Analysis

  • max time kernel
    93s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-02-2024 20:01

General

  • Target

    Payment-Details Reciept.exe

  • Size

    732KB

  • MD5

    f03d0db80476652ed382c76708ef9eee

  • SHA1

    9af52befe94c41e3ffc0e2abca5f3df51ffbeb5d

  • SHA256

    ba9c0fc610a435fc11f48caf932a52f15e418d45e9ec21c83e08e624b28a8b90

  • SHA512

    fd179e6b9228bcf01143148a05f9c61083d068f6f1e5c0de29eb3360cfc1d1b0964e237b09f454e63c2e08c6ec6ca6bad8a3682a079ce242ec96c49dd090a17a

  • SSDEEP

    12288:j33ZyPIDwOw8ftv9+ZDO6DeMTLIHmz+WQ5VRQmOXgiVtp3g5Hdv2kiQPmoIbWYV:j33Z8MBiK6PIGCLVemOgQaHd2khPfIHV

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.mcmkimya.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    kG9xExPyfQBnPtnzYTpg

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • 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.

  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • 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 18 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Payment-Details Reciept.exe
    "C:\Users\Admin\AppData\Local\Temp\Payment-Details Reciept.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4368
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\mDszsm.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4864
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\mDszsm" /XML "C:\Users\Admin\AppData\Local\Temp\tmp198E.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:5036
    • C:\Users\Admin\AppData\Local\Temp\Payment-Details Reciept.exe
      "C:\Users\Admin\AppData\Local\Temp\Payment-Details Reciept.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4812

Network

MITRE ATT&CK Matrix ATT&CK v13

Execution

Scheduled Task/Job

1
T1053

Persistence

Scheduled Task/Job

1
T1053

Privilege Escalation

Scheduled Task/Job

1
T1053

Credential Access

Unsecured Credentials

3
T1552

Credentials In Files

3
T1552.001

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

3
T1005

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_tyhdgkzz.pym.ps1
    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmp198E.tmp
    Filesize

    1KB

    MD5

    b9f5e321e5fa9bf0513dd5aca5d643f6

    SHA1

    5637058e8660170709a43d25f1bc2b9372ef80a6

    SHA256

    f0c113506a601107cbc3d9f61c2df8c77fb4b974a60b0f4df0d8903cf8f186a4

    SHA512

    ca6e754589918bacad9ab0f39b98c5e03d99b0195f9025e1a982a2365ed88325fdbb5ab866b00a441bdbb4238911ca47812bde9820b9ae99bab5f9bcbdb71719

