General

  • Target

    d1d2ed561cc81996d7f28424253acac7

  • Size

    3.5MB

  • Sample

    240317-zhzmksfe52

  • MD5

    d1d2ed561cc81996d7f28424253acac7

  • SHA1

    ce71aa0cadf61f081f22890fbb391cc536068942

  • SHA256

    8f2789b6a628a92f9f6313305b255c405f867c49161bb864263dcfef5a6f712d

  • SHA512

    226055b7e8ea364e786f12f3fed7815e15755dea2eed15c20873cc2b01261661f75c2ea3b2d1ac1a85c0cbb82edd91c5e461ba5091ef2ff38087fad9a1f4ae6b

  • SSDEEP

    49152:Eg5CcEMhKKA4iNE41WnmZLaFDZGxJyq4sBxNtBSZYT+D+yP7kipYYvwDmly4Bg7+:J5CcEMhdrz4TSDZynVB78dKYYD90VSlI

Malware Config

Extracted

Family

nullmixer

C2

http://sokiran.xyz/

Extracted

Family

smokeloader

Botnet

pub5

Extracted

Family

vidar

Version

39.4

Botnet

706

C2

https://sergeevih43.tumblr.com/

Attributes
  • profile_id

    706

Extracted

Family

redline

Botnet

ServAni

C2

87.251.71.195:82

Extracted

Family

smokeloader

Version

2020

C2

http://ppcspb.com/upload/

http://mebbing.com/upload/

http://twcamel.com/upload/

http://howdycash.com/upload/

http://lahuertasonora.com/upload/

http://kpotiques.com/upload/

rc4.i32
rc4.i32

Targets

    • Target

      d1d2ed561cc81996d7f28424253acac7

    • Size

      3.5MB

    • MD5

      d1d2ed561cc81996d7f28424253acac7

    • SHA1

      ce71aa0cadf61f081f22890fbb391cc536068942

    • SHA256

      8f2789b6a628a92f9f6313305b255c405f867c49161bb864263dcfef5a6f712d

    • SHA512

      226055b7e8ea364e786f12f3fed7815e15755dea2eed15c20873cc2b01261661f75c2ea3b2d1ac1a85c0cbb82edd91c5e461ba5091ef2ff38087fad9a1f4ae6b

    • SSDEEP

      49152:Eg5CcEMhKKA4iNE41WnmZLaFDZGxJyq4sBxNtBSZYT+D+yP7kipYYvwDmly4Bg7+:J5CcEMhdrz4TSDZynVB78dKYYD90VSlI

    • Detect Fabookie payload

    • Fabookie

      Fabookie is facebook account info stealer.

    • Modifies Windows Defender Real-time Protection settings

    • NullMixer

      NullMixer is a malware dropper leading to an infection chain of a wide variety of malware families.

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • RedLine payload

    • SectopRAT

      SectopRAT is a remote access trojan first seen in November 2019.

    • SectopRAT payload

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Nirsoft

    • Vidar Stealer

    • ASPack v2.12-2.42

      Detects executables packed with ASPack v2.12-2.42

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • UPX packed file

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

    • Legitimate hosting services abused for malware hosting/C2

    • 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 SetThreadContext

    • Target

      setup_installer.exe

    • Size

      3.5MB

    • MD5

      d642b666edc8814e7013690208789710

    • SHA1

      11b6b1410047bd850eec841eb7088ccb14157b12

    • SHA256

      e29c7207e9f59b69cfa032c6af951e713f7fe96aa2362511afb28900c9f875c9

    • SHA512

      ac82ca53920f1118038cf174e551825550cbde14f6af3cb0ab7b8eb3c315767222274f71cb4bad02e33af7438a60986c6828a17fe5903bcfbe3911952e90bb87

    • SSDEEP

      98304:xa18Q47B86LZ1IYD4PfUCvLUBsK/NFpaz26:xy8Q1mZ1I64PRLUCKVXaK6

    • Detect Fabookie payload

    • Fabookie

      Fabookie is facebook account info stealer.

    • Modifies Windows Defender Real-time Protection settings

    • NullMixer

      NullMixer is a malware dropper leading to an infection chain of a wide variety of malware families.

    • PrivateLoader

      PrivateLoader is a downloader sold as a pay-per-install malware distribution service.

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • RedLine payload

    • RisePro

      RisePro stealer is an infostealer distributed by PrivateLoader.

    • SectopRAT

      SectopRAT is a remote access trojan first seen in November 2019.

    • SectopRAT payload

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Nirsoft

    • Vidar Stealer

    • ASPack v2.12-2.42

      Detects executables packed with ASPack v2.12-2.42

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • UPX packed file

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

    • Legitimate hosting services abused for malware hosting/C2

    • 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 SetThreadContext

MITRE ATT&CK Matrix ATT&CK v13

Persistence

Create or Modify System Process

2
T1543

Windows Service

2
T1543.003

Privilege Escalation

Create or Modify System Process

2
T1543

Windows Service

2
T1543.003

Defense Evasion

Modify Registry

4
T1112

Impair Defenses

2
T1562

Disable or Modify Tools

2
T1562.001

Subvert Trust Controls

2
T1553

Install Root Certificate

2
T1553.004

Discovery

Query Registry

6
T1012

System Information Discovery

6
T1082

Peripheral Device Discovery

2
T1120

Command and Control

Web Service

2
T1102

Tasks