Resubmissions

01-02-2023 17:02

230201-vj6p3aah39 10

01-02-2023 17:00

230201-vjf5eacg4s 10

01-02-2023 16:57

230201-vgbrxacg2y 10

Analysis

  • max time kernel
    511s
  • max time network
    515s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01-02-2023 17:02

General

  • Target

    660e3fcc23c3a833e6e8af22b13ebd81.exe

  • Size

    172KB

  • MD5

    660e3fcc23c3a833e6e8af22b13ebd81

  • SHA1

    3966263baa4e4e511fe383910555ef5ceaa40914

  • SHA256

    0ea47499aa08a0ed53a42fd19259cb677b4f87446f7fa7609b650f18d327de72

  • SHA512

    bd6a1f83620d13a2a58fa31070237884d1a56dcedc23768768a94b4433d80a9f5affa5ae1aae8dee55a189026fa3fb68c2d433da4f7a955c13a46b314194583e

  • SSDEEP

    3072:P44CG54MEA4qmNCNqiSnVm6BY1T2gg/HvV0qZ1+ipTraV8u1VcGLT9XM:Aveu/TMsiaeA/H/P+Ck

Malware Config

Signatures

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 2 TTPs

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

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\660e3fcc23c3a833e6e8af22b13ebd81.exe
    "C:\Users\Admin\AppData\Local\Temp\660e3fcc23c3a833e6e8af22b13ebd81.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2740
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:2432

Network

MITRE ATT&CK Matrix ATT&CK v6

Credential Access

Credentials in Files

3
T1081

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2432-134-0x0000000000000000-mapping.dmp
  • memory/2432-135-0x0000000000400000-0x000000000041A000-memory.dmp
    Filesize

    104KB

  • memory/2432-136-0x0000000005990000-0x0000000005F34000-memory.dmp
    Filesize

    5.6MB

  • memory/2432-137-0x00000000053E0000-0x000000000547C000-memory.dmp
    Filesize

    624KB

  • memory/2432-138-0x0000000005780000-0x0000000005942000-memory.dmp
    Filesize

    1.8MB

  • memory/2432-139-0x0000000005650000-0x00000000056E2000-memory.dmp
    Filesize

    584KB

  • memory/2432-140-0x00000000055F0000-0x00000000055FA000-memory.dmp
    Filesize

    40KB

  • memory/2740-132-0x00000000001B0000-0x00000000001E2000-memory.dmp
    Filesize

    200KB

  • memory/2740-133-0x0000000004B20000-0x0000000004B86000-memory.dmp
    Filesize

    408KB