Overview

overview

10

Static

static

1df742e1dc...06.exe

windows7-x64

10

1df742e1dc...06.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    151s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-11-2022 00:18

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General

  • Target

    1df742e1dc34bfdc71835555238e4be59d858b7c0615f9ec0e33de19f25b9106.exe

  • Size

    224KB

  • MD5

    285300291a971302cdc3a2f44bb525bc

  • SHA1

    51509fbc064807dca793981b24c055bcb4e41299

  • SHA256

    1df742e1dc34bfdc71835555238e4be59d858b7c0615f9ec0e33de19f25b9106

  • SHA512

    11d350125157863665f1f3257e065c29e0c5d1a2cb2399d0a90742afd1991e398c0ceaa8e7e9c530a2e22f2a8c815937a2757336465cb08963190e8612d5349f

  • SSDEEP

    3072:xXyqNsMoBu+ZVpl2mclbj4Uvx+8ysNOu+2eRcKksU61JkkX39RLrw4ySKUbax2+l:AqN5Op4LnbmlrZW

Score
10/10
evasionpersistence

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
    evasion
  • Executes dropped EXE 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Adds Run key to start application 2 TTPs 29 IoCs
    persistence
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1df742e1dc34bfdc71835555238e4be59d858b7c0615f9ec0e33de19f25b9106.exe
    "C:\Users\Admin\AppData\Local\Temp\1df742e1dc34bfdc71835555238e4be59d858b7c0615f9ec0e33de19f25b9106.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Checks computer location settings
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4216
    • C:\Users\Admin\tttin.exe
      "C:\Users\Admin\tttin.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:2428

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Hidden Files and Directories

1
T1158

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Hidden Files and Directories

1
T1158

Modify Registry

2
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

  • C:\Users\Admin\tttin.exe
    Filesize

    224KB

    MD5

    c244d8314ae6f3007d9484cd3f0e7479

    SHA1

    e35c8fc242e77344a0f86abb30b8444d5a429c5e

    SHA256

    246f8f08e73eb4ed39d01a4a50799deee83ca0712a00c50c8e03864be131450f

    SHA512

    405a94f1247cac6a6755d8346ee79e72edf68112ef80acbfdef1b445f8d88f9353a2b7a2dc6d8752197d85c9a70e968f63bf64bf5ab70e89c03b9acca011bb16

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  • C:\Users\Admin\tttin.exe
    Filesize

    224KB

    MD5

    c244d8314ae6f3007d9484cd3f0e7479

    SHA1

    e35c8fc242e77344a0f86abb30b8444d5a429c5e

    SHA256

    246f8f08e73eb4ed39d01a4a50799deee83ca0712a00c50c8e03864be131450f

    SHA512

    405a94f1247cac6a6755d8346ee79e72edf68112ef80acbfdef1b445f8d88f9353a2b7a2dc6d8752197d85c9a70e968f63bf64bf5ab70e89c03b9acca011bb16

    Download Submit
  • memory/2428-134-0x0000000000000000-mapping.dmp
    Download