Overview

overview

10

Static

static

19f7c22ea4...8c.exe

windows7-x64

10

19f7c22ea4...8c.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    19f7c22ea40b583468d54b91e3965b79269605c077410180b792d0b980a7578c

  • Size

    76KB

  • Sample

    221123-mreybaeg87

  • MD5

    18618f5c00b81d0262ee04dc3233a207

  • SHA1

    242a4334449a69b4deb24b6149e30a43a2998197

  • SHA256

    19f7c22ea40b583468d54b91e3965b79269605c077410180b792d0b980a7578c

  • SHA512

    0acd8f2be884c15e2f9c30caae73d7f7981ef4c03b08e2b23090a74c4e592ecbf534e954ddc02887311adb8005ebc696e4e2ab7fa6ac1c5567602afabb51c293

  • SSDEEP

    768:sembNRqsuhlGOBrhgFwumSCbxTGy/BBGg41KJJKqUThbJ32+ve7i40vN0TlT+Xkq:mnqdu3abBGy3GEV0iuo2X

Score
10/10
evasionpersistence

Malware Config

Targets

    • Target

      19f7c22ea40b583468d54b91e3965b79269605c077410180b792d0b980a7578c

    • Size

      76KB

    • MD5

      18618f5c00b81d0262ee04dc3233a207

    • SHA1

      242a4334449a69b4deb24b6149e30a43a2998197

    • SHA256

      19f7c22ea40b583468d54b91e3965b79269605c077410180b792d0b980a7578c

    • SHA512

      0acd8f2be884c15e2f9c30caae73d7f7981ef4c03b08e2b23090a74c4e592ecbf534e954ddc02887311adb8005ebc696e4e2ab7fa6ac1c5567602afabb51c293

    • SSDEEP

      768:sembNRqsuhlGOBrhgFwumSCbxTGy/BBGg41KJJKqUThbJ32+ve7i40vN0TlT+Xkq:mnqdu3abBGy3GEV0iuo2X

    Score
    10/10
    evasionpersistence

    • Modifies system executable filetype association

      persistence

    • Modifies visibility of file extensions in Explorer

      evasion

    • Modifies visiblity of hidden/system files in Explorer

      evasion

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • 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 Matrix ATT&CK v6

Initial Access

Execution

Persistence

Change Default File Association

1
T1042

Hidden Files and Directories

2
T1158

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Modify Registry

4
T1112

Hidden Files and Directories

2
T1158

Credential Access

Discovery

Query Registry

1
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

1
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks