Analysis

  • max time kernel
    130s
  • max time network
    135s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-09-2024 11:42

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:4948
    • 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:2468
    • 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:1168
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\IbwIIBmUDWimTZ" /XML "C:\Users\Admin\AppData\Local\Temp\tmpB94.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:1096
    • 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:4500
      • 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:4164
      • 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:2828
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\wlBldyvi" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4188.tmp"
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:4796
      • 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:1420

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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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

    4092d42dab5992253d18005e4fa8b7b0

    SHA1

    0bf0dee7c692338538e8484c4228b688f0b6d7a9

    SHA256

    b41e3fe86d4adf9a8d9dbfa8ee52570914a99b106e160cd63eb7d07365adb947

    SHA512

    6c0b433583ccfb79134b6afbfd8a87f5a4ca8bc0721a29710d52489c3ce467c834077a2baba363419334eca12ae0faf2c6315688f60f2e7aad0b6271767d4ac7

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

    Filesize

    18KB

    MD5

    7a625334fcc0887600f2c07518a986ad

    SHA1

    de6b86fbf33f8dc774a7a7b0b0b686493490a0df

    SHA256

    6dd083456cfd27d0b63279e8d4c5522f9cf8e3b136328568ba2825e9f8c5b215

    SHA512

    1c387b995dcd029e0bace8669c0388a5c5f2cb4c32e5c1ed048fbd1d4da525907d9b5f472fd96ba61f23df571a074b87250be8dab995453dd0443a65a15b8690

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_d1yiaktk.ql4.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmp4188.tmp

    Filesize

    1KB

    MD5

    0a050c8f5cdf8fc97242f3fb1bbb88f4

    SHA1

    913a75a567d0d4a6dd5d17fef44c7adec73144c8

    SHA256

    3d52da9ad94f5bf55d249aedd7ad09ca8ed2c73678e747b8bbd2c4b89128d6ed

    SHA512

    d08694571b6915fb41eb6de79b428e9d5cfe1c32644f29527e2b7a4d8481d8b58d9f8f6585b90a44bf8d65528b8bf57c5c2d759b3ca252be1bf7b4d126cab2e5

  • C:\Users\Admin\AppData\Local\Temp\tmpB94.tmp

    Filesize

    1KB

    MD5

    d155def9381718d2d5810d5dd850723c

    SHA1

    1588486bcfd5f3a9dd5b3a3a6f620d5dbabcd6bb

    SHA256

    bdc0536b4b1b5ca861750b8abf12e3c4cc6b26bc69e7fe02aeb4c6bc51465823

    SHA512

    bf086ce9690a5e0dab1ca11a8f41824332b3a1a5fc44a2ddf11640e6339bab9bf56fe8d24f0bbc00d4b3baaab5f0ec01906ee47839db51b01f11f6a0c912d0b6

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

    Filesize

    1.4MB

    MD5

    7c89b48a2752a771eb6457fe2fea1d8e

    SHA1

    afb602ef798b23f400fd3d474cb570aa781797c4

    SHA256

    3d1e16dec7f88b3ccdf7197c64a6eea6a7d3599c12f34893d60012ffd61f15ce

    SHA512

    9338a3817216563677573599d5dd3cacb4be084a2e46c77516d56a207ce7d8d06a376ea4be1a7863ffeb823ae803b891ef947cfb81d4813a52ce152038e97d48

  • memory/1168-88-0x0000000074860000-0x0000000075010000-memory.dmp

    Filesize

    7.7MB

  • memory/1168-76-0x0000000007A00000-0x0000000007A0A000-memory.dmp

    Filesize

    40KB

  • memory/1168-62-0x00000000075C0000-0x00000000075DE000-memory.dmp

    Filesize

    120KB

  • memory/1168-52-0x00000000750F0000-0x000000007513C000-memory.dmp

    Filesize

    304KB

  • memory/1168-82-0x0000000007CB0000-0x0000000007CB8000-memory.dmp

    Filesize

    32KB

  • memory/1168-80-0x0000000007BD0000-0x0000000007BE4000-memory.dmp

    Filesize

    80KB

  • memory/1168-79-0x0000000007BC0000-0x0000000007BCE000-memory.dmp

    Filesize

    56KB

  • memory/1168-34-0x0000000074860000-0x0000000075010000-memory.dmp

    Filesize

    7.7MB

  • memory/1168-75-0x0000000007990000-0x00000000079AA000-memory.dmp

    Filesize

    104KB

  • memory/1168-73-0x0000000007630000-0x00000000076D3000-memory.dmp

    Filesize

    652KB

  • memory/1168-51-0x00000000075E0000-0x0000000007612000-memory.dmp

    Filesize

    200KB

  • memory/1168-26-0x0000000074860000-0x0000000075010000-memory.dmp

    Filesize

    7.7MB

  • memory/1420-115-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/1420-145-0x0000000006EF0000-0x0000000006F40000-memory.dmp

