Overview

overview

7

Static

static

grabbot_0....ir.exe

windows7_x64

7

grabbot_0....ir.exe

windows10_x64

3

Analysis

  • max time kernel
    147s
  • max time network
    140s
  • platform
    windows7_x64
  • resource
    win7v200430
  • submitted
    19-07-2020 17:15

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General

  • Target

    grabbot_0.1.4.1.vir.exe

  • Size

    481KB

  • MD5

    8ebecea290d820559e97c1cc986ea478

  • SHA1

    cbe3edc86036d98dfb38121eb146675e5e9518a5

  • SHA256

    a3d84719636834e5a62c94bc6aca2270209d154144c98948144800dcaba60a6b

  • SHA512

    b7edb7d0fa14381547fcf1e0216864d1a8d35ed071d76290dd51b64601b55154079dd1d2257d39f0471a40eb23b94bfe12299ca4053faee10c8ebdaf1aece345

Score
7/10
persistencediscoveryevasiontrojan

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
    evasiontrojan
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 7 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • Checks installed software on the system 1 TTPs

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

    discovery
  • Suspicious use of WriteProcessMemory 9 IoCs
  • Suspicious use of FindShellTrayWindow 5 IoCs
  • Suspicious use of SendNotifyMessage 4 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Deletes itself
    • Checks whether UAC is enabled
    • Adds Run key to start application
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    PID:1300
    • C:\Users\Admin\AppData\Local\Temp\grabbot_0.1.4.1.vir.exe
      "C:\Users\Admin\AppData\Local\Temp\grabbot_0.1.4.1.vir.exe"
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:904
      • C:\Windows\SysWOW64\svchost.exe
        "C:\Windows\system32\svchost.exe"
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious behavior: EnumeratesProcesses
        PID:1408

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

System Information Discovery

1
T1082

Query Registry

1
T1012

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

  • memory/1408-0-0x0000000010000000-0x0000000010019000-memory.dmp
    Filesize

    100KB

    Download
  • memory/1408-1-0x000000001000BA53-mapping.dmp
    Download
  • memory/1408-2-0x0000000010000000-0x0000000010019000-memory.dmp
    Filesize

    100KB

    Download