Analysis

  • max time kernel
    169s
  • max time network
    166s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/12/2023, 06:42

General

  • Target

    0c5ba058f68f12cc55caa6c5f60533d7.exe

  • Size

    924KB

  • MD5

    0c5ba058f68f12cc55caa6c5f60533d7

  • SHA1

    27ef3d9cc808d24f8b195d88236915a1526f7d1f

  • SHA256

    e042430059b0a9fb5fe4f2bdd38fa0a138b6f46ee86072ca2382b2df8c117710

  • SHA512

    094828fcbb5bbe6659594730823d1f03670b12653260b2a5b850fc10e74be5537d680216432f7a08f1cf258d7bfbed37f3fc9fdbea4d7134d0f0a63e1edcb905

  • SSDEEP

    24576:1YfYB6zV9pbAbVMRAn4vRDrSDLD6QmXI8E7wxnX:136mw84JDr2D7m4zUdX

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Drops file in Program Files directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0c5ba058f68f12cc55caa6c5f60533d7.exe
    "C:\Users\Admin\AppData\Local\Temp\0c5ba058f68f12cc55caa6c5f60533d7.exe"
    1⤵
    • Checks computer location settings
    • Drops file in Program Files directory
    • Suspicious use of WriteProcessMemory
    PID:1400
    • C:\program files\common files\microsoft shared\msinfo\Server_Setup.exe
      "C:\program files\common files\microsoft shared\msinfo\Server_Setup.exe"
      2⤵
      • Executes dropped EXE
      PID:948

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program Files\Common Files\microsoft shared\MSInfo\Server_Setup.exe

    Filesize

    323KB

    MD5

    29342671dc0a818b3be4bed2e73a08dc

    SHA1

    2aa134455e85ccfa31ee553fc778f67630f9d8dc

    SHA256

    4107b5b053818bc7d554d37e53ec12d963db554599ff89e67635a4da0b3a0af2

    SHA512

    59910be1348a2ff96e243d3df2853f784a0575bf9e4497c1ad36bb1977079aa01c7ca96fce7ecd0a86b2519cd56cec75f8819ec5c9a6ecec75a7b671ad816952

  • C:\Program Files\Common Files\microsoft shared\MSInfo\Server_Setup.exe

    Filesize

    381KB

    MD5

    71ba45b36617ede94c4a70ac37112926

    SHA1

    7d3127f4a206b2c95a9f7be369b1ebb44d82fd12

    SHA256

    3efacc33a216a447f5dd8a40af5b3a5a2fd3002c8a1a0d4a22b6a9068be20746

    SHA512

    553116faf250691bec2c9fea07bdcaf022fe3ad976c9c3c692ea252c89defdf3d525a14c84a9fee8da04ed1e5e84ef3b754a1130ba92b78c5ce457d6604646d4

  • C:\program files\common files\microsoft shared\msinfo\Server_Setup.exe

    Filesize

    65KB

    MD5

    ab6a2c2a0edcf74d951a5f7fd910c47c

    SHA1

    4f9a278ce8b7ef0ef29baa655c77f4c5935615d8

    SHA256

    887bd8035da94389ad15c2a984e6582be817d1913ad51e257c85a50a419d32c8

    SHA512

    041674cc057d8d3afa04ec7070026271b177cf15ef7ad99991dcd03714a8e5d9ad528e88ced15fff1d7b2ab4efd7004d3896f6f58d81602ded38e70e7826a098

