Analysis

  • max time kernel
    142s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    08-11-2024 14:02

General

  • Target

    lv.exe

  • Size

    5.4MB

  • MD5

    1b7cdcf968378f1570c403453548bdee

  • SHA1

    0b156f2887877e8044f6fd0419267fc6fd9073dd

  • SHA256

    fd8d41e704959eca30dd3561f04651a45ec4f5e6817ab9b1eeea7695164190cb

  • SHA512

    608866a339f0ba3e8159b23d3b2347071d3c475264c0e1f439a5bdf777073961db44d45ee1c26b5f74e48d943702f43e030deb751a2bca3092639558113f8327

  • SSDEEP

    98304:Sk7hFM/xP1NQVO3sD6JjfaqphAFvAoqnTtQrNtwsfyyQy8+cRZIMf2B9GzIEsmxn:5tFgZB3UESqpeFvAoqTtefyyQypGH2vc

Malware Config

Signatures

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 4 IoCs
  • Blocklisted process makes network request 2 IoCs
  • Checks BIOS information in registry 2 TTPs 8 IoCs

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

  • Drops startup file 1 IoCs
  • Executes dropped EXE 4 IoCs
  • Identifies Wine through registry keys 2 TTPs 4 IoCs

    Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

  • Loads dropped DLL 18 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 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 10 IoCs

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

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Delays execution with timeout.exe 2 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of WriteProcessMemory 63 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\lv.exe
    "C:\Users\Admin\AppData\Local\Temp\lv.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2368
    • C:\Users\Admin\AppData\Local\Temp\New Feature\4_ico.exe
      "C:\Users\Admin\AppData\Local\Temp\New Feature\4_ico.exe"
      2⤵
      • Identifies VirtualBox via ACPI registry values (likely anti-VM)
      • Checks BIOS information in registry
      • Drops startup file
      • Executes dropped EXE
      • Identifies Wine through registry keys
      • Loads dropped DLL
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:1704
      • C:\Users\Admin\AppData\Roaming\Smart Clock\SmartClock.exe
        "C:\Users\Admin\AppData\Roaming\Smart Clock\SmartClock.exe"
        3⤵
        • Identifies VirtualBox via ACPI registry values (likely anti-VM)
        • Checks BIOS information in registry
        • Executes dropped EXE
        • Identifies Wine through registry keys
        • Loads dropped DLL
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: AddClipboardFormatListener
        • Suspicious behavior: EnumeratesProcesses
        PID:2924
    • C:\Users\Admin\AppData\Local\Temp\New Feature\6_ico.exe
      "C:\Users\Admin\AppData\Local\Temp\New Feature\6_ico.exe"
      2⤵
      • Identifies VirtualBox via ACPI registry values (likely anti-VM)
      • Checks BIOS information in registry
      • Executes dropped EXE
      • Identifies Wine through registry keys
      • Loads dropped DLL
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2684
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\system32\cmd.exe" /c rd /s /q C:\ProgramData\gxwrhlmtefb & timeout 2 & del /f /q "C:\Users\Admin\AppData\Local\Temp\New Feature\6_ico.exe"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1456
        • C:\Windows\SysWOW64\timeout.exe
          timeout 2
          4⤵
          • System Location Discovery: System Language Discovery
          • Delays execution with timeout.exe
          PID:292
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\system32\cmd.exe" /c rd /s /q C:\ProgramData\gxwrhlmtefb & timeout 2 & del /f /q "C:\Users\Admin\AppData\Local\Temp\New Feature\6_ico.exe"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1880
        • C:\Windows\SysWOW64\timeout.exe
          timeout 2
          4⤵
          • System Location Discovery: System Language Discovery
          • Delays execution with timeout.exe
          PID:1644
    • C:\Users\Admin\AppData\Local\Temp\New Feature\vpn_ico.exe
      "C:\Users\Admin\AppData\Local\Temp\New Feature\vpn_ico.exe"
      2⤵
      • Identifies VirtualBox via ACPI registry values (likely anti-VM)
      • Checks BIOS information in registry
      • Executes dropped EXE
      • Identifies Wine through registry keys
      • Loads dropped DLL
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • System Location Discovery: System Language Discovery
      • Checks processor information in registry
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2484
      • C:\Windows\SysWOW64\WScript.exe
        "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\dfigiujkc.vbs"
        3⤵
        • Blocklisted process makes network request
        • System Location Discovery: System Language Discovery
        PID:1008

