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Analysis

  • max time kernel
    117s
  • max time network
    137s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/10/2024, 15:28

General

  • Target

    BankPayment38735.exe

  • Size

    717KB

  • MD5

    877e46a39f78d56e54ce0295fe44fe4a

  • SHA1

    eeb860d6422841ce762fe25d79ff964d20d83414

  • SHA256

    0dfe79bf85e9cfcbcd5ffa2cb21370eaf78d80d27ae4b4b0c5087afad5c6ebb8

  • SHA512

    285412508839fd3e1e33a0b2e93b3241a2e2b4353ae41d3ad7d078276efa1556a0a8a7932952eaebb6805321fe6714def5947fbad0b5fea6eecf4c15be27ceab

  • SSDEEP

    12288:V3T6rwP58TpjBoM85qinZiIJPt05stSfaZ1Fyi+6iLB:crwB8TVBa5HskP25stSfaZ1wi+6G

Malware Config

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    ftp.haliza.com.my
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    JesusChrist007$

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.haliza.com.my
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    JesusChrist007$

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.

  • 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 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • 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 SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\BankPayment38735.exe
    "C:\Users\Admin\AppData\Local\Temp\BankPayment38735.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:3724
    • 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\BankPayment38735.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4104
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\KTImczzgnf.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4264
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\KTImczzgnf" /XML "C:\Users\Admin\AppData\Local\Temp\tmpFA8C.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:3584
    • C:\Users\Admin\AppData\Local\Temp\BankPayment38735.exe
      "C:\Users\Admin\AppData\Local\Temp\BankPayment38735.exe"
      2⤵
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2016

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    2KB

    MD5

    3d086a433708053f9bf9523e1d87a4e8

    SHA1

    b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28

    SHA256

    6f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69

    SHA512

    931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd

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

    Filesize

    18KB

    MD5

    7caf6220b712255c861e015e89412cde

    SHA1

    cd202802f2c1dead566742279cb5e7b041f5553f

    SHA256

    0394711d13c6c56ec2026b91ec3274e0b7147015854db7292cd718c59a7deefa

    SHA512

    d47aa0768a0d4d856dbbe46bdbc5dd112f20ef5b219b2ffdc93b2daecdc4bf4b91949c8eb2c529b6e285ed3d6b735980a545690939affef86ee1685c0a113601

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ujfjj0sg.4oq.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmpFA8C.tmp

    Filesize

    1KB

    MD5

    b78cfe9f94181eb86eb9761336a950b9

    SHA1

    13745f58edb0d9d9c06eb4c9a387f60f419f68d1

    SHA256

    95be2d05507cc380c8d4056845dc3b4b1784ffd400171ceb7bd9effbb1ee73c9

    SHA512

    92a814f7fd896e361e87de6e68ed22e871086f960c5630fd8f54640c1260a650547723d4f4cafea57ec452bfe647ef6550becefc2840bf9c5d8f00230ba4ff0d

  • memory/2016-91-0x0000000006C30000-0x0000000006C80000-memory.dmp

    Filesize

    320KB

  • memory/2016-45-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/3724-4-0x0000000005010000-0x000000000501A000-memory.dmp

