Analysis

  • max time kernel
    118s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20231020-en
  • resource tags

    arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system
  • submitted
    12-12-2023 07:27

General

  • Target

    SecuriteInfo.com.Win32.PWSX-gen.22956.exe

  • Size

    623KB

  • MD5

    eeed55c1a8b08bdc4182dc64df59e70a

  • SHA1

    e8e414a927bd08a6b1213a62c9d21cfc7efb7ee6

  • SHA256

    70a65c589b3b46ed049d952785c5f21d709c7b1558bce2b0646e54927a93da38

  • SHA512

    4024acc30b4def53293114f2cf25057a515affd337824609749468a7055002be7682f4324a7c21c6c27c73446ef61e49f6148acf7e1d382c13b637ff86c74050

  • SSDEEP

    12288:u3IU8S6eUd5MxSudIbhFBGooic4jS9F8caGpS3mNbsD2og/VhEPErnnWka:kItSAd+xSuWbBoi/O9F8caubsDtISEz2

Malware Config

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    ftp.mercuresurabaya.com
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    2ffPmXZ_5A{G

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.mercuresurabaya.com
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    2ffPmXZ_5A{G

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 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.

  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.22956.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.22956.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1940
    • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.22956.exe
      "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.22956.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2708

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1940-0-0x0000000000260000-0x0000000000302000-memory.dmp

    Filesize

    648KB

  • memory/1940-1-0x00000000746F0000-0x0000000074DDE000-memory.dmp

    Filesize

    6.9MB

  • memory/1940-2-0x0000000004EE0000-0x0000000004F20000-memory.dmp

    Filesize

    256KB

  • memory/1940-3-0x0000000000330000-0x0000000000348000-memory.dmp

    Filesize

    96KB

  • memory/1940-4-0x0000000000310000-0x0000000000318000-memory.dmp

    Filesize

    32KB

  • memory/1940-5-0x0000000000450000-0x000000000045A000-memory.dmp

    Filesize

    40KB

  • memory/1940-6-0x00000000060D0000-0x000000000614C000-memory.dmp

    Filesize

    496KB

  • memory/1940-20-0x00000000746F0000-0x0000000074DDE000-memory.dmp

    Filesize

    6.9MB

  • memory/2708-10-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2708-9-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2708-8-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2708-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2708-13-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2708-17-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2708-15-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2708-18-0x00000000746F0000-0x0000000074DDE000-memory.dmp

    Filesize

    6.9MB

  • memory/2708-7-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2708-19-0x00000000049B0000-0x00000000049F0000-memory.dmp

    Filesize

    256KB

  • memory/2708-21-0x00000000746F0000-0x0000000074DDE000-memory.dmp

    Filesize

    6.9MB

  • memory/2708-22-0x00000000049B0000-0x00000000049F0000-memory.dmp

    Filesize

    256KB