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Analysis

  • max time kernel
    127s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    14/01/2025, 01:40

General

  • Target

    231307dcdf9a0fc4b7b34855e44b7218f582f49b16ddb4ad55fad063afa74f24.exe

  • Size

    4.7MB

  • MD5

    6b4d9f1261c4f6e9323b9d2e74cd7b73

  • SHA1

    0947ef1b7665232105e39da8074144eca780d98a

  • SHA256

    231307dcdf9a0fc4b7b34855e44b7218f582f49b16ddb4ad55fad063afa74f24

  • SHA512

    28f38ccf90ed368405fb204160a3648595d4c029fe6a319ead72a2d87d67b53403a63af0ef664a480de73ba013ee5f9d640cb3290d7f6aa20c19c61a48833ba6

  • SSDEEP

    49152:j6oZF80z1e3Nuo5UonKzwjHP7iF0u3xl9hCY:vZFR1ykfoK8z7/aVD

Malware Config

Extracted

Family

agenttesla

Credentials

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 9 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\231307dcdf9a0fc4b7b34855e44b7218f582f49b16ddb4ad55fad063afa74f24.exe
    "C:\Users\Admin\AppData\Local\Temp\231307dcdf9a0fc4b7b34855e44b7218f582f49b16ddb4ad55fad063afa74f24.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2660
    • C:\Users\Admin\AppData\Local\Temp\231307dcdf9a0fc4b7b34855e44b7218f582f49b16ddb4ad55fad063afa74f24.exe
      "C:\Users\Admin\AppData\Local\Temp\231307dcdf9a0fc4b7b34855e44b7218f582f49b16ddb4ad55fad063afa74f24.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:2544

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2544-17-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/2544-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2544-26-0x0000000074830000-0x0000000074F1E000-memory.dmp

    Filesize

    6.9MB

  • memory/2544-25-0x0000000074830000-0x0000000074F1E000-memory.dmp

    Filesize

    6.9MB

  • memory/2544-24-0x0000000074830000-0x0000000074F1E000-memory.dmp

    Filesize

    6.9MB

  • memory/2544-22-0x0000000074830000-0x0000000074F1E000-memory.dmp

    Filesize

    6.9MB

  • memory/2544-19-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/2544-21-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/2544-8-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/2544-10-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/2544-13-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/2544-11-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/2660-1-0x0000000000B60000-0x0000000001012000-memory.dmp

    Filesize

    4.7MB

  • memory/2660-7-0x0000000004770000-0x00000000047BA000-memory.dmp

    Filesize

    296KB

  • memory/2660-6-0x0000000005F80000-0x0000000005FFE000-memory.dmp

    Filesize

    504KB

  • memory/2660-0-0x000000007483E000-0x000000007483F000-memory.dmp

    Filesize

    4KB

  • memory/2660-5-0x0000000074830000-0x0000000074F1E000-memory.dmp

    Filesize

    6.9MB

  • memory/2660-23-0x0000000074830000-0x0000000074F1E000-memory.dmp

    Filesize

    6.9MB

  • memory/2660-4-0x000000007483E000-0x000000007483F000-memory.dmp

    Filesize

    4KB

  • memory/2660-3-0x00000000006A0000-0x00000000006C2000-memory.dmp

    Filesize

    136KB

  • memory/2660-2-0x0000000074830000-0x0000000074F1E000-memory.dmp

    Filesize

    6.9MB