Overview

overview

10

Static

static

10

c0ad70f9_b...is.exe

windows7_x64

10

c0ad70f9_b...is.exe

windows10_x64

10

Analysis

  • max time kernel
    152s
  • max time network
    156s
  • platform
    windows7_x64
  • resource
    win7v20210410
  • submitted
    05-05-2021 08:06

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General

  • Target

    c0ad70f9_by_Libranalysis.exe

  • Size

    12.3MB

  • MD5

    c0ad70f9c2b3620dd629c84220f06181

  • SHA1

    74459e1ef6e7b892ac1a68a222e36263ebcd01db

  • SHA256

    4b9afe0a9750dec2d7dc5191281107337cfd58514cc45c794f00827db79df003

  • SHA512

    aa01d45f51000177d2bf6034c2ebaacc4309a858f2148845acb67fe4ba582c7adc48aac4cc89437cecb5b4d794304c30d3cdfdfe163743ce5c4cb6e38cad7f91

Score
10/10
xmrigevasionminerpersistencespywarestealertrojan

Malware Config

Signatures

  • UAC bypass 3 TTPs
    evasiontrojan
  • xmrig

    XMRig is a high performance, open source, cross platform CPU/GPU miner.

    minerxmrig
  • XMRig Miner Payload 1 IoCs
    miner
  • Executes dropped EXE 1 IoCs
  • Sets file execution options in registry 2 TTPs
    persistence
  • Reads user/profile data of web browsers 2 TTPs

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

    spywarestealer
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
    evasiontrojan
  • Drops file in System32 directory 64 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs
  • System policy modification 1 TTPs 2 IoCs
    evasion

Processes

  • C:\Users\Admin\AppData\Local\Temp\c0ad70f9_by_Libranalysis.exe
    "C:\Users\Admin\AppData\Local\Temp\c0ad70f9_by_Libranalysis.exe"
    1⤵
    • Adds Run key to start application
    • Checks whether UAC is enabled
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    • System policy modification
    PID:788
    • C:\Windows\svchost.exe
      "C:\Windows\svchost.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      PID:1484

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

2
T1060

Privilege Escalation

Bypass User Account Control

1
T1088

Defense Evasion

Bypass User Account Control

1
T1088

Disabling Security Tools

1
T1089

Modify Registry

4
T1112

Credential Access

Credentials in Files

1
T1081

Discovery

System Information Discovery

2
T1082

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

  • C:\Windows\config.json
    MD5

    88c5c5706d2e237422eda18490dc6a59

    SHA1

    bb8d12375f6b995301e756de2ef4fa3a3f6efd39

    SHA256

    4756a234ed3d61fe187d9b6140792e54e7b757545edff82df594a507e528ed8e

    SHA512

    a417270a0d46de5bb06a621c0383c893042a506524713f89ba55567df6e5c3ac8b198bce5a0300ec6e716897bb53fd3e8289a51240157dc743004517673d4ab7

    Download Submit
  • C:\Windows\svchost.exe
    MD5

    4a87a4d6677558706db4afaeeeb58d20

    SHA1

    7738dc6a459f8415f0265d36c626b48202cd6764

    SHA256

    08b55f9b7dafc53dfc43f7f70cdd7048d231767745b76dc4474370fb323d7ae7

    SHA512

    bedd8ed4975df3fcd4a0f575d6f38e3841e7a4b771baac4f72033102a070818b8539eb101c50563d89d4f3454899a1cedb33047b02e421256dedf9aaf258b594

    Download Submit
  • memory/788-60-0x0000000075A71000-0x0000000075A73000-memory.dmp
    Filesize

    8KB

    Download
  • memory/1484-61-0x0000000000000000-mapping.dmp
    Download