Analysis

  • max time kernel
    217s
  • max time network
    188s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    30-12-2023 04:33

General

  • Target

    0e970c0c6f2856a75e87e34ae7b7bc82.exe

  • Size

    691KB

  • MD5

    0e970c0c6f2856a75e87e34ae7b7bc82

  • SHA1

    60c099f33de2e3d5d45faabd22a86ef4fed4b5cf

  • SHA256

    c1556f21883ad0e05a4e9899519bb7f8b1d50af7f0fabe88baae09e157e89985

  • SHA512

    cb1767b0014f9f304ee2c3951ec44792dde2aab22cac4cdb7dffce13b1f2594536fe0fc79d79b333a11b95e9a242d8bc84869bc1f7e3c5171084cd3dec3524a4

  • SSDEEP

    12288:zr/JbPutxxZhk/DRw8JjEokdI3cKi04Iq3fXFQeDpv9HNosQG1IbMAJ7EujiZAi:v9yMHJXkd/j04IOf1dGbnPpEuji

Score
10/10

Malware Config

Extracted

Family

vidar

Version

40.4

Botnet

706

C2

https://romkaxarit.tumblr.com/

Attributes
  • profile_id

    706

Signatures

  • Vidar

    Vidar is an infostealer based on Arkei stealer.

  • Vidar Stealer 5 IoCs
  • Program crash 1 IoCs
  • Modifies system certificate store 2 TTPs 3 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0e970c0c6f2856a75e87e34ae7b7bc82.exe
    "C:\Users\Admin\AppData\Local\Temp\0e970c0c6f2856a75e87e34ae7b7bc82.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious use of WriteProcessMemory
    PID:1128
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1128 -s 880
      2⤵
      • Program crash
      PID:2388

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\Cab52C4.tmp

    Filesize

    65KB

    MD5

    ac05d27423a85adc1622c714f2cb6184

    SHA1

    b0fe2b1abddb97837ea0195be70ab2ff14d43198

    SHA256

    c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

    SHA512

    6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

  • C:\Users\Admin\AppData\Local\Temp\Tar5334.tmp

    Filesize

    171KB

    MD5

    9c0c641c06238516f27941aa1166d427

    SHA1

    64cd549fb8cf014fcd9312aa7a5b023847b6c977

    SHA256

    4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

    SHA512

    936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

  • memory/1128-1-0x0000000002CC0000-0x0000000002DC0000-memory.dmp

    Filesize

    1024KB

  • memory/1128-2-0x0000000002BC0000-0x0000000002C93000-memory.dmp

    Filesize

    844KB

  • memory/1128-3-0x0000000000400000-0x0000000002BB8000-memory.dmp

    Filesize

    39.7MB

  • memory/1128-4-0x0000000000400000-0x0000000002BB8000-memory.dmp

    Filesize

    39.7MB

  • memory/1128-12-0x0000000000400000-0x0000000002BB8000-memory.dmp

    Filesize

    39.7MB

  • memory/1128-40-0x0000000002CC0000-0x0000000002DC0000-memory.dmp

    Filesize

    1024KB

  • memory/1128-47-0x0000000002BC0000-0x0000000002C93000-memory.dmp

    Filesize

    844KB