Analysis

  • max time kernel
    120s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    13-04-2024 15:53

General

  • Target

    PO No. 44 Master Group Trading & Contracting.exe

  • Size

    815KB

  • MD5

    77fceb05a851e129ceac74ad35a49669

  • SHA1

    9b2d4653f5aa38a9fc64e0eca19268e4da547b79

  • SHA256

    dafe6d74868c243d4f818aab7c3f8d5d95b7d69aa1492e34e1e38d80d15e1532

  • SHA512

    e818dce4d5f7f323148dea9a0dea3e77f8bfdc2e3010735fd97d45e8a69ee3c1f2b658f142bd47e3ca2833307486555a6464f39a0e3169b8294c0d540a9df4f9

  • SSDEEP

    24576:PRuoOBrBlsQJKlQA3fqRCAL3V6wREYy9mE:PL0Bld6QA3S0ALlbREYy9m

Malware Config

Signatures

  • Detect Neshta payload 6 IoCs
  • Neshta

    Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.

  • Loads dropped DLL 1 IoCs
  • Modifies system executable filetype association 2 TTPs 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PO No. 44 Master Group Trading & Contracting.exe
    "C:\Users\Admin\AppData\Local\Temp\PO No. 44 Master Group Trading & Contracting.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1412
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\PO No. 44 Master Group Trading & Contracting.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1560
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\QxvrCwK.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2924
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\QxvrCwK" /XML "C:\Users\Admin\AppData\Local\Temp\tmpDC3B.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:3024
    • C:\Users\Admin\AppData\Local\Temp\PO No. 44 Master Group Trading & Contracting.exe
      "C:\Users\Admin\AppData\Local\Temp\PO No. 44 Master Group Trading & Contracting.exe"
      2⤵
      • Loads dropped DLL
      • Modifies system executable filetype association
      • Drops file in Program Files directory
      • Drops file in Windows directory
      • Modifies registry class
      PID:2600

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\MSOCache\ALLUSE~1\{9A861~1\ose.exe

    Filesize

    186KB

    MD5

    e33fd58013493b59b3dfddb983a37927

    SHA1

    887015c06a5ae1d10d890bceeb6c1f9a95e27a72

    SHA256

    a63ed28f75de225b0ec2020c253f9cb397a7282812d6aa6bb9d47d8dc4548b39

    SHA512

    5e25bdf22997367c828454eda5f3f4a51c11f8c7fd5c26cbe00d8a339652df9c48fb8bfec2754977ffa82e55dd1de1421765d88c06617cc9360e92332f052371

  • C:\Users\Admin\AppData\Local\Temp\tmpDC3B.tmp

    Filesize

    1KB

    MD5

    b56deda3cff596b14e58e03885176894

    SHA1

    aedcbb73c79ea1612ac5282b4368165491baf66c

    SHA256

    135d6f047332b04f1dba23f94b9bb472f6380691fd5d905c06ca4cdced3516b8

    SHA512

    52533fdbcb245b7353fbc4a5847d15d0fbb0a977eda69b717684c729700dac13426ea3c58bd82d2b40919e769cfad258f36154ae39f7c13025c0f6b2947fbf32

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\VVSRMTA25G0X68HY2V9I.temp

    Filesize

    7KB

    MD5

    977b5692f8fed77825c3aff5c97f8615

    SHA1

    104af5061c338992a3738c3c4541058aa4b9ab16

    SHA256

    6a4021d2b37ae11184e90501f9622852a4cfd346eb4928d75872e7b249304e46

    SHA512

    f3e2c0399f276588cad972fe70b9737e663de89b73b9563814adbd2b95d306ab7d3a48b6f64f4981f06db6043ad8e22c3f10f78cbaad826ed2026e84bfdfdff3

  • C:\Users\Admin\AppData\Roaming\QxvrCwK.exe

    Filesize

    815KB

    MD5

    77fceb05a851e129ceac74ad35a49669

    SHA1

    9b2d4653f5aa38a9fc64e0eca19268e4da547b79

    SHA256

    dafe6d74868c243d4f818aab7c3f8d5d95b7d69aa1492e34e1e38d80d15e1532

    SHA512

    e818dce4d5f7f323148dea9a0dea3e77f8bfdc2e3010735fd97d45e8a69ee3c1f2b658f142bd47e3ca2833307486555a6464f39a0e3169b8294c0d540a9df4f9

  • \PROGRA~2\Adobe\READER~1.0\Reader\LOGTRA~1.EXE

    Filesize

    252KB

    MD5

    9e2b9928c89a9d0da1d3e8f4bd96afa7

    SHA1

    ec66cda99f44b62470c6930e5afda061579cde35

    SHA256

    8899b4ed3446b7d55b54defbc1acb7c5392a4b3bc8ec2cdc7c31171708965043

    SHA512

    2ca5ad1d0e12a8049de885b90b7f56fe77c868e0d6dae4ec4b6f3bc0bf7b2e73295cc9b1328c2b45357ffb0d7804622ab3f91a56140b098e93b691032d508156

  • memory/1412-4-0x0000000000310000-0x0000000000318000-memory.dmp

    Filesize

    32KB

  • memory/1412-6-0x0000000000600000-0x000000000068C000-memory.dmp

    Filesize

    560KB

  • memory/1412-5-0x0000000000430000-0x000000000043C000-memory.dmp

    Filesize

    48KB

  • memory/1412-0-0x0000000000940000-0x0000000000A12000-memory.dmp

    Filesize

    840KB

  • memory/1412-3-0x00000000002F0000-0x000000000030C000-memory.dmp

    Filesize

    112KB

  • memory/1412-2-0x0000000004DB0000-0x0000000004DF0000-memory.dmp

    Filesize

    256KB

  • memory/1412-1-0x0000000073EE0000-0x00000000745CE000-memory.dmp

    Filesize

    6.9MB

  • memory/1412-39-0x0000000073EE0000-0x00000000745CE000-memory.dmp

    Filesize

    6.9MB

  • memory/1560-22-0x000000006E4A0000-0x000000006EA4B000-memory.dmp

    Filesize

    5.7MB

  • memory/1560-49-0x000000006E4A0000-0x000000006EA4B000-memory.dmp

    Filesize

    5.7MB

  • memory/1560-36-0x0000000001F00000-0x0000000001F40000-memory.dmp

    Filesize

    256KB

  • memory/1560-32-0x0000000001F00000-0x0000000001F40000-memory.dmp

    Filesize

    256KB

  • memory/2600-31-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2600-37-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2600-27-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2600-35-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2600-126-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2600-26-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2600-124-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2600-21-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2600-19-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2600-29-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2600-25-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2600-38-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2600-40-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2600-24-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2924-23-0x0000000002500000-0x0000000002540000-memory.dmp

    Filesize

    256KB

  • memory/2924-50-0x000000006E4A0000-0x000000006EA4B000-memory.dmp

    Filesize

    5.7MB

  • memory/2924-28-0x000000006E4A0000-0x000000006EA4B000-memory.dmp

    Filesize

    5.7MB

  • memory/2924-20-0x000000006E4A0000-0x000000006EA4B000-memory.dmp

    Filesize

    5.7MB

  • memory/2924-30-0x0000000002500000-0x0000000002540000-memory.dmp

    Filesize

    256KB

  • memory/2924-34-0x0000000002500000-0x0000000002540000-memory.dmp

    Filesize

    256KB