General

  • Target

    638b7341c29c901b02f462bb5fe449e246de3c0b98453a4e6bfc44da442ba8d5

  • Size

    191KB

  • Sample

    211110-s38yeseecq

  • MD5

    1dcf68273681264082f59a9ff0851df1

  • SHA1

    d47ac0d1966977c2b3a3154d38638aed5e37d5cd

  • SHA256

    638b7341c29c901b02f462bb5fe449e246de3c0b98453a4e6bfc44da442ba8d5

  • SHA512

    fadd6c8840496c7e4c243a77c746c0c083f0fc080110607d2b10d6b416608ecd6c117dca57ed1ef60da33a8674de2b471c99131c0af8df4e941eb9a4e8238a3d

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
ps1.dropper

https://raw.githubusercontent.com/sqlitey/sqlite/master/speed.ps1

Extracted

Family

smokeloader

Version

2020

C2

http://misha.at/upload/

http://roohaniinfra.com/upload/

http://0axqpcc.cn/upload/

http://mayak-lombard.ru/upload/

http://mebel-lass.ru/upload/

http://dishakhan.com/upload/

rc4.i32
rc4.i32

Extracted

Family

raccoon

Version

1.8.3-hotfix

Botnet

fcdc156d3872c18d25e3ee45499599b45e492a67

Attributes
  • url4cnc

    http://178.23.190.57/rino115sipsip

    http://91.219.236.162/rino115sipsip

    http://185.163.47.176/rino115sipsip

    http://193.38.54.238/rino115sipsip

    http://74.119.192.122/rino115sipsip

    http://91.219.236.240/rino115sipsip

    https://t.me/rino115sipsip

rc4.plain
rc4.plain

Targets

    • Target

      638b7341c29c901b02f462bb5fe449e246de3c0b98453a4e6bfc44da442ba8d5

    • Size

      191KB

    • MD5

      1dcf68273681264082f59a9ff0851df1

    • SHA1

      d47ac0d1966977c2b3a3154d38638aed5e37d5cd

    • SHA256

      638b7341c29c901b02f462bb5fe449e246de3c0b98453a4e6bfc44da442ba8d5

    • SHA512

      fadd6c8840496c7e4c243a77c746c0c083f0fc080110607d2b10d6b416608ecd6c117dca57ed1ef60da33a8674de2b471c99131c0af8df4e941eb9a4e8238a3d

    • Raccoon

      Simple but powerful infostealer which was very active in 2019.

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Suspicious use of NtCreateProcessExOtherParentProcess

    • suricata: ET MALWARE ServHelper CnC Inital Checkin

      suricata: ET MALWARE ServHelper CnC Inital Checkin

    • Grants admin privileges

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

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Modifies RDP port number used by Windows

    • Sets DLL path for service in the registry

    • UPX packed file

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

    • Deletes itself

    • Drops startup file

    • Loads dropped DLL

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Account Manipulation

1
T1098

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

2
T1112

Discovery

System Information Discovery

2
T1082

Query Registry

1
T1012

Peripheral Device Discovery

1
T1120

Lateral Movement

Remote Desktop Protocol

1
T1076

Tasks