Overview

overview

10

Static

static

23d94c5414...f9.exe

windows7_x64

10

23d94c5414...f9.exe

windows10_x64

10

Analysis

  • max time kernel
    154s
  • max time network
    158s
  • platform
    windows7_x64
  • resource
    win7v20210410
  • submitted
    23-08-2021 13:56

Sharing

Copy URL
Twitter E-mail
Report Analysis Logs

General

  • Target

    23d94c5414f81f6736b4ddc3cdc26097fb66d839d00079aa1c87c40a7e726cf9.exe

  • Size

    280KB

  • MD5

    c1c301d9b0ba8ba056707f2d2c82bd9d

  • SHA1

    d70353b58f0576138abdf8dcac5064358a379305

  • SHA256

    23d94c5414f81f6736b4ddc3cdc26097fb66d839d00079aa1c87c40a7e726cf9

  • SHA512

    1894b720c731c3f4dc90e42d98690bad2acaf6669fe7334064187bc4c21c662894447e635d76a9d06542e13529d56c1b0902585b47537ff04ece1669bb73b8f0

Score
10/10
redlinesmokeloaderbackdoordiscoveryevasioninfostealerspywarestealersuricatathemidatrojan

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://aucmoney.com/upload/

http://thegymmum.com/upload/

http://atvcampingtrips.com/upload/

http://kuapakualaman.com/upload/

http://renatazarazua.com/upload/

http://nasufmutlu.com/upload/
rc4.i32
rc4.i32

Signatures

  • RedLine

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

    infostealerredline
  • RedLine Payload 1 IoCs
  • SmokeLoader

    Modular backdoor trojan in use since 2014.

    trojanbackdoorsmokeloader
  • suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile

    suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile

    suricata
  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs
    evasion
  • Downloads MZ/PE file
  • Executes dropped EXE 1 IoCs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

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

  • Deletes itself 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

    spywarestealer
  • Themida packer 2 IoCs

    Detects Themida, an advanced Windows software protection system.

    themida
  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
    spyware
  • Checks installed software on the system 1 TTPs

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

    discovery
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
    evasiontrojan
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of FindShellTrayWindow 4 IoCs
  • Suspicious use of SendNotifyMessage 4 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\23d94c5414f81f6736b4ddc3cdc26097fb66d839d00079aa1c87c40a7e726cf9.exe
    "C:\Users\Admin\AppData\Local\Temp\23d94c5414f81f6736b4ddc3cdc26097fb66d839d00079aa1c87c40a7e726cf9.exe"
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:1672
  • C:\Users\Admin\AppData\Local\Temp\1F4.exe
    C:\Users\Admin\AppData\Local\Temp\1F4.exe
    1⤵
    • Executes dropped EXE
    • Checks BIOS information in registry
    • Checks whether UAC is enabled
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious use of AdjustPrivilegeToken
    PID:1660

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

1
T1497

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

4
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

3
T1082

Peripheral Device Discovery

1
T1120

Lateral Movement

Collection

Data from Local System

2
T1005

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\1F4.exe
    MD5

    1f6e49e83b13758948915b43fb388a94

    SHA1

    c38876024e6e3cf46f804fc3d0aca553a263ffaf

    SHA256

    624cfab55296eb7e9d73d9478455f96d4861ca92d45677909a7f2fb8532b1f63

    SHA512

    462ed0fe61a8884bc337f7f970ab29c5e3b9dbe29a075fa385630febebfc8d0c0075cec46f4138c89667d4320c63fe296ec48fe6e82a895c02c33ea3441ca85f

    Download Submit
  • memory/1176-63-0x0000000002E60000-0x0000000002E76000-memory.dmp
    Filesize

    88KB

    Download
  • memory/1660-64-0x0000000000000000-mapping.dmp
    Download
  • memory/1660-68-0x0000000001330000-0x0000000001331000-memory.dmp
    Filesize

    4KB

    Download
  • memory/1660-70-0x0000000005040000-0x0000000005041000-memory.dmp
    Filesize

    4KB

    Download
  • memory/1672-60-0x0000000075971000-0x0000000075973000-memory.dmp
    Filesize

    8KB

    Download
  • memory/1672-61-0x0000000000020000-0x0000000000029000-memory.dmp
    Filesize

    36KB

    Download
  • memory/1672-62-0x0000000000400000-0x00000000023B1000-memory.dmp
    Filesize

    31.7MB

    Download