Overview

overview

10

Static

static

3

eb9317747d...0d.exe

windows7-x64

10

eb9317747d...0d.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    121s
  • max time network
    146s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    28-03-2024 04:00

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General

  • Target

    eb9317747dfd34d2f41cf90640de4d7c37211fba1f52b25f34de5c7389ab7d0d.exe

  • Size

    8.3MB

  • MD5

    34b21663dcf4837afbbb4265a101085f

  • SHA1

    59d5d64e43fe90448746af582cd0a48a4add34bf

  • SHA256

    eb9317747dfd34d2f41cf90640de4d7c37211fba1f52b25f34de5c7389ab7d0d

  • SHA512

    c4bfaf3fdf6565539462c70b7a60fd63a30477308fbfc5095880c7cd4b1d9f923d4b07bcb45a3224416152624a22a3d6102051583a141577728730b8269a17d9

  • SSDEEP

    49152:t/GUxi03zDWi26fs2cWDAbcl7jkv4+9Ry4kjCzj:t/GUT0uDhEv4n4Ma

Score
10/10
chinese_generic_botnetbotnet

Malware Config

Signatures

  • Generic Chinese Botnet

    A botnet originating from China which is currently unnamed publicly.

    botnetchinese_generic_botnet
  • Chinese Botnet payload 1 IoCs
    botnet
  • Executes dropped EXE 2 IoCs
  • Enumerates connected drives 3 TTPs 22 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Program Files directory 2 IoCs
  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\eb9317747dfd34d2f41cf90640de4d7c37211fba1f52b25f34de5c7389ab7d0d.exe
    "C:\Users\Admin\AppData\Local\Temp\eb9317747dfd34d2f41cf90640de4d7c37211fba1f52b25f34de5c7389ab7d0d.exe"
    1⤵
    • Enumerates connected drives
    • Drops file in Program Files directory
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: RenamesItself
    • Suspicious use of SetWindowsHookEx
    PID:2236
  • C:\Program Files (x86)\Uoiksum.exe
    "C:\Program Files (x86)\Uoiksum.exe"
    1⤵
    • Executes dropped EXE
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2392
    • C:\Program Files (x86)\Uoiksum.exe
      "C:\Program Files (x86)\Uoiksum.exe" Win7
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetWindowsHookEx
      PID:1612

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

  • C:\Program Files (x86)\Uoiksum.exe
    Filesize

    4.4MB

    MD5

    8a7eb60525c0d0cb3440d784e50db751

    SHA1

    76feebdf9ae67b9b8737b97670923f3974798397

    SHA256

    2c4c8f1e27e951dd87fbbf34e13acc06495b479a9c4deae3ae484de5aad113e9

    SHA512

    133c35d5b6e64cc28dbd1f009d2a027c08d9fab595fc4b6ff7a455e5f7ae45201e2da09ec25e409fc9cf278587ca787d5b167a82e0acd6d8049db85e145a21db

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  • C:\Program Files (x86)\Uoiksum.exe
    Filesize

    4.5MB

    MD5

    6f10b57f7ce98946f38572aa75c43021

    SHA1

    2b05a70d20b4709ef1f786079bf896dfd34da36a

    SHA256

    5d6c73122c560b7477cf9de324201325475368c8e9cd5127af0db5897bc5413c

    SHA512

    d08ceae3578dd165a67cf787bf104affa7440a16e536224bdf1a57deee85832d5bd3d5b8d7d3cb23c644a3f3f916eecc10ee402f78dccfc1e65d5c415ae1cd8d

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  • C:\Program Files (x86)\Uoiksum.exe
    Filesize

    5.8MB

    MD5

    a47dcba3c7f73992a7e89154cf8a818f

    SHA1

    e0963cff1fbe960d9ed7f90689ad04e32b23222e

    SHA256

    a9e522afa7757b8224691d5356bf50f5e72d62861a0cf0f7dae10682164c83b5

    SHA512

    68e5056ab1db30b5f22d7202ad627389b0c7982e100167153ae1cfa642c8c88b720b9be8578235da5d4a619b365c36eb91d37c21dbc6bacf7acd69a69227b9c7

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  • memory/2236-0-0x0000000010000000-0x000000001001F000-memory.dmp
    Filesize

    124KB

    Download