Analysis

  • max time kernel
    142s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231130-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11-12-2023 09:21

General

  • Target

    SecuriteInfo.com.Win32.PWSX-gen.22416.exe

  • Size

    614KB

  • MD5

    534ada5dc43de51c86b758d10aa1b9ae

  • SHA1

    b3495d15c67904b4221628e99de6882e0ef5e637

  • SHA256

    b16a0aacd60385856b541ff2d1c01ea70bcaac5bb866083ca0f739268b800b50

  • SHA512

    8ceb9521201cdf925f14a5cade0535174f757a94eb7f3d5db0838e435a45375c15de76cd6e4002ee67e21a0b7648954db1bd2962f57915e98ce76593cb90748b

  • SSDEEP

    12288:u3IU8S6eUduix+CIh2c5dnY1JQWt+oCDFeEFwwPtjohbBc/X/E+2F0kKvRq:kItSAduix+CU2IYWFeXeUhtcv87yz0

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    us2.smtp.mailhostbox.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    nne dimma080

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 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.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • 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 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.22416.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.22416.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1352
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\rBQuhEplCEs.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3200
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\rBQuhEplCEs" /XML "C:\Users\Admin\AppData\Local\Temp\tmp80C9.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1568
    • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.22416.exe
      "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.22416.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3464

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\SecuriteInfo.com.Win32.PWSX-gen.22416.exe.log

    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_x5wus1fu.kjh.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmp80C9.tmp

    Filesize

    1KB

    MD5

    5eb7abbae96b907c13ada54f74e41dde

    SHA1

    74461a572f4293b23c9b81a89533e19fd0fa4d5e

    SHA256

    ded22a518ba74ab0d33566b054ad42d07d830ee1232a43be0636c3eac94737bd

    SHA512

    7839e4ed96854a3f3a0ede84959edc6c76a882f0311f31b3071a3e6f116b01acba96e7db0ea59c749e6233c80c0f691f19b9165da2fa0f644c7f54691d14e8d9

  • memory/1352-4-0x0000000005700000-0x0000000005710000-memory.dmp

    Filesize

    64KB

  • memory/1352-10-0x0000000007E40000-0x0000000007EDC000-memory.dmp

    Filesize

    624KB

  • memory/1352-5-0x00000000055A0000-0x00000000055AA000-memory.dmp

    Filesize

    40KB

  • memory/1352-6-0x00000000056E0000-0x00000000056F8000-memory.dmp

    Filesize

    96KB

  • memory/1352-7-0x0000000005950000-0x0000000005958000-memory.dmp

    Filesize

    32KB

  • memory/1352-8-0x0000000005960000-0x000000000596A000-memory.dmp

    Filesize

    40KB

  • memory/1352-9-0x0000000004F30000-0x0000000004FAA000-memory.dmp

    Filesize

    488KB

  • memory/1352-3-0x00000000054F0000-0x0000000005582000-memory.dmp

    Filesize

    584KB

  • memory/1352-2-0x00000000059C0000-0x0000000005F64000-memory.dmp

    Filesize

    5.6MB

  • memory/1352-1-0x0000000074900000-0x00000000750B0000-memory.dmp

    Filesize

    7.7MB

  • memory/1352-0-0x0000000000A70000-0x0000000000B10000-memory.dmp

    Filesize

    640KB

  • memory/1352-19-0x0000000074900000-0x00000000750B0000-memory.dmp

    Filesize

    7.7MB

  • memory/1352-26-0x0000000074900000-0x00000000750B0000-memory.dmp

    Filesize

    7.7MB

  • memory/1352-25-0x0000000005700000-0x0000000005710000-memory.dmp

    Filesize

    64KB

  • memory/3200-41-0x00000000057E0000-0x0000000005B34000-memory.dmp

    Filesize

    3.3MB

  • memory/3200-46-0x0000000070630000-0x000000007067C000-memory.dmp

    Filesize

    304KB

  • memory/3200-71-0x0000000074900000-0x00000000750B0000-memory.dmp

    Filesize

    7.7MB

  • memory/3200-28-0x0000000004CE0000-0x0000000004D02000-memory.dmp

    Filesize

    136KB

  • memory/3200-65-0x0000000007220000-0x000000000722E000-memory.dmp

    Filesize

    56KB

  • memory/3200-67-0x0000000007330000-0x000000000734A000-memory.dmp

    Filesize

    104KB

  • memory/3200-17-0x0000000074900000-0x00000000750B0000-memory.dmp

    Filesize

    7.7MB

  • memory/3200-35-0x0000000005650000-0x00000000056B6000-memory.dmp

    Filesize

    408KB

  • memory/3200-15-0x0000000004750000-0x0000000004786000-memory.dmp

    Filesize

    216KB

  • memory/3200-29-0x00000000055E0000-0x0000000005646000-memory.dmp

    Filesize

    408KB

  • memory/3200-20-0x00000000023D0000-0x00000000023E0000-memory.dmp

    Filesize

    64KB

  • memory/3200-42-0x0000000005CB0000-0x0000000005CCE000-memory.dmp

    Filesize

    120KB

  • memory/3200-18-0x0000000004DC0000-0x00000000053E8000-memory.dmp

    Filesize

    6.2MB

  • memory/3200-43-0x0000000005D00000-0x0000000005D4C000-memory.dmp

    Filesize

    304KB

  • memory/3200-56-0x0000000006C20000-0x0000000006C3E000-memory.dmp

    Filesize

    120KB

  • memory/3200-58-0x0000000006C90000-0x0000000006D33000-memory.dmp

    Filesize

    652KB

  • memory/3200-57-0x00000000023D0000-0x00000000023E0000-memory.dmp

    Filesize

    64KB

  • memory/3200-21-0x00000000023D0000-0x00000000023E0000-memory.dmp

    Filesize

    64KB

  • memory/3200-45-0x0000000006C40000-0x0000000006C72000-memory.dmp

    Filesize

    200KB

  • memory/3200-60-0x0000000006FF0000-0x000000000700A000-memory.dmp

    Filesize

    104KB

  • memory/3200-59-0x0000000007630000-0x0000000007CAA000-memory.dmp

    Filesize

    6.5MB

  • memory/3200-44-0x000000007F210000-0x000000007F220000-memory.dmp

    Filesize

    64KB

  • memory/3200-61-0x0000000007060000-0x000000000706A000-memory.dmp

    Filesize

    40KB

  • memory/3200-62-0x0000000007270000-0x0000000007306000-memory.dmp

    Filesize

    600KB

  • memory/3200-63-0x00000000071F0000-0x0000000007201000-memory.dmp

    Filesize

    68KB

  • memory/3200-66-0x0000000007230000-0x0000000007244000-memory.dmp

    Filesize

    80KB

  • memory/3200-68-0x0000000007310000-0x0000000007318000-memory.dmp

    Filesize

    32KB

  • memory/3464-36-0x0000000005370000-0x0000000005380000-memory.dmp

    Filesize

    64KB

  • memory/3464-22-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/3464-27-0x0000000074900000-0x00000000750B0000-memory.dmp

    Filesize

    7.7MB

  • memory/3464-72-0x0000000006300000-0x0000000006350000-memory.dmp

    Filesize

    320KB

  • memory/3464-73-0x0000000074900000-0x00000000750B0000-memory.dmp

    Filesize

    7.7MB

  • memory/3464-74-0x0000000005370000-0x0000000005380000-memory.dmp

    Filesize

    64KB