Overview

overview

7

Static

static

bfd535639b...a1.exe

windows7_x64

7

bfd535639b...a1.exe

windows10_x64

7

Analysis

  • max time kernel
    126s
  • max time network
    112s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    11-11-2020 11:29

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General

  • Target

    bfd535639bc0b0b056a84695c1bbcc58d9e2af184b36fd43460a1f52d47b17a1.exe

  • Size

    647KB

  • MD5

    83f234e0bcace527114b482b1dbacdd2

  • SHA1

    63ec5686ccc7ff8ac0e2767e8cfb78e80c6b1a4e

  • SHA256

    bfd535639bc0b0b056a84695c1bbcc58d9e2af184b36fd43460a1f52d47b17a1

  • SHA512

    7ad47ed7875014d35deb62b51f14cd8925deb25cc8404073d53dc5f00204e8b5b9a25a4b04b795bc276f3abebda26731d63985ec25c0464149fd49280d2bda48

Score
7/10
discoveryspywarestealer

Malware Config

Signatures

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

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

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

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

    spyware
  • Accesses 2FA software files, possible credential harvesting 2 TTPs
    spywarestealer
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

    discovery
  • Looks up external IP address via web service 1 IoCs

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

  • Program crash 7 IoCs
  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 105 IoCs
  • Suspicious use of AdjustPrivilegeToken 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bfd535639bc0b0b056a84695c1bbcc58d9e2af184b36fd43460a1f52d47b17a1.exe
    "C:\Users\Admin\AppData\Local\Temp\bfd535639bc0b0b056a84695c1bbcc58d9e2af184b36fd43460a1f52d47b17a1.exe"
    1⤵
    • Checks processor information in registry
    PID:3980
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3980 -s 812
      2⤵
      • Program crash
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2924
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3980 -s 932
      2⤵
      • Program crash
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3928
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3980 -s 1076
      2⤵
      • Program crash
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4036
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3980 -s 1136
      2⤵
      • Program crash
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:188
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3980 -s 1048
      2⤵
      • Program crash
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2600
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3980 -s 1112
      2⤵
      • Program crash
      • Suspicious use of AdjustPrivilegeToken
      PID:648
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3980 -s 1212
      2⤵
      • Program crash
      • Suspicious use of AdjustPrivilegeToken
      PID:3988

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

1
T1082

Lateral Movement

Collection

Data from Local System

3
T1005

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

  • memory/188-14-0x0000000004190000-0x0000000004191000-memory.dmp
    Filesize

    4KB

    Download
  • memory/188-17-0x0000000004940000-0x0000000004941000-memory.dmp
    Filesize

    4KB

    Download
  • memory/648-75-0x0000000004320000-0x0000000004321000-memory.dmp
    Filesize

    4KB

    Download
  • memory/2600-22-0x0000000004D50000-0x0000000004D51000-memory.dmp
    Filesize

    4KB

    Download
  • memory/2600-18-0x00000000045A0000-0x00000000045A1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/2924-5-0x0000000005500000-0x0000000005501000-memory.dmp
    Filesize

    4KB

    Download
  • memory/2924-3-0x0000000004D50000-0x0000000004D51000-memory.dmp
    Filesize

    4KB

    Download
  • memory/2924-2-0x0000000004D50000-0x0000000004D51000-memory.dmp
    Filesize

    4KB

    Download
  • memory/3928-9-0x0000000005310000-0x0000000005311000-memory.dmp
    Filesize

    4KB

    Download
  • memory/3928-6-0x0000000004BE0000-0x0000000004BE1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/3980-0-0x0000000001002000-0x0000000001003000-memory.dmp
    Filesize

    4KB

    Download
  • memory/3980-1-0x00000000014C0000-0x00000000014C1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/3988-79-0x0000000004190000-0x0000000004191000-memory.dmp
    Filesize

    4KB

    Download
  • memory/3988-82-0x0000000004C50000-0x0000000004C51000-memory.dmp
    Filesize

    4KB

    Download
  • memory/4036-10-0x0000000004890000-0x0000000004891000-memory.dmp
    Filesize

    4KB

    Download
  • memory/4036-13-0x0000000004EC0000-0x0000000004EC1000-memory.dmp
    Filesize

    4KB

    Download