Analysis

  • max time kernel
    139s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231127-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01-12-2023 14:11

General

  • Target

    1MARI SH.P.K EUR64.5210 2023121012023.exe

  • Size

    715KB

  • MD5

    cfba352b6f12bfadbca73ca3a541717b

  • SHA1

    2d58416e94cdb543c5ed9c2703ce139ea29936cd

  • SHA256

    fb0514347c4e3087847d4457e4dad6e14bb018ab1881bf7d64ea3bebdc308391

  • SHA512

    aabe55c8707e82357f8a92f59eba1eb844ed9bfe55d1e840257160c3136a66e92ffd22e49fbc1f82edcfccbd49315b37a00560c071f0be086deccefb5daa0ea6

  • SSDEEP

    12288:VdIX2lk31cLDB+p6ZtULyQLU1mOlEzODK2w3l/EMMbBq:V3lk32nw6myQ6wzOtGVEVg

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.dayanbiotech.ir
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Amir49758

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.

  • 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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1MARI SH.P.K EUR64.5210 2023121012023.exe
    "C:\Users\Admin\AppData\Local\Temp\1MARI SH.P.K EUR64.5210 2023121012023.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4832
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\CJYBQgRdXTAe.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3800
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\CJYBQgRdXTAe" /XML "C:\Users\Admin\AppData\Local\Temp\tmp5E09.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:4792
    • C:\Users\Admin\AppData\Local\Temp\1MARI SH.P.K EUR64.5210 2023121012023.exe
      "C:\Users\Admin\AppData\Local\Temp\1MARI SH.P.K EUR64.5210 2023121012023.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2912

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\1MARI SH.P.K EUR64.5210 2023121012023.exe.log

    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_olbagemq.epq.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmp5E09.tmp

    Filesize

    1KB

    MD5

    d1664bc618a7276de4e80e2b8b6e459c

    SHA1

    4247ed32a7f4ce9c0913c73f08d0ac4b698919bf

    SHA256

    27c11c3fbb67123a6d253098aba4e6077b34e1773bf76c02199b9a46d73855f5

    SHA512

    c373fa3ee41a8880f6a935203134ee2f467ab6b1a73b77e72cdfd2c2a9484c6303a644b57b213eb94b5611d05fd4f2eda72f9fc450471f5d99c5ff4ea4d62170

  • memory/2912-72-0x00000000050C0000-0x00000000050D0000-memory.dmp

    Filesize

    64KB

  • memory/2912-71-0x00000000747E0000-0x0000000074F90000-memory.dmp

    Filesize

    7.7MB

  • memory/2912-61-0x0000000006090000-0x00000000060E0000-memory.dmp

    Filesize

    320KB

  • memory/2912-28-0x00000000050C0000-0x00000000050D0000-memory.dmp

    Filesize

    64KB

  • memory/2912-30-0x0000000005020000-0x0000000005086000-memory.dmp

    Filesize

    408KB

  • memory/2912-25-0x00000000747E0000-0x0000000074F90000-memory.dmp

    Filesize

    7.7MB

  • memory/2912-22-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/3800-16-0x0000000004A80000-0x0000000004AB6000-memory.dmp

