Overview

overview

10

Static

static

7

tmp.exe

windows7-x64

10

tmp.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    tmp

  • Size

    3.2MB

  • Sample

    240327-zvyk2sfc5w

  • MD5

    4204b9d4c4df5c4b4d67922db24f342a

  • SHA1

    9255b5e94028f3f55adda2576d60bd39452eaf08

  • SHA256

    62cd7b447bdee3ec1670c92d9585e1fddbaa5d4ee824dee8f15940005bf95414

  • SHA512

    0b4ed4d6397c9f34cf2c72d9c581a6e5d94eabf395da0010073b1600883dac6fcc48c1606ffee29952bd60707caf03b8a6d6cf644b2ac668306b4a418d726423

  • SSDEEP

    49152:l/Ki16IscOcmroPBql2IzydQgfTzTGKr6d61YryTz3onQqHlfBrfgOtat:Ujpreg7zyWsFGd61QYoHBroO4t

Score
10/10
evasionthemidatrojan

Malware Config

Targets

    • Target

      tmp

    • Size

      3.2MB

    • MD5

      4204b9d4c4df5c4b4d67922db24f342a

    • SHA1

      9255b5e94028f3f55adda2576d60bd39452eaf08

    • SHA256

      62cd7b447bdee3ec1670c92d9585e1fddbaa5d4ee824dee8f15940005bf95414

    • SHA512

      0b4ed4d6397c9f34cf2c72d9c581a6e5d94eabf395da0010073b1600883dac6fcc48c1606ffee29952bd60707caf03b8a6d6cf644b2ac668306b4a418d726423

    • SSDEEP

      49152:l/Ki16IscOcmroPBql2IzydQgfTzTGKr6d61YryTz3onQqHlfBrfgOtat:Ujpreg7zyWsFGd61QYoHBroO4t

    Score
    10/10
    evasionthemidatrojan

    • Modifies firewall policy service

      evasion

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

      evasion

    • Checks BIOS information in registry

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

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

      themida

    • Checks whether UAC is enabled

      evasiontrojan

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Privilege Escalation

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Defense Evasion

Modify Registry

1
T1112

Virtualization/Sandbox Evasion

1
T1497

Credential Access

Discovery

Query Registry

2
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks