Analysis

  • max time kernel
    142s
  • max time network
    142s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240802-en
  • resource tags

    arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    20-08-2024 13:08

General

  • Target

    e39efc1e1e00404b9ddc7659941af58f417a6383baf12b5878b1da36e46ae55f.exe

  • Size

    16KB

  • MD5

    10a826203139ab5be148ca3ff88b8acc

  • SHA1

    1be8e646f6966b9ff6658a5ed52c0953f11157a6

  • SHA256

    e39efc1e1e00404b9ddc7659941af58f417a6383baf12b5878b1da36e46ae55f

  • SHA512

    1a65232447d851a2380edb1533d8137a0b3a2236ab757b8473ec11e393604a77db3b64764c6f2c2d3fbc11c1ab7c32a8a1ec493e2b4a509af8adcce1be3b552e

  • SSDEEP

    384:W1JeqToh3OscVnLTCAM+o/8E9VF0NyPS3E:W16dOsclLTCAMxkEd0E

Malware Config

Extracted

Family

xworm

Version

5.0

C2

192.3.101.172:7000

Mutex

NaDGFqrxW3KfaOw9

Attributes
  • install_file

    USB.exe

aes.plain

Signatures

  • Detect Xworm Payload 2 IoCs
  • StormKitty

    StormKitty is an open source info stealer written in C#.

  • StormKitty payload 1 IoCs
  • Xworm

    Xworm is a remote access trojan written in C#.

  • Credentials from Password Stores: Credentials from Web Browsers 1 TTPs

    Malicious Access or copy of Web Browser Credential store.

  • Reads user/profile data of web browsers 2 TTPs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

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

  • Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e39efc1e1e00404b9ddc7659941af58f417a6383baf12b5878b1da36e46ae55f.exe
    "C:\Users\Admin\AppData\Local\Temp\e39efc1e1e00404b9ddc7659941af58f417a6383baf12b5878b1da36e46ae55f.exe"
    1⤵
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:2772

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2772-0-0x00000000749AE000-0x00000000749AF000-memory.dmp

    Filesize

    4KB

  • memory/2772-1-0x00000000001B0000-0x00000000001B8000-memory.dmp

    Filesize

    32KB

  • memory/2772-2-0x00000000749A0000-0x0000000075151000-memory.dmp

    Filesize

    7.7MB

  • memory/2772-3-0x0000000004BE0000-0x0000000004BF0000-memory.dmp

    Filesize

    64KB

  • memory/2772-8-0x0000000005850000-0x000000000585E000-memory.dmp

    Filesize

    56KB

  • memory/2772-9-0x0000000005E10000-0x0000000005EAC000-memory.dmp

    Filesize

    624KB

  • memory/2772-10-0x00000000749A0000-0x0000000075151000-memory.dmp

    Filesize

    7.7MB

  • memory/2772-11-0x00000000749A0000-0x0000000075151000-memory.dmp

    Filesize

    7.7MB

  • memory/2772-12-0x00000000749A0000-0x0000000075151000-memory.dmp

    Filesize

    7.7MB

  • memory/2772-13-0x00000000749AE000-0x00000000749AF000-memory.dmp

    Filesize

    4KB

  • memory/2772-14-0x00000000749A0000-0x0000000075151000-memory.dmp

    Filesize

    7.7MB

  • memory/2772-15-0x00000000061B0000-0x0000000006216000-memory.dmp

    Filesize

    408KB

  • memory/2772-16-0x00000000749A0000-0x0000000075151000-memory.dmp

    Filesize

    7.7MB

  • memory/2772-17-0x00000000749A0000-0x0000000075151000-memory.dmp

    Filesize

    7.7MB

  • memory/2772-18-0x0000000007510000-0x00000000075A2000-memory.dmp

    Filesize

    584KB

  • memory/2772-19-0x0000000007B60000-0x0000000008106000-memory.dmp

    Filesize

    5.6MB

  • memory/2772-20-0x00000000749A0000-0x0000000075151000-memory.dmp

    Filesize

    7.7MB

  • memory/2772-21-0x00000000075B0000-0x00000000076D0000-memory.dmp

    Filesize

    1.1MB

  • memory/2772-22-0x00000000076D0000-0x0000000007A27000-memory.dmp

    Filesize

    3.3MB

  • memory/2772-23-0x0000000007A90000-0x0000000007A9E000-memory.dmp

    Filesize

    56KB

  • memory/2772-24-0x0000000008110000-0x000000000815C000-memory.dmp

    Filesize

    304KB

  • memory/2772-63-0x00000000083E0000-0x0000000008402000-memory.dmp

    Filesize

    136KB