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\gxwrhlmtefb\46173476.txt

    Filesize

    44B

    MD5

    620a02dcf62d02df67945511af870571

    SHA1

    cbd25dbfcaf2a91d8863f4fc65af0fd60ddfbb13

    SHA256

    b2cd6cc5e5cdf9fb04a5919ef8acef5a4bc77105984df8e12f9993e3e8cac5ed

    SHA512

    755722519465a01921013f1d9aeeacb334ae3526d0ac8452629052592773d39ea6df3f3eb0db849e4257ab694b8cfe5df0857355ae76c4e12cd326b218acf376

  • C:\ProgramData\gxwrhlmtefb\8372422.txt

    Filesize

    148B

    MD5

    c672c5ffd1a94b729484cc279d2a8a93

    SHA1

    3e3ce8ad41d3ffe36d461a21ded8fead5d11e88b

    SHA256

    087e2c68049f6d81393d62c9fbca232111ec9e0411f5cc9ab1e718475581eaea

    SHA512

    969821c1ea8ae7b400e0e603326a3eb76ad22c21572a12b34e50f97f174f53456e937872c1a5980f7401d702c56c00ec0c5fa4d9cdc38b7d2c6200037f12aae3

  • C:\ProgramData\gxwrhlmtefb\Files\_INFOR~1.TXT

    Filesize

    110B

    MD5

    58853178819c8671888c3e294ac1f0d1

    SHA1

    87e147a607230a5dc979f9c3ad8109ceb9d57283

    SHA256

    c9a7c3e7cfd5bb4eb6d11cea955b850697b42e2def16b7de7df9736f1cf7d260

    SHA512

    2b7f4c531269d3bcda1500e77ab17cc16ee3f943228340f887fb8159955040f0005958d51b7cfd91deef706acb94dbb49b115c003d706894d40778a84977fe6e

  • C:\ProgramData\gxwrhlmtefb\GB_202~1.ZIP

    Filesize

    257B

    MD5

    6c0a2543aef6db05495165d7efb3f52c

    SHA1

    6fffcb3af2ad20dd788d750ba296e60652fe0253

    SHA256

    b4639dda12307dbe97a71f7c751214d2a067de902c471230a7fbd3e995ee6942

    SHA512

    a3bd89b74ad6b7fcbdd83942ce36aadbba5af73071e7ce71b37436895e5de92227c0d63e258b2c3fff7367a043fb4db4fba7a04c7c236e9c922db1315cee9220

  • C:\Users\Admin\AppData\Local\Temp\ECD0.tmp

    Filesize

    289B

    MD5

    59386c53f2570f0e370e2ece30ccce7a

    SHA1

    b2fe2bc41bc2c07a33ebbc2e3ec6e30229215d69

    SHA256

    3b845724fd74dd2034ec56d4a2ecacc2dd49e0b388bf68f2e9546b9f8fa8065f

    SHA512

    3dd155da349193d5b1c185c52b2bd5b66edcff318d4fb051799523c490f6a95c9da85ab8dc203334b4630c978b0cb6fa70fcc54497e33ea1b9c91f4497541569

  • C:\Users\Admin\AppData\Local\Temp\dfigiujkc.vbs

    Filesize

    133B

    MD5

    0122c655536a5d3633c3dcff5f8f5f67

    SHA1

    0ed93c0d882fcbb972449b3c28e232a4a84febc9

    SHA256

    b54b22489b7a973cd6d4f2bb5ab2e18e1b9346f602708314284638e3ed8bbe65

    SHA512

    862cf5ae62471952e0c2eaae26e6bb308b824ce8fdf004838aae02ce389ab3acbb87dff5b779077657b067a2060335f7dd1972bdfd8d5fc2b786c79491141727

