Overview

overview

10

Static

static

10

c5fe4b5d18...09.dll

windows7_x64

6

c5fe4b5d18...09.dll

windows10_x64

6

Analysis

  • max time kernel
    118s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    28-01-2022 18:26

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General

  • Target

    c5fe4b5d1803a096c1a4330512406595bb585846b4a691459de1a65b6b390409.dll

  • Size

    131KB

  • MD5

    f2e83452c8af69d031ab5b4f6442f802

  • SHA1

    693e42d60d6b58127c8554d94f658edc0d933fa0

  • SHA256

    c5fe4b5d1803a096c1a4330512406595bb585846b4a691459de1a65b6b390409

  • SHA512

    cc139b2fb39e7bdde8cf138f17a67cadd8cb8d83c0a271feb5726a55a6d74e68e90b670573d29faca7ac81e631aa0bfb8748b07ab3254db4e52408b22d708092

Score
6/10

Malware Config

Signatures

  • Enumerates connected drives 3 TTPs 24 IoCs

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

  • Program crash 1 IoCs
  • Checks processor information in registry 2 TTPs 3 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\c5fe4b5d1803a096c1a4330512406595bb585846b4a691459de1a65b6b390409.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1592
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\c5fe4b5d1803a096c1a4330512406595bb585846b4a691459de1a65b6b390409.dll,#1
      2⤵
      • Enumerates connected drives
      • Checks processor information in registry
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:1488
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1488 -s 288
        3⤵
        • Program crash
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: GetForegroundWindowSpam
        • Suspicious use of AdjustPrivilegeToken
        PID:1968

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

  • memory/1488-54-0x0000000075D51000-0x0000000075D53000-memory.dmp
    Filesize

    8KB

    Download
  • memory/1968-56-0x0000000000420000-0x0000000000421000-memory.dmp
    Filesize

    4KB

    Download