Analysis

  • max time kernel
    151s
  • max time network
    72s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    23-11-2022 10:01

General

  • Target

    91a9f326ea245a4713a9266c301a0f4c77e1977b7dd18cf5411530288ca1b399.exe

  • Size

    1.9MB

  • MD5

    f5c3e32cbce263aec5629a332877697f

  • SHA1

    6a2e9980ce7519e433f7ff8be546182eb5c49c2e

  • SHA256

    91a9f326ea245a4713a9266c301a0f4c77e1977b7dd18cf5411530288ca1b399

  • SHA512

    5badebcfe50c7793ac871ab7e45d85f49ae2190d0ace424aa08fd68a48165ad7eece887c9fc755ba97d4a68043ee63be78b172c6377b6b0ef97aa4dd29da9031

  • SSDEEP

    49152:AvtVr2ppT2p45wmsx5GBkO8mcFR45Pi/ybTsvD/DX+y4onCYDoD5:O2XT2p22CkpmcFRoTTsvD/D+donCYUV

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 3 IoCs
  • Checks BIOS information in registry 2 TTPs 1 IoCs

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

  • Loads dropped DLL 9 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 57 IoCs
  • Drops file in Program Files directory 3 IoCs
  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\91a9f326ea245a4713a9266c301a0f4c77e1977b7dd18cf5411530288ca1b399.exe
    "C:\Users\Admin\AppData\Local\Temp\91a9f326ea245a4713a9266c301a0f4c77e1977b7dd18cf5411530288ca1b399.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1508
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c start C:\Users\Admin\AppData\Local\Temp\\Server_se.exe
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:1588
      • C:\Users\Admin\AppData\Local\Temp\Server_se.exe
        C:\Users\Admin\AppData\Local\Temp\\Server_se.exe
        3⤵
        • Executes dropped EXE
        • Checks BIOS information in registry
        • Loads dropped DLL
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        • Drops file in Program Files directory
        • Enumerates system info in registry
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:1772
        • C:\Program Files\Internet Explorer\carss.exe
          "C:\Program Files\Internet Explorer\carss.exe" C:\WINDOWS\Temp\hx107.tmp CodeMain
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Suspicious behavior: EnumeratesProcesses
          PID:1576
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c start C:\Users\Admin\AppData\Local\Temp\\keygen.exe
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:1652
      • C:\Users\Admin\AppData\Local\Temp\keygen.exe
        C:\Users\Admin\AppData\Local\Temp\\keygen.exe
        3⤵
        • Executes dropped EXE
        PID:1572
  • C:\Windows\system32\AUDIODG.EXE
    C:\Windows\system32\AUDIODG.EXE 0x1ac
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:1508

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Program Files\Internet Explorer\carss.exe

    Filesize

    43KB

    MD5

    51138beea3e2c21ec44d0932c71762a8

    SHA1

    8939cf35447b22dd2c6e6f443446acc1bf986d58

    SHA256

    5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

    SHA512

    794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

  • C:\Program Files\Internet Explorer\carss.exe

    Filesize

    43KB

    MD5

    51138beea3e2c21ec44d0932c71762a8

    SHA1

    8939cf35447b22dd2c6e6f443446acc1bf986d58

    SHA256

    5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

    SHA512

    794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

  • C:\Users\Admin\AppData\Local\Temp\Server_se.exe

    Filesize

    1.2MB

    MD5

    60a792d195f6fdac19591eb4ce8d67cc

    SHA1

    e7479c5c212f8dbd5ea41c9724df80a81362139f

    SHA256

    5b6b50582785a002a5af91dd0000ea15add5f7b45a208224ff241a665b394c6a

    SHA512

    983f6e167faf5e2778a8e612d8c2a116b16454670917f01848e58a178f77ed662c05ba7141a6c028bc5750b50cfa5972055a36b6d2582e0d9d13f551cd0421ab

  • C:\Users\Admin\AppData\Local\Temp\Server_se.exe

    Filesize

    1.2MB

    MD5

    60a792d195f6fdac19591eb4ce8d67cc

    SHA1

    e7479c5c212f8dbd5ea41c9724df80a81362139f

    SHA256

    5b6b50582785a002a5af91dd0000ea15add5f7b45a208224ff241a665b394c6a

    SHA512

    983f6e167faf5e2778a8e612d8c2a116b16454670917f01848e58a178f77ed662c05ba7141a6c028bc5750b50cfa5972055a36b6d2582e0d9d13f551cd0421ab

