General

  • Target

    5c48b2eb1c3d8c5b4c8dab1a0a74ebc685688095ddce940566d9337cf6484968

  • Size

    317KB

  • Sample

    240423-x2m2sabb52

  • MD5

    9c6e1b15a18c1e733e978cf322a73df6

  • SHA1

    8adb6333225f4cd49e995db4ef320433a483e3a9

  • SHA256

    5c48b2eb1c3d8c5b4c8dab1a0a74ebc685688095ddce940566d9337cf6484968

  • SHA512

    0aa8bb775509efbffc2b30fe2d82fb03dcc24c978689fbc1a94b41f91bfff6a2305e3f7e4bb169bb0991f12a26173fa9ad461614e67a97eb1db00f4be21ae8af

  • SSDEEP

    3072:4U7egfBG6fwp4ZHnb7+hQAZXH9uYYSAbT1Gjp1rdhfAdMOO5KIIKc5X0Cn8Kk2FC:pw6fwY/YkKrdhfAdZO8y5KqbI

Malware Config

Extracted

Family

smokeloader

Botnet

pub1

Extracted

Family

smokeloader

Version

2022

C2

http://trad-einmyus.com/index.php

http://tradein-myus.com/index.php

http://trade-inmyus.com/index.php

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

LogsDiller Cloud (Telegram: @logsdillabot)

C2

5.42.65.96:28380

Extracted

Family

redline

Botnet

@cloudcosmic (https://cloudcosmic.store)

C2

87.121.105.175:14845

Targets

    • Target

      5c48b2eb1c3d8c5b4c8dab1a0a74ebc685688095ddce940566d9337cf6484968

    • Size

      317KB

    • MD5

      9c6e1b15a18c1e733e978cf322a73df6

    • SHA1

      8adb6333225f4cd49e995db4ef320433a483e3a9

    • SHA256

      5c48b2eb1c3d8c5b4c8dab1a0a74ebc685688095ddce940566d9337cf6484968

    • SHA512

      0aa8bb775509efbffc2b30fe2d82fb03dcc24c978689fbc1a94b41f91bfff6a2305e3f7e4bb169bb0991f12a26173fa9ad461614e67a97eb1db00f4be21ae8af

    • SSDEEP

      3072:4U7egfBG6fwp4ZHnb7+hQAZXH9uYYSAbT1Gjp1rdhfAdMOO5KIIKc5X0Cn8Kk2FC:pw6fwY/YkKrdhfAdZO8y5KqbI

    • Detect ZGRat V1

    • 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.

    • ZGRat

      ZGRat is remote access trojan written in C#.

    • xmrig

      XMRig is a high performance, open source, cross platform CPU/GPU miner.

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

    • XMRig Miner payload

    • Creates new service(s)

    • Downloads MZ/PE file

    • Stops running service(s)

    • Checks BIOS information in registry

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

    • Checks computer location settings

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

    • Deletes itself

    • Executes dropped EXE

    • 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.

    • UPX packed file

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

    • 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 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

Virtualization/Sandbox Evasion

1
T1497

Impair Defenses

1
T1562

Subvert Trust Controls

1
T1553

Install Root Certificate

1
T1553.004

Modify Registry

1
T1112

Credential Access

Unsecured Credentials

2
T1552

Credentials In Files

2
T1552.001

Discovery

Query Registry

6
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

5
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

2
T1005

Command and Control

Web Service

1
T1102

Impact

Service Stop

1
T1489

Tasks