Analysis

  • max time kernel
    148s
  • max time network
    152s
  • platform
    windows10_x64
  • resource
    win10v20210410
  • submitted
    27-07-2021 23:01

General

  • Target

    Request For Quotation-(EMP2129079970).exe

  • Size

    961KB

  • MD5

    ff04759814c2d073891948aa9b4a6c84

  • SHA1

    cae2589775cabffe843518f08c85cda7fd14ae1b

  • SHA256

    8bf9ae1489a0184f2e5f3ee7eb06602a69393317e20731ea649be7933b2781f2

  • SHA512

    3925e9030126dc430d7399d3efe1ecf2dfd4cbbc65cbf4e305bfb148efcc2851c675e0667f5d7a2b446b90ab1dba1b43c34458fb5363376d8362bdddda0a6fee

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.scahe.co.in
  • Port:
    587
  • Username:
    sj@scahe.co.in
  • Password:
    scaheavy@12345

Signatures

  • AgentTesla

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

  • AgentTesla Payload 3 IoCs
  • 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\Request For Quotation-(EMP2129079970).exe
    "C:\Users\Admin\AppData\Local\Temp\Request For Quotation-(EMP2129079970).exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3944
    • C:\Users\Admin\AppData\Local\Temp\Request For Quotation-(EMP2129079970).exe
      "C:\Users\Admin\AppData\Local\Temp\Request For Quotation-(EMP2129079970).exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3912

Network

MITRE ATT&CK Matrix ATT&CK v6

Credential Access

Credentials in Files

3
T1081

Collection

Data from Local System

3
T1005

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Request For Quotation-(EMP2129079970).exe.log
    MD5

    90acfd72f14a512712b1a7380c0faf60

    SHA1

    40ba4accb8faa75887e84fb8e38d598dc8cf0f12

    SHA256

    20806822f0c130b340504132c1461b589261fbbc518e468f4f90733ab514cb86

    SHA512

    29dbf85e14e60868574cb4dc9bda83d3c229fb956733d8d2557f2475ee0e690ac9c2e72f31e02284996da6906ba2dbfa382a29b04c15a2406571d8ee19ad16b9

  • memory/3912-125-0x0000000000400000-0x000000000043C000-memory.dmp
    Filesize

    240KB

  • memory/3912-134-0x0000000006220000-0x0000000006221000-memory.dmp
    Filesize

    4KB

  • memory/3912-133-0x00000000056D0000-0x00000000056D1000-memory.dmp
    Filesize

    4KB

  • memory/3912-132-0x0000000005530000-0x0000000005A2E000-memory.dmp
    Filesize

    5.0MB

  • memory/3912-126-0x00000000004374BE-mapping.dmp
  • memory/3944-119-0x0000000002A30000-0x0000000002A31000-memory.dmp
    Filesize

    4KB

  • memory/3944-122-0x0000000005370000-0x000000000538B000-memory.dmp
    Filesize

    108KB

  • memory/3944-123-0x0000000007450000-0x00000000074CD000-memory.dmp
    Filesize

    500KB

  • memory/3944-124-0x0000000007500000-0x0000000007539000-memory.dmp
    Filesize

    228KB

  • memory/3944-121-0x0000000004EB0000-0x0000000004F4C000-memory.dmp
    Filesize

    624KB

  • memory/3944-120-0x00000000051A0000-0x00000000051A1000-memory.dmp
    Filesize

    4KB

  • memory/3944-114-0x0000000000580000-0x0000000000581000-memory.dmp
    Filesize

    4KB

  • memory/3944-118-0x0000000005040000-0x0000000005041000-memory.dmp
    Filesize

    4KB

  • memory/3944-117-0x0000000005540000-0x0000000005541000-memory.dmp
    Filesize

    4KB

  • memory/3944-116-0x0000000004F50000-0x0000000004F51000-memory.dmp
    Filesize

    4KB