  • C:\Users\Admin\AppData\Local\Temp\keygen.exe

    Filesize

    118KB

    MD5

    c5b14d9af1807566c10d7dd91b0f7bad

    SHA1

    7c08f3d648a1a9cd3ca392f56e424555ab096b97

    SHA256

    e36c634ef929dad620c6b62dfb06d47846b94bb4cb1e90ccdc38ba0e9a7a89fb

    SHA512

    8928b08d20a112a8c86833cac8d06fc38b8dedce9baa9b2080b8e401b8437bfdb7e79aa75960f1286ecc742fa135da28d9995033db54d6da89a0fd539aa57c49

  • C:\Users\Admin\AppData\Local\Temp\keygen.exe

    Filesize

    118KB

    MD5

    c5b14d9af1807566c10d7dd91b0f7bad

    SHA1

    7c08f3d648a1a9cd3ca392f56e424555ab096b97

    SHA256

    e36c634ef929dad620c6b62dfb06d47846b94bb4cb1e90ccdc38ba0e9a7a89fb

    SHA512

    8928b08d20a112a8c86833cac8d06fc38b8dedce9baa9b2080b8e401b8437bfdb7e79aa75960f1286ecc742fa135da28d9995033db54d6da89a0fd539aa57c49

  • C:\WINDOWS\Temp\hx107.tmp

    Filesize

    20.2MB

    MD5

    e16af081ac517c1d628ec740829605a9

    SHA1

    afe7894cec52d47e327683badec1b60f0d6ee273

    SHA256

    a9f58a9251c7a946c0c9ee87a609a30c7f8985360915109a77d2a682cfa7483e

    SHA512

    7906fda06a4a49a508951467b41d947e791d46a9e4093eb23548225f6500c7073d42721c402948f4996329cf5af7a65b82744234aa82f0dd04b8ecc12c9751db

  • \Program Files\Internet Explorer\carss.exe

    Filesize

    43KB

    MD5

    51138beea3e2c21ec44d0932c71762a8

    SHA1

    8939cf35447b22dd2c6e6f443446acc1bf986d58

    SHA256

    5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

    SHA512

    794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

  • \Users\Admin\AppData\Local\Temp\E_4\krnln.fnr

    Filesize

    1.1MB

    MD5

    97c8fe752e354b2945e4c593a87e4a8b

    SHA1

    03ab4c91535ecf14b13e0258f3a7be459a7957f9

    SHA256

    820d8dd49baed0da44d42555ad361d78e068115661dce72ae6578dcdab6baead

    SHA512

    af4492c08d6659d21ebfefe752b0d71210d2542c1788f1d2d9f86a85f01c3dd05eebf61c925e18b5e870aec7e9794e4a7050a04f4c58d90dca93324485690bcc

  • \Users\Admin\AppData\Local\Temp\E_4\shell.fne

    Filesize

    56KB

    MD5

    d63851f89c7ad4615565ca300e8b8e27

    SHA1

    1c9a6c1ce94581f85be0e99e2d370384b959578f

    SHA256

    0a6ae72df15cbca21c6af32bc2c13ca876e191008f1078228b3b98add9fc9d8d

    SHA512

    623e9e9beb5d2a9f3a6a75e5fac9dda5b437246fd3b10db4bba680f61bc68aae6714f11a12938b7d22b1c7691f45a75c4406ba06fa901da8ce05e784038970d2

  • \Users\Admin\AppData\Local\Temp\SE27CD.tmp

    Filesize

    1024B

    MD5

    12871388b682b159ddd85545302a289d

    SHA1

    76b47377da188fcfddeefa0f940287f1cce9885d

    SHA256

    cc033f00e96cae1829e3a5c15150fe68a62f65440f1b158d9257370fbc488a9b

    SHA512

    d60953b62d08e52fa2860db257e2bdbaa97e7eff7007617857f7b30a76f7c7ba81f8444d313a6ad496adbbaede5af1661e72522046789bb9aee1340f7ac12c7d

