Overview

overview

10

Static

static

1

REQUEST FO...df.exe

windows7-x64

10

REQUEST FO...df.exe

windows10-2004-x64

7

Analysis

  • max time kernel
    112s
  • max time network
    126s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06-09-2022 10:12

Sharing

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General

  • Target

    REQUEST FOR BID 06-09-2022·pdf.exe

  • Size

    559KB

  • MD5

    b794d1262f443b4e8ee47e513ca542f9

  • SHA1

    9a586d9929b816f73b92c798348f2ae223c3ad22

  • SHA256

    faeb846f5c806316e74d1961fbdeccb4842b58fa3c9a431d29ec1ffb37340a98

  • SHA512

    f6d84d4bcaad7508521c93b75778c335e256f91f913524311836ce198519d1d2665aaf56dc19ca9fe54fb6efcd38c10e513660bcd27dd77c8e4609b13c3096f4

  • SSDEEP

    12288:K0SKoJ47FnBVsfXx62E+rwr5Do1Q3buie+Dhhr0ZTPHnIDqmhQmuto8:DLocFnBSXfk1JfeeXr0ZHIFao8

Score
7/10
discovery

Malware Config

Signatures

  • Loads dropped DLL 2 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

    discovery
  • Drops file in Program Files directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\REQUEST FOR BID 06-09-2022·pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\REQUEST FOR BID 06-09-2022·pdf.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    PID:220
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 220 -s 1092
      2⤵
      • Program crash
      PID:1848
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 220 -ip 220
    1⤵
      PID:2128

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Initial Access

    Execution

    Persistence

    Privilege Escalation

    Defense Evasion

    Credential Access

    Discovery

    Query Registry

    1
    T1012

    System Information Discovery

    1
    T1082

    Lateral Movement

    Collection

    Exfiltration

    Command and Control

    Impact

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\nsw24C0.tmp\Math.dll
      Filesize

      169KB

      MD5

      66f2ce4302893b92295223ed9b5e5e5e

      SHA1

      e27dc596fe1e2fa5416f3f490c6f2f0b9b5b3077

      SHA256

      2b05d1dfcf3a57ac6e6ef326611a13f8934b9c56d4e75d65d5e301d2793e09bb

      SHA512

      38aa695cd86d38af41dfe444faf46707e28141ed1fea636d515fc785a15eadc560a6a30270fde2e5a759dec4d1ff4ee22b5079fd21312eff5974cac76b9720b7

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    • C:\Users\Admin\AppData\Local\Temp\nsw24C0.tmp\System.dll
      Filesize

      11KB

      MD5

      2e07bbddc0912b77cac77afe9d9035ee

      SHA1

      33a4646191dd25c034b5223ebfed761969301710

      SHA256

      97ace5ce4e05225db3c1345a2d1b5fa7d2281bb51fc5aa2d34c186befa9e000f

      SHA512

      56c5793b01a1e5c356db005d9833d4c6f703204cff5dbb4613620cd1a90ef5acf91c3e7654295e9f63732a104d83fb471483c188449d75d8c009a81a544fe388

      Download Submit