  • \Users\Admin\AppData\Local\Temp\New Feature\4_ico.exe

    Filesize

    1.8MB

    MD5

    da509e5deddf831d53657daa6085ea0a

    SHA1

    f1a38af68df429d77f81a5abbaec373e61dce0b0

    SHA256

    7df6bdb1020248fbb52f6f8c62a8276a95f5d0bec293d21e0e390841cd408e85

    SHA512

    a9af03ab6203bf87cc4165a551426d4b1fd7b40b98405bfe7c542c4f35af5f782192853de8614b9e32eac4cafba52431e080f36cdc2aaa865d110278eed2ec75

  • \Users\Admin\AppData\Local\Temp\New Feature\6_ico.exe

    Filesize

    1.9MB

    MD5

    2eb51d3e2d13e8959ddc71ff8ee3aacd

    SHA1

    a51e336a81b2f908ca64106c6a4f9ab2c506f540

    SHA256

    13ff9c54fa7e2e665141c18d927f6c59ad50d9ae7c47ff4286f9859dfca65a91

    SHA512

    c81f4ae9f0cddb46bcda6878336110852d7fd352a0e2eafa3645e80a6f177ca02984e52440a8204db49db1796277895c7985c922420245324994025e56d15e81

  • \Users\Admin\AppData\Local\Temp\New Feature\vpn_ico.exe

    Filesize

    1.7MB

    MD5

    56ed2b9d99b2f0761afe93f24c562120

    SHA1

    027f049b8e45de59c040b8a9677b00da568abbff

    SHA256

    f8ee05196cc8a9b76ddca11ef3cb9b61d9e697743187c1a8aa37c9a022519f44

    SHA512

    0029b266ed0b44db406b14afc6c6b8714e886f90f379420e790f0d016afca3e8a1469ad9124f38799c6e658b329a38fd460f9f4924ed861e291427e118db7263

  • \Users\Admin\AppData\Local\Temp\nsoB4DF.tmp\UAC.dll

    Filesize

    14KB

    MD5

    adb29e6b186daa765dc750128649b63d

    SHA1

    160cbdc4cb0ac2c142d361df138c537aa7e708c9

    SHA256

    2f7f8fc05dc4fd0d5cda501b47e4433357e887bbfed7292c028d99c73b52dc08

    SHA512

    b28adcccf0c33660fecd6f95f28f11f793dc9988582187617b4c113fb4e6fdad4cf7694cd8c0300a477e63536456894d119741a940dda09b7df3ff0087a7eada

