Overview

overview

10

Static

static

8

fa5cf7c1c4...df.exe

windows7-x64

10

fa5cf7c1c4...df.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    fa5cf7c1c4387f043c8e56eed7e5d7edfedc562d68a6f9d7c3d74aaf4d63bedf

  • Size

    83KB

  • Sample

    221124-brscvsch9z

  • MD5

    3665e65c0248e4102425db89c37ae2a4

  • SHA1

    4bed1461233c3e2611432dfd55ad5c8f0be3b8d5

  • SHA256

    fa5cf7c1c4387f043c8e56eed7e5d7edfedc562d68a6f9d7c3d74aaf4d63bedf

  • SHA512

    e0abddbb5aacb2f567aea09400056f69cca65600ffb21088d993bc8385bcbda01ba18aa3fcbd5b060e406174258583afa9d0c521f28b7d5adcb66d942eda734a

  • SSDEEP

    1536:KLJ3LvzanlrQfLSrDzjpGdTG/Dbhgk1Gzp7B7X63eABoakkbv2Fb65R:uJ3LvkruinEwDSqGX7YeABROb65R

Score
10/10
evasionpersistenceupx

Malware Config

Targets

    • Target

      fa5cf7c1c4387f043c8e56eed7e5d7edfedc562d68a6f9d7c3d74aaf4d63bedf

    • Size

      83KB

    • MD5

      3665e65c0248e4102425db89c37ae2a4

    • SHA1

      4bed1461233c3e2611432dfd55ad5c8f0be3b8d5

    • SHA256

      fa5cf7c1c4387f043c8e56eed7e5d7edfedc562d68a6f9d7c3d74aaf4d63bedf

    • SHA512

      e0abddbb5aacb2f567aea09400056f69cca65600ffb21088d993bc8385bcbda01ba18aa3fcbd5b060e406174258583afa9d0c521f28b7d5adcb66d942eda734a

    • SSDEEP

      1536:KLJ3LvzanlrQfLSrDzjpGdTG/Dbhgk1Gzp7B7X63eABoakkbv2Fb65R:uJ3LvkruinEwDSqGX7YeABROb65R

    Score
    10/10
    evasionpersistenceupx

    • Modifies firewall policy service

      evasion

    • UPX packed file

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

      upx

    • Checks computer location settings

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

    • Drops startup file

    • Adds Run key to start application

      persistence

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Modify Registry

2
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks