Analysis

  • max time kernel
    136s
  • max time network
    144s
  • 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 08:24

General

  • Target

    11_12_2023_Dönemi_MEVDUAT Ekstre Bilgiler.exe

  • Size

    713KB

  • MD5

    9b1c2e790bed23b904a9e70ebb183af0

  • SHA1

    b2e331aa2e9668d138cc40927084c8f94e261eab

  • SHA256

    a124ff6a1be6a2680e8c99779e401168bfe26e22b848a514ca76782c6d4b009f

  • SHA512

    1e6d040b9dd561e9f61717d49c287f7ca001fdd824b173a00f2059cc8eac89632443c478d01e24b74eb96c25d4665df5fe078e6604045be7467e40759667c0d5

  • SSDEEP

    12288:Xq3IU8S6eUdHYKApKI5erYikQQJv/2kZO80j4SyIIJXv4+3Aspp9hnuE9z/bs:XgItSAd4nht2kZO5Mw+3AspbZx

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.polkaplastik.com.tr
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    info1453?@

Extracted

Family

agenttesla

Credentials

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 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.

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

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 13 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\11_12_2023_Dönemi_MEVDUAT Ekstre Bilgiler.exe
    "C:\Users\Admin\AppData\Local\Temp\11_12_2023_Dönemi_MEVDUAT Ekstre Bilgiler.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4684
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\cpzzYBNqGZjT.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2892
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\cpzzYBNqGZjT" /XML "C:\Users\Admin\AppData\Local\Temp\tmp5261.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:3416
    • C:\Users\Admin\AppData\Local\Temp\11_12_2023_Dönemi_MEVDUAT Ekstre Bilgiler.exe
      "C:\Users\Admin\AppData\Local\Temp\11_12_2023_Dönemi_MEVDUAT Ekstre Bilgiler.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:640

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\11_12_2023_Dönemi_MEVDUAT Ekstre Bilgiler.exe.log

    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_n0zejobj.54q.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmp5261.tmp

    Filesize

    1KB

    MD5

    95651e654757274e38463c52dbb12259

    SHA1

    dc317818759558dbcb20967e900926939899be62

    SHA256

    490d2dd5a8dd815521b87b732ddb303da35641ca0ddde5bc3f4bc3f1a698f09a

    SHA512

    a35511ba18ee5683101a553b14abbdc2b8ed6a917057867885ddddc6f8ab27d6db0d438c27c469fda849672b697bbc7b01455636117d1581427d09d0ce85c23e

  • memory/640-74-0x0000000005500000-0x0000000005510000-memory.dmp

    Filesize

    64KB

  • memory/640-73-0x0000000075130000-0x00000000758E0000-memory.dmp

    Filesize

    7.7MB

  • memory/640-59-0x0000000006230000-0x0000000006280000-memory.dmp

    Filesize

    320KB

  • memory/640-29-0x00000000055B0000-0x0000000005616000-memory.dmp

    Filesize

    408KB

  • memory/640-28-0x0000000005500000-0x0000000005510000-memory.dmp

    Filesize

    64KB

  • memory/640-25-0x0000000075130000-0x00000000758E0000-memory.dmp

    Filesize

    7.7MB

  • memory/640-22-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2892-57-0x0000000006580000-0x000000000659E000-memory.dmp

