Overview

overview

10

Static

static

7

e9da55aa30...JC.exe

windows7-x64

10

e9da55aa30...JC.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    e9da55aa306b3e45af08293f5698bcba_JC.exe

  • Size

    109KB

  • Sample

    231012-wh1cbshe78

  • MD5

    e9da55aa306b3e45af08293f5698bcba

  • SHA1

    d63c1d9717af322ebd5d698f7fab8068f4410877

  • SHA256

    6388257817308d851ba774273341df0d195a1210830a430d152423e73625264c

  • SHA512

    195f9e341e1d60fca24b62623dfd472191d59807ee92fd206e4ce00fdf9751bf8708d2cffbbe5842e852921556afdc511b60b23f807b876097f56ca7634f03ad

  • SSDEEP

    1536:jRsjdwILDU7MN8t6Pe/Inouy8VTZRsjdwILDU7MN8t6Pe/Inouy8VT9AG4RsfUx:jOniXI2IoutNZOniXI2IoutNn4n

Score
10/10
evasionpersistenceupx

Malware Config

Targets

    • Target

      e9da55aa306b3e45af08293f5698bcba_JC.exe

    • Size

      109KB

    • MD5

      e9da55aa306b3e45af08293f5698bcba

    • SHA1

      d63c1d9717af322ebd5d698f7fab8068f4410877

    • SHA256

      6388257817308d851ba774273341df0d195a1210830a430d152423e73625264c

    • SHA512

      195f9e341e1d60fca24b62623dfd472191d59807ee92fd206e4ce00fdf9751bf8708d2cffbbe5842e852921556afdc511b60b23f807b876097f56ca7634f03ad

    • SSDEEP

      1536:jRsjdwILDU7MN8t6Pe/Inouy8VTZRsjdwILDU7MN8t6Pe/Inouy8VT9AG4RsfUx:jOniXI2IoutNZOniXI2IoutNn4n

    Score
    10/10
    evasionpersistenceupx

    • Modifies WinLogon for persistence

      persistence

    • Modifies visibility of file extensions in Explorer

      evasion

    • Modifies visiblity of hidden/system files in Explorer

      evasion

    • Disables RegEdit via registry modification

      evasion

    • Disables use of System Restore points

      evasion

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies system executable filetype association

      persistence

    • UPX packed file

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

      upx

    • Adds Run key to start application

      persistence

    • Drops desktop.ini file(s)

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

1
T1547.004

Event Triggered Execution

1
T1546

Change Default File Association

1
T1546.001

Privilege Escalation

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

1
T1547.004

Event Triggered Execution

1
T1546

Change Default File Association

1
T1546.001

Defense Evasion

Hide Artifacts

2
T1564

Hidden Files and Directories

2
T1564.001

Modify Registry

7
T1112

Credential Access

Discovery

Peripheral Device Discovery

1
T1120

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Inhibit System Recovery

1
T1490

Tasks