000437000-memory.dmp

          Filesize

          220KB

        • memory/2172-58-0x0000000000400000-0x0000000000437000-memory.dmp

          Filesize

          220KB

        • memory/2172-67-0x0000000000400000-0x0000000000437000-memory.dmp

          Filesize

          220KB

        • memory/2172-74-0x0000000000400000-0x0000000000437000-memory.dmp

          Filesize

          220KB

        • memory/2172-56-0x0000000000400000-0x0000000000437000-memory.dmp

          Filesize

          220KB

        • memory/2172-64-0x0000000000400000-0x0000000000437000-memory.dmp

          Filesize

          220KB

        • memory/2256-143-0x00000000026B0000-0x0000000002714000-memory.dmp

          Filesize

          400KB

        • memory/2256-7-0x0000000000400000-0x0000000000507000-memory.dmp

          Filesize

          1.0MB

        • memory/2256-144-0x00000000026B0000-0x0000000002714000-memory.dmp

          Filesize

          400KB

        • memory/2256-82-0x0000000000400000-0x0000000000507000-memory.dmp

          Filesize

          1.0MB

        • memory/2256-2-0x0000000000400000-0x0000000000507000-memory.dmp

          Filesize

          1.0MB

        • memory/2256-4-0x0000000000400000-0x0000000000507000-memory.dmp

          Filesize

          1.0MB

        • memory/2256-0-0x0000000000400000-0x0000000000507000-memory.dmp

          Filesize

          1.0MB

        • memory/2256-13-0x0000000000400000-0x0000000000507000-memory.dmp

          Filesize

          1.0MB

        • memory/2256-16-0x0000000000400000-0x0000000000507000-memory.dmp

          Filesize

          1.0MB

        • memory/2256-8-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

          Filesize

          4KB

        • memory/2256-214-0x0000000000400000-0x0000000000507000-memory.dmp

          Filesize

          1.0MB

        • memory/2256-15-0x0000000000400000-0x0000000000507000-memory.dmp

          Filesize

          1.0MB

        • memory/2484-45-0x0000000002FF0000-0x0000000003AAA000-memory.dmp

          Filesize

          10.7MB

        • memory/2552-72-0x0000000000400000-0x000000000041B000-memory.dmp

          Filesize

          108KB

        • memory/2868-99-0x0000000000400000-0x0000000000427000-memory.dmp

          Filesize

          156KB

        • memory/2868-84-0x0000000000400000-0x0000000000427000-memory.dmp

          Filesize

          156KB

        • memory/2868-86-0x0000000000400000-0x0000000000427000-memory.dmp

          Filesize

          156KB

        • memory/2868-88-0x0000000000400000-0x0000000000427000-memory.dmp

          Filesize

          156KB

        • memory/2868-176-0x0000000000400000-0x0000000000427000-memory.dmp

          Filesize

          156KB

        • memory/2868-91-0x0000000000400000-0x0000000000427000-memory.dmp

          Filesize

          156KB

        • memory/2868-101-0x0000000000400000-0x0000000000427000-memory.dmp

          Filesize

          156KB

        • memory/2868-102-0x0000000000400000-0x0000000000427000-memory.dmp

          Filesize

          156KB