General

  • Target

    82c0c2e4672fba954a0482ac24e02498

  • Size

    151KB

  • Sample

    210820-2czwr297fn

  • MD5

    82c0c2e4672fba954a0482ac24e02498

  • SHA1

    75e3c148d38cdb578efbf24ad574ac31300d190d

  • SHA256

    b46fa39b04cb5928c3dd9c1bbcbd9008401d98faff5e42115102b00c60fbd486

  • SHA512

    61b05dc3225b0d4e915b0dffdf61e29f1d62c4373b5100dec375f0345a504f0968dbed8e564f50e22ea226272c09edf7b4971876ccc0f0ddb86ed6f4f3b5d3a9

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

Extracted

Family

redline

Botnet

777

C2

51.254.68.139:8067

Extracted

Family

raccoon

Botnet

fe582536ec580228180f270f7cb80a867860e010

Attributes
  • url4cnc

    https://telete.in/xylichanjk

rc4.plain
rc4.plain

Extracted

Family

redline

Botnet

#MIX 19.08

C2

gophamanapr.site:80

Extracted

Family

redline

Botnet

blacks1

C2

135.148.139.222:33569

Targets

    • Target

      82c0c2e4672fba954a0482ac24e02498

    • Size

      151KB

    • MD5

      82c0c2e4672fba954a0482ac24e02498

    • SHA1

      75e3c148d38cdb578efbf24ad574ac31300d190d

    • SHA256

      b46fa39b04cb5928c3dd9c1bbcbd9008401d98faff5e42115102b00c60fbd486

    • SHA512

      61b05dc3225b0d4e915b0dffdf61e29f1d62c4373b5100dec375f0345a504f0968dbed8e564f50e22ea226272c09edf7b4971876ccc0f0ddb86ed6f4f3b5d3a9

    • 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

    • suricata: ET MALWARE Sharik/Smoke CnC Beacon 11

      suricata: ET MALWARE Sharik/Smoke CnC Beacon 11

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

    • 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

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • 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

    • Legitimate hosting services abused for malware hosting/C2

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Virtualization/Sandbox Evasion

1
T1497

Install Root Certificate

1
T1130

Modify Registry

1
T1112

Credential Access

Credentials in Files

3
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

3
T1005

Command and Control

Web Service

1
T1102

Tasks