  • memory/4368-10-0x0000000007830000-0x00000000078B6000-memory.dmp
    Filesize

    536KB

  • memory/4368-9-0x0000000004F70000-0x0000000004F7E000-memory.dmp
    Filesize

    56KB

  • memory/4368-4-0x0000000004FC0000-0x0000000004FD0000-memory.dmp
    Filesize

    64KB

  • memory/4368-5-0x0000000004DB0000-0x0000000004DBA000-memory.dmp
    Filesize

    40KB

  • memory/4368-6-0x00000000050C0000-0x000000000515C000-memory.dmp
    Filesize

    624KB

  • memory/4368-7-0x0000000004F30000-0x0000000004F44000-memory.dmp
    Filesize

    80KB

  • memory/4368-8-0x0000000004F60000-0x0000000004F6A000-memory.dmp
    Filesize

    40KB

  • memory/4368-2-0x0000000005330000-0x00000000058D4000-memory.dmp
    Filesize

    5.6MB

  • memory/4368-0-0x0000000074D60000-0x0000000075510000-memory.dmp
    Filesize

    7.7MB

  • memory/4368-11-0x0000000074D60000-0x0000000075510000-memory.dmp
    Filesize

    7.7MB

  • memory/4368-12-0x0000000004FC0000-0x0000000004FD0000-memory.dmp
    Filesize

    64KB

  • memory/4368-3-0x0000000004E20000-0x0000000004EB2000-memory.dmp
    Filesize

    584KB

  • memory/4368-26-0x0000000074D60000-0x0000000075510000-memory.dmp
    Filesize

    7.7MB

  • memory/4368-1-0x0000000000330000-0x00000000003EC000-memory.dmp
    Filesize

    752KB

  • memory/4812-72-0x0000000005050000-0x0000000005060000-memory.dmp
    Filesize

    64KB

  • memory/4812-60-0x0000000006920000-0x0000000006970000-memory.dmp
    Filesize

    320KB

  • memory/4812-23-0x0000000000400000-0x0000000000444000-memory.dmp
    Filesize

    272KB

  • memory/4812-28-0x0000000005390000-0x00000000053F6000-memory.dmp
    Filesize

    408KB

  • memory/4812-25-0x0000000074D60000-0x0000000075510000-memory.dmp
    Filesize

    7.7MB

  • memory/4812-27-0x0000000005050000-0x0000000005060000-memory.dmp
    Filesize

    64KB

  • memory/4812-71-0x0000000074D60000-0x0000000075510000-memory.dmp
    Filesize

    7.7MB

  • memory/4864-30-0x0000000004DA0000-0x0000000004E06000-memory.dmp
    Filesize

    408KB

  • memory/4864-58-0x0000000007620000-0x0000000007C9A000-memory.dmp
    Filesize

    6.5MB

  • memory/4864-22-0x0000000005140000-0x0000000005768000-memory.dmp
    Filesize

    6.2MB

  • memory/4864-20-0x0000000004B00000-0x0000000004B10000-memory.dmp
    Filesize

    64KB

  • memory/4864-40-0x0000000005870000-0x0000000005BC4000-memory.dmp
    Filesize

    3.3MB

  • memory/4864-41-0x0000000005CC0000-0x0000000005CDE000-memory.dmp
    Filesize

    120KB

  • memory/4864-42-0x0000000005CF0000-0x0000000005D3C000-memory.dmp
    Filesize

    304KB

  • memory/4864-43-0x0000000004B00000-0x0000000004B10000-memory.dmp
    Filesize

    64KB

  • memory/4864-44-0x000000007FB10000-0x000000007FB20000-memory.dmp
    Filesize

    64KB

  • memory/4864-45-0x0000000006C70000-0x0000000006CA2000-memory.dmp
    Filesize

    200KB

  • memory/4864-46-0x00000000709E0000-0x0000000070A2C000-memory.dmp
    Filesize

    304KB

  • memory/4864-56-0x0000000006280000-0x000000000629E000-memory.dmp
    Filesize

    120KB

  • memory/4864-57-0x0000000006CB0000-0x0000000006D53000-memory.dmp
    Filesize

    652KB

  • memory/4864-29-0x0000000004D00000-0x0000000004D22000-memory.dmp
    Filesize

    136KB

  • memory/4864-59-0x0000000006FE0000-0x0000000006FFA000-memory.dmp
    Filesize

    104KB

  • memory/4864-19-0x0000000004B00000-0x0000000004B10000-memory.dmp
    Filesize

    64KB

  • memory/4864-61-0x0000000007050000-0x000000000705A000-memory.dmp
    Filesize

    40KB

  • memory/4864-62-0x0000000007260000-0x00000000072F6000-memory.dmp
    Filesize

    600KB

  • memory/4864-63-0x00000000071E0000-0x00000000071F1000-memory.dmp
    Filesize

    68KB

  • memory/4864-64-0x0000000007210000-0x000000000721E000-memory.dmp
    Filesize

    56KB

  • memory/4864-65-0x0000000007220000-0x0000000007234000-memory.dmp
    Filesize

    80KB

  • memory/4864-66-0x0000000007320000-0x000000000733A000-memory.dmp
    Filesize

    104KB

  • memory/4864-67-0x0000000007300000-0x0000000007308000-memory.dmp
    Filesize

    32KB

  • memory/4864-70-0x0000000074D60000-0x0000000075510000-memory.dmp
    Filesize

    7.7MB

  • memory/4864-18-0x0000000074D60000-0x0000000075510000-memory.dmp
    Filesize

    7.7MB

  • memory/4864-17-0x0000000002380000-0x00000000023B6000-memory.dmp
    Filesize

    216KB