Analysis

  • max time kernel
    148s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240221-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240221-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24/02/2024, 01:15

General

  • Target

    fc443da9c980fb8692d8febdf63ec1777e3c16d30084c52c9c16fc4411da54cd.exe

  • Size

    708KB

  • MD5

    d96631c2c4d020c3d75b72da21e9051e

  • SHA1

    95c2021b7cc3ce36d008870fcf9b9a4e6317a560

  • SHA256

    fc443da9c980fb8692d8febdf63ec1777e3c16d30084c52c9c16fc4411da54cd

  • SHA512

    86ced6534e455047debc67864e7dbe723cd6abbbc87047ad701dd7e9666b71e1ea2e6b325077e27a37c26ac752cae9791afbe9e4507f18308c64ed302f8660a8

  • SSDEEP

    12288:BgKqpu+C7T/zchdGnysmYxKG6KflixwwlEnK/xYKZCvtTEtBhzBh3wdkR:BgKqpkXzchdEmYkG5flixwwlBxEFT6fF

Malware Config

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.

  • 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).

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\fc443da9c980fb8692d8febdf63ec1777e3c16d30084c52c9c16fc4411da54cd.exe
    "C:\Users\Admin\AppData\Local\Temp\fc443da9c980fb8692d8febdf63ec1777e3c16d30084c52c9c16fc4411da54cd.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3852
    • 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\fc443da9c980fb8692d8febdf63ec1777e3c16d30084c52c9c16fc4411da54cd.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4276
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\rJGTmC.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:5052
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\rJGTmC" /XML "C:\Users\Admin\AppData\Local\Temp\tmpAD38.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:3836
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3024

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

    968cb9309758126772781b83adb8a28f

    SHA1

    8da30e71accf186b2ba11da1797cf67f8f78b47c

    SHA256

    92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a

    SHA512

    4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3

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

    Filesize

    18KB

    MD5

    c78744b35ce6f388ab9b6f688b12475c

    SHA1

    5899e4de45b027c62315c4d2c04f17df55729ec3

    SHA256

    eb35c46fc1758ea4289145f7276204ce944ca694e06d1a1339037c29d6454bd3

    SHA512

    79146eb94ca0869189f72e8202c21f8972ae4bcacbd8614084bc412cd80d725e76b3a4adced51c6661ee98860dc9587696ad8e301a4ba7b987ca4829fd5f34a2

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_mqd3mwka.asj.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmpAD38.tmp

    Filesize

    1KB

    MD5

    0a368b1d38282757682062e7eaac771b

    SHA1

    00b93553ac671b6255c0c6f4110a10afd2af99a5

    SHA256

    e5f36218a3d4b47598172469240a426c6d322a72d92c0c9b2d35c6f52fd29239

    SHA512

    713be8d2e866b647b20ac248830e8386289a2247af1563e96bb5eeaf690a6514f8ce6fcc46c1d307910421db3d44a89732165b3fbb8c2cf18ad03b85ee48d9cc

  • memory/3024-97-0x0000000074F10000-0x00000000756C0000-memory.dmp

    Filesize

    7.7MB

  • memory/3024-46-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/3024-50-0x0000000074F10000-0x00000000756C0000-memory.dmp

    Filesize

    7.7MB

  • memory/3024-89-0x0000000006A70000-0x0000000006AC0000-memory.dmp

    Filesize

    320KB

  • memory/3852-5-0x0000000005610000-0x000000000561A000-memory.dmp

    Filesize

    40KB

  • memory/3852-4-0x00000000056F0000-0x0000000005700000-memory.dmp

    Filesize

    64KB

  • memory/3852-10-0x0000000006DA0000-0x0000000006E22000-memory.dmp

    Filesize

    520KB

  • memory/3852-8-0x00000000067C0000-0x00000000067CE000-memory.dmp

    Filesize

    56KB

  • memory/3852-7-0x0000000006CE0000-0x0000000006D00000-memory.dmp

    Filesize

    128KB

  • memory/3852-0-0x0000000000AB0000-0x0000000000B64000-memory.dmp

    Filesize

    720KB

  • memory/3852-6-0x00000000057F0000-0x000000000588C000-memory.dmp

    Filesize

    624KB

  • memory/3852-9-0x00000000067D0000-0x00000000067E2000-memory.dmp

    Filesize

    72KB

  • memory/3852-20-0x0000000074F10000-0x00000000756C0000-memory.dmp

    Filesize

    7.7MB

  • memory/3852-3-0x0000000005550000-0x00000000055E2000-memory.dmp

    Filesize

    584KB

  • memory/3852-51-0x0000000074F10000-0x00000000756C0000-memory.dmp

    Filesize

    7.7MB

  • memory/3852-2-0x0000000005B00000-0x00000000060A4000-memory.dmp

    Filesize

    5.6MB

  • memory/3852-48-0x00000000056F0000-0x0000000005700000-memory.dmp

    Filesize

    64KB

  • memory/3852-1-0x0000000074F10000-0x00000000756C0000-memory.dmp

    Filesize

    7.7MB

  • memory/4276-18-0x0000000004F90000-0x00000000055B8000-memory.dmp

    Filesize

    6.2MB

  • memory/4276-80-0x00000000075B0000-0x0000000007C2A000-memory.dmp

    Filesize

    6.5MB

  • memory/4276-15-0x0000000002360000-0x0000000002396000-memory.dmp

    Filesize

    216KB

  • memory/4276-47-0x0000000005740000-0x0000000005A94000-memory.dmp

    Filesize

    3.3MB

  • memory/4276-16-0x0000000074F10000-0x00000000756C0000-memory.dmp

    Filesize

    7.7MB

  • memory/4276-95-0x0000000074F10000-0x00000000756C0000-memory.dmp

    Filesize

    7.7MB

  • memory/4276-23-0x0000000004C80000-0x0000000004CA2000-memory.dmp

    Filesize

    136KB

  • memory/4276-17-0x0000000002440000-0x0000000002450000-memory.dmp

    Filesize

    64KB

  • memory/4276-19-0x0000000002440000-0x0000000002450000-memory.dmp

    Filesize

    64KB

  • memory/4276-53-0x00000000061B0000-0x00000000061FC000-memory.dmp

    Filesize

    304KB

  • memory/4276-54-0x0000000002440000-0x0000000002450000-memory.dmp

    Filesize

    64KB

  • memory/4276-88-0x0000000007290000-0x0000000007298000-memory.dmp

    Filesize

    32KB

  • memory/4276-85-0x00000000071A0000-0x00000000071AE000-memory.dmp

    Filesize

    56KB

  • memory/4276-56-0x0000000006280000-0x00000000062B2000-memory.dmp

    Filesize

    200KB

  • memory/4276-83-0x00000000071F0000-0x0000000007286000-memory.dmp

    Filesize

    600KB

  • memory/4276-58-0x0000000075770000-0x00000000757BC000-memory.dmp

    Filesize

    304KB

  • memory/5052-79-0x0000000007950000-0x00000000079F3000-memory.dmp

    Filesize

    652KB

  • memory/5052-87-0x0000000007FA0000-0x0000000007FBA000-memory.dmp

    Filesize

    104KB

  • memory/5052-69-0x0000000006F00000-0x0000000006F1E000-memory.dmp

    Filesize

    120KB

  • memory/5052-81-0x0000000007C60000-0x0000000007C7A000-memory.dmp

    Filesize

    104KB

  • memory/5052-82-0x0000000007CE0000-0x0000000007CEA000-memory.dmp

    Filesize

    40KB

  • memory/5052-59-0x0000000075770000-0x00000000757BC000-memory.dmp

    Filesize

    304KB

  • memory/5052-84-0x0000000007E60000-0x0000000007E71000-memory.dmp

    Filesize

    68KB

  • memory/5052-57-0x000000007F950000-0x000000007F960000-memory.dmp

    Filesize

    64KB

  • memory/5052-86-0x0000000007EA0000-0x0000000007EB4000-memory.dmp

    Filesize

    80KB

  • memory/5052-25-0x0000000005430000-0x0000000005440000-memory.dmp

    Filesize

    64KB

  • memory/5052-55-0x0000000005430000-0x0000000005440000-memory.dmp

    Filesize

    64KB

  • memory/5052-52-0x0000000006950000-0x000000000696E000-memory.dmp

    Filesize

    120KB

  • memory/5052-22-0x0000000074F10000-0x00000000756C0000-memory.dmp

    Filesize

    7.7MB

  • memory/5052-24-0x00000000060A0000-0x0000000006106000-memory.dmp

    Filesize

    408KB

  • memory/5052-26-0x00000000062C0000-0x0000000006326000-memory.dmp

    Filesize

    408KB

  • memory/5052-96-0x0000000074F10000-0x00000000756C0000-memory.dmp

    Filesize

    7.7MB

  • memory/5052-27-0x0000000005430000-0x0000000005440000-memory.dmp

    Filesize

    64KB