Analysis

  • max time kernel
    140s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    22-06-2022 14:03

General

  • Target

    2db9b75490c61fc03adebf52cdeba1619e0dbe709af6805a3488e13484768cfd.exe

  • Size

    1.1MB

  • MD5

    6d8acff823a127a4aa930222a8eed23f

  • SHA1

    cc1a08d02a700c58d7b062b20e90cdaf902d538d

  • SHA256

    2db9b75490c61fc03adebf52cdeba1619e0dbe709af6805a3488e13484768cfd

  • SHA512

    63cae851b7f1b0713b02ddd3019c09398455deec0c23330249b28854e2c06b13ee2de285c7ac3ffb6b164ec6b967eaad5ded0b2f2b6619e31923b21e74e78c83

Score
9/10

Malware Config

Signatures

  • NirSoft MailPassView 3 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 4 IoCs

    Password recovery tool for various web browsers

  • Nirsoft 7 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Uses the VBS compiler for execution 1 TTPs
  • Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 3 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.

  • Suspicious behavior: EnumeratesProcesses 16 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 29 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2db9b75490c61fc03adebf52cdeba1619e0dbe709af6805a3488e13484768cfd.exe
    "C:\Users\Admin\AppData\Local\Temp\2db9b75490c61fc03adebf52cdeba1619e0dbe709af6805a3488e13484768cfd.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2072
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\JQzAAaQ" /XML "C:\Users\Admin\AppData\Local\Temp\tmp2B36.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1964
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:5064
      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
        "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe" /stext "C:\Users\Admin\AppData\Local\Temp\tmp8DB9.tmp"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:4960
      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
        "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe" /stext "C:\Users\Admin\AppData\Local\Temp\tmp9646.tmp"
        3⤵
        • Accesses Microsoft Outlook accounts
        PID:5076

Network

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scripting

1
T1064

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Scripting

1
T1064

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Collection

Email Collection

1
T1114

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp2B36.tmp
    Filesize

    1KB

    MD5

    c3e45e2026a25087a17fa67a541ed618

    SHA1

    bc6a9dc00cceb2ecad772bcde0eda004f917eed6

    SHA256

    638e9b0dda42a6ac81307f204a1b3b9b67b4fcdc04dd37cfe9e37d5210f33813

    SHA512

    946c5e7c3d7fc14766888fa5892c52954cdad42621a3cb1aeaca5c12e2ceaa0b535e4abdc115e8a8794223e8d853a37a78fd8108a31b3ae611bd195d3629f00f

  • C:\Users\Admin\AppData\Local\Temp\tmp8DB9.tmp
    Filesize

    4KB

    MD5

    92b3d04dbcf7aa8eabb0096c55624068

    SHA1

    04a3b14a8f16bdd8a67f1b5d6be8c3db79c766c7

    SHA256

    84e388e2bbff6a229d99df8d7e0558e46e793106c2f3bb290c6acc06fe31fe9c

    SHA512

    fbd6a298b66e2117f68028cdf9fa1b3e441f87fa8a052ce1be628ae65116d5b2953cdc8117dce57e86475a75412b1a85f431eb0da6dd788ec5312d34ff71f9d1

  • memory/1964-132-0x0000000000000000-mapping.dmp
  • memory/2072-130-0x00000000750A0000-0x0000000075651000-memory.dmp
    Filesize

    5.7MB

  • memory/2072-131-0x00000000750A0000-0x0000000075651000-memory.dmp
    Filesize

    5.7MB

  • memory/2072-136-0x00000000750A0000-0x0000000075651000-memory.dmp
    Filesize

    5.7MB

  • memory/4960-144-0x0000000000400000-0x000000000045B000-memory.dmp
    Filesize

    364KB

  • memory/4960-139-0x0000000000000000-mapping.dmp
  • memory/4960-140-0x0000000000400000-0x000000000045B000-memory.dmp
    Filesize

    364KB

  • memory/4960-142-0x0000000000400000-0x000000000045B000-memory.dmp
    Filesize

    364KB

  • memory/4960-143-0x0000000000400000-0x000000000045B000-memory.dmp
    Filesize

    364KB

  • memory/5064-138-0x00000000750A0000-0x0000000075651000-memory.dmp
    Filesize

    5.7MB

  • memory/5064-137-0x00000000750A0000-0x0000000075651000-memory.dmp
    Filesize

    5.7MB

  • memory/5064-134-0x0000000000000000-mapping.dmp
  • memory/5076-146-0x0000000000000000-mapping.dmp
  • memory/5076-147-0x0000000000400000-0x000000000041C000-memory.dmp
    Filesize

    112KB

  • memory/5076-149-0x0000000000400000-0x000000000041C000-memory.dmp
    Filesize

    112KB

  • memory/5076-150-0x0000000000400000-0x000000000041C000-memory.dmp
    Filesize

    112KB