Overview

overview

10

Static

static

e9441b756f...a1.exe

windows7_x64

10

e9441b756f...a1.exe

windows10_x64

10

Analysis

  • max time kernel
    119s
  • max time network
    149s
  • platform
    windows10_x64
  • resource
    win10-en-20210920
  • submitted
    27-09-2021 16:27

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General

  • Target

    e9441b756f99ee3adf804214119c1fa1.exe

  • Size

    1.6MB

  • MD5

    e9441b756f99ee3adf804214119c1fa1

  • SHA1

    8fe649e6bc868401ba2a3b9bf345fc76692f53d4

  • SHA256

    f811cfc4610369aee904c7c14d67b944f7b6f6fe0e26d7220385295c726272cd

  • SHA512

    b9e61c43c3dfb50144cd1e699144f5f8e26794445eb213a030cdeaf6fd54656c9dbf6d6674e4c3d8773b7f0c652a2f9afc5aeb20278687ac62d0ea81ab75dfc4

Score
10/10
vidarspywarestealer

Malware Config

Signatures

  • Suspicious use of NtCreateProcessExOtherParentProcess 1 IoCs
  • Vidar

    Vidar is an infostealer based on Arkei stealer.

    stealervidar
  • Vidar Stealer 2 IoCs
    stealer
  • Downloads MZ/PE file
  • Loads dropped DLL 2 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

    spywarestealer
  • Accesses 2FA software files, possible credential harvesting 2 TTPs
    spywarestealer
  • Program crash 13 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e9441b756f99ee3adf804214119c1fa1.exe
    "C:\Users\Admin\AppData\Local\Temp\e9441b756f99ee3adf804214119c1fa1.exe"
    1⤵
    • Loads dropped DLL
    PID:2064
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2064 -s 908
      2⤵
      • Program crash
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2616
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2064 -s 916
      2⤵
      • Program crash
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2872
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2064 -s 912
      2⤵
      • Program crash
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3696
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2064 -s 1204
      2⤵
      • Program crash
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2584
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2064 -s 1516
      2⤵
      • Program crash
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2136
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2064 -s 1744
      2⤵
      • Program crash
      • Suspicious use of AdjustPrivilegeToken
      PID:4000
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2064 -s 1536
      2⤵
      • Program crash
      • Suspicious use of AdjustPrivilegeToken
      PID:364
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2064 -s 1792
      2⤵
      • Program crash
      • Suspicious use of AdjustPrivilegeToken
      PID:868
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2064 -s 1564
      2⤵
      • Program crash
      • Suspicious use of AdjustPrivilegeToken
      PID:1072
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2064 -s 1528
      2⤵
      • Program crash
      • Suspicious use of AdjustPrivilegeToken
      PID:1996
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2064 -s 1480
      2⤵
      • Program crash
      • Suspicious use of AdjustPrivilegeToken
      PID:824
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2064 -s 1532
      2⤵
      • Program crash
      • Suspicious use of AdjustPrivilegeToken
      PID:648
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2064 -s 1508
      2⤵
      • Suspicious use of NtCreateProcessExOtherParentProcess
      • Program crash
      • Suspicious use of AdjustPrivilegeToken
      PID:3940

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

2
T1081

Discovery

Lateral Movement

Collection

Data from Local System

2
T1005

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

  • \ProgramData\mozglue.dll
    MD5

    8f73c08a9660691143661bf7332c3c27

    SHA1

    37fa65dd737c50fda710fdbde89e51374d0c204a

    SHA256

    3fe6b1c54b8cf28f571e0c5d6636b4069a8ab00b4f11dd842cfec00691d0c9cd

    SHA512

    0042ecf9b3571bb5eba2de893e8b2371df18f7c5a589f52ee66e4bfbaa15a5b8b7cc6a155792aaa8988528c27196896d5e82e1751c998bacea0d92395f66ad89

    Download Submit
  • \ProgramData\nss3.dll
    MD5

    bfac4e3c5908856ba17d41edcd455a51

    SHA1

    8eec7e888767aa9e4cca8ff246eb2aacb9170428

    SHA256

    e2935b5b28550d47dc971f456d6961f20d1633b4892998750140e0eaa9ae9d78

    SHA512

    2565bab776c4d732ffb1f9b415992a4c65b81bcd644a9a1df1333a269e322925fc1df4f76913463296efd7c88ef194c3056de2f1ca1357d7b5fe5ff0da877a66

    Download Submit
  • memory/2064-115-0x0000000000720000-0x0000000000721000-memory.dmp
    Filesize

    4KB

    Download
  • memory/2064-116-0x0000000002AB0000-0x0000000002BCB000-memory.dmp
    Filesize

    1.1MB

    Download
  • memory/2064-117-0x0000000000400000-0x0000000000599000-memory.dmp
    Filesize

    1.6MB

    Download