Analysis

  • max time kernel
    93s
  • max time network
    100s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15-09-2024 01:20

General

  • Target

    7f7bc308f1a31734af163c5b00fc0e1159d2ebdcebbe46b7c5113677f84fcea7.exe

  • Size

    828KB

  • MD5

    9a60eaf7797d0888d2ee0361f21c0b81

  • SHA1

    922f6c8f286b435d7fb09e399f1562ec43bb62df

  • SHA256

    7f7bc308f1a31734af163c5b00fc0e1159d2ebdcebbe46b7c5113677f84fcea7

  • SHA512

    57234a89cd56509df48c253ce1484596a5e80550f00f8d932e8577ad69ee7fda853f3d7106f755c2343684de877b07717d9c1a7a9b0d6448cfcbe173bb67d604

  • SSDEEP

    12288:9xgX1QX7kIg7Htqmbif65YY2AKTLFarFdokODW15eP7r9r/+pppppppppppppppX:vUKkIgjZbfX2AKVarFdokSge1q

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Credentials from Password Stores: Credentials from Web Browsers 1 TTPs

    Malicious Access or copy of Web Browser Credential store.

  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Reads WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • 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).

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7f7bc308f1a31734af163c5b00fc0e1159d2ebdcebbe46b7c5113677f84fcea7.exe
    "C:\Users\Admin\AppData\Local\Temp\7f7bc308f1a31734af163c5b00fc0e1159d2ebdcebbe46b7c5113677f84fcea7.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4852
    • 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\7f7bc308f1a31734af163c5b00fc0e1159d2ebdcebbe46b7c5113677f84fcea7.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3192
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\nPKNUIybokG.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:60
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\nPKNUIybokG" /XML "C:\Users\Admin\AppData\Local\Temp\tmpB805.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:3232
    • C:\Users\Admin\AppData\Local\Temp\7f7bc308f1a31734af163c5b00fc0e1159d2ebdcebbe46b7c5113677f84fcea7.exe
      "C:\Users\Admin\AppData\Local\Temp\7f7bc308f1a31734af163c5b00fc0e1159d2ebdcebbe46b7c5113677f84fcea7.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1436

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    2KB

    MD5

    968cb9309758126772781b83adb8a28f

    SHA1

    8da30e71accf186b2ba11da1797cf67f8f78b47c

    SHA256

    92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a

    SHA512

    4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3

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

    Filesize

    18KB

    MD5

    7c9b81477610fc90ce155e8c71fb829a

    SHA1

    a2a0418c27096e86ee50708d5de33fe2a9af08e8

    SHA256

    e56ceed2cdbc8391ea6ae5fe0479fa99cdfc127424d720cb7d3ba2f309137333

    SHA512

    f288cc948714c91cbe7935648ba62fc2dfb412a2a512559b5090eca192086f433b002ae345afcf987c8c4bfff99b4f7d4447571080e05f658544bbc745ff58d4

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_uhwds4bk.x25.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmpB805.tmp

    Filesize

    1KB

    MD5

    81864e9da4d5768177b24cbc7d8a1133

    SHA1

    16af06dd15151c0fed17aca594f77d9c13d1e45e

    SHA256

    4c7aa4b0908a973bb7f8ec0ab3bf8bc2bc66695c9db890564187abcdbdf8482c

    SHA512

    3809fb786851971efe3bbe7f0ab59b52540f9f65d72768cc18c6947a7461d27e6ab804f276c02035454cdffb6bf8947b0a3a15bca0bd61e1bafb5106f278dfa5

  • memory/60-45-0x0000000005BA0000-0x0000000005EF4000-memory.dmp

    Filesize

    3.3MB

  • memory/60-81-0x0000000007690000-0x0000000007698000-memory.dmp

    Filesize

    32KB

  • memory/60-78-0x00000000075A0000-0x00000000075AE000-memory.dmp

    Filesize

    56KB

  • memory/60-76-0x00000000075F0000-0x0000000007686000-memory.dmp

    Filesize

    600KB

  • memory/60-62-0x0000000007240000-0x00000000072E3000-memory.dmp

    Filesize

    652KB

  • memory/60-61-0x00000000065C0000-0x00000000065DE000-memory.dmp

    Filesize

    120KB

  • memory/60-50-0x0000000007000000-0x0000000007032000-memory.dmp

    Filesize

    200KB

  • memory/60-51-0x0000000075920000-0x000000007596C000-memory.dmp

    Filesize

    304KB

  • memory/60-21-0x00000000750B0000-0x0000000075860000-memory.dmp

    Filesize

    7.7MB

  • memory/60-89-0x00000000750B0000-0x0000000075860000-memory.dmp

    Filesize

    7.7MB

  • memory/60-20-0x00000000750B0000-0x0000000075860000-memory.dmp

    Filesize

    7.7MB

  • memory/1436-41-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/1436-85-0x00000000069D0000-0x0000000006A20000-memory.dmp

