Overview

overview

10

Static

static

3

f74ab1efa8...4b.exe

windows7-x64

10

f74ab1efa8...4b.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    148s
  • max time network
    154s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    12-06-2023 01:02

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General

  • Target

    f74ab1efa874c19f32108d0719951e9b2a6ab0bb9f9b66c53145e75efec1684b.exe

  • Size

    752KB

  • MD5

    09fefe8f2d0e20847f08ebd26e29741f

  • SHA1

    235393276d1b017e89acf3c891056e2fbe759f2b

  • SHA256

    f74ab1efa874c19f32108d0719951e9b2a6ab0bb9f9b66c53145e75efec1684b

  • SHA512

    6276bdda653057ff61a1dd73c74f87aed96617df36289beb3e0d89a11c1c46f2f55d8a6e5ef551c1b129967c185bc74cddf981b3fc8d468c927c667bb30b10cd

  • SSDEEP

    12288:6ymn0lWxMzIHREJVk/bq4izoW/m7Ar+oxpjijYtxJ2uw7qVLF7QRbiGMTYRQ:bm0lWxMiQW/O4ue7G+upl1wGVLF7XGMZ

Score
10/10
xpertratsalesevasionpersistencerattrojan

Malware Config

Extracted

Family

xpertrat

Version

3.0.10

Botnet

sales

C2

103.212.81.159:5134

Mutex

P0U4N118-N5L3-W331-B1K0-Y2V3O6B8B2Q6

Signatures

  • UAC bypass 3 TTPs 1 IoCs
    evasiontrojan
  • Windows security bypass 2 TTPs 1 IoCs
    evasiontrojan
  • XpertRAT

    XpertRAT is a remote access trojan with various capabilities.

    ratxpertrat
  • XpertRAT Core payload 1 IoCs
  • Adds policy Run key to start application 2 TTPs 2 IoCs
    persistence
  • Windows security modification 2 TTPs 1 IoCs
    evasiontrojan
  • Adds Run key to start application 2 TTPs 4 IoCs
    persistence
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
    evasiontrojan
  • Suspicious use of SetThreadContext 2 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.

    persistence
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 25 IoCs
  • System policy modification 1 TTPs 1 IoCs
    evasion

Processes

  • C:\Users\Admin\AppData\Local\Temp\f74ab1efa874c19f32108d0719951e9b2a6ab0bb9f9b66c53145e75efec1684b.exe
    "C:\Users\Admin\AppData\Local\Temp\f74ab1efa874c19f32108d0719951e9b2a6ab0bb9f9b66c53145e75efec1684b.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1328
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\tQcdUx.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:468
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\tQcdUx" /XML "C:\Users\Admin\AppData\Local\Temp\tmpA333.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1488
    • C:\Users\Admin\AppData\Local\Temp\f74ab1efa874c19f32108d0719951e9b2a6ab0bb9f9b66c53145e75efec1684b.exe
      "C:\Users\Admin\AppData\Local\Temp\f74ab1efa874c19f32108d0719951e9b2a6ab0bb9f9b66c53145e75efec1684b.exe"
      2⤵
      • UAC bypass
      • Windows security bypass
      • Windows security modification
      • Checks whether UAC is enabled
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      • System policy modification
      PID:828
      • C:\Program Files (x86)\Internet Explorer\iexplore.exe
        C:\Users\Admin\AppData\Local\Temp\f74ab1efa874c19f32108d0719951e9b2a6ab0bb9f9b66c53145e75efec1684b.exe
        3⤵
        • Adds policy Run key to start application
        • Adds Run key to start application
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:604

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1
T1053

Persistence

Registry Run Keys / Startup Folder

2
T1060

Scheduled Task

1
T1053

Privilege Escalation

Bypass User Account Control

1
T1088

Scheduled Task

1
T1053

Defense Evasion

Bypass User Account Control

1
T1088

Disabling Security Tools

3
T1089

Modify Registry

6
T1112

Credential Access

Discovery

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpA333.tmp
    Filesize

    1KB

    MD5

    fc68c5935fcad9382096913fd0acc008

    SHA1

    c62f7589fe93b6a9ef3f35412e94f2538b16fe36

    SHA256

    6094a48686259ad47d641bf8d56ea1e6d2b5b08c9761ca666d036dbbfc77f565

    SHA512

    3b431b0c761cccdd341fd8d1195148afa1d873e68e061890ddcb3da8286fae90b220f5fc606c2d5f004591e59f9d030df616b55e899036500bbbd81ee729680f

    Download Submit
  • C:\Users\Admin\AppData\Roaming\P0U4N118-N5L3-W331-B1K0-Y2V3O6B8B2Q6\P0U4N118-N5L3-W331-B1K0-Y2V3O6B8B2Q6.exe
    Filesize

    752KB

    MD5

    09fefe8f2d0e20847f08ebd26e29741f

    SHA1

    235393276d1b017e89acf3c891056e2fbe759f2b

    SHA256

    f74ab1efa874c19f32108d0719951e9b2a6ab0bb9f9b66c53145e75efec1684b

    SHA512

    6276bdda653057ff61a1dd73c74f87aed96617df36289beb3e0d89a11c1c46f2f55d8a6e5ef551c1b129967c185bc74cddf981b3fc8d468c927c667bb30b10cd

    Download Submit
  • memory/604-77-0x0000000000400000-0x0000000000443000-memory.dmp
    Filesize

    268KB

    Download
  • memory/828-72-0x0000000000400000-0x000000000042C000-memory.dmp
    Filesize

    176KB

    Download
  • memory/828-70-0x0000000000400000-0x000000000042C000-memory.dmp
    Filesize

    176KB

    Download
  • memory/828-85-0x0000000000400000-0x000000000042C000-memory.dmp
    Filesize

    176KB

    Download
  • memory/828-78-0x0000000000400000-0x000000000042C000-memory.dmp
    Filesize

    176KB

    Download
  • memory/828-71-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
    Filesize

    4KB

    Download
  • memory/828-68-0x0000000000400000-0x000000000042C000-memory.dmp
    Filesize

    176KB

    Download
  • memory/828-69-0x0000000000400000-0x000000000042C000-memory.dmp
    Filesize

    176KB

    Download
  • memory/1328-67-0x0000000002260000-0x0000000002294000-memory.dmp
    Filesize

    208KB

    Download
  • memory/1328-58-0x00000000004B0000-0x00000000004BC000-memory.dmp
    Filesize

    48KB

    Download
  • memory/1328-54-0x0000000000D40000-0x0000000000E02000-memory.dmp
    Filesize

    776KB

    Download
  • memory/1328-56-0x0000000000250000-0x0000000000262000-memory.dmp
    Filesize

    72KB

    Download
  • memory/1328-57-0x0000000004FD0000-0x0000000005010000-memory.dmp
    Filesize

    256KB

    Download
  • memory/1328-55-0x0000000004FD0000-0x0000000005010000-memory.dmp
    Filesize

    256KB

    Download
  • memory/1328-59-0x00000000049C0000-0x0000000004A2C000-memory.dmp
    Filesize

    432KB

    Download