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Overview

overview

10

Static

static

10

194e64992e...7e.exe

windows7-x64

10

194e64992e...7e.exe

windows10-2004-x64

10

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General

  • Target

    194e64992e46b5eb1ab20bf76fef7bf98ffc1ac2d58c0b1a8772aac6b7cc257e

  • Size

    45KB

  • Sample

    240314-wc6l6aae7v

  • MD5

    270d7de5001bf0d43984acf26637694d

  • SHA1

    3648776149b5fd2408e9bb9eef9eac5da096e034

  • SHA256

    194e64992e46b5eb1ab20bf76fef7bf98ffc1ac2d58c0b1a8772aac6b7cc257e

  • SHA512

    2268ff8fef0b42cbbcc0cabada31e3cc64387b9128055d0d3491734dcdec3b18caa4463626de63ce52cf35c4c22eed2bd18810b8fda61ec82550ac24608bc758

  • SSDEEP

    768:kSxam3Usjr3RT594UPS8GGCMDDxW738HbFtnbcuyD7UVOQI5noC:kRsjd3GR2Dxy387Lnouy8VTC

Score
10/10
evasionpersistenceupx

Malware Config

Targets

    • Target

      194e64992e46b5eb1ab20bf76fef7bf98ffc1ac2d58c0b1a8772aac6b7cc257e

    • Size

      45KB

    • MD5

      270d7de5001bf0d43984acf26637694d

    • SHA1

      3648776149b5fd2408e9bb9eef9eac5da096e034

    • SHA256

      194e64992e46b5eb1ab20bf76fef7bf98ffc1ac2d58c0b1a8772aac6b7cc257e

    • SHA512

      2268ff8fef0b42cbbcc0cabada31e3cc64387b9128055d0d3491734dcdec3b18caa4463626de63ce52cf35c4c22eed2bd18810b8fda61ec82550ac24608bc758

    • SSDEEP

      768:kSxam3Usjr3RT594UPS8GGCMDDxW738HbFtnbcuyD7UVOQI5noC:kRsjd3GR2Dxy387Lnouy8VTC

    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

    • UPX dump on OEP (original entry point)

    • 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

6
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