  • \Users\Admin\AppData\Local\Temp\Server_se.exe

    Filesize

    1.2MB

    MD5

    60a792d195f6fdac19591eb4ce8d67cc

    SHA1

    e7479c5c212f8dbd5ea41c9724df80a81362139f

    SHA256

    5b6b50582785a002a5af91dd0000ea15add5f7b45a208224ff241a665b394c6a

    SHA512

    983f6e167faf5e2778a8e612d8c2a116b16454670917f01848e58a178f77ed662c05ba7141a6c028bc5750b50cfa5972055a36b6d2582e0d9d13f551cd0421ab

  • \Users\Admin\AppData\Local\Temp\Server_se.exe

    Filesize

    1.2MB

    MD5

    60a792d195f6fdac19591eb4ce8d67cc

    SHA1

    e7479c5c212f8dbd5ea41c9724df80a81362139f

    SHA256

    5b6b50582785a002a5af91dd0000ea15add5f7b45a208224ff241a665b394c6a

    SHA512

    983f6e167faf5e2778a8e612d8c2a116b16454670917f01848e58a178f77ed662c05ba7141a6c028bc5750b50cfa5972055a36b6d2582e0d9d13f551cd0421ab

  • \Users\Admin\AppData\Local\Temp\keygen.exe

    Filesize

    118KB

    MD5

    c5b14d9af1807566c10d7dd91b0f7bad

    SHA1

    7c08f3d648a1a9cd3ca392f56e424555ab096b97

    SHA256

    e36c634ef929dad620c6b62dfb06d47846b94bb4cb1e90ccdc38ba0e9a7a89fb

    SHA512

    8928b08d20a112a8c86833cac8d06fc38b8dedce9baa9b2080b8e401b8437bfdb7e79aa75960f1286ecc742fa135da28d9995033db54d6da89a0fd539aa57c49

  • \Users\Admin\AppData\Local\Temp\keygen.exe

    Filesize

    118KB

    MD5

    c5b14d9af1807566c10d7dd91b0f7bad

    SHA1

    7c08f3d648a1a9cd3ca392f56e424555ab096b97

    SHA256

    e36c634ef929dad620c6b62dfb06d47846b94bb4cb1e90ccdc38ba0e9a7a89fb

    SHA512

    8928b08d20a112a8c86833cac8d06fc38b8dedce9baa9b2080b8e401b8437bfdb7e79aa75960f1286ecc742fa135da28d9995033db54d6da89a0fd539aa57c49

  • \Windows\Temp\hx107.tmp

    Filesize

    20.2MB

    MD5

    e16af081ac517c1d628ec740829605a9

    SHA1

    afe7894cec52d47e327683badec1b60f0d6ee273

    SHA256

    a9f58a9251c7a946c0c9ee87a609a30c7f8985360915109a77d2a682cfa7483e

    SHA512

    7906fda06a4a49a508951467b41d947e791d46a9e4093eb23548225f6500c7073d42721c402948f4996329cf5af7a65b82744234aa82f0dd04b8ecc12c9751db

  • memory/1508-61-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1508-58-0x0000000000320000-0x0000000000334000-memory.dmp

    Filesize

    80KB

  • memory/1508-56-0x0000000075451000-0x0000000075453000-memory.dmp

    Filesize

    8KB

  • memory/1508-54-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1572-71-0x0000000000000000-mapping.dmp

