Analysis

  • max time kernel
    143s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231127-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-12-2023 09:45

General

  • Target

    PROFORMA FATURA.exe

  • Size

    941KB

  • MD5

    01e2e0d04940c5d278b66b42345fb63e

  • SHA1

    3118e9bcf070af6463dc179a3600470916ccffb2

  • SHA256

    621998b51ba77181795bd5bef94d625b69480b794e0bea36ec84beb435d67e00

  • SHA512

    edef5986aa9c7861de2afc769cd4c51689ce1b7f971088f3a636613fe298fdc447b6a208a8bdaae9c9728f91b63e3501142c905bfec45bdf35775c2c13e79861

  • SSDEEP

    12288:BU+t+4WpAEoy7lOay4wDYFd9TB/tDB7dWRja1Nf2Z0FFPMdVm566kCqe4Hb:cpAEIT4V91/FUjkV2Z0F0QY77

Malware Config

Extracted

Family

agenttesla

C2

https://discord.com/api/webhooks/1183507859548409966/DLogPQ-F1DDyhyB8jQQaZyMMcOMnZXZGJcy3aRzF-4v3ffTI5rw5BJsXH-q9dmg6WDRG

Signatures

  • AgentTesla

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

  • Detect ZGRat V1 1 IoCs
  • ZGRat

    ZGRat is remote access trojan written in C#.

  • 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.

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • 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\PROFORMA FATURA.exe
    "C:\Users\Admin\AppData\Local\Temp\PROFORMA FATURA.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3616
    • C:\Users\Admin\AppData\Local\Temp\PROFORMA FATURA.exe
      "C:\Users\Admin\AppData\Local\Temp\PROFORMA FATURA.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3136

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • memory/3136-13-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/3136-22-0x0000000005B30000-0x0000000005B40000-memory.dmp

    Filesize

    64KB

  • memory/3136-21-0x0000000074400000-0x0000000074BB0000-memory.dmp

    Filesize

    7.7MB

  • memory/3136-20-0x00000000069B0000-0x0000000006A00000-memory.dmp

    Filesize

    320KB

  • memory/3136-19-0x0000000005A60000-0x0000000005AC6000-memory.dmp

    Filesize

    408KB

  • memory/3136-17-0x0000000074400000-0x0000000074BB0000-memory.dmp

    Filesize

    7.7MB

  • memory/3136-18-0x0000000005B30000-0x0000000005B40000-memory.dmp

    Filesize

    64KB

  • memory/3616-10-0x0000000007B40000-0x0000000007BDC000-memory.dmp

    Filesize

    624KB

  • memory/3616-16-0x0000000074400000-0x0000000074BB0000-memory.dmp

    Filesize

    7.7MB

  • memory/3616-0-0x0000000000410000-0x0000000000502000-memory.dmp

    Filesize

    968KB

  • memory/3616-11-0x0000000074400000-0x0000000074BB0000-memory.dmp

    Filesize

    7.7MB

  • memory/3616-12-0x00000000050A0000-0x00000000050B0000-memory.dmp

    Filesize

    64KB

  • memory/3616-8-0x0000000006170000-0x000000000617A000-memory.dmp

    Filesize

    40KB

  • memory/3616-7-0x0000000006850000-0x0000000006858000-memory.dmp

    Filesize

    32KB

  • memory/3616-9-0x0000000008E20000-0x0000000008E9C000-memory.dmp

    Filesize

    496KB

  • memory/3616-6-0x0000000006870000-0x0000000006888000-memory.dmp

    Filesize

    96KB

  • memory/3616-5-0x00000000050B0000-0x00000000050BA000-memory.dmp

    Filesize

    40KB

  • memory/3616-4-0x00000000050A0000-0x00000000050B0000-memory.dmp

    Filesize

    64KB

  • memory/3616-3-0x0000000004F10000-0x0000000004FA2000-memory.dmp

    Filesize

    584KB

  • memory/3616-2-0x00000000054C0000-0x0000000005A64000-memory.dmp

    Filesize

    5.6MB

  • memory/3616-1-0x0000000074400000-0x0000000074BB0000-memory.dmp

    Filesize

    7.7MB