Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-03-2024 01:05

General

  • Target

    ec06302a54b3130a87c2d018b89c422e54f2b9c3957ea3d5b8dcebcc4f32e5d1.exe

  • Size

    774KB

  • MD5

    5f1ddff39c01f97878dc4d7d49d1f71d

  • SHA1

    5288bcdbd5eb69394177eb7fdead46b60d282838

  • SHA256

    ec06302a54b3130a87c2d018b89c422e54f2b9c3957ea3d5b8dcebcc4f32e5d1

  • SHA512

    a32759cefdeb87e6eca2b1823486b12c452eaf2dd1ff85eb6cd326d190fc9a9806b6398208198033cb04f7c4c52ff1090b29a4ddd491ec4a597ae49efbdd9024

  • SSDEEP

    12288:yDspRsBv1+jMsbSQIP7Ew1XaXBaBHY79prx4B3PPehHO5aIxST0V:1pRsCjpbfIP72EcFy3335bxS

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.kabeercommodities.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    w{A6H.o&sz%g

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\ec06302a54b3130a87c2d018b89c422e54f2b9c3957ea3d5b8dcebcc4f32e5d1.exe
    "C:\Users\Admin\AppData\Local\Temp\ec06302a54b3130a87c2d018b89c422e54f2b9c3957ea3d5b8dcebcc4f32e5d1.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1052
    • 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\ec06302a54b3130a87c2d018b89c422e54f2b9c3957ea3d5b8dcebcc4f32e5d1.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:444
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\rbWIxZEHFR.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1092
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\rbWIxZEHFR" /XML "C:\Users\Admin\AppData\Local\Temp\tmp68CC.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2976
    • C:\Users\Admin\AppData\Local\Temp\ec06302a54b3130a87c2d018b89c422e54f2b9c3957ea3d5b8dcebcc4f32e5d1.exe
      "C:\Users\Admin\AppData\Local\Temp\ec06302a54b3130a87c2d018b89c422e54f2b9c3957ea3d5b8dcebcc4f32e5d1.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4372

Network

MITRE ATT&CK Matrix ATT&CK v13

Execution

Scheduled Task/Job

1
T1053

Persistence

Scheduled Task/Job

1
T1053

Privilege Escalation

Scheduled Task/Job

1
T1053

Credential Access

Unsecured Credentials

4
T1552

Credentials In Files

3
T1552.001

Credentials in Registry

1
T1552.002

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

4
T1005

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

    f739a9b6341bc875c4c8a009bcef20c1

    SHA1

    6d1ec6aa0b88da8e69006456e72a5948d763604d

    SHA256

    77bb5ec5c5cf92e9929bac00d5c4ad10b5fe083e83cda1b10b98b0fd53d962d4

    SHA512

    ece16909db5ece7b46491e86cbbf44a95d940030b4566e20fcd841fed6f4b8c8f4916c33f46aae77030b001d97b3f113cff05cf68feb32db708adb8f2cf45d36

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_j35qvwqx.ndr.ps1
    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmp68CC.tmp
    Filesize

    1KB

    MD5

    665bf18bfc4fe3c0df4bb1607606edee

    SHA1

    ca8a71c79926af11ffbd618319dab1dd3265ece5

    SHA256

    929747d31d3ee2263aab8a9c26c7f259ec3b55fe85891d88226da39132d78786

    SHA512

    94ebdba67d3352ae1987937c4768e4417105580c4af4ddf0da8debdebc76d4f70762bdf7e932e483056a7e68f352684d5060a762305f0ab78f6352b327015de8

