Analysis

  • max time kernel
    52s
  • max time network
    50s
  • platform
    windows7_x64
  • resource
    win7-20220331-en
  • submitted
    30-03-2022 02:11

General

  • Target

    113d72ee9b8799d507cde23c44fa2b97e31dbbb141f2c8d6b0bdd157da628c66.exe

  • Size

    1.2MB

  • MD5

    9b2734137accced6a1c34e28ffe9e907

  • SHA1

    11de47bc139e4232eb6933075a457e2782fbecd8

  • SHA256

    113d72ee9b8799d507cde23c44fa2b97e31dbbb141f2c8d6b0bdd157da628c66

  • SHA512

    eb52ceb42180215d85c2ddaf72a60ab1346c267b0ef9ca25fbc1ad15d766f6097cec432a84f06555b7dfc11a7c6dcec3aac75cad5d15e117c8e37eeda6215e9d

Malware Config

Signatures

  • Panda Stealer Payload 5 IoCs
  • PandaStealer

    Panda Stealer is a fork of CollectorProject Stealer written in C++.

  • Looks for VirtualBox Guest Additions in registry 2 TTPs
  • Looks for VMWare Tools registry key 2 TTPs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Maps connected drives based on registry 3 TTPs 2 IoCs

    Disk information is often read in order to detect sandboxing environments.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • 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 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\113d72ee9b8799d507cde23c44fa2b97e31dbbb141f2c8d6b0bdd157da628c66.exe
    "C:\Users\Admin\AppData\Local\Temp\113d72ee9b8799d507cde23c44fa2b97e31dbbb141f2c8d6b0bdd157da628c66.exe"
    1⤵
    • Checks BIOS information in registry
    • Maps connected drives based on registry
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1444
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\dvZaNmnT" /XML "C:\Users\Admin\AppData\Local\Temp\tmpB3E5.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1684
    • C:\Users\Admin\AppData\Local\Temp\113d72ee9b8799d507cde23c44fa2b97e31dbbb141f2c8d6b0bdd157da628c66.exe
      "{path}"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1952
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1952 -s 136
        3⤵
        • Program crash
        PID:1232

Network

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Virtualization/Sandbox Evasion

2
T1497

Discovery

Query Registry

4
T1012

Virtualization/Sandbox Evasion

2
T1497

System Information Discovery

3
T1082

Peripheral Device Discovery

1
T1120

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpB3E5.tmp
    Filesize

    1KB

    MD5

    133f99a04a4e73255cc9456503c8dfce

    SHA1

    fb642e11b9af19e700a94607dda2f242c58eb5d8

    SHA256

    47fa0f64a69523472690c1b2b4f6a00f20f34d63d98dd9531ac6149e3a662818

    SHA512

    c27e312bf89559ff88d6cf412fb6a816e884759c4697530deb22f011544a24e4d52e7fcfcfa734644faa407bf85a285a17b9d718bfa2f94ee023942c314fc1df

  • memory/1232-71-0x0000000000000000-mapping.dmp
  • memory/1444-54-0x00000000754A1000-0x00000000754A3000-memory.dmp
    Filesize

    8KB

  • memory/1444-55-0x0000000074A30000-0x0000000074FDB000-memory.dmp
    Filesize

    5.7MB

  • memory/1684-56-0x0000000000000000-mapping.dmp
  • memory/1952-63-0x0000000000400000-0x00000000004AD000-memory.dmp
    Filesize

    692KB

  • memory/1952-61-0x0000000000400000-0x00000000004AD000-memory.dmp
    Filesize

    692KB

  • memory/1952-65-0x0000000000400000-0x00000000004AD000-memory.dmp
    Filesize

    692KB

  • memory/1952-58-0x0000000000400000-0x00000000004AD000-memory.dmp
    Filesize

    692KB

  • memory/1952-70-0x0000000000400000-0x00000000004AD000-memory.dmp
    Filesize

    692KB

  • memory/1952-59-0x0000000000400000-0x00000000004AD000-memory.dmp
    Filesize

    692KB

  • memory/1952-68-0x000000000045DDB5-mapping.dmp
  • memory/1952-67-0x0000000000400000-0x00000000004AD000-memory.dmp
    Filesize

    692KB