Overview

overview

8

Static

static

0a90fcb89e...62.exe

windows7_x64

8

0a90fcb89e...62.exe

windows10-2004_x64

8

Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220331-en
  • submitted
    11-04-2022 07:16

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General

  • Target

    0a90fcb89e5c36783d14359dfd0d2462.exe

  • Size

    2.9MB

  • MD5

    0a90fcb89e5c36783d14359dfd0d2462

  • SHA1

    2ff0e1a4c591dfc6182c4f58209ae02210abff86

  • SHA256

    09bbc753aa0ac277e42418b81587e1362c5dea6798432b3f589f0dae187d7953

  • SHA512

    bf043ddd6c6c4ac363d4f62399be6eb396f6f8ece8310cd4164eaf7109a62c5e44b7f2a3e1eb75f47f8c11942dc7a47f25680f6ffd4314212f563dcea0f46b81

Score
8/10
evasionspywarestealertrojanupx

Malware Config

Signatures

  • Downloads MZ/PE file
  • Executes dropped EXE 1 IoCs
  • UPX packed file 2 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

    upx
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Reads user/profile data of web browsers 2 TTPs

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

    spywarestealer
  • Checks whether UAC is enabled 1 TTPs 2 IoCs
    evasiontrojan
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 29 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0a90fcb89e5c36783d14359dfd0d2462.exe
    "C:\Users\Admin\AppData\Local\Temp\0a90fcb89e5c36783d14359dfd0d2462.exe"
    1⤵
    • Checks computer location settings
    • Checks whether UAC is enabled
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4792
    • C:\Users\Admin\Documents\VlcpVideoV1.0.1\da_1648136254601.exe
      "C:\Users\Admin\Documents\VlcpVideoV1.0.1\da_1648136254601.exe"
      2⤵
      • Executes dropped EXE
      • Checks whether UAC is enabled
      • Suspicious use of AdjustPrivilegeToken
      PID:4932
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4792 -s 2832
      2⤵
      • Program crash
      PID:5100
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 4792 -ip 4792
    1⤵
      PID:3120

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Initial Access

    Execution

    Persistence

    Privilege Escalation

    Defense Evasion

    Credential Access

    Credentials in Files

    1
    T1081

    Discovery

    Query Registry

    1
    T1012

    System Information Discovery

    3
    T1082

    Lateral Movement

    Collection

    Data from Local System

    1
    T1005

    Exfiltration

    Command and Control

    Web Service

    1
    T1102

    Impact

    Replay Monitor

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    Downloads

    • C:\Users\Admin\Documents\VlcpVideoV1.0.1\da_1648136254601.exe
      Filesize

      2.0MB

      MD5

      369727c8448874edcbf2ad2db5f5271a

      SHA1

      f962a928e24071d2cf63b3e67abaca1d40b840b7

      SHA256

      fe06db434d5e0cca0d0c72627fc732bfca85d3708649464e5b61d814468ee739

      SHA512

      11cd32a2284f611da89788622414065804aacdebfaba8c07c48d2ffe18b063df6e8f5945f119a4335ce15daa97a455237c578c02bcf85cf4827542a205cb0970

      Download Submit
    • C:\Users\Admin\Documents\VlcpVideoV1.0.1\da_1648136254601.exe
      Filesize

      2.0MB

      MD5

      369727c8448874edcbf2ad2db5f5271a

      SHA1

      f962a928e24071d2cf63b3e67abaca1d40b840b7

      SHA256

      fe06db434d5e0cca0d0c72627fc732bfca85d3708649464e5b61d814468ee739

      SHA512

      11cd32a2284f611da89788622414065804aacdebfaba8c07c48d2ffe18b063df6e8f5945f119a4335ce15daa97a455237c578c02bcf85cf4827542a205cb0970

      Download Submit
    • memory/4792-124-0x0000000002779000-0x0000000002A31000-memory.dmp
      Filesize

      2.7MB

      Download
    • memory/4792-125-0x0000000002A40000-0x0000000002F38000-memory.dmp
      Filesize

      5.0MB

      Download
    • memory/4792-126-0x0000000000400000-0x0000000000906000-memory.dmp
      Filesize

      5.0MB

      Download
    • memory/4932-127-0x0000000000000000-mapping.dmp
      Download
    • memory/4932-130-0x0000000004210000-0x0000000004220000-memory.dmp
      Filesize

      64KB

      Download