Overview

overview

10

Static

static

10

1cc26407be...0c.exe

windows7-x64

9

1cc26407be...0c.exe

windows10-2004-x64

9

Analysis

  • max time kernel
    150s
  • max time network
    157s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240419-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-04-2024 19:09

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General

  • Target

    1cc26407be894cec44623997b55707e72c0e4ca81d08e367726ba206d70ec80c.exe

  • Size

    1.5MB

  • MD5

    f5022b7ff6d910abb58ff869f57397e0

  • SHA1

    a2a683243e3da8d170b65f3e87eb54c971b6d518

  • SHA256

    1cc26407be894cec44623997b55707e72c0e4ca81d08e367726ba206d70ec80c

  • SHA512

    9402ef1f68daa01b5b5a6cc41f84a7ec5c8ac2a39e0e85a029f8a94f841ee6c0c567f9849a4257bc97078a386c73ab38efaf100d86bacf813fac895db9fcde66

  • SSDEEP

    24576:xntxKvME6vfjgkiECbjztQjvVEwvipdyLj94irDyQokdthqZXqhZRbb1pqzc6j6J:FDEMrvfetbNUGwvipdgFDyithqtq/Vb/

Score
9/10
persistencespywarestealerupx

Malware Config

Signatures

  • Detects executables containing possible sandbox analysis VM usernames 5 IoCs
  • UPX dump on OEP (original entry point) 7 IoCs
  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

    spywarestealer
  • UPX packed file 7 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

    upx
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Enumerates connected drives 3 TTPs 23 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in System32 directory 12 IoCs
  • Drops file in Program Files directory 19 IoCs
  • Drops file in Windows directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1cc26407be894cec44623997b55707e72c0e4ca81d08e367726ba206d70ec80c.exe
    "C:\Users\Admin\AppData\Local\Temp\1cc26407be894cec44623997b55707e72c0e4ca81d08e367726ba206d70ec80c.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • Enumerates connected drives
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2784
    • C:\Users\Admin\AppData\Local\Temp\1cc26407be894cec44623997b55707e72c0e4ca81d08e367726ba206d70ec80c.exe
      "C:\Users\Admin\AppData\Local\Temp\1cc26407be894cec44623997b55707e72c0e4ca81d08e367726ba206d70ec80c.exe"
      2⤵
      • Checks computer location settings
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:4896
      • C:\Users\Admin\AppData\Local\Temp\1cc26407be894cec44623997b55707e72c0e4ca81d08e367726ba206d70ec80c.exe
        "C:\Users\Admin\AppData\Local\Temp\1cc26407be894cec44623997b55707e72c0e4ca81d08e367726ba206d70ec80c.exe"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:5084

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Modify Registry

1
T1112

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

2
T1012

System Information Discovery

3
T1082

Peripheral Device Discovery

1
T1120

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

  • C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\trambling [milf] (Jenna).mpg.exe
    Filesize

    773KB

    MD5

    95097c091f5a066611b7e97e7b70a456

    SHA1

    1586ed70eef3aac96c2c3dc5bca242bed7bc22fa

    SHA256

    528efb56c31b956b519fb77c5fc7202c8c24d2ed4edd2d10433e3e3d70baa4f9

    SHA512

    11139d0cf13a0e1a440aa228e0bb269cbdda4c5032d7e9e90b0bc163565ae6022e8ff720998c29254310e5062a968016add1e3bbb1d52786ecf66deaa56aac2e

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  • memory/2784-0-0x0000000000400000-0x000000000041D000-memory.dmp
    Filesize

    116KB

    Download
  • memory/2784-197-0x0000000000400000-0x000000000041D000-memory.dmp
    Filesize

    116KB

    Download
  • memory/4896-61-0x0000000000400000-0x000000000041D000-memory.dmp
    Filesize

    116KB

    Download
  • memory/4896-199-0x0000000000400000-0x000000000041D000-memory.dmp
    Filesize

    116KB

    Download
  • memory/5084-165-0x0000000000400000-0x000000000041D000-memory.dmp
    Filesize

    116KB

    Download
  • memory/5084-200-0x0000000000400000-0x000000000041D000-memory.dmp
    Filesize

    116KB

    Download