Analysis

  • max time kernel
    118s
  • max time network
    147s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    15-02-2022 14:59

General

  • Target

    2295510f041dc01c4a3c8644db06e1191c1b341d95c8104c44a62fac4544e44b.exe

  • Size

    756KB

  • MD5

    c047905ec2dbb9f688e5d14832679184

  • SHA1

    c6574566b3ea0325f82eac22885320233fb40dce

  • SHA256

    2295510f041dc01c4a3c8644db06e1191c1b341d95c8104c44a62fac4544e44b

  • SHA512

    61f799e963a1cd1fce9f9997aff0644dde375bf5442aebacd03036301044c049436b35c4794e0d2e7fa742cf73a54efbfd26cbc66eb15ce0eecce97bd01338be

Score
10/10

Malware Config

Extracted

Family

vidar

Version

48.5

Botnet

937

C2

https://koyu.space/@tttaj

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\2295510f041dc01c4a3c8644db06e1191c1b341d95c8104c44a62fac4544e44b.exe
    "C:\Users\Admin\AppData\Local\Temp\2295510f041dc01c4a3c8644db06e1191c1b341d95c8104c44a62fac4544e44b.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1564
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1564 -s 1308
      2⤵
      • Program crash
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      PID:1348

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/1348-59-0x00000000002E0000-0x00000000002E1000-memory.dmp
    Filesize

    4KB

  • memory/1564-54-0x00000000002AB000-0x0000000000327000-memory.dmp
    Filesize

    496KB

  • memory/1564-55-0x0000000075B51000-0x0000000075B53000-memory.dmp
    Filesize

    8KB

  • memory/1564-56-0x00000000002AB000-0x0000000000327000-memory.dmp
    Filesize

    496KB

  • memory/1564-57-0x0000000003C20000-0x0000000003CF5000-memory.dmp
    Filesize

    852KB

  • memory/1564-58-0x0000000000400000-0x00000000004D8000-memory.dmp
    Filesize

    864KB