  • memory/444-83-0x0000000005680000-0x0000000005690000-memory.dmp
    Filesize

    64KB

  • memory/444-86-0x0000000007EC0000-0x0000000007ED1000-memory.dmp
    Filesize

    68KB

  • memory/444-70-0x0000000070FC0000-0x000000007100C000-memory.dmp
    Filesize

    304KB

  • memory/444-71-0x000000007F2E0000-0x000000007F2F0000-memory.dmp
    Filesize

    64KB

  • memory/444-46-0x00000000063D0000-0x0000000006724000-memory.dmp
    Filesize

    3.3MB

  • memory/444-22-0x00000000059E0000-0x0000000005A02000-memory.dmp
    Filesize

    136KB

  • memory/444-14-0x0000000003080000-0x00000000030B6000-memory.dmp
    Filesize

    216KB

  • memory/444-15-0x0000000074810000-0x0000000074FC0000-memory.dmp
    Filesize

    7.7MB

  • memory/444-17-0x0000000005680000-0x0000000005690000-memory.dmp
    Filesize

    64KB

  • memory/444-16-0x0000000005CC0000-0x00000000062E8000-memory.dmp
    Filesize

    6.2MB

  • memory/444-18-0x0000000005680000-0x0000000005690000-memory.dmp
    Filesize

    64KB

  • memory/444-97-0x0000000074810000-0x0000000074FC0000-memory.dmp
    Filesize

    7.7MB

  • memory/444-82-0x0000000005680000-0x0000000005690000-memory.dmp
    Filesize

    64KB

  • memory/1052-6-0x0000000004FF0000-0x000000000500A000-memory.dmp
    Filesize

    104KB

  • memory/1052-5-0x0000000004B50000-0x0000000004B5A000-memory.dmp
    Filesize

    40KB

  • memory/1052-0-0x00000000001E0000-0x00000000002A6000-memory.dmp
    Filesize

    792KB

  • memory/1052-3-0x0000000004BE0000-0x0000000004C72000-memory.dmp
    Filesize

    584KB

  • memory/1052-4-0x0000000004B60000-0x0000000004B70000-memory.dmp
    Filesize

    64KB

  • memory/1052-24-0x0000000074810000-0x0000000074FC0000-memory.dmp
    Filesize

    7.7MB

  • memory/1052-9-0x0000000009D40000-0x0000000009DDC000-memory.dmp
    Filesize

    624KB

  • memory/1052-8-0x0000000007610000-0x0000000007692000-memory.dmp
    Filesize

    520KB

  • memory/1052-7-0x0000000005010000-0x000000000501C000-memory.dmp
    Filesize

    48KB

  • memory/1052-1-0x0000000074810000-0x0000000074FC0000-memory.dmp
    Filesize

    7.7MB

  • memory/1052-50-0x0000000074810000-0x0000000074FC0000-memory.dmp
    Filesize

    7.7MB

  • memory/1052-2-0x0000000005190000-0x0000000005734000-memory.dmp
    Filesize

    5.6MB

  • memory/1092-23-0x0000000005690000-0x00000000056F6000-memory.dmp
    Filesize

    408KB

  • memory/1092-69-0x0000000008010000-0x000000000868A000-memory.dmp
    Filesize

    6.5MB

  • memory/1092-52-0x00000000066D0000-0x000000000671C000-memory.dmp
    Filesize

    304KB

  • memory/1092-89-0x0000000007D10000-0x0000000007D2A000-memory.dmp
    Filesize

    104KB

  • memory/1092-55-0x0000000070FC0000-0x000000007100C000-memory.dmp
    Filesize

    304KB

  • memory/1092-65-0x0000000007870000-0x000000000788E000-memory.dmp
    Filesize

    120KB

  • memory/1092-66-0x0000000005260000-0x0000000005270000-memory.dmp
    Filesize

    64KB

  • memory/1092-67-0x00000000078A0000-0x0000000007943000-memory.dmp
    Filesize

    652KB

  • memory/1092-68-0x0000000005260000-0x0000000005270000-memory.dmp
    Filesize

    64KB

  • memory/1092-54-0x000000007F880000-0x000000007F890000-memory.dmp
    Filesize

    64KB

  • memory/1092-96-0x0000000074810000-0x0000000074FC0000-memory.dmp
    Filesize

    7.7MB

  • memory/1092-72-0x00000000079D0000-0x00000000079EA000-memory.dmp
    Filesize

    104KB

  • memory/1092-25-0x0000000005260000-0x0000000005270000-memory.dmp
    Filesize

    64KB

  • memory/1092-26-0x0000000006080000-0x00000000060E6000-memory.dmp
    Filesize

    408KB

  • memory/1092-84-0x0000000007A40000-0x0000000007A4A000-memory.dmp
    Filesize

    40KB

  • memory/1092-51-0x00000000066A0000-0x00000000066BE000-memory.dmp
    Filesize

    120KB

  • memory/1092-85-0x0000000007C50000-0x0000000007CE6000-memory.dmp
    Filesize

    600KB

  • memory/1092-20-0x0000000074810000-0x0000000074FC0000-memory.dmp
    Filesize

    7.7MB

  • memory/1092-87-0x0000000007C00000-0x0000000007C0E000-memory.dmp
    Filesize

    56KB

  • memory/1092-53-0x0000000007630000-0x0000000007662000-memory.dmp
    Filesize

    200KB

  • memory/1092-88-0x0000000007C10000-0x0000000007C24000-memory.dmp
    Filesize

    80KB

  • memory/1092-90-0x0000000007CF0000-0x0000000007CF8000-memory.dmp
    Filesize

    32KB

  • memory/1092-19-0x0000000005260000-0x0000000005270000-memory.dmp
    Filesize

    64KB

  • memory/4372-37-0x0000000000400000-0x0000000000440000-memory.dmp
    Filesize

    256KB

  • memory/4372-48-0x0000000074810000-0x0000000074FC0000-memory.dmp
    Filesize

    7.7MB

  • memory/4372-49-0x0000000004FB0000-0x0000000004FC0000-memory.dmp
    Filesize

    64KB

  • memory/4372-98-0x0000000006900000-0x0000000006950000-memory.dmp
    Filesize

    320KB

  • memory/4372-99-0x0000000074810000-0x0000000074FC0000-memory.dmp
    Filesize

    7.7MB

  • memory/4372-100-0x0000000004FB0000-0x0000000004FC0000-memory.dmp
    Filesize

    64KB