Analysis

  • max time kernel
    136s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231127-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11-12-2023 15:28

General

  • Target

    MV C.ATLAS PARTICULARS.exe

  • Size

    700KB

  • MD5

    40a6aec425ccce9fd1a8e402e27dbd6e

  • SHA1

    d916a1e0641091654f515b522c65f8cdc70851d3

  • SHA256

    ade5d471bce12136dbdb044a73285664d32453f79b3b224130bde18e9f0a48ad

  • SHA512

    89611b88bc5b535a4af006c9bf6593eca5b1b422a8329f4a65bf5b04ac97bce68fa3a99723a4bca8cf6782168629c8c3816f733eeeae3dd8bdf21fd2b32fda1f

  • SSDEEP

    12288:Tw3IU8S6eUdHvN7bc2MfNFEW1DOyhUPk2ztAQSNJWMN5:TOItSAdPN7bc2MfNOW1DOeUPk2aQSqK5

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot6842284005:AAEBxh6cL0NGDg-gb0BoH5Z7v4-Fv4B_wmo/

Signatures

  • AgentTesla

    Agent Tesla is a remote access tool (RAT) written in visual basic.

  • Detect ZGRat V1 1 IoCs
  • ZGRat

    ZGRat is remote access trojan written in C#.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • 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.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\MV C.ATLAS PARTICULARS.exe
    "C:\Users\Admin\AppData\Local\Temp\MV C.ATLAS PARTICULARS.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4692
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\MV C.ATLAS PARTICULARS.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4584
    • C:\Users\Admin\AppData\Local\Temp\MV C.ATLAS PARTICULARS.exe
      "C:\Users\Admin\AppData\Local\Temp\MV C.ATLAS PARTICULARS.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1168

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\MV C.ATLAS PARTICULARS.exe.log

    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_frkq5w4w.r3l.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/1168-11-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/1168-65-0x0000000005350000-0x0000000005360000-memory.dmp

    Filesize

    64KB

  • memory/1168-64-0x0000000074FE0000-0x0000000075790000-memory.dmp

    Filesize

    7.7MB

  • memory/1168-54-0x0000000005FA0000-0x0000000005FF0000-memory.dmp

    Filesize

    320KB

  • memory/1168-19-0x0000000005350000-0x0000000005360000-memory.dmp

    Filesize

    64KB

  • memory/1168-17-0x0000000005170000-0x00000000051D6000-memory.dmp

    Filesize

    408KB

  • memory/1168-14-0x0000000074FE0000-0x0000000075790000-memory.dmp

    Filesize

    7.7MB

  • memory/4584-22-0x0000000004FC0000-0x0000000004FE2000-memory.dmp

    Filesize

    136KB

  • memory/4584-37-0x000000007F4C0000-0x000000007F4D0000-memory.dmp

    Filesize

    64KB

  • memory/4584-63-0x0000000074FE0000-0x0000000075790000-memory.dmp

    Filesize

    7.7MB

  • memory/4584-60-0x00000000075D0000-0x00000000075D8000-memory.dmp

    Filesize

    32KB

  • memory/4584-59-0x00000000075F0000-0x000000000760A000-memory.dmp

    Filesize

    104KB

  • memory/4584-15-0x0000000002710000-0x0000000002720000-memory.dmp

    Filesize

    64KB

  • memory/4584-16-0x0000000002680000-0x00000000026B6000-memory.dmp

    Filesize

    216KB

  • memory/4584-58-0x00000000074F0000-0x0000000007504000-memory.dmp

    Filesize

    80KB

  • memory/4584-57-0x00000000074E0000-0x00000000074EE000-memory.dmp

    Filesize

    56KB

  • memory/4584-56-0x00000000074B0000-0x00000000074C1000-memory.dmp

    Filesize

    68KB

  • memory/4584-20-0x00000000051B0000-0x00000000057D8000-memory.dmp

    Filesize

    6.2MB

  • memory/4584-21-0x0000000074FE0000-0x0000000075790000-memory.dmp

    Filesize

    7.7MB

  • memory/4584-23-0x00000000058E0000-0x0000000005946000-memory.dmp

    Filesize

    408KB

  • memory/4584-55-0x0000000007530000-0x00000000075C6000-memory.dmp

    Filesize

    600KB

  • memory/4584-53-0x0000000007320000-0x000000000732A000-memory.dmp

    Filesize

    40KB

  • memory/4584-33-0x0000000005B90000-0x0000000005EE4000-memory.dmp

    Filesize

    3.3MB

  • memory/4584-34-0x0000000005FA0000-0x0000000005FBE000-memory.dmp

    Filesize

    120KB

  • memory/4584-35-0x0000000006550000-0x000000000659C000-memory.dmp

    Filesize

    304KB

  • memory/4584-36-0x0000000002710000-0x0000000002720000-memory.dmp

    Filesize

    64KB

  • memory/4584-52-0x00000000072B0000-0x00000000072CA000-memory.dmp

    Filesize

    104KB

  • memory/4584-38-0x0000000006500000-0x0000000006532000-memory.dmp

    Filesize

    200KB

  • memory/4584-39-0x0000000070C40000-0x0000000070C8C000-memory.dmp

    Filesize

    304KB

  • memory/4584-49-0x00000000064E0000-0x00000000064FE000-memory.dmp

    Filesize

    120KB

  • memory/4584-50-0x0000000007180000-0x0000000007223000-memory.dmp

    Filesize

    652KB

  • memory/4584-51-0x00000000078F0000-0x0000000007F6A000-memory.dmp

    Filesize

    6.5MB

  • memory/4692-10-0x0000000007860000-0x00000000078FC000-memory.dmp

    Filesize

    624KB

  • memory/4692-4-0x0000000004DA0000-0x0000000004DB0000-memory.dmp

    Filesize

    64KB

  • memory/4692-3-0x0000000004C50000-0x0000000004CE2000-memory.dmp

    Filesize

    584KB

  • memory/4692-0-0x00000000001B0000-0x0000000000264000-memory.dmp

    Filesize

    720KB

  • memory/4692-5-0x0000000004C20000-0x0000000004C2A000-memory.dmp

    Filesize

    40KB

  • memory/4692-6-0x0000000004FE0000-0x0000000004FF8000-memory.dmp

    Filesize

    96KB

  • memory/4692-18-0x0000000074FE0000-0x0000000075790000-memory.dmp

    Filesize

    7.7MB

  • memory/4692-7-0x0000000005000000-0x0000000005008000-memory.dmp

    Filesize

    32KB

  • memory/4692-8-0x0000000005E10000-0x0000000005E1A000-memory.dmp

    Filesize

    40KB

  • memory/4692-9-0x0000000008B30000-0x0000000008BAC000-memory.dmp

    Filesize

    496KB

  • memory/4692-2-0x0000000005160000-0x0000000005704000-memory.dmp

    Filesize

    5.6MB

  • memory/4692-1-0x0000000074FE0000-0x0000000075790000-memory.dmp

    Filesize

    7.7MB