    Filesize

    120KB

  • memory/2892-63-0x0000000007540000-0x00000000075D6000-memory.dmp

    Filesize

    600KB

  • memory/2892-72-0x0000000075130000-0x00000000758E0000-memory.dmp

    Filesize

    7.7MB

  • memory/2892-17-0x0000000075130000-0x00000000758E0000-memory.dmp

    Filesize

    7.7MB

  • memory/2892-18-0x0000000004850000-0x0000000004860000-memory.dmp

    Filesize

    64KB

  • memory/2892-19-0x0000000004860000-0x0000000004896000-memory.dmp

    Filesize

    216KB

  • memory/2892-20-0x0000000004850000-0x0000000004860000-memory.dmp

    Filesize

    64KB

  • memory/2892-69-0x00000000075F0000-0x00000000075F8000-memory.dmp

    Filesize

    32KB

  • memory/2892-68-0x0000000007600000-0x000000000761A000-memory.dmp

    Filesize

    104KB

  • memory/2892-67-0x0000000007510000-0x0000000007524000-memory.dmp

    Filesize

    80KB

  • memory/2892-26-0x0000000004ED0000-0x00000000054F8000-memory.dmp

    Filesize

    6.2MB

  • memory/2892-66-0x0000000007500000-0x000000000750E000-memory.dmp

    Filesize

    56KB

  • memory/2892-65-0x0000000004850000-0x0000000004860000-memory.dmp

    Filesize

    64KB

  • memory/2892-64-0x00000000074E0000-0x00000000074F1000-memory.dmp

    Filesize

    68KB

  • memory/2892-62-0x0000000007350000-0x000000000735A000-memory.dmp

    Filesize

    40KB

  • memory/2892-30-0x0000000004E30000-0x0000000004E52000-memory.dmp

    Filesize

    136KB

  • memory/2892-31-0x00000000057B0000-0x0000000005816000-memory.dmp

    Filesize

    408KB

  • memory/2892-61-0x00000000072D0000-0x00000000072EA000-memory.dmp

    Filesize

    104KB

  • memory/2892-37-0x0000000005A10000-0x0000000005D64000-memory.dmp

    Filesize

    3.3MB

  • memory/2892-42-0x0000000005970000-0x000000000598E000-memory.dmp

    Filesize

    120KB

  • memory/2892-43-0x00000000060C0000-0x000000000610C000-memory.dmp

    Filesize

    304KB

  • memory/2892-44-0x0000000004850000-0x0000000004860000-memory.dmp

    Filesize

    64KB

  • memory/2892-45-0x0000000075130000-0x00000000758E0000-memory.dmp

    Filesize

    7.7MB

  • memory/2892-46-0x00000000065A0000-0x00000000065D2000-memory.dmp

    Filesize

    200KB

  • memory/2892-47-0x0000000070DB0000-0x0000000070DFC000-memory.dmp

    Filesize

    304KB

  • memory/2892-60-0x0000000007950000-0x0000000007FCA000-memory.dmp

    Filesize

    6.5MB

  • memory/2892-58-0x0000000007220000-0x00000000072C3000-memory.dmp

    Filesize

    652KB

  • memory/4684-27-0x0000000075130000-0x00000000758E0000-memory.dmp

    Filesize

    7.7MB

  • memory/4684-3-0x0000000005390000-0x0000000005422000-memory.dmp

    Filesize

    584KB

  • memory/4684-4-0x0000000005590000-0x00000000055A0000-memory.dmp

    Filesize

    64KB

  • memory/4684-5-0x0000000005370000-0x000000000537A000-memory.dmp

    Filesize

    40KB

  • memory/4684-11-0x0000000075130000-0x00000000758E0000-memory.dmp

    Filesize

    7.7MB

  • memory/4684-6-0x00000000055D0000-0x00000000055E8000-memory.dmp

    Filesize

    96KB

  • memory/4684-0-0x0000000075130000-0x00000000758E0000-memory.dmp

    Filesize

    7.7MB

  • memory/4684-7-0x0000000005600000-0x0000000005608000-memory.dmp

    Filesize

    32KB

  • memory/4684-10-0x0000000007960000-0x00000000079FC000-memory.dmp

    Filesize

    624KB

  • memory/4684-9-0x0000000008EB0000-0x0000000008F2A000-memory.dmp

    Filesize

    488KB

  • memory/4684-8-0x0000000005610000-0x000000000561A000-memory.dmp

    Filesize

    40KB

  • memory/4684-12-0x0000000005590000-0x00000000055A0000-memory.dmp

    Filesize

    64KB

  • memory/4684-2-0x0000000005940000-0x0000000005EE4000-memory.dmp

    Filesize

    5.6MB

  • memory/4684-1-0x00000000008F0000-0x00000000009A8000-memory.dmp

    Filesize

    736KB