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Analysis

  • max time kernel
    128s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    24/11/2024, 01:23

General

  • Target

    bfeea47f3d003859626e953eeede19f67a488eef7e2d0389a5c786f7963d01ad.exe

  • Size

    482KB

  • MD5

    dc6c6772f48f2b3f996b77ab0bc29bbe

  • SHA1

    d605c1dc9c5bc4656b59e465142c1842fc66ec9d

  • SHA256

    bfeea47f3d003859626e953eeede19f67a488eef7e2d0389a5c786f7963d01ad

  • SHA512

    36ffda905d9c522a60c65f00a15bdbf3209b5b6b22a1377203d986c019740e7c25c812dd6650b48ad66c70edb2ba4273341a1b14cacfee08a4332e976574ffae

  • SSDEEP

    12288:vUi2iNf4iDBfgew83Kh+wcUJMIs1AX3qZ/gyQBzt:vUi1aiDaE6hUUJX92zUt

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.privateemail.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Everest10

Signatures

  • AgentTesla

    Agent Tesla is a remote access tool (RAT) written in visual basic.

  • Agenttesla family
  • AgentTesla payload 5 IoCs
  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 3 TTPs

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

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bfeea47f3d003859626e953eeede19f67a488eef7e2d0389a5c786f7963d01ad.exe
    "C:\Users\Admin\AppData\Local\Temp\bfeea47f3d003859626e953eeede19f67a488eef7e2d0389a5c786f7963d01ad.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1708
    • C:\Users\Admin\AppData\Local\Temp\bfeea47f3d003859626e953eeede19f67a488eef7e2d0389a5c786f7963d01ad.exe
      "C:\Users\Admin\AppData\Local\Temp\bfeea47f3d003859626e953eeede19f67a488eef7e2d0389a5c786f7963d01ad.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:2852

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/1708-0-0x00000000740FE000-0x00000000740FF000-memory.dmp

    Filesize

    4KB

  • memory/1708-1-0x00000000010E0000-0x000000000115E000-memory.dmp

    Filesize

    504KB

  • memory/1708-2-0x00000000740F0000-0x00000000747DE000-memory.dmp

    Filesize

    6.9MB

  • memory/1708-3-0x00000000004A0000-0x00000000004AE000-memory.dmp

    Filesize

    56KB

  • memory/1708-4-0x00000000740FE000-0x00000000740FF000-memory.dmp

    Filesize

    4KB

  • memory/1708-5-0x00000000740F0000-0x00000000747DE000-memory.dmp

    Filesize

    6.9MB

  • memory/1708-6-0x0000000004DD0000-0x0000000004E2E000-memory.dmp

    Filesize

    376KB

  • memory/1708-22-0x00000000740F0000-0x00000000747DE000-memory.dmp

    Filesize

    6.9MB

  • memory/2852-17-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/2852-19-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/2852-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2852-15-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/2852-8-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/2852-11-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/2852-9-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/2852-20-0x00000000740F0000-0x00000000747DE000-memory.dmp

    Filesize

    6.9MB

  • memory/2852-21-0x00000000740F0000-0x00000000747DE000-memory.dmp

    Filesize

    6.9MB

  • memory/2852-7-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/2852-23-0x00000000740F0000-0x00000000747DE000-memory.dmp

    Filesize

    6.9MB

  • memory/2852-24-0x00000000740F0000-0x00000000747DE000-memory.dmp

    Filesize

    6.9MB