    Filesize

    216KB

  • memory/3800-60-0x00000000073E0000-0x00000000073EA000-memory.dmp

    Filesize

    40KB

  • memory/3800-70-0x00000000747E0000-0x0000000074F90000-memory.dmp

    Filesize

    7.7MB

  • memory/3800-17-0x00000000747E0000-0x0000000074F90000-memory.dmp

    Filesize

    7.7MB

  • memory/3800-18-0x0000000004BC0000-0x0000000004BD0000-memory.dmp

    Filesize

    64KB

  • memory/3800-67-0x0000000007690000-0x0000000007698000-memory.dmp

    Filesize

    32KB

  • memory/3800-66-0x00000000076B0000-0x00000000076CA000-memory.dmp

    Filesize

    104KB

  • memory/3800-21-0x0000000005200000-0x0000000005828000-memory.dmp

    Filesize

    6.2MB

  • memory/3800-65-0x00000000075B0000-0x00000000075C4000-memory.dmp

    Filesize

    80KB

  • memory/3800-64-0x00000000075A0000-0x00000000075AE000-memory.dmp

    Filesize

    56KB

  • memory/3800-63-0x0000000007570000-0x0000000007581000-memory.dmp

    Filesize

    68KB

  • memory/3800-26-0x0000000005090000-0x00000000050B2000-memory.dmp

    Filesize

    136KB

  • memory/3800-62-0x00000000075F0000-0x0000000007686000-memory.dmp

    Filesize

    600KB

  • memory/3800-29-0x0000000005830000-0x0000000005896000-memory.dmp

    Filesize

    408KB

  • memory/3800-59-0x0000000007160000-0x000000000717A000-memory.dmp

    Filesize

    104KB

  • memory/3800-58-0x0000000007A60000-0x00000000080DA000-memory.dmp

    Filesize

    6.5MB

  • memory/3800-57-0x0000000007020000-0x00000000070C3000-memory.dmp

    Filesize

    652KB

  • memory/3800-40-0x0000000005B80000-0x0000000005ED4000-memory.dmp

    Filesize

    3.3MB

  • memory/3800-41-0x0000000006070000-0x000000000608E000-memory.dmp

    Filesize

    120KB

  • memory/3800-42-0x00000000064A0000-0x00000000064EC000-memory.dmp

    Filesize

    304KB

  • memory/3800-43-0x0000000004BC0000-0x0000000004BD0000-memory.dmp

    Filesize

    64KB

  • memory/3800-44-0x000000007F7F0000-0x000000007F800000-memory.dmp

    Filesize

    64KB

  • memory/3800-45-0x0000000006620000-0x0000000006652000-memory.dmp

    Filesize

    200KB

  • memory/3800-46-0x0000000070BB0000-0x0000000070BFC000-memory.dmp

    Filesize

    304KB

  • memory/3800-56-0x0000000006600000-0x000000000661E000-memory.dmp

    Filesize

    120KB

  • memory/4832-7-0x0000000005200000-0x0000000005216000-memory.dmp

    Filesize

    88KB

  • memory/4832-4-0x0000000005130000-0x0000000005140000-memory.dmp

    Filesize

    64KB

  • memory/4832-6-0x0000000005140000-0x00000000051DC000-memory.dmp

    Filesize

    624KB

  • memory/4832-14-0x00000000747E0000-0x0000000074F90000-memory.dmp

    Filesize

    7.7MB

  • memory/4832-3-0x0000000004FC0000-0x0000000005052000-memory.dmp

    Filesize

    584KB

  • memory/4832-27-0x00000000747E0000-0x0000000074F90000-memory.dmp

    Filesize

    7.7MB

  • memory/4832-5-0x0000000005080000-0x000000000508A000-memory.dmp

    Filesize

    40KB

  • memory/4832-8-0x0000000005210000-0x0000000005218000-memory.dmp

    Filesize

    32KB

  • memory/4832-19-0x0000000005130000-0x0000000005140000-memory.dmp

    Filesize

    64KB

  • memory/4832-10-0x00000000067B0000-0x000000000682A000-memory.dmp

    Filesize

    488KB

  • memory/4832-9-0x0000000005430000-0x000000000543A000-memory.dmp

    Filesize

    40KB

  • memory/4832-0-0x00000000747E0000-0x0000000074F90000-memory.dmp

    Filesize

    7.7MB

  • memory/4832-2-0x0000000005490000-0x0000000005A34000-memory.dmp

    Filesize

    5.6MB

  • memory/4832-1-0x0000000000520000-0x00000000005DA000-memory.dmp

    Filesize

    744KB