    Filesize

    40KB

  • memory/3724-7-0x000000007472E000-0x000000007472F000-memory.dmp

    Filesize

    4KB

  • memory/3724-8-0x0000000074720000-0x0000000074ED0000-memory.dmp

    Filesize

    7.7MB

  • memory/3724-9-0x0000000002850000-0x00000000028D4000-memory.dmp

    Filesize

    528KB

  • memory/3724-10-0x000000000AF10000-0x000000000AFAC000-memory.dmp

    Filesize

    624KB

  • memory/3724-6-0x0000000005120000-0x000000000513E000-memory.dmp

    Filesize

    120KB

  • memory/3724-5-0x0000000074720000-0x0000000074ED0000-memory.dmp

    Filesize

    7.7MB

  • memory/3724-3-0x0000000004F60000-0x0000000004FF2000-memory.dmp

    Filesize

    584KB

  • memory/3724-48-0x0000000074720000-0x0000000074ED0000-memory.dmp

    Filesize

    7.7MB

  • memory/3724-0-0x000000007472E000-0x000000007472F000-memory.dmp

    Filesize

    4KB

  • memory/3724-2-0x0000000005430000-0x00000000059D4000-memory.dmp

    Filesize

    5.6MB

  • memory/3724-1-0x00000000004F0000-0x00000000005AA000-memory.dmp

    Filesize

    744KB

  • memory/4104-22-0x00000000054D0000-0x0000000005536000-memory.dmp

    Filesize

    408KB

  • memory/4104-63-0x0000000070ED0000-0x0000000070F1C000-memory.dmp

    Filesize

    304KB

  • memory/4104-23-0x0000000005460000-0x00000000054C6000-memory.dmp

    Filesize

    408KB

  • memory/4104-15-0x00000000046A0000-0x00000000046D6000-memory.dmp

    Filesize

    216KB

  • memory/4104-89-0x0000000074720000-0x0000000074ED0000-memory.dmp

    Filesize

    7.7MB

  • memory/4104-44-0x0000000074720000-0x0000000074ED0000-memory.dmp

    Filesize

    7.7MB

  • memory/4104-17-0x0000000004E30000-0x0000000005458000-memory.dmp

    Filesize

    6.2MB

  • memory/4104-21-0x0000000004D90000-0x0000000004DB2000-memory.dmp

    Filesize

    136KB

  • memory/4104-18-0x0000000074720000-0x0000000074ED0000-memory.dmp

    Filesize

    7.7MB

  • memory/4104-16-0x0000000074720000-0x0000000074ED0000-memory.dmp

    Filesize

    7.7MB

  • memory/4104-82-0x0000000007290000-0x0000000007298000-memory.dmp

    Filesize

    32KB

  • memory/4104-81-0x00000000072B0000-0x00000000072CA000-memory.dmp

    Filesize

    104KB

  • memory/4104-80-0x00000000071B0000-0x00000000071C4000-memory.dmp

    Filesize

    80KB

  • memory/4104-78-0x0000000007170000-0x0000000007181000-memory.dmp

    Filesize

    68KB

  • memory/4104-75-0x00000000075B0000-0x0000000007C2A000-memory.dmp

    Filesize

    6.5MB

  • memory/4104-43-0x0000000005630000-0x0000000005984000-memory.dmp

    Filesize

    3.3MB

  • memory/4264-62-0x0000000006B90000-0x0000000006BAE000-memory.dmp

    Filesize

    120KB

  • memory/4264-46-0x0000000074720000-0x0000000074ED0000-memory.dmp

    Filesize

    7.7MB

  • memory/4264-76-0x0000000007980000-0x000000000798A000-memory.dmp

    Filesize

    40KB

  • memory/4264-77-0x0000000007B90000-0x0000000007C26000-memory.dmp

    Filesize

    600KB

  • memory/4264-51-0x0000000006BB0000-0x0000000006BE2000-memory.dmp

    Filesize

    200KB

  • memory/4264-79-0x0000000007B40000-0x0000000007B4E000-memory.dmp

    Filesize

    56KB

  • memory/4264-50-0x0000000006B10000-0x0000000006B5C000-memory.dmp

    Filesize

    304KB

  • memory/4264-74-0x0000000007910000-0x000000000792A000-memory.dmp

    Filesize

    104KB

  • memory/4264-73-0x00000000075C0000-0x0000000007663000-memory.dmp

    Filesize

    652KB

  • memory/4264-49-0x00000000065C0000-0x00000000065DE000-memory.dmp

    Filesize

    120KB

  • memory/4264-20-0x0000000074720000-0x0000000074ED0000-memory.dmp

    Filesize

    7.7MB

  • memory/4264-90-0x0000000074720000-0x0000000074ED0000-memory.dmp

    Filesize

    7.7MB

  • memory/4264-52-0x0000000070ED0000-0x0000000070F1C000-memory.dmp

    Filesize

    304KB

  • memory/4264-29-0x0000000074720000-0x0000000074ED0000-memory.dmp

    Filesize

    7.7MB