Overview

overview

10

Static

static

3f3307a940...0b.exe

windows7-x64

10

3f3307a940...0b.exe

windows10-2004-x64

10

Sharing

Copy URL
Twitter E-mail

General

  • Target

    3f3307a94076116299711a4913ac8a1309fac6b4254832f367258e283cfd260b

  • Size

    730KB

  • Sample

    221125-jwjwaaga51

  • MD5

    b849888deba833c47e824cd25adb39d6

  • SHA1

    be8c12fb9a3fc59bb98113d5e1491c449a702a3a

  • SHA256

    3f3307a94076116299711a4913ac8a1309fac6b4254832f367258e283cfd260b

  • SHA512

    f9d33e634fe89b286aaeefc3d424ebbcea74e74d328afca9dc99a7eb0f88880c4802eb66fe76e6c9d88db26b79390bfab35ef5d4d903112206a46bb861bfa75c

  • SSDEEP

    12288:fH16hjKvCGe81mt5zgKGORvpeTMrq1b0hcZza+bx3yrqupt5Ye4i:/16QvC/tyiRv3Wu0x3y+atWe4i

Score
10/10
persistence

Malware Config

Targets

    • Target

      3f3307a94076116299711a4913ac8a1309fac6b4254832f367258e283cfd260b

    • Size

      730KB

    • MD5

      b849888deba833c47e824cd25adb39d6

    • SHA1

      be8c12fb9a3fc59bb98113d5e1491c449a702a3a

    • SHA256

      3f3307a94076116299711a4913ac8a1309fac6b4254832f367258e283cfd260b

    • SHA512

      f9d33e634fe89b286aaeefc3d424ebbcea74e74d328afca9dc99a7eb0f88880c4802eb66fe76e6c9d88db26b79390bfab35ef5d4d903112206a46bb861bfa75c

    • SSDEEP

      12288:fH16hjKvCGe81mt5zgKGORvpeTMrq1b0hcZza+bx3yrqupt5Ye4i:/16QvC/tyiRv3Wu0x3y+atWe4i

    Score
    10/10
    persistence

    • Modifies WinLogon for persistence

      persistence

    • Executes dropped EXE

    • Sets file execution options in registry

      persistence

    • Checks computer location settings

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

    • Loads dropped DLL

    • Checks for any installed AV software in registry

    • Drops desktop.ini file(s)

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1
T1053

Persistence

Winlogon Helper DLL

1
T1004

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

2
T1112

Credential Access

Discovery

Query Registry

2
T1012

System Information Discovery

3
T1082

Security Software Discovery

1
T1063

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks