Analysis

  • max time kernel
    152s
  • max time network
    31s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    23-11-2022 15:54

General

  • Target

    424ecf311d1de09c9854d6d1887cd03be0e4b6359b97f893af607fd4b08d6697.exe

  • Size

    492KB

  • MD5

    41a48d29bad8973ec887c07a73b0ca7a

  • SHA1

    21f9362ff1bd54f0c6a92db1388e1bccb2b6caa1

  • SHA256

    424ecf311d1de09c9854d6d1887cd03be0e4b6359b97f893af607fd4b08d6697

  • SHA512

    e0ce1653c72221a5338a36aa61cbeda2b92dae8316974feb4117ccfe78f43f3522ab0e19aeb270853c88e53be676d9e489785e7f95bc1259edd47fcf16c72bba

  • SSDEEP

    12288:JjuTkMa586N2rAs3e3D35UQpXyjWz8iu6pqXALLbr2U7QFxyzw:JsUNl6yD2KXYWzj3rZQFz

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 3 IoCs
  • Executes dropped EXE 6 IoCs
  • Loads dropped DLL 10 IoCs
  • Adds Run key to start application 2 TTPs 45 IoCs
  • Drops desktop.ini file(s) 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Enumerates processes with tasklist 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 37 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\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    PID:1256
    • C:\Users\Admin\AppData\Local\Temp\424ecf311d1de09c9854d6d1887cd03be0e4b6359b97f893af607fd4b08d6697.exe
      "C:\Users\Admin\AppData\Local\Temp\424ecf311d1de09c9854d6d1887cd03be0e4b6359b97f893af607fd4b08d6697.exe"
      2⤵
      • Loads dropped DLL
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2028
      • C:\Users\Admin\d3s3Jf2gX6.exe
        C:\Users\Admin\d3s3Jf2gX6.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:1992
        • C:\Users\Admin\qyfeq.exe
          "C:\Users\Admin\qyfeq.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
          • Suspicious use of WriteProcessMemory
          PID:536
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\System32\cmd.exe" /c tasklist&&del d3s3Jf2gX6.exe
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:1560
          • C:\Windows\SysWOW64\tasklist.exe
            tasklist
            5⤵
            • Enumerates processes with tasklist
            • Suspicious use of AdjustPrivilegeToken
            PID:1636
      • C:\Users\Admin\ayhost.exe
        C:\Users\Admin\ayhost.exe
        3⤵
        • Executes dropped EXE
        PID:540
      • C:\Users\Admin\bahost.exe
        C:\Users\Admin\bahost.exe
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:1084
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\system32\cmd.exe"
          4⤵
            PID:1356
        • C:\Users\Admin\djhost.exe
          C:\Users\Admin\djhost.exe
          3⤵
          • Executes dropped EXE
          PID:1976

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • C:\Users\Admin\ayhost.exe

      Filesize

      80KB

      MD5

      8ccbe4f27f9710f3e7f75e1d1de57e49

      SHA1

      272e95e476477cd4a1715ee0bcf32318e0351718

      SHA256

      3d36ee15c25b2308f8552e121d885c26b46b4e7fc6dbb41a684bec53e0ae3b5d

      SHA512

      334f56b5158839f521513aff9de334536c86da633bf1a3b78592529275457973ed67fd55a54bef8f88ce918c2863c365cababfbd0ef888a27272906e281105d0

    • C:\Users\Admin\bahost.exe

      Filesize

      260KB

      MD5

      57d06744cbe8d579531f5704827605c1

      SHA1

      222404c29087c7481127d5616e209e8a8946b110

      SHA256

      42c00828ea0ca557e2f50c49ebc24d3e2ffbd207ad6128e002ee9487be0e7f1a

      SHA512

      1d22108dbca3e6566a14e687077cfca481adf2eb4d6a214e49c2242f4aa3701f1a31037993f3ba78c41f9242666b2b0b1424f983ee660eae2e89b3c492d93093

    • C:\Users\Admin\bahost.exe

      Filesize

      260KB

      MD5

      57d06744cbe8d579531f5704827605c1

      SHA1

      222404c29087c7481127d5616e209e8a8946b110

      SHA256

      42c00828ea0ca557e2f50c49ebc24d3e2ffbd207ad6128e002ee9487be0e7f1a

      SHA512

      1d22108dbca3e6566a14e687077cfca481adf2eb4d6a214e49c2242f4aa3701f1a31037993f3ba78c41f9242666b2b0b1424f983ee660eae2e89b3c492d93093

    • C:\Users\Admin\d3s3Jf2gX6.exe

      Filesize

      280KB

      MD5

      b3c7427a9509d61a373b377e668c8ddd

      SHA1

      80b7a9d3fea90879ac10e4cbbd70968aaf8f46d3

      SHA256

      b24dacfe819e4b8e04e3d1ae5a82ffda05ce5c870c0ce530f723c29c76fe5a28

      SHA512

      616411ce4b75b80bba9bb901848f9814624deb89a941d4f13b2bc66b63a2eab230354f320a61610bb9166d368a77a3036068f3a7c76d0d0078e71b653e10c7fe

    • C:\Users\Admin\d3s3Jf2gX6.exe

      Filesize

      280KB

      MD5

      b3c7427a9509d61a373b377e668c8ddd

      SHA1

      80b7a9d3fea90879ac10e4cbbd70968aaf8f46d3

      SHA256

      b24dacfe819e4b8e04e3d1ae5a82ffda05ce5c870c0ce530f723c29c76fe5a28

      SHA512

      616411ce4b75b80bba9bb901848f9814624deb89a941d4f13b2bc66b63a2eab230354f320a61610bb9166d368a77a3036068f3a7c76d0d0078e71b653e10c7fe

    • C:\Users\Admin\djhost.exe

      Filesize

      32KB

      MD5

      af152804736fe7af65e4b49633a2d185

      SHA1

      3c2ecabfbdca7b4bfed2fbaae7cfeabe9d439d35

      SHA256

      45b8430d8053f791bfcd0033ae2cdfed2b253a0f6835395055345058ab18c40e

      SHA512

      749461feaacada8ddec990df90ae5f580fb9b6b0bad680015a7067d66ecd785822bb50223dc734d29016cb29dfa98c9efa08d53b99dc0e0fe26193ff12742cd6

    • C:\Users\Admin\qyfeq.exe

      Filesize

      280KB

      MD5

      044de907d6321c236859e7617628c9e1

      SHA1

      bc07bfe1369804eab4fc8624c7db7c3953ea78e2

      SHA256

      e8d0273f94b5697cd1f4cc0f8db05bb620bccdd25d992854acc3fc29ab768639

      SHA512

      ccf90e460a9e5bde47f2ad70af40bffce00dc4709047e510370bd7e328438803dc6264f3278fe617aa0201f35779dd35fda7a38da16c83f1a46bd9a26345ba43

    • C:\Users\Admin\qyfeq.exe

      Filesize

      280KB

      MD5

      044de907d6321c236859e7617628c9e1

      SHA1

      bc07bfe1369804eab4fc8624c7db7c3953ea78e2

      SHA256

      e8d0273f94b5697cd1f4cc0f8db05bb620bccdd25d992854acc3fc29ab768639

      SHA512

      ccf90e460a9e5bde47f2ad70af40bffce00dc4709047e510370bd7e328438803dc6264f3278fe617aa0201f35779dd35fda7a38da16c83f1a46bd9a26345ba43

    • C:\Windows\system32\consrv.dll

      Filesize

      53KB

      MD5

      4d7cde615a0f534bd5e359951829554b

      SHA1

      c885d00d9000f2a5dbc78f6193a052b36f4fe968

      SHA256

      414fdf9bdcae5136c1295d6d24740c50a484acd81f1f7d0fb5d5c138607cb80a

      SHA512

      33d632f9fbb694440a1ca568c90518784278efd1dc9ee2b57028149d56ebe1f7346d5b59dcfafee2eeaa10091dda05f48958e909d6bfc891e037ae1cfbd048d4

    • \Users\Admin\ayhost.exe

      Filesize

      80KB

      MD5

      8ccbe4f27f9710f3e7f75e1d1de57e49

      SHA1

      272e95e476477cd4a1715ee0bcf32318e0351718

      SHA256

      3d36ee15c25b2308f8552e121d885c26b46b4e7fc6dbb41a684bec53e0ae3b5d

      SHA512

      334f56b5158839f521513aff9de334536c86da633bf1a3b78592529275457973ed67fd55a54bef8f88ce918c2863c365cababfbd0ef888a27272906e281105d0

    • \Users\Admin\ayhost.exe

      Filesize

      80KB

      MD5

      8ccbe4f27f9710f3e7f75e1d1de57e49

      SHA1

      272e95e476477cd4a1715ee0bcf32318e0351718

      SHA256

      3d36ee15c25b2308f8552e121d885c26b46b4e7fc6dbb41a684bec53e0ae3b5d

      SHA512

      334f56b5158839f521513aff9de334536c86da633bf1a3b78592529275457973ed67fd55a54bef8f88ce918c2863c365cababfbd0ef888a27272906e281105d0

    • \Users\Admin\bahost.exe

      Filesize

      260KB

      MD5

      57d06744cbe8d579531f5704827605c1

      SHA1

      222404c29087c7481127d5616e209e8a8946b110

      SHA256

      42c00828ea0ca557e2f50c49ebc24d3e2ffbd207ad6128e002ee9487be0e7f1a

      SHA512

      1d22108dbca3e6566a14e687077cfca481adf2eb4d6a214e49c2242f4aa3701f1a31037993f3ba78c41f9242666b2b0b1424f983ee660eae2e89b3c492d93093

    • \Users\Admin\bahost.exe

      Filesize

      260KB

      MD5

      57d06744cbe8d579531f5704827605c1

      SHA1

      222404c29087c7481127d5616e209e8a8946b110

      SHA256

      42c00828ea0ca557e2f50c49ebc24d3e2ffbd207ad6128e002ee9487be0e7f1a

      SHA512

      1d22108dbca3e6566a14e687077cfca481adf2eb4d6a214e49c2242f4aa3701f1a31037993f3ba78c41f9242666b2b0b1424f983ee660eae2e89b3c492d93093

    • \Users\Admin\d3s3Jf2gX6.exe

      Filesize

      280KB

      MD5

      b3c7427a9509d61a373b377e668c8ddd

      SHA1

      80b7a9d3fea90879ac10e4cbbd70968aaf8f46d3

      SHA256

      b24dacfe819e4b8e04e3d1ae5a82ffda05ce5c870c0ce530f723c29c76fe5a28

      SHA512

      616411ce4b75b80bba9bb901848f9814624deb89a941d4f13b2bc66b63a2eab230354f320a61610bb9166d368a77a3036068f3a7c76d0d0078e71b653e10c7fe

    • \Users\Admin\d3s3Jf2gX6.exe

      Filesize

      280KB

      MD5

      b3c7427a9509d61a373b377e668c8ddd

      SHA1

      80b7a9d3fea90879ac10e4cbbd70968aaf8f46d3

      SHA256

      b24dacfe819e4b8e04e3d1ae5a82ffda05ce5c870c0ce530f723c29c76fe5a28

      SHA512

      616411ce4b75b80bba9bb901848f9814624deb89a941d4f13b2bc66b63a2eab230354f320a61610bb9166d368a77a3036068f3a7c76d0d0078e71b653e10c7fe

    • \Users\Admin\djhost.exe

      Filesize

      32KB

      MD5

      af152804736fe7af65e4b49633a2d185

      SHA1

      3c2ecabfbdca7b4bfed2fbaae7cfeabe9d439d35

      SHA256

      45b8430d8053f791bfcd0033ae2cdfed2b253a0f6835395055345058ab18c40e

      SHA512

      749461feaacada8ddec990df90ae5f580fb9b6b0bad680015a7067d66ecd785822bb50223dc734d29016cb29dfa98c9efa08d53b99dc0e0fe26193ff12742cd6

    • \Users\Admin\djhost.exe

      Filesize

      32KB

      MD5

      af152804736fe7af65e4b49633a2d185

      SHA1

      3c2ecabfbdca7b4bfed2fbaae7cfeabe9d439d35

      SHA256

      45b8430d8053f791bfcd0033ae2cdfed2b253a0f6835395055345058ab18c40e

      SHA512

      749461feaacada8ddec990df90ae5f580fb9b6b0bad680015a7067d66ecd785822bb50223dc734d29016cb29dfa98c9efa08d53b99dc0e0fe26193ff12742cd6

    • \Users\Admin\qyfeq.exe

      Filesize

      280KB

      MD5

      044de907d6321c236859e7617628c9e1

      SHA1

      bc07bfe1369804eab4fc8624c7db7c3953ea78e2

      SHA256

      e8d0273f94b5697cd1f4cc0f8db05bb620bccdd25d992854acc3fc29ab768639

      SHA512

      ccf90e460a9e5bde47f2ad70af40bffce00dc4709047e510370bd7e328438803dc6264f3278fe617aa0201f35779dd35fda7a38da16c83f1a46bd9a26345ba43

    • \Users\Admin\qyfeq.exe

      Filesize

      280KB

      MD5

      044de907d6321c236859e7617628c9e1

      SHA1

      bc07bfe1369804eab4fc8624c7db7c3953ea78e2

      SHA256

      e8d0273f94b5697cd1f4cc0f8db05bb620bccdd25d992854acc3fc29ab768639

      SHA512

      ccf90e460a9e5bde47f2ad70af40bffce00dc4709047e510370bd7e328438803dc6264f3278fe617aa0201f35779dd35fda7a38da16c83f1a46bd9a26345ba43

    • \Windows\System32\consrv.dll

      Filesize

      53KB

      MD5

      4d7cde615a0f534bd5e359951829554b

      SHA1

      c885d00d9000f2a5dbc78f6193a052b36f4fe968

      SHA256

      414fdf9bdcae5136c1295d6d24740c50a484acd81f1f7d0fb5d5c138607cb80a

      SHA512

      33d632f9fbb694440a1ca568c90518784278efd1dc9ee2b57028149d56ebe1f7346d5b59dcfafee2eeaa10091dda05f48958e909d6bfc891e037ae1cfbd048d4

    • memory/332-121-0x0000000000870000-0x0000000000882000-memory.dmp

      Filesize

      72KB

    • memory/536-67-0x0000000000000000-mapping.dmp

    • memory/540-74-0x0000000000000000-mapping.dmp

    • memory/1084-96-0x00000000003A0000-0x00000000003E0000-memory.dmp

      Filesize

      256KB

    • memory/1084-113-0x00000000003B0000-0x00000000003B4000-memory.dmp

      Filesize

      16KB

    • memory/1084-91-0x00000000003A0000-0x00000000003E0000-memory.dmp

      Filesize

      256KB

    • memory/1084-125-0x0000000000450000-0x0000000000490000-memory.dmp

      Filesize

      256KB

    • memory/1084-95-0x00000000003A0000-0x00000000003E0000-memory.dmp

      Filesize

      256KB

    • memory/1084-98-0x0000000000450000-0x0000000000490000-memory.dmp

      Filesize

      256KB

    • memory/1084-97-0x00000000003A0000-0x00000000003E0000-memory.dmp

      Filesize

      256KB

    • memory/1084-102-0x00000000003A0000-0x00000000003E0000-memory.dmp

      Filesize

      256KB

    • memory/1084-101-0x00000000003A0000-0x00000000003E0000-memory.dmp

      Filesize

      256KB

    • memory/1084-126-0x00000000003A0000-0x00000000003E0000-memory.dmp

      Filesize

      256KB

    • memory/1084-124-0x0000000000400000-0x0000000000446000-memory.dmp

      Filesize

      280KB

    • memory/1084-81-0x0000000000000000-mapping.dmp

    • memory/1084-114-0x00000000003A1000-0x00000000003AD000-memory.dmp

      Filesize

      48KB

    • memory/1084-116-0x00000000003A0000-0x00000000003E0000-memory.dmp

      Filesize

      256KB

    • memory/1084-115-0x0000000000450000-0x0000000000490000-memory.dmp

      Filesize

      256KB

    • memory/1084-87-0x00000000003A0000-0x00000000003E0000-memory.dmp

      Filesize

      256KB

    • memory/1084-112-0x0000000000400000-0x0000000000446000-memory.dmp

      Filesize

      280KB

    • memory/1084-117-0x0000000000400000-0x0000000000446000-memory.dmp

      Filesize

      280KB

    • memory/1084-118-0x00000000003A0000-0x00000000003E0000-memory.dmp

      Filesize

      256KB

    • memory/1084-86-0x0000000000220000-0x0000000000266000-memory.dmp

      Filesize

      280KB

    • memory/1084-85-0x0000000000400000-0x0000000000446000-memory.dmp

      Filesize

      280KB

    • memory/1084-83-0x0000000000220000-0x0000000000266000-memory.dmp

      Filesize

      280KB

    • memory/1256-103-0x0000000002990000-0x0000000002996000-memory.dmp

      Filesize

      24KB

    • memory/1256-111-0x0000000002990000-0x0000000002996000-memory.dmp

      Filesize

      24KB

    • memory/1256-107-0x0000000002990000-0x0000000002996000-memory.dmp

      Filesize

      24KB

    • memory/1356-123-0x0000000000000000-mapping.dmp

    • memory/1560-76-0x0000000000000000-mapping.dmp

    • memory/1636-78-0x0000000000000000-mapping.dmp

    • memory/1976-129-0x0000000000000000-mapping.dmp

    • memory/1992-59-0x0000000000000000-mapping.dmp

    • memory/2028-56-0x0000000075A31000-0x0000000075A33000-memory.dmp

      Filesize

      8KB