Overview

overview

10

Static

static

10

cf073ce298...60.exe

windows7-x64

9

cf073ce298...60.exe

windows10-2004-x64

9

Sharing

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General

  • Target

    cf073ce298f36cdf0c8af096731a7cdb982c069266ae09452659e7a49a8a6560

  • Size

    52KB

  • Sample

    240425-d3pr8aee47

  • MD5

    229956c0ed1791f28201eb0d2c79f8a0

  • SHA1

    ff190a257e2ae027d526e599a811655b1f60fe24

  • SHA256

    cf073ce298f36cdf0c8af096731a7cdb982c069266ae09452659e7a49a8a6560

  • SHA512

    2678a766dc05aba96affb600245a11a0fa0b8c5fc6ddd8a7ab49dbdf03d0b881bf2dbc8db409e74e4904ea28dce29d838ecce4064eb8991c701b58eade0c971e

  • SSDEEP

    768:Lnj87QC4dMdtOSTtLD9ilba1xVZHNWnnnl000e999fUeeeeAXXXcnGGGGX:bjgRnC+1zZHNWnnnJXXXcnGGGGX

Score
10/10
evasionupx

Malware Config

Targets

    • Target

      cf073ce298f36cdf0c8af096731a7cdb982c069266ae09452659e7a49a8a6560

    • Size

      52KB

    • MD5

      229956c0ed1791f28201eb0d2c79f8a0

    • SHA1

      ff190a257e2ae027d526e599a811655b1f60fe24

    • SHA256

      cf073ce298f36cdf0c8af096731a7cdb982c069266ae09452659e7a49a8a6560

    • SHA512

      2678a766dc05aba96affb600245a11a0fa0b8c5fc6ddd8a7ab49dbdf03d0b881bf2dbc8db409e74e4904ea28dce29d838ecce4064eb8991c701b58eade0c971e

    • SSDEEP

      768:Lnj87QC4dMdtOSTtLD9ilba1xVZHNWnnnl000e999fUeeeeAXXXcnGGGGX:bjgRnC+1zZHNWnnnJXXXcnGGGGX

    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 Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Hide Artifacts

2
T1564

Hidden Files and Directories

2
T1564.001

Credential Access

Discovery

Query Registry

2
T1012

System Information Discovery

3
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks