arkei

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General

Target

a724f74717bcc081cf9ee74842f4ab7f.exe
Size

134KB
Sample

210927-k96smsgcaj
MD5

a724f74717bcc081cf9ee74842f4ab7f
SHA1

486eda597eed80d2e9e169feb98cfd7ff858fce3
SHA256

5ce23fd6639f4a6e53fb0b1c680dc0bfbd45533d43d8ca8feebf443b523a3e1c
SHA512

18c2d5166ed63a6d342c15c5ef00e9d6e014feb8cab2d7e7218461c84f54c4ee44086691ea0f02994a121d733850ce2468bab75a4447903dc3ca2f1231b8cda4

Malware Config

Extracted

Family

smokeloader

Version

2020

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

Extracted

Family

redline

92.246.89.6:38437

Extracted

Family

raccoon

Botnet

a72c96f6762e4258a13dee8bc0dd14557df18467

Attributes

url4cnc
https://t.me/h_wacel1new_1

rc4.plain

Extracted

Family

raccoon

Botnet

b2f2e53f9e27f901d453d8f6fbafe1b4d5266bb7

Attributes

url4cnc
https://t.me/hcdrom1

rc4.plain

Extracted

Family

raccoon

Botnet

c524886d28411e80660e573d1de51f17556d70f6

Attributes

url4cnc
https://t.me/hobabastrepsils

rc4.plain

Extracted

Family

redline

Botnet

Bliss

185.237.98.178:62607

Extracted

Family

redline

Botnet

karma

94.103.9.133:39323

Targets

- Target
  
  a724f74717bcc081cf9ee74842f4ab7f.exe
- Size
  
  134KB
- MD5
  
  a724f74717bcc081cf9ee74842f4ab7f
- SHA1
  
  486eda597eed80d2e9e169feb98cfd7ff858fce3
- SHA256
  
  5ce23fd6639f4a6e53fb0b1c680dc0bfbd45533d43d8ca8feebf443b523a3e1c
- SHA512
  
  18c2d5166ed63a6d342c15c5ef00e9d6e014feb8cab2d7e7218461c84f54c4ee44086691ea0f02994a121d733850ce2468bab75a4447903dc3ca2f1231b8cda4
Score

10^/10

arkei chinese_generic_botnet raccoon redline smokeloader tofsee xmrig a72c96f6762e4258a13dee8bc0dd14557df18467 b2f2e53f9e27f901d453d8f6fbafe1b4d5266bb7 bliss c524886d28411e80660e573d1de51f17556d70f6 karma backdoor botnet discovery evasion infostealer miner persistence spyware stealer suricata themida trojan
- Arkei
  Arkei is an infostealer written in C++.
  stealer arkei
- Generic Chinese Botnet
  A botnet originating from China which is currently unnamed publicly.
  botnet chinese_generic_botnet
- 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
- Windows security bypass
  evasion trojan
- suricata: ET MALWARE Sharik/Smoke CnC Beacon 11
  suricata: ET MALWARE Sharik/Smoke CnC Beacon 11
  suricata
- suricata: ET MALWARE Win32.Raccoon Stealer CnC Activity (dependency download)
  suricata: ET MALWARE Win32.Raccoon Stealer CnC Activity (dependency download)
  suricata
- suricata: ET MALWARE Win32.Raccoon Stealer Data Exfil Attempt
  suricata: ET MALWARE Win32.Raccoon Stealer Data Exfil Attempt
  suricata
- xmrig
  XMRig is a high performance, open source, cross platform CPU/GPU miner.
  miner xmrig
- Arkei Stealer Payload
  stealer
- Chinese Botnet Payload
  botnet
- 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 local email clients
  Email clients store some user data on disk where infostealers will often target it.
  spyware stealer
- Reads user/profile data of web browsers
  Infostealers often target stored browser data, which can include saved credentials etc.
  spyware stealer
- Themida packer
  Detects Themida, an advanced Windows software protection system.
  themida
- 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
- Enumerates connected drives
  Attempts to read the root path of hard drives other than the default C: drive.
- Drops file in System32 directory
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
behavioral1 behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

New Service

T1050

Modify Existing Service

T1031

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

New Service

T1050

Defense Evasion

Disabling Security Tools

T1089

Modify Registry

T1112

Virtualization/Sandbox Evasion

T1497

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

System Information Discovery

T1082

Peripheral Device Discovery

T1120

Lateral Movement

Collection

Data from Local System

T1005

Exfiltration

Command and Control

Impact

Tasks

Sharing

General

Malware Config

Extracted

Extracted

Extracted

Extracted

Extracted

Extracted

Extracted

Targets

Generic Chinese Botnet

Raccoon

RedLine

RedLine Payload

SmokeLoader

Tofsee

Windows security bypass

suricata: ET MALWARE Sharik/Smoke CnC Beacon 11

suricata: ET MALWARE Win32.Raccoon Stealer CnC Activity (dependency download)

suricata: ET MALWARE Win32.Raccoon Stealer Data Exfil Attempt

xmrig

Arkei Stealer Payload

Chinese Botnet 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 local email clients

Reads user/profile data of web browsers

Themida packer

Accesses cryptocurrency files/wallets, possible credential harvesting

Checks installed software on the system

Checks whether UAC is enabled

Enumerates connected drives

Drops file in System32 directory

Suspicious use of NtSetInformationThreadHideFromDebugger

Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Tasks

static1

behavioral1

behavioral2