  • memory/1704-23-0x0000000001210000-0x00000000016A1000-memory.dmp

    Filesize

    4.6MB

  • memory/1704-24-0x0000000001210000-0x00000000016A1000-memory.dmp

    Filesize

    4.6MB

  • memory/1704-64-0x0000000000D70000-0x0000000001201000-memory.dmp

    Filesize

    4.6MB

  • memory/1704-21-0x0000000000D70000-0x0000000001201000-memory.dmp

    Filesize

    4.6MB

  • memory/1704-53-0x0000000000AC0000-0x0000000000AD0000-memory.dmp

    Filesize

    64KB

  • memory/1704-22-0x0000000001210000-0x00000000016A1000-memory.dmp

    Filesize

    4.6MB

  • memory/1704-61-0x0000000005D20000-0x00000000061B1000-memory.dmp

    Filesize

    4.6MB

  • memory/1704-63-0x0000000005D20000-0x00000000061B1000-memory.dmp

    Filesize

    4.6MB

  • memory/2368-32-0x0000000002E10000-0x00000000032AF000-memory.dmp

    Filesize

    4.6MB

  • memory/2368-14-0x0000000002E10000-0x00000000032A1000-memory.dmp

    Filesize

    4.6MB

  • memory/2368-15-0x0000000002E10000-0x00000000032A1000-memory.dmp

    Filesize

    4.6MB

  • memory/2484-47-0x0000000000FE0000-0x0000000001452000-memory.dmp

    Filesize

    4.4MB

  • memory/2484-102-0x00000000001B0000-0x0000000000622000-memory.dmp

    Filesize

    4.4MB

  • memory/2484-106-0x0000000000FE0000-0x0000000001452000-memory.dmp

    Filesize

    4.4MB

  • memory/2484-122-0x00000000001B0000-0x0000000000622000-memory.dmp

    Filesize

    4.4MB

  • memory/2484-103-0x0000000000FE0000-0x0000000001452000-memory.dmp

    Filesize

    4.4MB

  • memory/2484-108-0x00000000001B0000-0x0000000000622000-memory.dmp

    Filesize

    4.4MB

  • memory/2484-117-0x00000000001B0000-0x0000000000622000-memory.dmp

    Filesize

    4.4MB

  • memory/2484-45-0x00000000001B0000-0x0000000000622000-memory.dmp

    Filesize

    4.4MB

  • memory/2484-46-0x0000000000FE0000-0x0000000001452000-memory.dmp

    Filesize

    4.4MB

  • memory/2684-33-0x0000000001190000-0x000000000162F000-memory.dmp

    Filesize

    4.6MB

  • memory/2684-75-0x0000000000910000-0x0000000000DAF000-memory.dmp

    Filesize

    4.6MB

  • memory/2684-74-0x0000000001190000-0x000000000162F000-memory.dmp

    Filesize

    4.6MB

  • memory/2684-105-0x0000000001190000-0x000000000162F000-memory.dmp

    Filesize

    4.6MB

  • memory/2684-35-0x0000000000910000-0x0000000000DAF000-memory.dmp

    Filesize

    4.6MB

  • memory/2684-34-0x0000000000910000-0x0000000000DAF000-memory.dmp

    Filesize

    4.6MB

  • memory/2924-112-0x0000000000960000-0x0000000000DF1000-memory.dmp

    Filesize

    4.6MB

  • memory/2924-141-0x0000000000F80000-0x0000000001411000-memory.dmp

    Filesize

    4.6MB

  • memory/2924-110-0x0000000000960000-0x0000000000DF1000-memory.dmp

    Filesize

    4.6MB

  • memory/2924-111-0x0000000000F80000-0x0000000001411000-memory.dmp

    Filesize

    4.6MB

  • memory/2924-72-0x0000000000960000-0x0000000000DF1000-memory.dmp

    Filesize

    4.6MB

  • memory/2924-107-0x0000000000F80000-0x0000000001411000-memory.dmp

    Filesize

    4.6MB

  • memory/2924-71-0x0000000000960000-0x0000000000DF1000-memory.dmp

    Filesize

    4.6MB

  • memory/2924-70-0x0000000000F80000-0x0000000001411000-memory.dmp

    Filesize

    4.6MB

  • memory/2924-73-0x0000000000960000-0x0000000000DF1000-memory.dmp

    Filesize

    4.6MB

  • memory/2924-124-0x0000000000F80000-0x0000000001411000-memory.dmp

    Filesize

    4.6MB

  • memory/2924-140-0x0000000000F80000-0x0000000001411000-memory.dmp

    Filesize

    4.6MB

  • memory/2924-109-0x0000000000960000-0x0000000000DF1000-memory.dmp

    Filesize

    4.6MB

  • memory/2924-142-0x0000000000F80000-0x0000000001411000-memory.dmp

    Filesize

    4.6MB

  • memory/2924-143-0x0000000000F80000-0x0000000001411000-memory.dmp

    Filesize

    4.6MB

  • memory/2924-144-0x0000000000F80000-0x0000000001411000-memory.dmp

    Filesize

    4.6MB

  • memory/2924-145-0x0000000000F80000-0x0000000001411000-memory.dmp

    Filesize

    4.6MB

  • memory/2924-146-0x0000000000F80000-0x0000000001411000-memory.dmp

    Filesize

    4.6MB

  • memory/2924-147-0x0000000000F80000-0x0000000001411000-memory.dmp

    Filesize

    4.6MB

  • memory/2924-148-0x0000000000F80000-0x0000000001411000-memory.dmp

    Filesize

    4.6MB

  • memory/2924-149-0x0000000000F80000-0x0000000001411000-memory.dmp

    Filesize

    4.6MB

  • memory/2924-150-0x0000000000F80000-0x0000000001411000-memory.dmp

    Filesize

    4.6MB

  • memory/2924-151-0x0000000000F80000-0x0000000001411000-memory.dmp

    Filesize

    4.6MB