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Analysis

  • max time kernel
    149s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/01/2024, 01:25

General

  • Target

    b739916a350dbe762d16ff43b5e0b10ba8b334f9f6399d6bcec33a11cd5ce885.exe

  • Size

    644KB

  • MD5

    84eda553afa59a4d8c4a13957cfa4e24

  • SHA1

    d73b0edf4d3a133c48695f8f39dc4c1532aba434

  • SHA256

    b739916a350dbe762d16ff43b5e0b10ba8b334f9f6399d6bcec33a11cd5ce885

  • SHA512

    9f890614b874db0e0aab5d1cc06a86c9dcd72b957943e6ad0afb2375affdd795e9de4afc441d5e5e88f3d5c7e375d3a546ae6904649b842990e8c91af76f19a5

  • SSDEEP

    12288:wvbxyFpPkojTJKUI2CYwhiIgREza9QLUD+QJxv9NINj+w49Di:uopFsKhuhgOY9jxv9No+T9u

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    cp5ua.hyperhost.ua
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    7213575aceACE@#

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • 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 2 TTPs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b739916a350dbe762d16ff43b5e0b10ba8b334f9f6399d6bcec33a11cd5ce885.exe
    "C:\Users\Admin\AppData\Local\Temp\b739916a350dbe762d16ff43b5e0b10ba8b334f9f6399d6bcec33a11cd5ce885.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2208
    • C:\Users\Admin\AppData\Local\Temp\b739916a350dbe762d16ff43b5e0b10ba8b334f9f6399d6bcec33a11cd5ce885.exe
      "C:\Users\Admin\AppData\Local\Temp\b739916a350dbe762d16ff43b5e0b10ba8b334f9f6399d6bcec33a11cd5ce885.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1096

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\b739916a350dbe762d16ff43b5e0b10ba8b334f9f6399d6bcec33a11cd5ce885.exe.log

    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • memory/1096-10-0x0000000000400000-0x0000000000444000-memory.dmp

    Filesize

    272KB

  • memory/1096-19-0x0000000005890000-0x00000000058A0000-memory.dmp

    Filesize

    64KB

  • memory/1096-18-0x0000000074640000-0x0000000074DF0000-memory.dmp

    Filesize

    7.7MB

  • memory/1096-17-0x00000000065B0000-0x0000000006600000-memory.dmp

    Filesize

    320KB

  • memory/1096-14-0x0000000005890000-0x00000000058A0000-memory.dmp

    Filesize

    64KB

  • memory/1096-16-0x0000000005910000-0x0000000005976000-memory.dmp

    Filesize

    408KB

  • memory/1096-13-0x0000000074640000-0x0000000074DF0000-memory.dmp

    Filesize

    7.7MB

  • memory/2208-4-0x0000000004E50000-0x0000000004E60000-memory.dmp

    Filesize

    64KB

  • memory/2208-9-0x000000000AD60000-0x000000000ADFC000-memory.dmp

    Filesize

    624KB

  • memory/2208-8-0x0000000008550000-0x00000000085CE000-memory.dmp

    Filesize

    504KB

  • memory/2208-7-0x0000000005010000-0x000000000501E000-memory.dmp

    Filesize

    56KB

  • memory/2208-6-0x0000000005000000-0x0000000005012000-memory.dmp

    Filesize

    72KB

  • memory/2208-5-0x0000000004DB0000-0x0000000004DBA000-memory.dmp

    Filesize

    40KB

  • memory/2208-15-0x0000000074640000-0x0000000074DF0000-memory.dmp

    Filesize

    7.7MB

  • memory/2208-1-0x0000000074640000-0x0000000074DF0000-memory.dmp

    Filesize

    7.7MB

  • memory/2208-3-0x0000000004C00000-0x0000000004C92000-memory.dmp

    Filesize

    584KB

  • memory/2208-2-0x0000000005260000-0x0000000005804000-memory.dmp

    Filesize

    5.6MB

  • memory/2208-0-0x0000000000190000-0x0000000000236000-memory.dmp

    Filesize

    664KB