Analysis

  • max time kernel
    118s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    15-02-2022 06:35

General

  • Target

    bd7eec533b670d12046211475971ef6d32b54c37290f41ba33a4cc6b09a925a4.exe

  • Size

    679KB

  • MD5

    f4a9c73c92501f4ada0ad74830610e11

  • SHA1

    f5755ba5404a3fc467f850ff2dd01e6d9fd228fd

  • SHA256

    bd7eec533b670d12046211475971ef6d32b54c37290f41ba33a4cc6b09a925a4

  • SHA512

    7eb7d62d729b2d2dbacd89d6f2a3d94f053ee0336a413fef76effd3a6b445e9f0877c931bfda11ac3624a0bb8ce09268fac4fb637b7d0ea128342a3d9ac80d7c

Score
10/10

Malware Config

Extracted

Family

vidar

Version

48.4

Botnet

937

C2

https://koyu.space/@qmashton

Attributes
  • profile_id

    937

Signatures

  • Vidar

    Vidar is an infostealer based on Arkei stealer.

  • Vidar Stealer 2 IoCs
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bd7eec533b670d12046211475971ef6d32b54c37290f41ba33a4cc6b09a925a4.exe
    "C:\Users\Admin\AppData\Local\Temp\bd7eec533b670d12046211475971ef6d32b54c37290f41ba33a4cc6b09a925a4.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1916
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1916 -s 1300
      2⤵
      • Program crash
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      PID:1528

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/1528-58-0x00000000003E0000-0x00000000003E1000-memory.dmp
    Filesize

    4KB

  • memory/1916-54-0x0000000075F21000-0x0000000075F23000-memory.dmp
    Filesize

    8KB

  • memory/1916-55-0x0000000000290000-0x000000000030B000-memory.dmp
    Filesize

    492KB

  • memory/1916-56-0x00000000004E0000-0x00000000005B5000-memory.dmp
    Filesize

    852KB

  • memory/1916-57-0x0000000000400000-0x00000000004D8000-memory.dmp
    Filesize

    864KB