Analysis

  • max time kernel
    121s
  • max time network
    122s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231130-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06-12-2023 14:07

General

  • Target

    Payment Advice - Advice Ref.exe

  • Size

    638KB

  • MD5

    a660077cbfed754a0dcca39d62394482

  • SHA1

    730639e3be1f23c2fc91146ea2b9255b512f64ba

  • SHA256

    810400151abc3b4720611355416884e908ea3bf489c5b3a70866a0b012afb04b

  • SHA512

    d06238133bad029eef2106ad614593cc1276b4eefd1ff01fcbf90273f1d99788261a046b6cd788b6e1559164a8af40289da059cd5820b5d99bd3173b2891cf36

  • SSDEEP

    12288:SLrQaueH5qMEgpD6ZoYrOrkMw9Un2Xz53yoZAxtEJ/+d5cxdi2RnEzATUs99Cu6m:SLpqMtDQCkf9HG3c9REEQg9A05

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.abi0expertise.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Najwa1949!

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • 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
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Payment Advice - Advice Ref.exe
    "C:\Users\Admin\AppData\Local\Temp\Payment Advice - Advice Ref.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4472
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\XEAXnFUYi.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2012
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\XEAXnFUYi" /XML "C:\Users\Admin\AppData\Local\Temp\tmp7F80.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:4496
    • C:\Users\Admin\AppData\Local\Temp\Payment Advice - Advice Ref.exe
      "C:\Users\Admin\AppData\Local\Temp\Payment Advice - Advice Ref.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3312

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_olnadfdf.kwz.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmp7F80.tmp

    Filesize

    1KB

    MD5

    a579dd943cc031f1864a26edc44e5df5

    SHA1

    fac2df4c97825b38f4956eefefcd461fc5aba946

    SHA256

    e6c9980afa3be48aa98e31187b13396e2166ab2c89ca2804c74816eb03f91afa

    SHA512

    d5a36510e2e06b0d8f625998d449c5ff8b0ae1a052e4716172373578754ba73b786b413f8719eb3f94ecff703d5dec207d091d429b64fe78cfb847a18eb98bdf

  • memory/2012-16-0x0000000074430000-0x0000000074BE0000-memory.dmp

    Filesize

    7.7MB

  • memory/2012-65-0x0000000007BA0000-0x0000000007BB4000-memory.dmp

    Filesize

    80KB

  • memory/2012-70-0x0000000074430000-0x0000000074BE0000-memory.dmp

    Filesize

    7.7MB

  • memory/2012-67-0x0000000007C80000-0x0000000007C88000-memory.dmp

    Filesize

    32KB

  • memory/2012-66-0x0000000007CA0000-0x0000000007CBA000-memory.dmp

    Filesize

    104KB

  • memory/2012-28-0x0000000005F80000-0x0000000005FE6000-memory.dmp

    Filesize

    408KB

  • memory/2012-64-0x0000000007B90000-0x0000000007B9E000-memory.dmp

    Filesize

    56KB

  • memory/2012-62-0x0000000007B60000-0x0000000007B71000-memory.dmp

    Filesize

    68KB

  • memory/2012-61-0x0000000007BE0000-0x0000000007C76000-memory.dmp

    Filesize

    600KB

  • memory/2012-15-0x0000000002D40000-0x0000000002D76000-memory.dmp

    Filesize

    216KB

  • memory/2012-60-0x00000000079D0000-0x00000000079DA000-memory.dmp

    Filesize

    40KB

  • memory/2012-59-0x0000000007960000-0x000000000797A000-memory.dmp

    Filesize

    104KB

  • memory/2012-19-0x0000000005850000-0x0000000005E78000-memory.dmp

    Filesize

    6.2MB

  • memory/2012-18-0x0000000002E70000-0x0000000002E80000-memory.dmp

    Filesize

    64KB

  • memory/2012-22-0x0000000005580000-0x00000000055A2000-memory.dmp

    Filesize

    136KB

  • memory/2012-23-0x0000000002E70000-0x0000000002E80000-memory.dmp

    Filesize

    64KB

  • memory/2012-58-0x0000000007FA0000-0x000000000861A000-memory.dmp

    Filesize

    6.5MB

  • memory/2012-57-0x0000000007830000-0x00000000078D3000-memory.dmp

    Filesize

    652KB

  • memory/2012-56-0x0000000002E70000-0x0000000002E80000-memory.dmp

    Filesize

    64KB

  • memory/2012-55-0x0000000006C40000-0x0000000006C5E000-memory.dmp

    Filesize

    120KB

  • memory/2012-44-0x0000000006BC0000-0x0000000006BF2000-memory.dmp

    Filesize

    200KB

  • memory/2012-45-0x00000000701F0000-0x000000007023C000-memory.dmp

    Filesize

    304KB

  • memory/2012-43-0x000000007F9B0000-0x000000007F9C0000-memory.dmp

    Filesize

    64KB

  • memory/2012-41-0x0000000006630000-0x000000000664E000-memory.dmp

    Filesize

    120KB

  • memory/2012-42-0x0000000006670000-0x00000000066BC000-memory.dmp

    Filesize

    304KB

  • memory/2012-40-0x0000000006060000-0x00000000063B4000-memory.dmp

    Filesize

    3.3MB

  • memory/3312-72-0x00000000058B0000-0x00000000058C0000-memory.dmp

    Filesize

    64KB

  • memory/3312-63-0x00000000067A0000-0x00000000067F0000-memory.dmp

    Filesize

    320KB

  • memory/3312-71-0x0000000074430000-0x0000000074BE0000-memory.dmp

    Filesize

    7.7MB

  • memory/3312-30-0x00000000058B0000-0x00000000058C0000-memory.dmp

    Filesize

    64KB

  • memory/3312-29-0x0000000074430000-0x0000000074BE0000-memory.dmp

    Filesize

    7.7MB

  • memory/3312-20-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/3312-26-0x0000000005A00000-0x0000000005A66000-memory.dmp

    Filesize

    408KB

  • memory/4472-27-0x0000000074430000-0x0000000074BE0000-memory.dmp

    Filesize

    7.7MB

  • memory/4472-8-0x0000000005480000-0x000000000548A000-memory.dmp

    Filesize

    40KB

  • memory/4472-10-0x0000000008C70000-0x0000000008D0C000-memory.dmp

    Filesize

    624KB

  • memory/4472-25-0x0000000004E80000-0x0000000004E90000-memory.dmp

    Filesize

    64KB

  • memory/4472-3-0x0000000004F80000-0x0000000005012000-memory.dmp

    Filesize

    584KB

  • memory/4472-9-0x00000000066B0000-0x000000000672A000-memory.dmp

    Filesize

    488KB

  • memory/4472-0-0x00000000005C0000-0x0000000000664000-memory.dmp

    Filesize

    656KB

  • memory/4472-21-0x0000000074430000-0x0000000074BE0000-memory.dmp

    Filesize

    7.7MB

  • memory/4472-7-0x0000000005470000-0x0000000005478000-memory.dmp

    Filesize

    32KB

  • memory/4472-6-0x00000000051E0000-0x00000000051FA000-memory.dmp

    Filesize

    104KB

  • memory/4472-5-0x0000000004F30000-0x0000000004F3A000-memory.dmp

    Filesize

    40KB

  • memory/4472-4-0x0000000004E80000-0x0000000004E90000-memory.dmp

    Filesize

    64KB

  • memory/4472-1-0x0000000074430000-0x0000000074BE0000-memory.dmp

    Filesize

    7.7MB

  • memory/4472-2-0x0000000005490000-0x0000000005A34000-memory.dmp

    Filesize

    5.6MB