Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-05-2024 16:03

General

  • Target

    USD BANK DETAILS.PNG.exe

  • Size

    670KB

  • MD5

    41373fb609440bc4177a1db81e594b69

  • SHA1

    d67b37e144112e75cea9aa32f3c29775c8cfe045

  • SHA256

    39fe44328453edb4688201f0d3c6c0d07baa65d92ee1c5e0ad496bc71d1b0c9b

  • SHA512

    bc7305c0375cb972ad151c4320704fef47c6f266d692ba44ce278e12e07b06030a0aa42593d5e68f2ce9ecb112543417eab883c9e0787b7cb17a415b4899313b

  • SSDEEP

    12288:CCguti8LkpEatDtW4uBiCv4CFXuOkq9b6O9P7Q0NRUONkR:Fj4jEiWliCwwu8oYP7Q0NRUn

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • 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.

  • 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 13 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\USD BANK DETAILS.PNG.exe
    "C:\Users\Admin\AppData\Local\Temp\USD BANK DETAILS.PNG.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3228
    • 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\USD BANK DETAILS.PNG.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:940
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\waNwgSaPPjkOka.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2476
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\waNwgSaPPjkOka" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9EC0.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1784
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4368

Network

MITRE ATT&CK Matrix ATT&CK v13

Execution

Command and Scripting Interpreter

1
T1059

PowerShell

1
T1059.001

Scheduled Task/Job

1
T1053

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Defense Evasion

Modify Registry

1
T1112

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Replay Monitor

Loading Replay Monitor...

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

    44933f22b12108a9d1c01a07eebd0475

    SHA1

    1105335d91ad52ec528beff2ee3c495b1efb17ac

    SHA256

    1a1387dd457ed625dafe77cb0bcf48cd5dd1457e060c18377740571a208b7220

    SHA512

    e410bb433cc06b0272d211a09a6e29ed2e21ead37fb67e748d3e42780f2eb9aade2de436d1ef3f0f78fa43eaf619a389f4e5ffc17610b39b8f85420dde0edab2

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ke4n5fv3.1ne.ps1
    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmp9EC0.tmp
    Filesize

    1KB

    MD5

    7d8f1997582aa2dac6354751d2f6aab2

    SHA1

    96229329549cc892281be5e2e8b912c73a08bb1a

    SHA256

    28cb077828909ea489ef754c01a39c5203793dcbca926f37d98956736e930aff

    SHA512

    f1b3c2b86b9d6e73f32f0f6fa768e69c3c63903eab5388a2adc5b8b4989ce340c7d44ff9ebeb781299b920c2220d84a201b51c808f9e77920a6556480a7d7a16

