Analysis

  • max time kernel
    132s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-09-2024 01:10

General

  • Target

    SPW AW25 - PO.010 SMS.exe

  • Size

    1.4MB

  • MD5

    7c89b48a2752a771eb6457fe2fea1d8e

  • SHA1

    afb602ef798b23f400fd3d474cb570aa781797c4

  • SHA256

    3d1e16dec7f88b3ccdf7197c64a6eea6a7d3599c12f34893d60012ffd61f15ce

  • SHA512

    9338a3817216563677573599d5dd3cacb4be084a2e46c77516d56a207ce7d8d06a376ea4be1a7863ffeb823ae803b891ef947cfb81d4813a52ce152038e97d48

  • SSDEEP

    24576:OnpUwegOzvr+8J97vsJRx1osJYWDaK9rB6hjscMmQV5IPiMtWb05UaaYy6nnjqKh:OCri8H7vsjx1V15B6xscMmY6ivQUNEjF

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 4 IoCs

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

  • Checks computer location settings 2 TTPs 2 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.

  • 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 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 9 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 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of WriteProcessMemory 34 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SPW AW25 - PO.010 SMS.exe
    "C:\Users\Admin\AppData\Local\Temp\SPW AW25 - PO.010 SMS.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1568
    • 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\SPW AW25 - PO.010 SMS.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4952
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\IbwIIBmUDWimTZ.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4020
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\IbwIIBmUDWimTZ" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC573.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:4544
    • C:\Users\Admin\AppData\Local\Temp\SPW AW25 - PO.010 SMS.exe
      "C:\Users\Admin\AppData\Local\Temp\SPW AW25 - PO.010 SMS.exe"
      2⤵
      • Checks computer location settings
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4424
      • 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\SPW AW25 - PO.010 SMS.exe"
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2816
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\wlBldyvi.exe"
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1600
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\wlBldyvi" /XML "C:\Users\Admin\AppData\Local\Temp\tmpFB67.tmp"
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:1112
      • C:\Users\Admin\AppData\Local\Temp\SPW AW25 - PO.010 SMS.exe
        "C:\Users\Admin\AppData\Local\Temp\SPW AW25 - PO.010 SMS.exe"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4212

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\SPW AW25 - PO.010 SMS.exe.log

    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • 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

    86f11aa252c3547f5ccd46acbf1562b6

    SHA1

    7cc4f6da32677800df4d7090122275de778201a3

    SHA256

    3cd5ad28d50d4b9511d89e80cd729a86559e0b5afc58715ea1b114bda87180e0

    SHA512

    7c8a9314fa5bbd687136a825b8d966d0a9f31a8ffd4a42a75b18fffaac61d0784fa3a97de18b847b2f2a98613c6053c39358ad5a58dd976343bb9801fe9d19f7

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

    Filesize

    18KB

    MD5

    5c761ccbdb1a018195edb4540a90ce3b

    SHA1

    99b875593a37ef6f537c029254d87b2ffb61847b

    SHA256

    fcc6778cb4df0645307fbdc986fb6dc594211e596daa70b137778973aa3e7bab

    SHA512

    f75b123f335bf5b9dbf14d0a8e145c8f782732a1a1e786560ee09f6fe01743522be4ef53bd5e49a890eb97659cad5e8d9e6bcb453e60c91aa684a688b1fde33b

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_cgxqqdnx.fkc.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmpC573.tmp

    Filesize

    1KB

    MD5

    1ff8e571f41f625c0731800044c97a81

    SHA1

    23870644c81316aeb6cb588f53f81a4a04aa5d95

    SHA256

    d1560eb930ce01799a8707658d5f3a5c1d5d4cc77d990fff0e69b6fe3ca00fc8

    SHA512

    b9594da45f1e3c8d1a3cd00556adb5615823bc22a7bf348e5d9e0e4dd4784445728626469663782887e152f635bc1199ee24efc7149a15cfb881e58f482c60c4

  • C:\Users\Admin\AppData\Local\Temp\tmpFB67.tmp

    Filesize

    1KB

    MD5

    ea795c2c315f91346d6f7706f07e731c

    SHA1

    84caec7ed3cc57e01e0dcde756fe9b4ccb87522e

    SHA256

    015aa297edb75cbd834dcc2f4d4855c074ac5eb786223f37ba9fcf76bea75076

    SHA512

    9933fa6c3998149e5ddcba7fe6779985bd9b3f8ad876b37ac5e1eb935f0ea1527250e01b396267dc2a721304898191b1386b49f7899bf0c26564d8234b51a7f2

  • C:\Users\Admin\AppData\Roaming\wlBldyvi.exe

    Filesize

    1.4MB

    MD5

    7c89b48a2752a771eb6457fe2fea1d8e

    SHA1

    afb602ef798b23f400fd3d474cb570aa781797c4

    SHA256

    3d1e16dec7f88b3ccdf7197c64a6eea6a7d3599c12f34893d60012ffd61f15ce

    SHA512

    9338a3817216563677573599d5dd3cacb4be084a2e46c77516d56a207ce7d8d06a376ea4be1a7863ffeb823ae803b891ef947cfb81d4813a52ce152038e97d48

