Analysis

  • max time kernel
    123s
  • max time network
    112s
  • platform
    windows10_x64
  • resource
    win10v20210410
  • submitted
    11-05-2021 13:04

General

  • Target

    Swift Copy.pdf.exe

  • Size

    889KB

  • MD5

    dd2eb46743bf230998439673e3deba99

  • SHA1

    4871d34e0db77e32f627e74b92e9a9fbdef7a21a

  • SHA256

    ab417e35533138c082445ac1997401837c2be3af4527860f3b5c30dcabd325cb

  • SHA512

    9ddf626833dc5551ad869214590c23b11e8ca16bc37959608c960f283bfef027b451a8f7fabff9d0678d24cabf2de12a509c8a75e524643cf29faf2a1d275b33

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.saudimedlabexpo.com
  • Port:
    587
  • Username:
    info@saudimedlabexpo.com
  • Password:
    ]dTqP-]^T]Pt

Signatures

  • AgentTesla

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

  • AgentTesla Payload 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • 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 14 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of WriteProcessMemory 23 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Swift Copy.pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\Swift Copy.pdf.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3400
    • 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\Swift Copy.pdf.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3408
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\DXGWcUXNvU.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3104
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\DXGWcUXNvU" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD9F6.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1144
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\DXGWcUXNvU.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2060
    • C:\Users\Admin\AppData\Local\Temp\Swift Copy.pdf.exe
      "C:\Users\Admin\AppData\Local\Temp\Swift Copy.pdf.exe"
      2⤵
        PID:1468
      • C:\Users\Admin\AppData\Local\Temp\Swift Copy.pdf.exe
        "C:\Users\Admin\AppData\Local\Temp\Swift Copy.pdf.exe"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2688

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Execution

    Scheduled Task

    1
    T1053

    Persistence

    Scheduled Task

    1
    T1053

    Privilege Escalation

    Scheduled Task

    1
    T1053

    Discovery

    System Information Discovery

    1
    T1082

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
      MD5

      1c19c16e21c97ed42d5beabc93391fc5

      SHA1

      8ad83f8e0b3acf8dfbbf87931e41f0d664c4df68

      SHA256

      1bcd97396c83babfe6c5068ba590d7a3f8b70e72955a9d1e4070648e404cbf05

      SHA512

      7d18776d8f649b3d29c182ff03efc6cea8b527542ee55304980f24577aae8b64e37044407776e220984346c3998ace5f8853afa58c8b38407482a728e9495e0c

    • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
      MD5

      29e1ab61ea9128c5f0a1ffa0111c2013

      SHA1

      37eb6f4a7bd063d386d429414507edf9f6aeeb62

      SHA256

      65bbaf09dab810d780c1a9c595611060987bc5ed6af12d6aac83dc4b9ef47a84

      SHA512

      56f3c6f3e7c02da08fd705d0d9aec3be0184e18241c27eeced5dd473e09e0a00cb8bc4cd2ebdfb2b623f9ce49309abae8db933b8265ee0b5934bb7cdd5dc6411

    • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
      MD5

      de8d627b69bb0060e4f4434bd16be4e0

      SHA1

      33705f517cc5a400c50093650668c62bc3d0af7b

      SHA256

      9b1c3f9a629e48f8b5f93e729cf58defc6e28ae259a55418bffa9f08fbbae87c

      SHA512

      78b17acc2ef6345c8d0433c1feb5f52d2a4f10ebb8c483064bbd318e987ba5536a4d634fc299ca49df288ccacbe32f9d6e4a09a0675c3d0639e6f7a7dc83609f

    • C:\Users\Admin\AppData\Local\Temp\tmpD9F6.tmp
      MD5

      009405d3c07c8a71e09971b9a2920a6a

      SHA1

      a96ed56726083ca804df6ec349cd363657a8edc7

      SHA256

      8d088c32888740a9c04c57177667a0c08a8c787194847b25594ae5ead6391507

      SHA512

      3d7f5ffa7949dbb2d960f92eceb06f392369f4f56ad96e3dba7ae94b4e13bf32c853047d51867a16ec82d0db48d9f05bc806dc6856bea6cd8bf63cf5feca5126

    • memory/1144-127-0x0000000000000000-mapping.dmp
    • memory/2060-170-0x0000000008200000-0x0000000008201000-memory.dmp
      Filesize

      4KB

    • memory/2060-196-0x0000000004683000-0x0000000004684000-memory.dmp
      Filesize

      4KB

    • memory/2060-193-0x000000007E590000-0x000000007E591000-memory.dmp
      Filesize

      4KB

    • memory/2060-137-0x0000000000000000-mapping.dmp
    • memory/2060-158-0x0000000004680000-0x0000000004681000-memory.dmp
      Filesize

      4KB

    • memory/2060-157-0x0000000004682000-0x0000000004683000-memory.dmp
      Filesize

      4KB

    • memory/2688-139-0x00000000004375BE-mapping.dmp
    • memory/2688-138-0x0000000000400000-0x000000000043C000-memory.dmp
      Filesize

      240KB

    • memory/2688-153-0x0000000005290000-0x000000000578E000-memory.dmp
      Filesize

      5.0MB

    • memory/3104-147-0x0000000003210000-0x0000000003211000-memory.dmp
      Filesize

      4KB

    • memory/3104-149-0x0000000007AC0000-0x0000000007AC1000-memory.dmp
      Filesize

      4KB

    • memory/3104-167-0x0000000007C80000-0x0000000007C81000-memory.dmp
      Filesize

      4KB

    • memory/3104-192-0x000000007F880000-0x000000007F881000-memory.dmp
      Filesize

      4KB

    • memory/3104-148-0x0000000003212000-0x0000000003213000-memory.dmp
      Filesize

      4KB

    • memory/3104-126-0x0000000000000000-mapping.dmp
    • memory/3104-197-0x0000000003213000-0x0000000003214000-memory.dmp
      Filesize

      4KB

    • memory/3400-122-0x0000000004D20000-0x0000000004D24000-memory.dmp
      Filesize

      16KB

    • memory/3400-120-0x0000000004CC0000-0x0000000004CC1000-memory.dmp
      Filesize

      4KB

    • memory/3400-121-0x0000000004FE0000-0x0000000004FE1000-memory.dmp
      Filesize

      4KB

    • memory/3400-123-0x0000000005BE0000-0x0000000005CA8000-memory.dmp
      Filesize

      800KB

    • memory/3400-119-0x0000000004DE0000-0x00000000052DE000-memory.dmp
      Filesize

      5.0MB

    • memory/3400-118-0x0000000004DE0000-0x0000000004DE1000-memory.dmp
      Filesize

      4KB

    • memory/3400-117-0x00000000052E0000-0x00000000052E1000-memory.dmp
      Filesize

      4KB

    • memory/3400-124-0x0000000008170000-0x0000000008200000-memory.dmp
      Filesize

      576KB

    • memory/3400-116-0x0000000004D40000-0x0000000004D41000-memory.dmp
      Filesize

      4KB

    • memory/3400-114-0x00000000003D0000-0x00000000003D1000-memory.dmp
      Filesize

      4KB

    • memory/3408-125-0x0000000000000000-mapping.dmp
    • memory/3408-173-0x0000000007E20000-0x0000000007E21000-memory.dmp
      Filesize

      4KB

    • memory/3408-161-0x0000000007650000-0x0000000007651000-memory.dmp
      Filesize

      4KB

    • memory/3408-156-0x0000000007580000-0x0000000007581000-memory.dmp
      Filesize

      4KB

    • memory/3408-194-0x000000007F4E0000-0x000000007F4E1000-memory.dmp
      Filesize

      4KB

    • memory/3408-195-0x00000000068A3000-0x00000000068A4000-memory.dmp
      Filesize

      4KB

    • memory/3408-154-0x0000000006E10000-0x0000000006E11000-memory.dmp
      Filesize

      4KB

    • memory/3408-143-0x00000000068A2000-0x00000000068A3000-memory.dmp
      Filesize

      4KB

    • memory/3408-142-0x00000000068A0000-0x00000000068A1000-memory.dmp
      Filesize

      4KB

    • memory/3408-131-0x0000000006EE0000-0x0000000006EE1000-memory.dmp
      Filesize

      4KB

    • memory/3408-130-0x0000000000EA0000-0x0000000000EA1000-memory.dmp
      Filesize

      4KB