  • memory/940-76-0x0000000007840000-0x000000000785A000-memory.dmp
    Filesize

    104KB

  • memory/940-50-0x0000000006500000-0x000000000651E000-memory.dmp
    Filesize

    120KB

  • memory/940-90-0x00000000747D0000-0x0000000074F80000-memory.dmp
    Filesize

    7.7MB

  • memory/940-81-0x0000000007A70000-0x0000000007A7E000-memory.dmp
    Filesize

    56KB

  • memory/940-79-0x0000000007A40000-0x0000000007A51000-memory.dmp
    Filesize

    68KB

  • memory/940-75-0x0000000007E90000-0x000000000850A000-memory.dmp
    Filesize

    6.5MB

  • memory/940-14-0x0000000002BD0000-0x0000000002C06000-memory.dmp
    Filesize

    216KB

  • memory/940-65-0x0000000075040000-0x000000007508C000-memory.dmp
    Filesize

    304KB

  • memory/940-16-0x0000000005870000-0x0000000005E98000-memory.dmp
    Filesize

    6.2MB

  • memory/940-17-0x00000000747D0000-0x0000000074F80000-memory.dmp
    Filesize

    7.7MB

  • memory/940-18-0x00000000747D0000-0x0000000074F80000-memory.dmp
    Filesize

    7.7MB

  • memory/940-19-0x00000000747D0000-0x0000000074F80000-memory.dmp
    Filesize

    7.7MB

  • memory/940-22-0x00000000057D0000-0x0000000005836000-memory.dmp
    Filesize

    408KB

  • memory/940-23-0x0000000005EA0000-0x0000000005F06000-memory.dmp
    Filesize

    408KB

  • memory/940-26-0x0000000005F10000-0x0000000006264000-memory.dmp
    Filesize

    3.3MB

  • memory/940-51-0x0000000006A50000-0x0000000006A9C000-memory.dmp
    Filesize

    304KB

  • memory/940-21-0x0000000005630000-0x0000000005652000-memory.dmp
    Filesize

    136KB

  • memory/2476-91-0x00000000747D0000-0x0000000074F80000-memory.dmp
    Filesize

    7.7MB

  • memory/2476-52-0x0000000006730000-0x0000000006762000-memory.dmp
    Filesize

    200KB

  • memory/2476-25-0x00000000747D0000-0x0000000074F80000-memory.dmp
    Filesize

    7.7MB

  • memory/2476-24-0x00000000747D0000-0x0000000074F80000-memory.dmp
    Filesize

    7.7MB

  • memory/2476-33-0x00000000747D0000-0x0000000074F80000-memory.dmp
    Filesize

    7.7MB

  • memory/2476-84-0x0000000007820000-0x0000000007828000-memory.dmp
    Filesize

    32KB

  • memory/2476-83-0x0000000007840000-0x000000000785A000-memory.dmp
    Filesize

    104KB

  • memory/2476-82-0x0000000007740000-0x0000000007754000-memory.dmp
    Filesize

    80KB

  • memory/2476-78-0x0000000007780000-0x0000000007816000-memory.dmp
    Filesize

    600KB

  • memory/2476-53-0x0000000075040000-0x000000007508C000-memory.dmp
    Filesize

    304KB

  • memory/2476-63-0x0000000006710000-0x000000000672E000-memory.dmp
    Filesize

    120KB

  • memory/2476-64-0x00000000071B0000-0x0000000007253000-memory.dmp
    Filesize

    652KB

  • memory/2476-77-0x0000000007580000-0x000000000758A000-memory.dmp
    Filesize

    40KB

  • memory/3228-3-0x00000000057B0000-0x0000000005842000-memory.dmp
    Filesize

    584KB

  • memory/3228-2-0x0000000005D60000-0x0000000006304000-memory.dmp
    Filesize

    5.6MB

  • memory/3228-0-0x00000000747DE000-0x00000000747DF000-memory.dmp
    Filesize

    4KB

  • memory/3228-15-0x00000000747DE000-0x00000000747DF000-memory.dmp
    Filesize

    4KB

  • memory/3228-4-0x0000000005780000-0x000000000578A000-memory.dmp
    Filesize

    40KB

  • memory/3228-8-0x0000000007120000-0x00000000071A4000-memory.dmp
    Filesize

    528KB

  • memory/3228-27-0x00000000747D0000-0x0000000074F80000-memory.dmp
    Filesize

    7.7MB

  • memory/3228-49-0x00000000747D0000-0x0000000074F80000-memory.dmp
    Filesize

    7.7MB

  • memory/3228-5-0x00000000747D0000-0x0000000074F80000-memory.dmp
    Filesize

    7.7MB

  • memory/3228-7-0x0000000005D40000-0x0000000005D50000-memory.dmp
    Filesize

    64KB

  • memory/3228-9-0x0000000009780000-0x000000000981C000-memory.dmp
    Filesize

    624KB

  • memory/3228-1-0x0000000000D10000-0x0000000000DBA000-memory.dmp
    Filesize

    680KB

  • memory/3228-6-0x0000000005D20000-0x0000000005D3A000-memory.dmp
    Filesize

    104KB

  • memory/4368-47-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB

  • memory/4368-92-0x00000000064C0000-0x0000000006510000-memory.dmp
    Filesize

    320KB