    Filesize

    320KB

  • memory/3192-15-0x00000000022A0000-0x00000000022D6000-memory.dmp

    Filesize

    216KB

  • memory/3192-79-0x0000000007110000-0x0000000007124000-memory.dmp

    Filesize

    80KB

  • memory/3192-24-0x0000000004D10000-0x0000000004D76000-memory.dmp

    Filesize

    408KB

  • memory/3192-23-0x0000000004BF0000-0x0000000004C12000-memory.dmp

    Filesize

    136KB

  • memory/3192-18-0x00000000750B0000-0x0000000075860000-memory.dmp

    Filesize

    7.7MB

  • memory/3192-17-0x0000000004F20000-0x0000000005548000-memory.dmp

    Filesize

    6.2MB

  • memory/3192-16-0x00000000750B0000-0x0000000075860000-memory.dmp

    Filesize

    7.7MB

  • memory/3192-25-0x0000000004E30000-0x0000000004E96000-memory.dmp

    Filesize

    408KB

  • memory/3192-84-0x00000000750B0000-0x0000000075860000-memory.dmp

    Filesize

    7.7MB

  • memory/3192-48-0x0000000005BA0000-0x0000000005BBE000-memory.dmp

    Filesize

    120KB

  • memory/3192-49-0x0000000005BD0000-0x0000000005C1C000-memory.dmp

    Filesize

    304KB

  • memory/3192-80-0x0000000007210000-0x000000000722A000-memory.dmp

    Filesize

    104KB

  • memory/3192-19-0x00000000750B0000-0x0000000075860000-memory.dmp

    Filesize

    7.7MB

  • memory/3192-77-0x00000000070D0000-0x00000000070E1000-memory.dmp

    Filesize

    68KB

  • memory/3192-75-0x0000000006F40000-0x0000000006F4A000-memory.dmp

    Filesize

    40KB

  • memory/3192-63-0x0000000075920000-0x000000007596C000-memory.dmp

    Filesize

    304KB

  • memory/3192-74-0x0000000006ED0000-0x0000000006EEA000-memory.dmp

    Filesize

    104KB

  • memory/3192-73-0x0000000007520000-0x0000000007B9A000-memory.dmp

    Filesize

    6.5MB

  • memory/4852-8-0x00000000750B0000-0x0000000075860000-memory.dmp

    Filesize

    7.7MB

  • memory/4852-7-0x00000000750BE000-0x00000000750BF000-memory.dmp

    Filesize

    4KB

  • memory/4852-9-0x00000000070F0000-0x0000000007172000-memory.dmp

    Filesize

    520KB

  • memory/4852-6-0x0000000005B00000-0x0000000005B10000-memory.dmp

    Filesize

    64KB

  • memory/4852-10-0x0000000009760000-0x00000000097FC000-memory.dmp

    Filesize

    624KB

  • memory/4852-0-0x00000000750BE000-0x00000000750BF000-memory.dmp

    Filesize

    4KB

  • memory/4852-5-0x00000000750B0000-0x0000000075860000-memory.dmp

    Filesize

    7.7MB

  • memory/4852-47-0x00000000750B0000-0x0000000075860000-memory.dmp

    Filesize

    7.7MB

  • memory/4852-4-0x00000000057E0000-0x00000000057EA000-memory.dmp

    Filesize

    40KB

  • memory/4852-3-0x0000000005720000-0x00000000057B2000-memory.dmp

    Filesize

    584KB

  • memory/4852-2-0x0000000005DB0000-0x0000000006354000-memory.dmp

    Filesize

    5.6MB

  • memory/4852-1-0x0000000000C80000-0x0000000000D54000-memory.dmp

    Filesize

    848KB