Analysis

  • max time kernel
    14s
  • max time network
    20s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    10-11-2024 01:34

General

  • Target

    0bae792fe7828239644c10544d46b418e2f2659b2a6d0b2ab6fbc6045751cddb.exe

  • Size

    4.8MB

  • MD5

    a37506a8d12cece47211ccf785e517d6

  • SHA1

    960a2288894fbf247e450d4e6a27171cd7b995d5

  • SHA256

    0bae792fe7828239644c10544d46b418e2f2659b2a6d0b2ab6fbc6045751cddb

  • SHA512

    1bcb02ac7bdad83608e9aab296dc21704032f1b88cf8b62500876f15f683d201df619ab4294864ea0eb4650a28114c78f2de9d01ef9f391a691bfa10ae93f1bb

  • SSDEEP

    98304:AVeM4VwHuokyft8PGcx2HynIiprw0F80XZNfB:mAVwdkx2SnIe84NfB

Malware Config

Signatures

  • Loads dropped DLL 2 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • Drops file in Program Files directory 2 IoCs
  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

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

  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0bae792fe7828239644c10544d46b418e2f2659b2a6d0b2ab6fbc6045751cddb.exe
    "C:\Users\Admin\AppData\Local\Temp\0bae792fe7828239644c10544d46b418e2f2659b2a6d0b2ab6fbc6045751cddb.exe"
    1⤵
    • Loads dropped DLL
    • Writes to the Master Boot Record (MBR)
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2388
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2388 -s 696
      2⤵
      • Program crash
      PID:2976

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\lds_setup.log

    Filesize

    786B

    MD5

    3f146f1c01b996d556528c0472a20da5

    SHA1

    e40f6bb69241c9a849c7586ab8f298e7d6ee195e

    SHA256

    35b3a9e6a19a17dc97a210ae97d2886dbc443ed1ba6159c409b81915f3f4b296

    SHA512

    b56251a23eefbc4c01e7c07e9d05f8a670665cbebea6e3675bab9ac3cb783f90e1e9bd7d6315a2d95337ed339e1d5139487b82b0fc43c1964f4b2e6419c5057c

  • \Users\Admin\AppData\Local\Temp\{CD16320B-B7A5-4252-9E86-CD8C0698DFA9}.tmp\7z.dll

    Filesize

    1.1MB

    MD5

    2888126384d873cc49af32bbe34bb296

    SHA1

    fe74877bcaec93c7d67dab2ce8c86cfc38402d22

    SHA256

    aba19501a8033495664879e09e60e4788537d387cf038fa8769e5b178bccdcb4

    SHA512

    f283b721b27d85fbc7a4e1e91ab1683da0c3888f632873625c4c2b48caa170471aaa84e107230988f615d3f43e40a640607d6e6f641aed59788dee441801748a

  • \Users\Admin\AppData\Local\Temp\{D2D0F3FD-2F50-45e0-A2A8-6C28B6110BC1}.tmp\NetBridge.dll

    Filesize

    231KB

    MD5

    9d145902fb5b9a6da62ac85761434e31

    SHA1

    c817d77f59e3767d75cf5f5298d6b5711308f7e5

    SHA256

    98d795d55329b1057f4fd590468e648a8c34b620207fd9a0a6953f3e98d1ea43

    SHA512

    bbb3109bcd5ded909bfdaeb7f4f006fc5928a9bc501bad5ae8ba9805bc0d924a2c4da8bbd215480db936d663852abd9b0435fa241a40224a4cd93c4b7aff79a9

  • memory/2388-39-0x0000000000610000-0x0000000000611000-memory.dmp

    Filesize

    4KB