Overview

overview

9

Static

static

1

48a73b3a40...e0.exe

windows7-x64

9

48a73b3a40...e0.exe

windows10-2004-x64

9

Sharing

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General

  • Target

    48a73b3a40e13d6f6d611522c618043ef14d870be5fb4b87e9c789cba9ca2de0

  • Size

    2.3MB

  • Sample

    221125-kd3fcadg32

  • MD5

    8640faa50991a260de7cf73ea56b5461

  • SHA1

    d2a2f5b1a4c3643290e8ce378f3c497c9b6f94d4

  • SHA256

    48a73b3a40e13d6f6d611522c618043ef14d870be5fb4b87e9c789cba9ca2de0

  • SHA512

    0ab932f92e210b9171f8fa7cd18ac2ab94a552865bc0fdd72cdc1ebc52e85392730722f3563fd6bb9fc1635e63519d764b89ce600caafa29a5abb506611334cf

  • SSDEEP

    49152:sc+3+iySeZ3sIbHhrQpfHm0RJHqulcsRycArKFU:sca+iTeDQfHm0RJHq9hcArd

Score
9/10
discoveryexploitpersistenceupx

Malware Config

Targets

    • Target

      48a73b3a40e13d6f6d611522c618043ef14d870be5fb4b87e9c789cba9ca2de0

    • Size

      2.3MB

    • MD5

      8640faa50991a260de7cf73ea56b5461

    • SHA1

      d2a2f5b1a4c3643290e8ce378f3c497c9b6f94d4

    • SHA256

      48a73b3a40e13d6f6d611522c618043ef14d870be5fb4b87e9c789cba9ca2de0

    • SHA512

      0ab932f92e210b9171f8fa7cd18ac2ab94a552865bc0fdd72cdc1ebc52e85392730722f3563fd6bb9fc1635e63519d764b89ce600caafa29a5abb506611334cf

    • SSDEEP

      49152:sc+3+iySeZ3sIbHhrQpfHm0RJHqulcsRycArKFU:sca+iTeDQfHm0RJHq9hcArd

    Score
    9/10
    discoveryexploitpersistenceupx

    • Grants admin privileges

      Uses net.exe to modify the user's privileges.

    • Modifies RDP port number used by Windows

    • Possible privilege escalation attempt

      exploit

    • Sets DLL path for service in the registry

      persistence

    • UPX packed file

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

      upx

    • Checks computer location settings

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

    • Deletes itself

    • Loads dropped DLL

    • Modifies file permissions

      discovery

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1
T1053

Persistence

Account Manipulation

1
T1098

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

2
T1112

File Permissions Modification

1
T1222

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Remote Desktop Protocol

1
T1076

Collection

Exfiltration

Command and Control

Impact

Tasks