General

  • Target

    82d057e1eb74021d270cead3be27d9fb.exe

  • Size

    143KB

  • Sample

    210824-abpntr6nt2

  • MD5

    82d057e1eb74021d270cead3be27d9fb

  • SHA1

    b3c2f6d63488a1a0947a3572bea950cfb5505dee

  • SHA256

    9dad1f618e1ebf28e43f4af049feb9d75a03b139a63bdd1901f51497fd4ed50b

  • SHA512

    384039756b61e7dad9899d35beca67d0121551f624309c9af0d1220da635247f1cd5509427d6a403eddfc10625e07e1cff77d5945dc85fb9d364c35b6645b8ee

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://readinglistforaugust1.xyz/

http://readinglistforaugust2.xyz/

http://readinglistforaugust3.xyz/

http://readinglistforaugust4.xyz/

http://readinglistforaugust5.xyz/

http://readinglistforaugust6.xyz/

http://readinglistforaugust7.xyz/

http://readinglistforaugust8.xyz/

http://readinglistforaugust9.xyz/

http://readinglistforaugust10.xyz/

http://readinglistforaugust1.site/

http://readinglistforaugust2.site/

http://readinglistforaugust3.site/

http://readinglistforaugust4.site/

http://readinglistforaugust5.site/

http://readinglistforaugust6.site/

http://readinglistforaugust7.site/

http://readinglistforaugust8.site/

http://readinglistforaugust9.site/

http://readinglistforaugust10.site/

rc4.i32
rc4.i32
rc4.i32
rc4.i32

Extracted

Family

raccoon

Botnet

fe582536ec580228180f270f7cb80a867860e010

Attributes
  • url4cnc

    https://telete.in/xylichanjk

rc4.plain
rc4.plain

Extracted

Family

vidar

Version

40.1

Botnet

824

C2

https://eduarroma.tumblr.com/

Attributes
  • profile_id

    824

Extracted

Family

raccoon

Botnet

b8ef25fa9e346b7a31e4b6ff160623dd5fed2474

Attributes
  • url4cnc

    https://telete.in/iphbarberleo

rc4.plain
rc4.plain

Extracted

Family

redline

Botnet

pro

C2

95.217.117.91:49317

Targets

    • Target

      82d057e1eb74021d270cead3be27d9fb.exe

    • Size

      143KB

    • MD5

      82d057e1eb74021d270cead3be27d9fb

    • SHA1

      b3c2f6d63488a1a0947a3572bea950cfb5505dee

    • SHA256

      9dad1f618e1ebf28e43f4af049feb9d75a03b139a63bdd1901f51497fd4ed50b

    • SHA512

      384039756b61e7dad9899d35beca67d0121551f624309c9af0d1220da635247f1cd5509427d6a403eddfc10625e07e1cff77d5945dc85fb9d364c35b6645b8ee

    • Raccoon

      Simple but powerful infostealer which was very active in 2019.

    • RedLine

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

    • RedLine Payload

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Suspicious use of NtCreateProcessExOtherParentProcess

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

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

    • Vidar Stealer

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Checks BIOS information in registry

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

    • Deletes itself

    • Loads dropped DLL

    • Obfuscated with Agile.Net obfuscator

      Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Checks whether UAC is enabled

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Virtualization/Sandbox Evasion

1
T1497

Install Root Certificate

1
T1130

Modify Registry

1
T1112

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

4
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

4
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

2
T1005

Tasks