Resubmissions

18-09-2021 07:49

210918-jn4kqahbb2 10

17-09-2021 12:17

210917-pgaa7aaecp 10

General

  • Target

    setup_x86_x64_install.exe

  • Size

    7.8MB

  • Sample

    210918-jn4kqahbb2

  • MD5

    06964489dfbd7a3395ed8d0e29479049

  • SHA1

    610ac476a5279ebce1b9bbd1fa82ea4d6a6b76f6

  • SHA256

    2cbf19a8dbaba0978d5a52447c9cac23918c4394e751e0cde159d6e8b65c408f

  • SHA512

    817d942c57350f84387ab9da814ae272588a4755c2f16c250cbf9c488a1514f71a720f548060f7231b377a8b1291998adf859969bc4030ae39300d5bb02bdace

Malware Config

Extracted

Family

redline

Botnet

pab123

C2

45.14.49.169:22411

Extracted

Family

redline

Botnet

ANI

C2

45.142.215.47:27643

Extracted

Family

smokeloader

Version

2020

C2

http://varmisende.com/upload/

http://fernandomayol.com/upload/

http://nextlytm.com/upload/

http://people4jan.com/upload/

http://asfaltwerk.com/upload/

http://venerynnet1.top/

http://kevonahira2.top/

http://vegangelist3.top/

http://kingriffaele4.top/

http://arakeishant5.top/

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

Extracted

Family

vidar

Version

40.7

Botnet

937

C2

https://petrenko96.tumblr.com/

Attributes
  • profile_id

    937

Extracted

Family

icedid

Campaign

3162718704

Extracted

Language
ps1
Deobfuscated
URLs
ps1.dropper

http://shellloader.com/welcome

Extracted

Language
ps1
Source
URLs
exe.dropper

https://iplogger.org/1UYBw7

Targets

    • Target

      setup_x86_x64_install.exe

    • Size

      7.8MB

    • MD5

      06964489dfbd7a3395ed8d0e29479049

    • SHA1

      610ac476a5279ebce1b9bbd1fa82ea4d6a6b76f6

    • SHA256

      2cbf19a8dbaba0978d5a52447c9cac23918c4394e751e0cde159d6e8b65c408f

    • SHA512

      817d942c57350f84387ab9da814ae272588a4755c2f16c250cbf9c488a1514f71a720f548060f7231b377a8b1291998adf859969bc4030ae39300d5bb02bdace

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

    • IcedID, BokBot

      IcedID is a banking trojan capable of stealing credentials.

    • Modifies Windows Defender Real-time Protection settings

    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

    • 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.

    • Socelars

      Socelars is an infostealer targeting browser cookies and credit card credentials.

    • Socelars Payload

    • Suspicious use of NtCreateProcessExOtherParentProcess

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Checks for common network interception software

      Looks in the registry for tools like Wireshark or Fiddler commonly used to analyze network activity.

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

    • Vidar Stealer

    • ASPack v2.12-2.42

      Detects executables packed with ASPack v2.12-2.42

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Executes dropped EXE

    • Modifies Windows Firewall

    • VMProtect packed file

      Detects executables packed with VMProtect commercial packer.

    • 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.

    • Loads dropped DLL

    • Modifies file permissions

    • 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

    • Adds Run key to start application

    • 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

    • Drops desktop.ini file(s)

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • 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

Modify Existing Service

2
T1031

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

4
T1112

Disabling Security Tools

1
T1089

Virtualization/Sandbox Evasion

1
T1497

File Permissions Modification

1
T1222

Install Root Certificate

1
T1130

Credential Access

Credentials in Files

3
T1081

Discovery

Software Discovery

1
T1518

Query Registry

8
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

8
T1082

Peripheral Device Discovery

2
T1120

Collection

Data from Local System

3
T1005

Command and Control

Web Service

1
T1102

Tasks

static1

Score
N/A

behavioral1

redlinesocelarsanipab123aspackv2discoveryevasioninfostealerpersistencespywarestealerthemidatrojanvmprotect
Score
10/10

behavioral2

djvuredlinesmokeloadersocelarsvidar937aniaspackv2backdoordiscoveryevasioninfostealerpersistenceransomwarespywarestealerthemidatrojanvmprotect
Score
10/10

behavioral3

icedidredlinesmokeloadersocelarsvidar937pab1233162718704aspackv2backdoorbankerdiscoveryevasioninfostealerstealerthemidatrojanvmprotect
Score
10/10

behavioral4

redlinesmokeloadersocelarsvidaraniaspackv2backdoordiscoveryevasioninfostealerpersistencespywarestealerthemidatrojanvmprotect
Score
10/10

behavioral5

icedidredlinesmokeloadersocelarsvidarani3162718704aspackv2backdoorbankerevasioninfostealerspywarestealerthemidatrojanvmprotect
Score
10/10

behavioral6

djvuicedidredlinesmokeloadersocelarsvidarani3162718704aspackv2backdoorbankerdiscoveryevasioninfostealerpersistenceransomwarespywarestealerthemidatrojanvmprotect
Score
10/10

behavioral7

redlinesmokeloadersocelarsvidaranipab123aspackv2backdoorevasioninfostealerstealerthemidatrojanvmprotect
Score
10/10

behavioral8

djvuredlinesmokeloadersocelarsvidaranipab123aspackv2backdoordiscoveryevasioninfostealerransomwarespywarestealerthemidatrojanvmprotect
Score
10/10

behavioral9

redlinesmokeloadersocelarsanipab123aspackv2backdoordiscoveryevasioninfostealerpersistencespywarestealerthemidatrojanvmprotect
Score
10/10