Overview

overview

8

Static

static

uncategori...ir.exe

windows7_x64

8

uncategori...ir.exe

windows10_x64

8

Analysis

  • max time kernel
    151s
  • max time network
    32s
  • platform
    windows7_x64
  • resource
    win7v200430
  • submitted
    19-07-2020 17:32

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General

  • Target

    uncategorized_1.2.0.0.vir.exe

  • Size

    368KB

  • MD5

    182bbd5dccd1470d10e6b062d39c95d7

  • SHA1

    fc0f485b4e178293c3b3eb26c87a38172cf6ccbb

  • SHA256

    85e0ff2f0c03b8d8ce1d32b446dcef0e32b79fa581a9c27dcf4d0bb92c6b167f

  • SHA512

    edf99f5982240fc22d40c3bceef2f2146122bfa46806c0de320eebe8ef7631d71e4a85fdfe054dca835982adb852cfe138ff798af1341cc9dd891f8b79edfd36

Score
8/10
persistence

Malware Config

Signatures

  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Loads dropped DLL 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs
  • Executes dropped EXE 1 IoCs
  • Suspicious behavior: MapViewOfSection 9 IoCs
  • Suspicious behavior: EnumeratesProcesses 288 IoCs
  • Deletes itself 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\uncategorized_1.2.0.0.vir.exe
    "C:\Users\Admin\AppData\Local\Temp\uncategorized_1.2.0.0.vir.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1400
    • C:\Users\Admin\AppData\Roaming\Egsef\goed.exe
      "C:\Users\Admin\AppData\Roaming\Egsef\goed.exe" -r
      2⤵
      • Suspicious use of WriteProcessMemory
      • Executes dropped EXE
      • Suspicious behavior: MapViewOfSection
      PID:1456
      • C:\Windows\SysWOW64\explorer.exe
        "C:\Windows\SysWOW64\explorer.exe"
        3⤵
        • Adds Run key to start application
        • Suspicious behavior: MapViewOfSection
        • Suspicious behavior: EnumeratesProcesses
        PID:1012
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\UNCATE~1.EXE >> NUL if exist C:\Users\Admin\AppData\Local\Temp\UNCATE~1.EXE goto repeat
      2⤵
      • Deletes itself
      PID:1508

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

  • C:\Users\Admin\AppData\Roaming\Egsef\goed.exe
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  • C:\Users\Admin\AppData\Roaming\Egsef\goed.exe
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  • \Users\Admin\AppData\Roaming\Egsef\goed.exe
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  • \Users\Admin\AppData\Roaming\Egsef\goed.exe
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  • memory/1012-7-0x0000000000000000-mapping.dmp
    Download
  • memory/1012-8-0x00000000007E0000-0x0000000000A61000-memory.dmp
    Filesize

    2.5MB

    Download
  • memory/1400-0-0x00000000021A0000-0x00000000022BD000-memory.dmp
    Filesize

    1.1MB

    Download
  • memory/1456-3-0x0000000000000000-mapping.dmp
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  • memory/1456-5-0x00000000006F0000-0x000000000080D000-memory.dmp
    Filesize

    1.1MB

    Download
  • memory/1508-9-0x0000000000000000-mapping.dmp
    Download
  • memory/1508-10-0x0000000000000000-mapping.dmp
    Download