Analysis

  • max time kernel
    62s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230221-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30-03-2023 14:01

General

  • Target

    New Order ESK.exe

  • Size

    151KB

  • MD5

    7d3508bd9e84fd7e358e01241b321408

  • SHA1

    dacbf7123b7e849c510e4d324332dfd4d72205f1

  • SHA256

    34f112ec32f6f931684512c485086cbf86ee220affee14cceb669c82ccc84d21

  • SHA512

    aa5667c2914f2074ada9a1c24f23f68aa2c545883af1d64f9fdc2ca5a29ae8e502e8f37b1de0dbf38743b668b1754093dba5ea706e3a6ca48d8deeca460b5d4c

  • SSDEEP

    1536:d+IjIjudOc3Yp12R6lx/N7Wi10GdEnOsl60:VjCMUuYBN7WK0G6fl60

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • 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
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\New Order ESK.exe
    "C:\Users\Admin\AppData\Local\Temp\New Order ESK.exe"
    1⤵
    • Checks computer location settings
    • Accesses Microsoft Outlook profiles
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    • outlook_office_path
    • outlook_win_path
    PID:2680
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ENC cwB0AGEAcgB0AC0AcwBsAGUAZQBwACAALQBzAGUAYwBvAG4AZABzACAAMgAyAA==
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1080

Network

MITRE ATT&CK Matrix ATT&CK v6

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_yx15zkmy.4a2.ps1
    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/1080-147-0x0000000006150000-0x00000000061B6000-memory.dmp
    Filesize

    408KB

  • memory/1080-158-0x00000000031E0000-0x00000000031F0000-memory.dmp
    Filesize

    64KB

  • memory/1080-153-0x00000000031E0000-0x00000000031F0000-memory.dmp
    Filesize

    64KB

  • memory/1080-137-0x0000000003180000-0x00000000031B6000-memory.dmp
    Filesize

    216KB

  • memory/1080-138-0x00000000031E0000-0x00000000031F0000-memory.dmp
    Filesize

    64KB

  • memory/1080-139-0x00000000031E0000-0x00000000031F0000-memory.dmp
    Filesize

    64KB

  • memory/1080-140-0x0000000005950000-0x0000000005F78000-memory.dmp
    Filesize

    6.2MB

  • memory/1080-152-0x0000000006760000-0x000000000677E000-memory.dmp
    Filesize

    120KB

  • memory/1080-154-0x0000000007DD0000-0x000000000844A000-memory.dmp
    Filesize

    6.5MB

  • memory/1080-159-0x00000000031E0000-0x00000000031F0000-memory.dmp
    Filesize

    64KB

  • memory/1080-157-0x00000000031E0000-0x00000000031F0000-memory.dmp
    Filesize

    64KB

  • memory/1080-155-0x0000000006C00000-0x0000000006C1A000-memory.dmp
    Filesize

    104KB

  • memory/1080-146-0x0000000006070000-0x00000000060D6000-memory.dmp
    Filesize

    408KB

  • memory/2680-136-0x0000000007770000-0x0000000007792000-memory.dmp
    Filesize

    136KB

  • memory/2680-156-0x00000000056C0000-0x00000000056D0000-memory.dmp
    Filesize

    64KB

  • memory/2680-166-0x0000000007FA0000-0x0000000008162000-memory.dmp
    Filesize

    1.8MB

  • memory/2680-135-0x00000000056C0000-0x00000000056D0000-memory.dmp
    Filesize

    64KB

  • memory/2680-133-0x0000000000D90000-0x0000000000DBC000-memory.dmp
    Filesize

    176KB

  • memory/2680-163-0x0000000006F80000-0x0000000007012000-memory.dmp
    Filesize

    584KB

  • memory/2680-164-0x0000000007040000-0x000000000704A000-memory.dmp
    Filesize

    40KB

  • memory/2680-165-0x0000000007810000-0x0000000007860000-memory.dmp
    Filesize

    320KB

  • memory/2680-134-0x0000000005C40000-0x00000000061E4000-memory.dmp
    Filesize

    5.6MB