Analysis

  • max time kernel
    135s
  • max time network
    144s
  • 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 13:23

General

  • Target

    DATASHEET PR-NO40.exe

  • Size

    151KB

  • MD5

    d160c471d9f3f14e2516fce839f4d644

  • SHA1

    59a97c4a298027af647cf2a7738030da6fc062d9

  • SHA256

    1d0a3d165801a8cc1afce2a96c47e613927f5e1e2dbb11ed4e896f8bb31a3322

  • SHA512

    856435a5fe28c14313c8d0fc48fd2efc249068f2518d1205d9c2ae155fe268c2b2103e61b122759fedacbaf0b7ec176c2c19c58a3806d00e9325b9896e864069

  • SSDEEP

    1536:ib/cbvy5+BHJ9AJWtKUCoogCgG5cDf3Wi10GdJDbeQl7P:/bvyoJ9SIjGu73WK0GTDfl7P

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\DATASHEET PR-NO40.exe
    "C:\Users\Admin\AppData\Local\Temp\DATASHEET PR-NO40.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:1188
    • 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:2016

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_gc30kfqo.0yo.ps1
    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/1188-134-0x0000000005A30000-0x0000000005FD4000-memory.dmp
    Filesize

    5.6MB

  • memory/1188-135-0x00000000055D0000-0x00000000055E0000-memory.dmp
    Filesize

    64KB

  • memory/1188-136-0x0000000007500000-0x0000000007522000-memory.dmp
    Filesize

    136KB

  • memory/1188-166-0x0000000007C40000-0x0000000007E02000-memory.dmp
    Filesize

    1.8MB

  • memory/1188-133-0x0000000000B60000-0x0000000000B8C000-memory.dmp
    Filesize

    176KB

  • memory/1188-165-0x0000000006DC0000-0x0000000006E10000-memory.dmp
    Filesize

    320KB

  • memory/1188-164-0x0000000006B40000-0x0000000006B4A000-memory.dmp
    Filesize

    40KB

  • memory/1188-163-0x0000000006D20000-0x0000000006DB2000-memory.dmp
    Filesize

    584KB

  • memory/1188-153-0x00000000055D0000-0x00000000055E0000-memory.dmp
    Filesize

    64KB

  • memory/2016-138-0x0000000005180000-0x00000000057A8000-memory.dmp
    Filesize

    6.2MB

  • memory/2016-152-0x00000000060F0000-0x000000000610E000-memory.dmp
    Filesize

    120KB

  • memory/2016-147-0x0000000005A70000-0x0000000005AD6000-memory.dmp
    Filesize

    408KB

  • memory/2016-154-0x00000000079B0000-0x000000000802A000-memory.dmp
    Filesize

    6.5MB

  • memory/2016-155-0x00000000065D0000-0x00000000065EA000-memory.dmp
    Filesize

    104KB

  • memory/2016-156-0x0000000000EF0000-0x0000000000F00000-memory.dmp
    Filesize

    64KB

  • memory/2016-157-0x0000000000EF0000-0x0000000000F00000-memory.dmp
    Filesize

    64KB

  • memory/2016-158-0x0000000000EF0000-0x0000000000F00000-memory.dmp
    Filesize

    64KB

  • memory/2016-159-0x0000000000EF0000-0x0000000000F00000-memory.dmp
    Filesize

    64KB

  • memory/2016-141-0x0000000005A00000-0x0000000005A66000-memory.dmp
    Filesize

    408KB

  • memory/2016-140-0x0000000000EF0000-0x0000000000F00000-memory.dmp
    Filesize

    64KB

  • memory/2016-139-0x0000000000EF0000-0x0000000000F00000-memory.dmp
    Filesize

    64KB

  • memory/2016-137-0x0000000004B10000-0x0000000004B46000-memory.dmp
    Filesize

    216KB