Overview

overview

10

Static

static

Payment Slip.exe

windows7_x64

10

Payment Slip.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    146s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    21-05-2022 00:15

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General

  • Target

    Payment Slip.exe

  • Size

    886KB

  • MD5

    133aaecefd9ded34449ca995de3bf088

  • SHA1

    a38ab0c91925d7e2dfe115f0edb61bc9bd1fe96c

  • SHA256

    148fb54a596430dcd2b6ae02693d1fc00d10aedc24b9e243832e9feb140d9e02

  • SHA512

    4b615e1fd6c0707a8e873389d51aa64a0a0d199f055f603c6db816817451d5a25bff3053fbf1f7934f93750a1a4436d8a2cde6bb5601d4af02e337698aa78490

Score
10/10
agentteslacollectionkeyloggerspywarestealertrojan

Malware Config

Extracted

Credentials

  • Protocol:     smtp
  • Host:
    smtp.yandex.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Prince11

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    smtp.yandex.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Prince11

Signatures

  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla
  • AgentTesla Payload 1 IoCs
  • 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.

    spywarestealer
  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

    spywarestealer
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

    spywarestealer
  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
    collection
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

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

    persistence
  • Suspicious behavior: EnumeratesProcesses 9 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Payment Slip.exe
    "C:\Users\Admin\AppData\Local\Temp\Payment Slip.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2220
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\&startupname&" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD3E.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:3500
    • C:\Users\Admin\AppData\Local\Temp\Payment Slip.exe
      "{path}"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • outlook_office_path
      • outlook_win_path
      PID:4548

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Exfiltration

Command and Control

Impact

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\Payment Slip.exe.log
    Filesize

    408B

    MD5

    e91022c75f1fa509d5e885934455081e

    SHA1

    cd2969406b78ad33a99dbd7ca4d1fa642b378803

    SHA256

    fa4e0be2df98aada3922e271a2a6af45975cd109aba4698627bb27a4f72e1851

    SHA512

    d89426367e230d7f4dddcce838d30f018965947ede3849e89c3cf345861db86a5ae7f83622444ba569e4e160977dcc7169507fa563bad8adb5a9d8cab8badd97

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  • C:\Users\Admin\AppData\Local\Temp\tmpD3E.tmp
    Filesize

    1KB

    MD5

    a974860d7241a60af4cf919fd326e538

    SHA1

    db2962e4f4a13cedd2c141a58f337b1186daa2d7

    SHA256

    9e4b2bc384d0d9d8875d60db6cf5b34b5d6094927c0ab01a5e270fb7cc16cee9

    SHA512

    e493710af7dd24eea08b33a0115c6285842798825e2c0608121c1d377c669210876c1a16c0ece4f8edf95bff094ace0ca8eaf653e06115dc821b6bf300610be1

    Download Submit
  • memory/2220-130-0x00000000754D0000-0x0000000075A81000-memory.dmp
    Filesize

    5.7MB

    Download
  • memory/3500-131-0x0000000000000000-mapping.dmp
    Download
  • memory/4548-133-0x0000000000000000-mapping.dmp
    Download
  • memory/4548-134-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

    Download
  • memory/4548-136-0x00000000754D0000-0x0000000075A81000-memory.dmp
    Filesize

    5.7MB

    Download