    Filesize

    320KB

  • memory/2468-35-0x0000000005F20000-0x0000000006274000-memory.dmp

    Filesize

    3.3MB

  • memory/2468-81-0x0000000007920000-0x000000000793A000-memory.dmp

    Filesize

    104KB

  • memory/2468-15-0x0000000004D20000-0x0000000004D56000-memory.dmp

    Filesize

    216KB

  • memory/2468-32-0x0000000005D20000-0x0000000005D86000-memory.dmp

    Filesize

    408KB

  • memory/2468-48-0x00000000062A0000-0x00000000062BE000-memory.dmp

    Filesize

    120KB

  • memory/2468-49-0x00000000062E0000-0x000000000632C000-memory.dmp

    Filesize

    304KB

  • memory/2468-89-0x0000000074860000-0x0000000075010000-memory.dmp

    Filesize

    7.7MB

  • memory/2468-17-0x0000000005390000-0x00000000059B8000-memory.dmp

    Filesize

    6.2MB

  • memory/2468-33-0x0000000005EB0000-0x0000000005F16000-memory.dmp

    Filesize

    408KB

  • memory/2468-27-0x0000000005B30000-0x0000000005B52000-memory.dmp

    Filesize

    136KB

  • memory/2468-63-0x00000000750F0000-0x000000007513C000-memory.dmp

    Filesize

    304KB

  • memory/2468-16-0x0000000074860000-0x0000000075010000-memory.dmp

    Filesize

    7.7MB

  • memory/2468-74-0x0000000007C20000-0x000000000829A000-memory.dmp

    Filesize

    6.5MB

  • memory/2468-20-0x0000000074860000-0x0000000075010000-memory.dmp

    Filesize

    7.7MB

  • memory/2468-18-0x0000000074860000-0x0000000075010000-memory.dmp

    Filesize

    7.7MB

  • memory/2468-77-0x0000000007860000-0x00000000078F6000-memory.dmp

    Filesize

    600KB

  • memory/2468-78-0x00000000077E0000-0x00000000077F1000-memory.dmp

    Filesize

    68KB

  • memory/2828-130-0x0000000070FD0000-0x000000007101C000-memory.dmp

    Filesize

    304KB

  • memory/4164-101-0x0000000005590000-0x00000000058E4000-memory.dmp

    Filesize

    3.3MB

  • memory/4164-141-0x00000000072F0000-0x0000000007304000-memory.dmp

    Filesize

    80KB

  • memory/4164-140-0x00000000072B0000-0x00000000072C1000-memory.dmp

    Filesize

    68KB

  • memory/4164-129-0x0000000006F70000-0x0000000007013000-memory.dmp

    Filesize

    652KB

  • memory/4164-119-0x0000000070FD0000-0x000000007101C000-memory.dmp

    Filesize

    304KB

  • memory/4164-118-0x0000000005DD0000-0x0000000005E1C000-memory.dmp

    Filesize

    304KB

  • memory/4500-50-0x0000000006D70000-0x0000000006E10000-memory.dmp

    Filesize

    640KB

  • memory/4500-90-0x00000000070C0000-0x0000000007142000-memory.dmp

    Filesize

    520KB

  • memory/4500-45-0x0000000000400000-0x00000000004D4000-memory.dmp

    Filesize

    848KB

  • memory/4948-5-0x0000000005420000-0x000000000542A000-memory.dmp

    Filesize

    40KB

  • memory/4948-3-0x0000000005340000-0x00000000053D2000-memory.dmp

    Filesize

    584KB

  • memory/4948-6-0x0000000005620000-0x00000000056BC000-memory.dmp

    Filesize

    624KB

  • memory/4948-2-0x0000000005A40000-0x0000000005FE4000-memory.dmp

    Filesize

    5.6MB

  • memory/4948-0-0x000000007486E000-0x000000007486F000-memory.dmp

    Filesize

    4KB

  • memory/4948-8-0x000000007486E000-0x000000007486F000-memory.dmp

    Filesize

    4KB

  • memory/4948-4-0x0000000074860000-0x0000000075010000-memory.dmp

    Filesize

    7.7MB

  • memory/4948-9-0x0000000074860000-0x0000000075010000-memory.dmp

    Filesize

    7.7MB

  • memory/4948-47-0x0000000074860000-0x0000000075010000-memory.dmp

    Filesize

    7.7MB

  • memory/4948-7-0x0000000005A00000-0x0000000005A10000-memory.dmp

    Filesize

    64KB

  • memory/4948-1-0x0000000000990000-0x0000000000B00000-memory.dmp

    Filesize

    1.4MB

  • memory/4948-10-0x0000000007110000-0x0000000007224000-memory.dmp

    Filesize

    1.1MB