Analysis

  • max time kernel
    146s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231127-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06-12-2023 17:16

General

  • Target

    394633bc848d312c2e79e48b1b10eadbce297624c6b844d4f643d93b1fb33c35.exe

  • Size

    832KB

  • MD5

    4cc3e6a5b1f5473111ed0fe08c85455b

  • SHA1

    5c13bab0cff294b13c0542fca040c19ec94e2967

  • SHA256

    394633bc848d312c2e79e48b1b10eadbce297624c6b844d4f643d93b1fb33c35

  • SHA512

    58ec9c7407439d5143a2614add8bd79063be03cc94539628ceb7290b362c1ff0e9a2884cae59700151a60d1b55db1ca3da4e395196137b89af443ceed19963c5

  • SSDEEP

    12288:ac5nF8ME6jD/yecHhUHkWlijOnpmz32LP7PP0WKLcuCgRNwgqYqRe:acPtD/yeGXWliGmzGLjZdgRSgqg

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    zqamcx.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Methodman991

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • 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).

  • 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 22 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\394633bc848d312c2e79e48b1b10eadbce297624c6b844d4f643d93b1fb33c35.exe
    "C:\Users\Admin\AppData\Local\Temp\394633bc848d312c2e79e48b1b10eadbce297624c6b844d4f643d93b1fb33c35.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4028
    • 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\394633bc848d312c2e79e48b1b10eadbce297624c6b844d4f643d93b1fb33c35.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2772
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\ocsLtLXucVcFxs.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1912
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ocsLtLXucVcFxs" /XML "C:\Users\Admin\AppData\Local\Temp\tmp2FA6.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:3596
    • C:\Users\Admin\AppData\Local\Temp\394633bc848d312c2e79e48b1b10eadbce297624c6b844d4f643d93b1fb33c35.exe
      "C:\Users\Admin\AppData\Local\Temp\394633bc848d312c2e79e48b1b10eadbce297624c6b844d4f643d93b1fb33c35.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:4744

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

    02bbba747107799bdda374ce5daea830

    SHA1

    2cb98f8a2980c68ecbdb3b0a9b629e84b9c1328f

    SHA256

    e6b3a6d61812eda50f0ca2853e458e51058cd89813216db9581b5c92676366be

    SHA512

    1913c159df98b29d4273cd4fcff51295e02378e88523805a49b83bc04464e9e71c176a57e8f7127bb263fa713aa02dcb6c2590ac98aba7b9f8e5eacc371b670c

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_qkfqkjsm.ywp.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmp2FA6.tmp

    Filesize

    1KB

    MD5

    c1a71c5cc238813bb4ae2b98c14d7ea3

    SHA1

    21043113a7a58c5009e951b355c597d1d12305f0

    SHA256

    19b3377c8d8ddbb8e06bf30d2d0bc3829cde180c2cd178e56fbc70abb4cfd2d3

    SHA512

    a82e20ce8bfda4581c4bf5d9b18fd869bcd5af4bf89b5ebb807d2cc88728095d429c65462391349a686b17afb832809ac78e533373468bba6545083a787826b8

  • memory/1912-70-0x0000000075880000-0x00000000758CC000-memory.dmp

    Filesize

    304KB

  • memory/1912-55-0x00000000027F0000-0x0000000002800000-memory.dmp

    Filesize

    64KB

  • memory/1912-85-0x00000000076C0000-0x0000000007756000-memory.dmp

    Filesize

    600KB

  • memory/1912-83-0x0000000007440000-0x000000000745A000-memory.dmp

    Filesize

    104KB

  • memory/1912-22-0x00000000027F0000-0x0000000002800000-memory.dmp

    Filesize

    64KB

  • memory/1912-59-0x0000000006700000-0x0000000006732000-memory.dmp

    Filesize

    200KB

  • memory/1912-57-0x000000007F390000-0x000000007F3A0000-memory.dmp

    Filesize

    64KB

  • memory/1912-89-0x0000000007680000-0x0000000007694000-memory.dmp

    Filesize

    80KB

  • memory/1912-38-0x0000000005B20000-0x0000000005B86000-memory.dmp

    Filesize

    408KB

  • memory/1912-91-0x0000000007760000-0x0000000007768000-memory.dmp

    Filesize

    32KB

  • memory/1912-26-0x00000000058A0000-0x00000000058C2000-memory.dmp

    Filesize

    136KB

  • memory/1912-98-0x0000000074FE0000-0x0000000075790000-memory.dmp

    Filesize

    7.7MB

  • memory/1912-21-0x0000000074FE0000-0x0000000075790000-memory.dmp

    Filesize

    7.7MB

  • memory/1912-23-0x00000000027F0000-0x0000000002800000-memory.dmp

    Filesize

    64KB

  • memory/2772-81-0x0000000007460000-0x0000000007503000-memory.dmp

    Filesize

    652KB

  • memory/2772-48-0x0000000005DA0000-0x00000000060F4000-memory.dmp

    Filesize

    3.3MB

  • memory/2772-20-0x0000000002960000-0x0000000002970000-memory.dmp

    Filesize

    64KB

  • memory/2772-19-0x0000000005340000-0x0000000005968000-memory.dmp

    Filesize

    6.2MB

  • memory/2772-18-0x0000000074FE0000-0x0000000075790000-memory.dmp

    Filesize

    7.7MB

  • memory/2772-17-0x0000000002970000-0x00000000029A6000-memory.dmp

    Filesize

    216KB

  • memory/2772-90-0x00000000078C0000-0x00000000078DA000-memory.dmp

    Filesize

    104KB

  • memory/2772-32-0x0000000005B50000-0x0000000005BB6000-memory.dmp

    Filesize

    408KB

  • memory/2772-88-0x00000000077B0000-0x00000000077BE000-memory.dmp

    Filesize

    56KB

  • memory/2772-60-0x0000000075880000-0x00000000758CC000-memory.dmp

    Filesize

    304KB

  • memory/2772-24-0x0000000002960000-0x0000000002970000-memory.dmp

    Filesize

    64KB

  • memory/2772-97-0x0000000074FE0000-0x0000000075790000-memory.dmp

    Filesize

    7.7MB

  • memory/2772-87-0x0000000007780000-0x0000000007791000-memory.dmp

    Filesize

    68KB

  • memory/2772-53-0x0000000006240000-0x000000000625E000-memory.dmp

    Filesize

    120KB

  • memory/2772-54-0x0000000006300000-0x000000000634C000-memory.dmp

    Filesize

    304KB

  • memory/2772-84-0x00000000075F0000-0x00000000075FA000-memory.dmp

    Filesize

    40KB

  • memory/2772-56-0x0000000002960000-0x0000000002970000-memory.dmp

    Filesize

    64KB

  • memory/2772-82-0x0000000007BC0000-0x000000000823A000-memory.dmp

    Filesize

    6.5MB

  • memory/2772-58-0x000000007FDD0000-0x000000007FDE0000-memory.dmp

    Filesize

    64KB

  • memory/2772-71-0x0000000006850000-0x000000000686E000-memory.dmp

    Filesize

    120KB

  • memory/4028-10-0x00000000060E0000-0x000000000617C000-memory.dmp

    Filesize

    624KB

  • memory/4028-8-0x0000000005050000-0x000000000505A000-memory.dmp

    Filesize

    40KB

  • memory/4028-9-0x00000000062F0000-0x000000000636C000-memory.dmp

    Filesize

    496KB

  • memory/4028-0-0x00000000002B0000-0x0000000000384000-memory.dmp

    Filesize

    848KB

  • memory/4028-3-0x0000000004D60000-0x0000000004DF2000-memory.dmp

    Filesize

    584KB

  • memory/4028-7-0x0000000005040000-0x0000000005048000-memory.dmp

    Filesize

    32KB

  • memory/4028-11-0x0000000074FE0000-0x0000000075790000-memory.dmp

    Filesize

    7.7MB

  • memory/4028-6-0x0000000005010000-0x0000000005028000-memory.dmp

    Filesize

    96KB

  • memory/4028-2-0x0000000005430000-0x00000000059D4000-memory.dmp

    Filesize

    5.6MB

  • memory/4028-52-0x0000000074FE0000-0x0000000075790000-memory.dmp

    Filesize

    7.7MB

  • memory/4028-1-0x0000000074FE0000-0x0000000075790000-memory.dmp

    Filesize

    7.7MB

  • memory/4028-5-0x0000000004E30000-0x0000000004E3A000-memory.dmp

    Filesize

    40KB

  • memory/4028-12-0x0000000004D30000-0x0000000004D40000-memory.dmp

    Filesize

    64KB

  • memory/4028-4-0x0000000004D30000-0x0000000004D40000-memory.dmp

    Filesize

    64KB

  • memory/4744-50-0x0000000074FE0000-0x0000000075790000-memory.dmp

    Filesize

    7.7MB

  • memory/4744-86-0x00000000061D0000-0x0000000006220000-memory.dmp

    Filesize

    320KB

  • memory/4744-51-0x0000000005060000-0x0000000005070000-memory.dmp

    Filesize

    64KB

  • memory/4744-47-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/4744-99-0x0000000074FE0000-0x0000000075790000-memory.dmp

    Filesize

    7.7MB

  • memory/4744-100-0x0000000005060000-0x0000000005070000-memory.dmp

    Filesize

    64KB