Overview

overview

10

Static

static

119996da24...28.exe

windows7-x64

10

119996da24...28.exe

windows10-2004-x64

8

Analysis

  • max time kernel
    165s
  • max time network
    172s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-01-2023 20:32

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General

  • Target

    119996da24b3935ec811bcd72583b6d1cd5205097265100c20a6ce773b79fb28.exe

  • Size

    181KB

  • MD5

    35e7cba9da6186aabcbeb680b9e62a0f

  • SHA1

    a0aa491f942b485f15a7f59104e26beac1033591

  • SHA256

    119996da24b3935ec811bcd72583b6d1cd5205097265100c20a6ce773b79fb28

  • SHA512

    64d079e1c3315cd77a018c6b998a5e9a86b45f11565dc00f4f6da737808aab9f5075ba6e96eb915940232333d8706703c80844eb7d86d0585b066bef5c899e12

  • SSDEEP

    3072:CmwGb4OB7fOBUPH354yZqpQVGGRGyAiMeFNNiE7TE8pkkN2eJ1BMZbQX9nMs:CmlfB7zPpypQVGGR6IN3I8pky2kEg9n

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

    persistence
  • Delays execution with timeout.exe 1 IoCs
    evasion
  • Suspicious behavior: EnumeratesProcesses 23 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\119996da24b3935ec811bcd72583b6d1cd5205097265100c20a6ce773b79fb28.exe
    "C:\Users\Admin\AppData\Local\Temp\119996da24b3935ec811bcd72583b6d1cd5205097265100c20a6ce773b79fb28.exe"
    1⤵
    • Checks computer location settings
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4440
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "Boot Utility Service" /tr '"C:\Users\Admin\AppData\Roaming\Boot Utility Service.exe"' & exit
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1696
      • C:\Windows\system32\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "Boot Utility Service" /tr '"C:\Users\Admin\AppData\Roaming\Boot Utility Service.exe"'
        3⤵
        • Creates scheduled task(s)
        PID:4268
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpCECE.tmp.bat""
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4680
      • C:\Windows\system32\timeout.exe
        timeout 3
        3⤵
        • Delays execution with timeout.exe
        PID:1280
      • C:\Users\Admin\AppData\Roaming\Boot Utility Service.exe
        "C:\Users\Admin\AppData\Roaming\Boot Utility Service.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        PID:5072

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

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\AppData\Local\Temp\tmpCECE.tmp.bat
    Filesize

    164B

    MD5

    f995cfd472f51f6c1f83f4b47fb7403d

    SHA1

    f0f980c0ccfc220e873ed7e5e0fc7423f3285e58

    SHA256

    766492fc555a8b3dc60d367685b8401f538b9f419e00c66e87b3dca733474b9b

    SHA512

    e43417fbb88e2877057a39d764bfd0b2516fd89ce8e37649808445255967aaae8555e7bd991b77a144205ffc124cbe467918205754c123bb98e9f5c93a0e7fbc

    Download Submit
  • C:\Users\Admin\AppData\Roaming\Boot Utility Service.exe
    Filesize

    181KB

    MD5

    35e7cba9da6186aabcbeb680b9e62a0f

    SHA1

    a0aa491f942b485f15a7f59104e26beac1033591

    SHA256

    119996da24b3935ec811bcd72583b6d1cd5205097265100c20a6ce773b79fb28

    SHA512

    64d079e1c3315cd77a018c6b998a5e9a86b45f11565dc00f4f6da737808aab9f5075ba6e96eb915940232333d8706703c80844eb7d86d0585b066bef5c899e12

    Download Submit
  • C:\Users\Admin\AppData\Roaming\Boot Utility Service.exe
    Filesize

    181KB

    MD5

    35e7cba9da6186aabcbeb680b9e62a0f

    SHA1

    a0aa491f942b485f15a7f59104e26beac1033591

    SHA256

    119996da24b3935ec811bcd72583b6d1cd5205097265100c20a6ce773b79fb28

    SHA512

    64d079e1c3315cd77a018c6b998a5e9a86b45f11565dc00f4f6da737808aab9f5075ba6e96eb915940232333d8706703c80844eb7d86d0585b066bef5c899e12

    Download Submit
  • memory/1280-139-0x0000000000000000-mapping.dmp
    Download
  • memory/1696-134-0x0000000000000000-mapping.dmp
    Download
  • memory/4268-136-0x0000000000000000-mapping.dmp
    Download
  • memory/4440-137-0x00007FFA79FD0000-0x00007FFA7AA91000-memory.dmp
    Filesize

    10.8MB

    Download
  • memory/4440-132-0x0000000000490000-0x00000000004C2000-memory.dmp
    Filesize

    200KB

    Download
  • memory/4440-133-0x00007FFA79FD0000-0x00007FFA7AA91000-memory.dmp
    Filesize

    10.8MB

    Download
  • memory/4680-135-0x0000000000000000-mapping.dmp
    Download
  • memory/5072-140-0x0000000000000000-mapping.dmp
    Download
  • memory/5072-143-0x00007FFA79FD0000-0x00007FFA7AA91000-memory.dmp
    Filesize

    10.8MB

    Download
  • memory/5072-144-0x00007FFA79FD0000-0x00007FFA7AA91000-memory.dmp
    Filesize

    10.8MB

    Download