Analysis

  • max time kernel
    87s
  • max time network
    97s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30-03-2023 14:00

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:5028
    • 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:460

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_1mbnvhxs.5jj.ps1
    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/460-138-0x0000000005370000-0x00000000053A6000-memory.dmp
    Filesize

    216KB

  • memory/460-158-0x00000000054A0000-0x00000000054B0000-memory.dmp
    Filesize

    64KB

  • memory/460-153-0x0000000006920000-0x000000000693E000-memory.dmp
    Filesize

    120KB

  • memory/460-148-0x0000000006320000-0x0000000006386000-memory.dmp
    Filesize

    408KB

  • memory/460-159-0x00000000054A0000-0x00000000054B0000-memory.dmp
    Filesize

    64KB

  • memory/460-139-0x0000000005AE0000-0x0000000006108000-memory.dmp
    Filesize

    6.2MB

  • memory/460-141-0x00000000054A0000-0x00000000054B0000-memory.dmp
    Filesize

    64KB

  • memory/460-140-0x00000000054A0000-0x00000000054B0000-memory.dmp
    Filesize

    64KB

  • memory/460-154-0x00000000054A0000-0x00000000054B0000-memory.dmp
    Filesize

    64KB

  • memory/460-157-0x00000000054A0000-0x00000000054B0000-memory.dmp
    Filesize

    64KB

  • memory/460-156-0x0000000006DF0000-0x0000000006E0A000-memory.dmp
    Filesize

    104KB

  • memory/460-155-0x0000000007F80000-0x00000000085FA000-memory.dmp
    Filesize

    6.5MB

  • memory/460-147-0x0000000006240000-0x00000000062A6000-memory.dmp
    Filesize

    408KB

  • memory/5028-136-0x0000000004A40000-0x0000000004A50000-memory.dmp
    Filesize

    64KB

  • memory/5028-166-0x0000000006FF0000-0x00000000071B2000-memory.dmp
    Filesize

    1.8MB

  • memory/5028-134-0x0000000004F30000-0x00000000054D4000-memory.dmp
    Filesize

    5.6MB

  • memory/5028-135-0x0000000004A40000-0x0000000004A50000-memory.dmp
    Filesize

    64KB

  • memory/5028-133-0x0000000000070000-0x000000000009C000-memory.dmp
    Filesize

    176KB

  • memory/5028-163-0x0000000006C00000-0x0000000006C92000-memory.dmp
    Filesize

    584KB

  • memory/5028-164-0x0000000006CF0000-0x0000000006CFA000-memory.dmp
    Filesize

    40KB

  • memory/5028-165-0x0000000006D80000-0x0000000006DD0000-memory.dmp
    Filesize

    320KB

  • memory/5028-137-0x00000000067D0000-0x00000000067F2000-memory.dmp
    Filesize

    136KB