  • memory/948-51-0x0000000000400000-0x00000000005AC000-memory.dmp

    Filesize

    1.7MB

  • memory/1400-22-0x00000000024D0000-0x00000000024D1000-memory.dmp

    Filesize

    4KB

  • memory/1400-0-0x0000000000400000-0x00000000004F1000-memory.dmp

    Filesize

    964KB

  • memory/1400-34-0x0000000002290000-0x0000000002291000-memory.dmp

    Filesize

    4KB

  • memory/1400-36-0x00000000034E0000-0x00000000034E1000-memory.dmp

    Filesize

    4KB

  • memory/1400-35-0x00000000034F0000-0x00000000034F1000-memory.dmp

    Filesize

    4KB

  • memory/1400-33-0x00000000006C0000-0x00000000006C1000-memory.dmp

    Filesize

    4KB

  • memory/1400-32-0x0000000003540000-0x0000000003541000-memory.dmp

    Filesize

    4KB

  • memory/1400-30-0x00000000034A0000-0x00000000034A4000-memory.dmp

    Filesize

    16KB

  • memory/1400-31-0x00000000024A0000-0x00000000024A1000-memory.dmp

    Filesize

    4KB

  • memory/1400-29-0x0000000003530000-0x0000000003531000-memory.dmp

    Filesize

    4KB

  • memory/1400-28-0x0000000003500000-0x0000000003501000-memory.dmp

    Filesize

    4KB

  • memory/1400-27-0x00000000025D0000-0x00000000025D1000-memory.dmp

    Filesize

    4KB

  • memory/1400-26-0x0000000002570000-0x0000000002571000-memory.dmp

    Filesize

    4KB

  • memory/1400-25-0x0000000002580000-0x0000000002581000-memory.dmp

    Filesize

    4KB

  • memory/1400-24-0x00000000025A0000-0x00000000025A1000-memory.dmp

    Filesize

    4KB

  • memory/1400-23-0x00000000025C0000-0x00000000025C1000-memory.dmp

    Filesize

    4KB

  • memory/1400-19-0x0000000002530000-0x0000000002531000-memory.dmp

    Filesize

    4KB

  • memory/1400-21-0x0000000002550000-0x0000000002551000-memory.dmp

    Filesize

    4KB

  • memory/1400-37-0x00000000034D0000-0x00000000034D1000-memory.dmp

    Filesize

    4KB

  • memory/1400-20-0x0000000002520000-0x0000000002521000-memory.dmp

    Filesize

    4KB

  • memory/1400-15-0x00000000024E0000-0x00000000024E1000-memory.dmp

    Filesize

    4KB

  • memory/1400-17-0x00000000024C0000-0x00000000024C1000-memory.dmp

    Filesize

    4KB

  • memory/1400-16-0x0000000002540000-0x0000000002541000-memory.dmp

    Filesize

    4KB

  • memory/1400-18-0x00000000024B0000-0x00000000024B1000-memory.dmp

    Filesize

    4KB

  • memory/1400-14-0x0000000002510000-0x0000000002511000-memory.dmp

    Filesize

    4KB

  • memory/1400-13-0x00000000034B0000-0x00000000034B2000-memory.dmp

    Filesize

    8KB

  • memory/1400-12-0x0000000002490000-0x0000000002491000-memory.dmp

    Filesize

    4KB

  • memory/1400-11-0x00000000034C0000-0x00000000034C1000-memory.dmp

    Filesize

    4KB

  • memory/1400-10-0x0000000002460000-0x0000000002461000-memory.dmp

    Filesize

    4KB

  • memory/1400-6-0x00000000022A0000-0x00000000022A1000-memory.dmp

    Filesize

    4KB

  • memory/1400-5-0x0000000002410000-0x0000000002411000-memory.dmp

    Filesize

    4KB

  • memory/1400-4-0x0000000002480000-0x0000000002481000-memory.dmp

    Filesize

    4KB

  • memory/1400-3-0x0000000002430000-0x0000000002431000-memory.dmp

    Filesize

    4KB

  • memory/1400-38-0x0000000003520000-0x0000000003521000-memory.dmp

    Filesize

    4KB

  • memory/1400-48-0x0000000000400000-0x00000000004F1000-memory.dmp

    Filesize

    964KB

  • memory/1400-9-0x0000000002470000-0x0000000002471000-memory.dmp

    Filesize

    4KB

  • memory/1400-50-0x00000000022B0000-0x0000000002304000-memory.dmp

    Filesize

    336KB

  • memory/1400-2-0x0000000002450000-0x0000000002451000-memory.dmp

    Filesize

    4KB

  • memory/1400-1-0x00000000022B0000-0x0000000002304000-memory.dmp

    Filesize

    336KB