51fb8179a5f88bc327d1c66581f73129.exe

General
Target

51fb8179a5f88bc327d1c66581f73129.exe

Size

145KB

Sample

210926-rcr2jsehf8

Score
10 /10
MD5

51fb8179a5f88bc327d1c66581f73129

SHA1

033aa3edf2b8f09907290a301ec0b76af202dcfa

SHA256

b9a2feaa7b4989fa3b6a59d1fed7983d9fba99c54e6d30704f9cdc3826a3b20a

SHA512

60b83fdf20f31d64672523001c408838509ba86a006a25cf03285192a25744748bf13f4a93b65ef688018cd2c2aad06680395f293bc04268164e46e90048d208

Malware Config

Extracted

Family smokeloader
Version 2020
C2

http://naghenrietti1.top/

http://kimballiett2.top/

http://xadriettany3.top/

http://jebeccallis4.top/

http://nityanneron5.top/

http://umayaniela6.top/

http://lynettaram7.top/

http://sadineyalas8.top/

http://geenaldencia9.top/

http://aradysiusep10.top/

rc4.i32
rc4.i32

Extracted

Family redline
Botnet qq
C2

135.181.142.223:30397

Extracted

Family redline
Botnet installszxc
C2

138.124.186.2:27999

Extracted

Family redline
Botnet z0rm1onbuild
C2

45.156.21.209:56326

Extracted

Family raccoon
Botnet d4d8e30c16491ca1c11f7aa675764335342faedf
Attributes
url4cnc
https://t.me/hcdrom1
rc4.plain
rc4.plain

Extracted

Family raccoon
Botnet 5ff0ccb2bc00dc52d1ad09949e9c7663bc9ca4d4
Attributes
url4cnc
https://t.me/agrybirdsgamerept
rc4.plain
rc4.plain

Extracted

Family raccoon
Botnet f6d7183c9e82d2a9b81e6c0608450aa66cefb51f
Attributes
url4cnc
https://t.me/justoprostohello
rc4.plain
rc4.plain
Targets
Target

51fb8179a5f88bc327d1c66581f73129.exe

MD5

51fb8179a5f88bc327d1c66581f73129

Filesize

145KB

Score
10 /10
SHA1

033aa3edf2b8f09907290a301ec0b76af202dcfa

SHA256

b9a2feaa7b4989fa3b6a59d1fed7983d9fba99c54e6d30704f9cdc3826a3b20a

SHA512

60b83fdf20f31d64672523001c408838509ba86a006a25cf03285192a25744748bf13f4a93b65ef688018cd2c2aad06680395f293bc04268164e46e90048d208

Tags

Signatures

  • Arkei

    Description

    Arkei is an infostealer written in C++.

    Tags

  • Raccoon

    Description

    Simple but powerful infostealer which was very active in 2019.

    Tags

  • RedLine

    Description

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

    Tags

  • RedLine Payload

  • SmokeLoader

    Description

    Modular backdoor trojan in use since 2014.

    Tags

  • Arkei Stealer Payload

    Tags

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

    Tags

    TTPs

    Query Registry Virtualization/Sandbox Evasion
  • Downloads MZ/PE file

  • Executes dropped EXE

  • Checks BIOS information in registry

    Description

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

    TTPs

    Query Registry System Information Discovery
  • Deletes itself

  • Loads dropped DLL

  • Reads user/profile data of local email clients

    Description

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

    Tags

    TTPs

    Data from Local System Credentials in Files
  • Reads user/profile data of web browsers

    Description

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

    Tags

    TTPs

    Data from Local System Credentials in Files
  • Themida packer

    Description

    Detects Themida, an advanced Windows software protection system.

    Tags

  • Accesses cryptocurrency files/wallets, possible credential harvesting

    Tags

    TTPs

    Data from Local System Credentials in Files
  • Checks installed software on the system

    Description

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

    Tags

    TTPs

    Query Registry
  • Checks whether UAC is enabled

    Tags

    TTPs

    System Information Discovery
  • Suspicious use of NtSetInformationThreadHideFromDebugger

  • Suspicious use of SetThreadContext

Related Tasks

MITRE ATT&CK Matrix
Command and Control
    Credential Access
    Execution
      Exfiltration
        Impact
          Initial Access
            Lateral Movement
              Persistence
              Privilege Escalation