Overview

overview

10

Static

static

c1e35c266d...a5.exe

windows7-x64

10

c1e35c266d...a5.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    c1e35c266d972b847212dbeb15073683f565987ccf3c75694ab31cfa4121b1a5

  • Size

    136KB

  • Sample

    221202-hbjt4sbg99

  • MD5

    2cd2314d24d592f21aa9e868775a2100

  • SHA1

    e53b8d153f34a5f74403abd79ea1b8bbd0b3a4e1

  • SHA256

    c1e35c266d972b847212dbeb15073683f565987ccf3c75694ab31cfa4121b1a5

  • SHA512

    721f3194de75951e61e0187a4a3cb890f11f9a82b7e198c5b0e7db30cd0389b72330cb036fd6e5f2c67ac126c4826f3cabfd33f61d6b90a19108c24b7f822ff8

  • SSDEEP

    3072:j2RIGIvTsWxvyVFUo8HoglZg0XSU2SZulD:yaGc4Wxvy7UTogAdS

Score
10/10
evasionpersistence

Malware Config

Targets

    • Target

      c1e35c266d972b847212dbeb15073683f565987ccf3c75694ab31cfa4121b1a5

    • Size

      136KB

    • MD5

      2cd2314d24d592f21aa9e868775a2100

    • SHA1

      e53b8d153f34a5f74403abd79ea1b8bbd0b3a4e1

    • SHA256

      c1e35c266d972b847212dbeb15073683f565987ccf3c75694ab31cfa4121b1a5

    • SHA512

      721f3194de75951e61e0187a4a3cb890f11f9a82b7e198c5b0e7db30cd0389b72330cb036fd6e5f2c67ac126c4826f3cabfd33f61d6b90a19108c24b7f822ff8

    • SSDEEP

      3072:j2RIGIvTsWxvyVFUo8HoglZg0XSU2SZulD:yaGc4Wxvy7UTogAdS

    Score
    10/10
    evasionpersistence

    • Modifies visiblity of hidden/system files in Explorer

      evasion

    • Executes dropped EXE

    • Checks computer location settings

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

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Maps connected drives based on registry

      Disk information is often read in order to detect sandboxing environments.

    • Drops autorun.inf file

      Malware can abuse Windows Autorun to spread further via attached volumes.

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Replication Through Removable Media

1
T1091

Execution

Persistence

Hidden Files and Directories

1
T1158

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Hidden Files and Directories

1
T1158

Modify Registry

2
T1112

Credential Access

Discovery

Query Registry

2
T1012

System Information Discovery

3
T1082

Peripheral Device Discovery

1
T1120

Lateral Movement

Replication Through Removable Media

1
T1091

Collection

Exfiltration

Command and Control

Impact

Tasks