  • memory/1572-5321-0x0000000000400000-0x0000000000471000-memory.dmp

    Filesize

    452KB

  • memory/1572-112-0x0000000000400000-0x0000000000471000-memory.dmp

    Filesize

    452KB

  • memory/1572-114-0x0000000000230000-0x0000000000233000-memory.dmp

    Filesize

    12KB

  • memory/1576-5308-0x0000000000000000-mapping.dmp

  • memory/1588-59-0x0000000000000000-mapping.dmp

  • memory/1652-60-0x0000000000000000-mapping.dmp

  • memory/1772-131-0x0000000000277000-0x00000000002BB000-memory.dmp

    Filesize

    272KB

  • memory/1772-111-0x0000000000277000-0x00000000002BB000-memory.dmp

    Filesize

    272KB

  • memory/1772-90-0x0000000000277000-0x00000000002BB000-memory.dmp

    Filesize

    272KB

  • memory/1772-91-0x0000000000277000-0x00000000002BB000-memory.dmp

    Filesize

    272KB

  • memory/1772-94-0x0000000000277000-0x00000000002BB000-memory.dmp

    Filesize

    272KB

  • memory/1772-96-0x0000000000277000-0x00000000002BB000-memory.dmp

    Filesize

    272KB

  • memory/1772-97-0x0000000000277000-0x00000000002BB000-memory.dmp

    Filesize

    272KB

  • memory/1772-99-0x0000000000277000-0x00000000002BB000-memory.dmp

    Filesize

    272KB

  • memory/1772-102-0x0000000000277000-0x00000000002BB000-memory.dmp

    Filesize

    272KB

  • memory/1772-104-0x0000000000277000-0x00000000002BB000-memory.dmp

    Filesize

    272KB

  • memory/1772-108-0x0000000000277000-0x00000000002BB000-memory.dmp

    Filesize

    272KB

  • memory/1772-109-0x0000000000277000-0x00000000002BB000-memory.dmp

    Filesize

    272KB

  • memory/1772-110-0x0000000000277000-0x00000000002BB000-memory.dmp

    Filesize

    272KB

  • memory/1772-88-0x0000000000277000-0x00000000002BB000-memory.dmp

    Filesize

    272KB

  • memory/1772-122-0x0000000000277000-0x00000000002BB000-memory.dmp

    Filesize

    272KB

  • memory/1772-123-0x0000000000277000-0x00000000002BB000-memory.dmp

    Filesize

    272KB

  • memory/1772-125-0x0000000000400000-0x0000000000559000-memory.dmp

    Filesize

    1.3MB

  • memory/1772-124-0x0000000000277000-0x00000000002BB000-memory.dmp

    Filesize

    272KB

  • memory/1772-121-0x0000000000277000-0x00000000002BB000-memory.dmp

    Filesize

    272KB

  • memory/1772-126-0x0000000000277000-0x00000000002BB000-memory.dmp

    Filesize

    272KB

  • memory/1772-120-0x0000000000277000-0x00000000002BB000-memory.dmp

    Filesize

    272KB

  • memory/1772-119-0x0000000000277000-0x00000000002BB000-memory.dmp

    Filesize

    272KB

  • memory/1772-118-0x0000000000277000-0x00000000002BB000-memory.dmp

    Filesize

    272KB

  • memory/1772-127-0x0000000000277000-0x00000000002BB000-memory.dmp

    Filesize

    272KB

  • memory/1772-128-0x0000000000277000-0x00000000002BB000-memory.dmp

    Filesize

    272KB

  • memory/1772-86-0x0000000000277000-0x00000000002BB000-memory.dmp

    Filesize

    272KB

  • memory/1772-132-0x0000000000277000-0x00000000002BB000-memory.dmp

    Filesize

    272KB

  • memory/1772-134-0x0000000000277000-0x00000000002BB000-memory.dmp

    Filesize

    272KB

  • memory/1772-133-0x0000000000277000-0x00000000002BB000-memory.dmp

    Filesize

    272KB

  • memory/1772-136-0x0000000000277000-0x00000000002BB000-memory.dmp

    Filesize

    272KB

  • memory/1772-137-0x0000000000277000-0x00000000002BB000-memory.dmp

    Filesize

    272KB

  • memory/1772-135-0x0000000000277000-0x00000000002BB000-memory.dmp

    Filesize

    272KB

  • memory/1772-130-0x0000000000277000-0x00000000002BB000-memory.dmp

    Filesize

    272KB

  • memory/1772-129-0x0000000000277000-0x00000000002BB000-memory.dmp

    Filesize

    272KB

  • memory/1772-117-0x0000000000277000-0x00000000002BB000-memory.dmp

    Filesize

    272KB

  • memory/1772-116-0x0000000000277000-0x00000000002BB000-memory.dmp

    Filesize

    272KB

  • memory/1772-115-0x0000000000277000-0x00000000002BB000-memory.dmp

    Filesize

    272KB

  • memory/1772-85-0x0000000000277000-0x00000000002BB000-memory.dmp

    Filesize

    272KB

  • memory/1772-113-0x0000000000277000-0x00000000002BB000-memory.dmp

    Filesize

    272KB

  • memory/1772-89-0x0000000000277000-0x00000000002BB000-memory.dmp

    Filesize

    272KB

  • memory/1772-107-0x0000000000277000-0x00000000002BB000-memory.dmp

    Filesize

    272KB

  • memory/1772-106-0x0000000000277000-0x00000000002BB000-memory.dmp

    Filesize

    272KB

  • memory/1772-105-0x0000000000277000-0x00000000002BB000-memory.dmp

    Filesize

    272KB

  • memory/1772-103-0x0000000000277000-0x00000000002BB000-memory.dmp

    Filesize

    272KB

  • memory/1772-101-0x0000000000277000-0x00000000002BB000-memory.dmp

    Filesize

    272KB

  • memory/1772-100-0x0000000000277000-0x00000000002BB000-memory.dmp

    Filesize

    272KB

  • memory/1772-98-0x0000000000277000-0x00000000002BB000-memory.dmp

    Filesize

    272KB

  • memory/1772-95-0x0000000000277000-0x00000000002BB000-memory.dmp

    Filesize

    272KB

  • memory/1772-93-0x0000000000277000-0x00000000002BB000-memory.dmp

    Filesize

    272KB

  • memory/1772-92-0x0000000000277000-0x00000000002BB000-memory.dmp

    Filesize

    272KB

  • memory/1772-87-0x0000000000277000-0x00000000002BB000-memory.dmp

    Filesize

    272KB

  • memory/1772-82-0x0000000000277000-0x00000000002BB000-memory.dmp

    Filesize

    272KB

  • memory/1772-81-0x0000000000277000-0x00000000002BB000-memory.dmp

    Filesize

    272KB

  • memory/1772-77-0x0000000000277000-0x00000000002BB000-memory.dmp

    Filesize

    272KB

  • memory/1772-79-0x0000000000277000-0x00000000002BB000-memory.dmp

    Filesize

    272KB

  • memory/1772-1406-0x0000000001F70000-0x0000000002081000-memory.dmp

    Filesize

    1.1MB

  • memory/1772-1408-0x0000000001DE0000-0x0000000001F61000-memory.dmp

    Filesize

    1.5MB

  • memory/1772-4067-0x00000000002B9000-0x0000000000301000-memory.dmp

    Filesize

    288KB

  • memory/1772-4307-0x0000000001F70000-0x0000000002081000-memory.dmp

    Filesize

    1.1MB

  • memory/1772-83-0x0000000000277000-0x00000000002BB000-memory.dmp

    Filesize

    272KB

  • memory/1772-5300-0x0000000002090000-0x0000000002191000-memory.dmp

    Filesize

    1.0MB

  • memory/1772-5304-0x0000000000600000-0x00000000006A1000-memory.dmp

    Filesize

    644KB

  • memory/1772-5305-0x000000000028F000-0x00000000002AC000-memory.dmp

    Filesize

    116KB

  • memory/1772-5306-0x0000000000400000-0x0000000000559000-memory.dmp

    Filesize

    1.3MB

  • memory/1772-84-0x0000000000277000-0x00000000002BB000-memory.dmp

    Filesize

    272KB

  • memory/1772-80-0x0000000000277000-0x00000000002BB000-memory.dmp

    Filesize

    272KB

  • memory/1772-74-0x00000000002B9000-0x0000000000301000-memory.dmp

    Filesize

    288KB

  • memory/1772-75-0x0000000075010000-0x0000000075057000-memory.dmp

    Filesize

    284KB

  • memory/1772-76-0x0000000000277000-0x00000000002BB000-memory.dmp

    Filesize

    272KB

  • memory/1772-69-0x0000000001DE0000-0x0000000001F61000-memory.dmp

    Filesize

    1.5MB

  • memory/1772-5314-0x00000000002B9000-0x0000000000301000-memory.dmp

    Filesize

    288KB

  • memory/1772-5315-0x000000000028F000-0x00000000002AC000-memory.dmp

    Filesize

    116KB

  • memory/1772-5316-0x0000000000400000-0x0000000000559000-memory.dmp

    Filesize

    1.3MB

  • memory/1772-5318-0x0000000001F70000-0x0000000002081000-memory.dmp

    Filesize

    1.1MB

  • memory/1772-5320-0x000000000028F000-0x00000000002AC000-memory.dmp

    Filesize

    116KB

  • memory/1772-5319-0x00000000002B9000-0x0000000000301000-memory.dmp

    Filesize

    288KB

  • memory/1772-5317-0x0000000000400000-0x0000000000559000-memory.dmp

    Filesize

    1.3MB

  • memory/1772-65-0x0000000000000000-mapping.dmp