Analysis

  • max time kernel
    142s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231127-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-12-2023 09:16

General

  • Target

    021dde3d8e8f0c8fa2fec8760b0f6e29d85bf2beb3a9c49902f20fc4ed462002.exe

  • Size

    714KB

  • MD5

    05e7f056cc047a522cc2f1593a7f1c4a

  • SHA1

    2129143fea7010a8cf120629da20f4e8e8ffeada

  • SHA256

    021dde3d8e8f0c8fa2fec8760b0f6e29d85bf2beb3a9c49902f20fc4ed462002

  • SHA512

    c7b68cc72c7a9446e5f5054eedc28e0b3d66f01976df5bafd8a30217360c54cb8d932b46ca28d5905bea945e5c95e55c17e81f01003805bcbff7969868b2698a

  • SSDEEP

    12288:T0dII+Ld/YsbZ2MenfeVNrBfpz4dkyYm+Cv+73qTtW:T0C9YCKeVNrBfpQkLmzO8

Malware Config

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    ftp.aksumer.com
  • Port:
    21
  • Username:
    aksumerc
  • Password:
    211116.kS*-

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.aksumer.com
  • Port:
    21
  • Username:
    aksumerc
  • Password:
    211116.kS*-

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 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\021dde3d8e8f0c8fa2fec8760b0f6e29d85bf2beb3a9c49902f20fc4ed462002.exe
    "C:\Users\Admin\AppData\Local\Temp\021dde3d8e8f0c8fa2fec8760b0f6e29d85bf2beb3a9c49902f20fc4ed462002.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3048
    • C:\Users\Admin\AppData\Local\Temp\021dde3d8e8f0c8fa2fec8760b0f6e29d85bf2beb3a9c49902f20fc4ed462002.exe
      "C:\Users\Admin\AppData\Local\Temp\021dde3d8e8f0c8fa2fec8760b0f6e29d85bf2beb3a9c49902f20fc4ed462002.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3920

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\021dde3d8e8f0c8fa2fec8760b0f6e29d85bf2beb3a9c49902f20fc4ed462002.exe.log

    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • memory/3048-10-0x00000000062F0000-0x000000000636A000-memory.dmp

    Filesize

    488KB

  • memory/3048-17-0x0000000074DA0000-0x0000000075550000-memory.dmp

    Filesize

    7.7MB

  • memory/3048-8-0x0000000004FB0000-0x0000000004FB8000-memory.dmp

    Filesize

    32KB

  • memory/3048-4-0x0000000004CC0000-0x0000000004CD0000-memory.dmp

    Filesize

    64KB

  • memory/3048-5-0x0000000004DC0000-0x0000000004DCA000-memory.dmp

    Filesize

    40KB

  • memory/3048-6-0x0000000004FE0000-0x000000000507C000-memory.dmp

    Filesize

    624KB

  • memory/3048-7-0x0000000004FA0000-0x0000000004FB6000-memory.dmp

    Filesize

    88KB

  • memory/3048-9-0x0000000004FD0000-0x0000000004FDA000-memory.dmp

    Filesize

    40KB

  • memory/3048-3-0x0000000004D10000-0x0000000004DA2000-memory.dmp

    Filesize

    584KB

  • memory/3048-2-0x00000000053B0000-0x0000000005954000-memory.dmp

    Filesize

    5.6MB

  • memory/3048-0-0x0000000074DA0000-0x0000000075550000-memory.dmp

    Filesize

    7.7MB

  • memory/3048-1-0x0000000000260000-0x0000000000318000-memory.dmp

    Filesize

    736KB

  • memory/3920-20-0x0000000005870000-0x0000000005880000-memory.dmp

    Filesize

    64KB

  • memory/3920-16-0x0000000005780000-0x00000000057E6000-memory.dmp

    Filesize

    408KB

  • memory/3920-15-0x0000000005870000-0x0000000005880000-memory.dmp

    Filesize

    64KB

  • memory/3920-14-0x0000000074DA0000-0x0000000075550000-memory.dmp

    Filesize

    7.7MB

  • memory/3920-18-0x00000000065C0000-0x0000000006610000-memory.dmp

    Filesize

    320KB

  • memory/3920-19-0x0000000074DA0000-0x0000000075550000-memory.dmp

    Filesize

    7.7MB

  • memory/3920-11-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB