Analysis

  • max time kernel
    147s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250314-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31/03/2025, 18:10

General

  • Target

    2025-03-31_7172f53492b78dd6b4850076dfd44815_cobalt-strike_sliver.exe

  • Size

    6.0MB

  • MD5

    7172f53492b78dd6b4850076dfd44815

  • SHA1

    97511c10e97d3560cd108b0a7561affdbd2142f6

  • SHA256

    6b7b49b69191799b7231970b5050b7bf51bdf9ef812dad063607816316c981c2

  • SHA512

    cb6342b5e160517cf38b8069c881e140e94f5fd86ce4bfdcaf686229369010dfe8066bdfd1a5ee2d9e968dd766acda5d2f92d435df39c53f6bffc0f9bbc03e98

  • SSDEEP

    98304:F8ikdaFvv4+thwLWy7t3oM3bAf1ynL6EqfGX3NLzvLIMpkdwE+TJKTeZBAM:Sik+nTwCeN3mjE7tLzzpeuJKTCb

Malware Config

Extracted

Family

redline

Botnet

1

C2

176.113.115.220:80

Attributes
  • auth_value

    b6c86adb7106e9ee7247628f59e06830

Extracted

Family

vidar

Version

2.9

Botnet

336e25245bfd82f1b9026dcc4de63372

C2

https://t.me/nemesisgrow

https://steamcommunity.com/profiles/76561199471222742

http://65.109.12.165:80

Attributes
  • profile_id_v2

    336e25245bfd82f1b9026dcc4de63372

  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_6) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/13.1.2 Safari/605.1.15

Signatures

  • RedLine

    RedLine Stealer is a malware family written in C#, first appearing in early 2020.

  • RedLine payload 1 IoCs
  • Redline family
  • Vidar

    Vidar is an infostealer based on Arkei stealer.

  • Vidar family
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of WriteProcessMemory 25 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2025-03-31_7172f53492b78dd6b4850076dfd44815_cobalt-strike_sliver.exe
    "C:\Users\Admin\AppData\Local\Temp\2025-03-31_7172f53492b78dd6b4850076dfd44815_cobalt-strike_sliver.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4468
    • C:\Windows\Microsoft.NET\assembly\GAC_32\MSBuild\v4.0_4.0.0.0__b03f5f7f11d50a3a\MSBuild.exe
      "C:\Windows\Microsoft.NET\assembly\GAC_32\MSBuild\v4.0_4.0.0.0__b03f5f7f11d50a3a\MSBuild.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      PID:5908
    • C:\Windows\Microsoft.NET\assembly\GAC_32\MSBuild\v4.0_4.0.0.0__b03f5f7f11d50a3a\MSBuild.exe
      "C:\Windows\Microsoft.NET\assembly\GAC_32\MSBuild\v4.0_4.0.0.0__b03f5f7f11d50a3a\MSBuild.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4516
    • C:\Windows\Microsoft.NET\assembly\GAC_32\MSBuild\v4.0_4.0.0.0__b03f5f7f11d50a3a\MSBuild.exe
      "C:\Windows\Microsoft.NET\assembly\GAC_32\MSBuild\v4.0_4.0.0.0__b03f5f7f11d50a3a\MSBuild.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2456

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2456-45-0x0000000000400000-0x0000000000471000-memory.dmp

    Filesize

    452KB

  • memory/2456-27-0x0000000000400000-0x0000000000471000-memory.dmp

    Filesize

    452KB

  • memory/2456-26-0x0000000000400000-0x0000000000471000-memory.dmp

    Filesize

    452KB

  • memory/2456-25-0x0000000000400000-0x0000000000471000-memory.dmp

    Filesize

    452KB

  • memory/2456-24-0x0000000000400000-0x0000000000471000-memory.dmp

    Filesize

    452KB

  • memory/4468-14-0x0000000034030000-0x0000000034556000-memory.dmp

    Filesize

    5.1MB

  • memory/4468-3-0x0000000034030000-0x0000000034556000-memory.dmp

    Filesize

    5.1MB

  • memory/4468-2-0x0000000034030000-0x0000000034556000-memory.dmp

    Filesize

    5.1MB

  • memory/4468-4-0x0000000034030000-0x0000000034556000-memory.dmp

    Filesize

    5.1MB

  • memory/4468-42-0x0000000034030000-0x0000000034556000-memory.dmp

    Filesize

    5.1MB

  • memory/4468-0-0x0000000031D40000-0x0000000032237000-memory.dmp

    Filesize

    5.0MB

  • memory/4516-22-0x0000000004D10000-0x0000000004D5C000-memory.dmp

    Filesize

    304KB

  • memory/4516-21-0x0000000074A10000-0x00000000751C0000-memory.dmp

    Filesize

    7.7MB

  • memory/4516-13-0x0000000000340000-0x0000000000372000-memory.dmp

    Filesize

    200KB

  • memory/4516-15-0x0000000074A10000-0x00000000751C0000-memory.dmp

    Filesize

    7.7MB

  • memory/4516-16-0x00000000050C0000-0x00000000056D8000-memory.dmp

    Filesize

    6.1MB

  • memory/4516-17-0x0000000004C00000-0x0000000004D0A000-memory.dmp

    Filesize

    1.0MB

  • memory/4516-41-0x0000000074A10000-0x00000000751C0000-memory.dmp

    Filesize

    7.7MB

  • memory/4516-19-0x0000000004B30000-0x0000000004B42000-memory.dmp

    Filesize

    72KB

  • memory/4516-20-0x0000000004B90000-0x0000000004BCC000-memory.dmp

    Filesize

    240KB

  • memory/4516-12-0x0000000000340000-0x0000000000372000-memory.dmp

    Filesize

    200KB

  • memory/4516-37-0x0000000074A10000-0x00000000751C0000-memory.dmp

    Filesize

    7.7MB

  • memory/5908-23-0x0000000074A10000-0x00000000751C0000-memory.dmp

    Filesize

    7.7MB

  • memory/5908-10-0x0000000074A10000-0x00000000751C0000-memory.dmp

    Filesize

    7.7MB

  • memory/5908-9-0x0000000005210000-0x00000000052A2000-memory.dmp

    Filesize

    584KB

  • memory/5908-8-0x0000000005720000-0x0000000005CC4000-memory.dmp

    Filesize

    5.6MB

  • memory/5908-7-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB

  • memory/5908-11-0x00000000051D0000-0x00000000051DA000-memory.dmp

    Filesize

    40KB

  • memory/5908-18-0x0000000074A1E000-0x0000000074A1F000-memory.dmp

    Filesize

    4KB

  • memory/5908-6-0x0000000074A1E000-0x0000000074A1F000-memory.dmp

    Filesize

    4KB

  • memory/5908-5-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB