Malware sandboxing report by Hatching Triage

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General

Target

a70760071dea52443d726965f9feef8a66848b6c6288e9354f8ca1e0e898f624
Size

327KB
Sample

211226-phxg4saahk
MD5

5b1acd2b240c202e0ce3fdde8b2ac77c
SHA1

f6eaa730293d7ea39f0e2c6be770146691bfbd9c
SHA256

a70760071dea52443d726965f9feef8a66848b6c6288e9354f8ca1e0e898f624
SHA512

9a7a6ce9d460c9f38f037a5caef5ad0faf33eef3bc9ffd1c1bede523e75dce3a72f21492a2d23d179caa9b4312c08547b381fa43da2234445b5f2b0028fdac22

Malware Config

Extracted

Family

smokeloader

Version

2020

http://host-data-coin-11.com/

http://file-coin-host-12.com/

http://srtuiyhuali.at/

http://fufuiloirtu.com/

http://amogohuigotuli.at/

http://novohudosovu.com/

http://brutuilionust.com/

http://bubushkalioua.com/

http://dumuilistrati.at/

http://verboliatsiaeeees.com/

rc4.i32

Extracted

Family

tofsee

parubey.info

patmushta.info

Extracted

Family

redline

Botnet

86.107.197.138:38133

Extracted

Family

raccoon

Botnet

10da56e7e71e97bdc1f36eb76813bbc3231de7e4

Attributes

url4cnc
http://194.180.174.53/capibar
http://91.219.236.18/capibar
http://194.180.174.41/capibar
http://91.219.236.148/capibar
https://t.me/capibar

rc4.plain

Targets

- Target
  
  a70760071dea52443d726965f9feef8a66848b6c6288e9354f8ca1e0e898f624
- Size
  
  327KB
- MD5
  
  5b1acd2b240c202e0ce3fdde8b2ac77c
- SHA1
  
  f6eaa730293d7ea39f0e2c6be770146691bfbd9c
- SHA256
  
  a70760071dea52443d726965f9feef8a66848b6c6288e9354f8ca1e0e898f624
- SHA512
  
  9a7a6ce9d460c9f38f037a5caef5ad0faf33eef3bc9ffd1c1bede523e75dce3a72f21492a2d23d179caa9b4312c08547b381fa43da2234445b5f2b0028fdac22
Score

10^/10

arkei raccoon redline smokeloader tofsee vidar xmrig 1 10da56e7e71e97bdc1f36eb76813bbc3231de7e4 backdoor collection discovery evasion infostealer miner persistence spyware stealer suricata trojan
- Arkei
  Arkei is an infostealer written in C++.
  stealer arkei
- Raccoon
  Simple but powerful infostealer which was very active in 2019.
  stealer raccoon
- RedLine
  RedLine Stealer is a malware family written in C#, first appearing in early 2020.
  infostealer redline
- RedLine Payload
- SmokeLoader
  Modular backdoor trojan in use since 2014.
  trojan backdoor smokeloader
- Tofsee
  Backdoor/botnet which carries out malicious activities based on commands from a C2 server.
  trojan tofsee
- Vidar
  Vidar is an infostealer based on Arkei stealer.
  stealer vidar
- Windows security bypass
  evasion trojan
- suricata: ET MALWARE Single char EXE direct download likely trojan (multiple families)
  suricata: ET MALWARE Single char EXE direct download likely trojan (multiple families)
  suricata
- suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)
  suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)
  suricata
- suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload
  suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload
  suricata
- suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer HTTP POST Pattern
  suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer HTTP POST Pattern
  suricata
- suricata: ET MALWARE Win32/Vidar Variant Stealer CnC Exfil
  suricata: ET MALWARE Win32/Vidar Variant Stealer CnC Exfil
  suricata
- xmrig
  XMRig is a high performance, open source, cross platform CPU/GPU miner.
  miner xmrig
- Arkei Stealer Payload
  stealer
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
  evasion
- XMRig Miner Payload
  miner
- Creates new service(s)
  persistence
- Downloads MZ/PE file
- Executes dropped EXE
- Modifies Windows Firewall
  evasion
- Sets service image path in registry
  persistence
- 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 web browsers
  Infostealers often target stored browser data, which can include saved credentials etc.
  spyware stealer
- Accesses 2FA software files, possible credential harvesting
  spyware stealer
- Accesses Microsoft Outlook profiles
  collection
- Accesses cryptocurrency files/wallets, possible credential harvesting
  spyware
- Checks installed software on the system
  Looks up Uninstall key entries in the registry to enumerate software on the system.
  discovery
- Checks whether UAC is enabled
  evasion trojan
- Legitimate hosting services abused for malware hosting/C2
- Drops file in System32 directory
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
behavioral1

MITRE ATT&CK Matrix

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Credential Access

Credentials in Files

T1081

Defense Evasion

Disabling Security Tools

T1089

Web Service

T1102

Modify Registry

T1112

Virtualization/Sandbox Evasion

T1497

Discovery

Query Registry

T1012

System Information Discovery

T1082

Peripheral Device Discovery

T1120

Execution

Exfiltration

Impact

Initial Access

Lateral Movement

Persistence

Modify Existing Service

T1031

New Service

T1050

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Tasks

static1

Score

N/A

behavioral1

arkeiraccoonredlinesmokeloadertofseevidarxmrig110da56e7e71e97bdc1f36eb76813bbc3231de7e4backdoorcollectiondiscoveryevasioninfostealerminerpersistencespywarestealersuricatatrojan

Score

10^/10

Sharing

General

Malware Config

Extracted

Extracted

Extracted

Extracted

Targets

Arkei

Raccoon

RedLine

RedLine Payload

SmokeLoader

Tofsee

Vidar

Windows security bypass

suricata: ET MALWARE Single char EXE direct download likely trojan (multiple families)

suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)

suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload

suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer HTTP POST Pattern

suricata: ET MALWARE Win32/Vidar Variant Stealer CnC Exfil

xmrig

Arkei Stealer Payload

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

XMRig Miner Payload

Creates new service(s)

Downloads MZ/PE file

Executes dropped EXE

Modifies Windows Firewall

Sets service image path in registry

Checks BIOS information in registry

Deletes itself

Loads dropped DLL

Reads user/profile data of web browsers

Accesses 2FA software files, possible credential harvesting

Accesses Microsoft Outlook profiles

Accesses cryptocurrency files/wallets, possible credential harvesting

Checks installed 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

Tasks

static1

behavioral1