  • memory/1568-5-0x0000000005870000-0x000000000590C000-memory.dmp

    Filesize

    624KB

  • memory/1568-9-0x0000000075020000-0x00000000757D0000-memory.dmp

    Filesize

    7.7MB

  • memory/1568-10-0x0000000007370000-0x0000000007484000-memory.dmp

    Filesize

    1.1MB

  • memory/1568-8-0x000000007502E000-0x000000007502F000-memory.dmp

    Filesize

    4KB

  • memory/1568-7-0x0000000006D00000-0x0000000006D10000-memory.dmp

    Filesize

    64KB

  • memory/1568-6-0x0000000075020000-0x00000000757D0000-memory.dmp

    Filesize

    7.7MB

  • memory/1568-4-0x00000000055E0000-0x00000000055EA000-memory.dmp

    Filesize

    40KB

  • memory/1568-0-0x000000007502E000-0x000000007502F000-memory.dmp

    Filesize

    4KB

  • memory/1568-43-0x0000000075020000-0x00000000757D0000-memory.dmp

    Filesize

    7.7MB

  • memory/1568-3-0x0000000005620000-0x00000000056B2000-memory.dmp

    Filesize

    584KB

  • memory/1568-2-0x0000000005BD0000-0x0000000006174000-memory.dmp

    Filesize

    5.6MB

  • memory/1568-1-0x0000000000AC0000-0x0000000000C30000-memory.dmp

    Filesize

    1.4MB

  • memory/1600-130-0x0000000071690000-0x00000000716DC000-memory.dmp

    Filesize

    304KB

  • memory/2816-141-0x0000000007250000-0x0000000007264000-memory.dmp

    Filesize

    80KB

  • memory/2816-96-0x0000000005660000-0x00000000059B4000-memory.dmp

    Filesize

    3.3MB

  • memory/2816-118-0x00000000061E0000-0x000000000622C000-memory.dmp

    Filesize

    304KB

  • memory/2816-119-0x0000000071690000-0x00000000716DC000-memory.dmp

    Filesize

    304KB

  • memory/2816-129-0x0000000006F20000-0x0000000006FC3000-memory.dmp

    Filesize

    652KB

  • memory/2816-140-0x0000000007220000-0x0000000007231000-memory.dmp

    Filesize

    68KB

  • memory/4020-88-0x0000000075020000-0x00000000757D0000-memory.dmp

    Filesize

    7.7MB

  • memory/4020-21-0x0000000075020000-0x00000000757D0000-memory.dmp

    Filesize

    7.7MB

  • memory/4020-51-0x00000000075B0000-0x00000000075E2000-memory.dmp

    Filesize

    200KB

  • memory/4020-49-0x00000000065F0000-0x000000000660E000-memory.dmp

    Filesize

    120KB

  • memory/4020-62-0x0000000006BE0000-0x0000000006BFE000-memory.dmp

    Filesize

    120KB

  • memory/4020-52-0x00000000758D0000-0x000000007591C000-memory.dmp

    Filesize

    304KB

  • memory/4020-73-0x00000000075F0000-0x0000000007693000-memory.dmp

    Filesize

    652KB

  • memory/4020-82-0x0000000007C30000-0x0000000007C38000-memory.dmp

    Filesize

    32KB

  • memory/4020-23-0x0000000075020000-0x00000000757D0000-memory.dmp

    Filesize

    7.7MB

  • memory/4020-80-0x0000000007B50000-0x0000000007B64000-memory.dmp

    Filesize

    80KB

  • memory/4020-42-0x0000000005FB0000-0x0000000006304000-memory.dmp

    Filesize

    3.3MB

  • memory/4020-78-0x0000000007B10000-0x0000000007B21000-memory.dmp

    Filesize

    68KB

  • memory/4020-50-0x0000000006B70000-0x0000000006BBC000-memory.dmp

    Filesize

    304KB

  • memory/4212-97-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/4212-145-0x0000000006F70000-0x0000000006FC0000-memory.dmp

    Filesize

    320KB

  • memory/4424-48-0x0000000006CA0000-0x0000000006D40000-memory.dmp

    Filesize

    640KB

  • memory/4424-90-0x0000000007080000-0x0000000007102000-memory.dmp

    Filesize

    520KB

  • memory/4424-25-0x0000000000400000-0x00000000004D4000-memory.dmp

    Filesize

    848KB

  • memory/4952-22-0x0000000004D90000-0x0000000004DB2000-memory.dmp

    Filesize

    136KB

  • memory/4952-76-0x0000000006EF0000-0x0000000006EFA000-memory.dmp

    Filesize

    40KB

  • memory/4952-89-0x0000000075020000-0x00000000757D0000-memory.dmp

    Filesize

    7.7MB

  • memory/4952-24-0x00000000054A0000-0x0000000005506000-memory.dmp

    Filesize

    408KB

  • memory/4952-79-0x00000000070B0000-0x00000000070BE000-memory.dmp

    Filesize

    56KB

  • memory/4952-26-0x0000000005510000-0x0000000005576000-memory.dmp

    Filesize

    408KB

  • memory/4952-81-0x00000000071C0000-0x00000000071DA000-memory.dmp

    Filesize

    104KB

  • memory/4952-77-0x0000000007100000-0x0000000007196000-memory.dmp

    Filesize

    600KB

  • memory/4952-75-0x0000000006E80000-0x0000000006E9A000-memory.dmp

    Filesize

    104KB

  • memory/4952-74-0x00000000074D0000-0x0000000007B4A000-memory.dmp

    Filesize

    6.5MB

  • memory/4952-20-0x0000000075020000-0x00000000757D0000-memory.dmp

    Filesize

    7.7MB

  • memory/4952-18-0x0000000075020000-0x00000000757D0000-memory.dmp

    Filesize

    7.7MB

  • memory/4952-17-0x0000000004E00000-0x0000000005428000-memory.dmp

    Filesize

    6.2MB

  • memory/4952-16-0x0000000075020000-0x00000000757D0000-memory.dmp

    Filesize

    7.7MB

  • memory/4952-15-0x0000000002230000-0x0000000002266000-memory.dmp

    Filesize

    216KB

  • memory/4952-63-0x00000000758D0000-0x000000007591C000-memory.dmp

    Filesize

    304KB