Resubmissions

22-09-2021 14:12

210922-rh4yasfecj 10

Analysis

  • max time kernel
    1800s
  • max time network
    1560s
  • platform
    windows7_x64
  • resource
    win7-20240215-en
  • resource tags

    arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
  • submitted
    14-04-2024 14:47

General

  • Target

    d7a6495589f3f791fe1a074c64922c17979229a79e5f0a57046254d9fd712eee.exe

  • Size

    434KB

  • MD5

    abac8b5fb6a305939c7ac38ea06666bd

  • SHA1

    b42bbb582a8bbf08e865e5181dba0f67c659763e

  • SHA256

    d7a6495589f3f791fe1a074c64922c17979229a79e5f0a57046254d9fd712eee

  • SHA512

    287e06f2ba0a071fb4cb0a62f127cd38c47225d0808fb685773eeb132bb9d7de06a401bab7d86714785cee04b27c40e93eeae7ade2eab1f5d200188b477671da

  • SSDEEP

    12288:rXPcLcbGfVylwG/ZDCK/ScBXo8TsyMkKMY8m7WOK95OTTsx/SA/WegYfdNbrqnuw:rXh6XcBXo8TsL8Y8m4OTTySA/DrfdNbS

Score
10/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Looks up external IP address via web service 2 IoCs

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

  • Uses Tor communications 1 TTPs

    Malware can proxy its traffic through Tor for more anonymity.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d7a6495589f3f791fe1a074c64922c17979229a79e5f0a57046254d9fd712eee.exe
    "C:\Users\Admin\AppData\Local\Temp\d7a6495589f3f791fe1a074c64922c17979229a79e5f0a57046254d9fd712eee.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1756
    • C:\Users\Admin\AppData\Local\Temp\GetX64BTIT.exe
      "C:\Users\Admin\AppData\Local\Temp\GetX64BTIT.exe"
      2⤵
      • Executes dropped EXE
      PID:2256

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\x64btit.txt

    Filesize

    28B

    MD5

    66d1c1490166a684cc950533ea3afca1

    SHA1

    cecf634b2b1a0f372dc8f13cc25157a90e4afd11

    SHA256

    3243d1d932717cb2da944dbbe69880692f99920d91b2f841c04ded7ccfa69764

    SHA512

    661840b5d3129e3ec2f43efac773760cd80f5d5025236756c0f53e8f7ff6d491bc8063ea83befd24af9c84afd97249756d584b38b734813528b4f65495e8f8e6

  • \Users\Admin\AppData\Local\Temp\GetX64BTIT.exe

    Filesize

    3KB

    MD5

    b4cd27f2b37665f51eb9fe685ec1d373

    SHA1

    7f08febf0fdb7fc9f8bf35a10fb11e7de431abe0

    SHA256

    91f1023142b7babf6ff75dad984c2a35bde61dc9e61f45483f4b65008576d581

    SHA512

    e025f65224d78f5fd0abebe281ac0d44a385b2641e367cf39eed6aefada20a112ac47f94d7febc4424f1db6a6947bac16ff83ef93a8d745b3cddfdbe64c49a1e

  • memory/1756-7-0x0000000010000000-0x0000000010016000-memory.dmp

    Filesize

    88KB

  • memory/1756-9-0x0000000000170000-0x000000000018F000-memory.dmp

    Filesize

    124KB