Overview

overview

10

Static

static

10

f2bfa25bf8...67.exe

windows7-x64

9

f2bfa25bf8...67.exe

windows10-2004-x64

9

Sharing

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General

  • Target

    f2bfa25bf8f3664f04fa70663b63c33174d29a056edbb70bc87808bc03a1ce67

  • Size

    61KB

  • Sample

    240327-chk3vsda5x

  • MD5

    1f1761c367da0995de93612d52c19a28

  • SHA1

    209cc2caedbd152bc20338a88e7f5e3fbccc159a

  • SHA256

    f2bfa25bf8f3664f04fa70663b63c33174d29a056edbb70bc87808bc03a1ce67

  • SHA512

    bd1116ada4775fb63d4451b1b7b5c81ed0412be9fdfa8e7713aeea2b351157ba2ba4e5e221f7ddbe6a5da7526330419f1135633e81d63022eb570eaf0b5c9adc

  • SSDEEP

    768:ZX02lp1pXKjv5Oor1/VcRTZ1Gxxxxbyt+5UUUIgggjDV:y2n11KLsoRcvGxxxxdUUU9

Score
10/10
evasionupx

Malware Config

Targets

    • Target

      f2bfa25bf8f3664f04fa70663b63c33174d29a056edbb70bc87808bc03a1ce67

    • Size

      61KB

    • MD5

      1f1761c367da0995de93612d52c19a28

    • SHA1

      209cc2caedbd152bc20338a88e7f5e3fbccc159a

    • SHA256

      f2bfa25bf8f3664f04fa70663b63c33174d29a056edbb70bc87808bc03a1ce67

    • SHA512

      bd1116ada4775fb63d4451b1b7b5c81ed0412be9fdfa8e7713aeea2b351157ba2ba4e5e221f7ddbe6a5da7526330419f1135633e81d63022eb570eaf0b5c9adc

    • SSDEEP

      768:ZX02lp1pXKjv5Oor1/VcRTZ1Gxxxxbyt+5UUUIgggjDV:y2n11KLsoRcvGxxxxdUUU9

    Score
    9/10
    evasionupx

    • Detects Windows executables referencing non-Windows User-Agents

    • UPX dump on OEP (original entry point)

    • Sets file to hidden

      Modifies file attributes to stop it showing in Explorer etc.

      evasion

    • Checks computer location settings

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

    • Deletes itself

    • Executes dropped EXE

    • UPX packed file

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

      upx
    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks