arkei

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General

Target

f7928541a6c0301e441e0a2f17b375e6.exe
Size

287KB
Sample

210928-psysxscaa6
MD5

f7928541a6c0301e441e0a2f17b375e6
SHA1

f4489003e0c06e4b9637581d545e27f5be9900f1
SHA256

2ae6703e19002c43074774727b96a0de197208bef65f33b52272ea5327cb586d
SHA512

06f3fb6200e6af05679fdd8a6a113df62c5b20ff714a62ee732766d7cf20c9008ee04673d57370ee77be6b7df71466bf96dc784bc4fd324194ffe4ed5ea7c40b

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

redline

Botnet

z0rm1onbuild

45.156.21.209:56326

Extracted

Family

raccoon

Botnet

a72c96f6762e4258a13dee8bc0dd14557df18467

Attributes

url4cnc
https://t.me/h_wacel1new_1

rc4.plain

Extracted

Family

redline

Botnet

instashop

185.92.74.142:80

Extracted

Family

raccoon

Botnet

7503ff9128ce04d8aa87f5435101fb3450bd21b8

Attributes

url4cnc
https://t.me/h_royal_1

rc4.plain

Extracted

Family

redline

Botnet

vol4

92.222.145.232:61157

Extracted

Family

raccoon

Botnet

5ff0ccb2bc00dc52d1ad09949e9c7663bc9ca4d4

Attributes

url4cnc
https://t.me/agrybirdsgamerept

rc4.plain

Targets

- Target
  
  f7928541a6c0301e441e0a2f17b375e6.exe
- Size
  
  287KB
- MD5
  
  f7928541a6c0301e441e0a2f17b375e6
- SHA1
  
  f4489003e0c06e4b9637581d545e27f5be9900f1
- SHA256
  
  2ae6703e19002c43074774727b96a0de197208bef65f33b52272ea5327cb586d
- SHA512
  
  06f3fb6200e6af05679fdd8a6a113df62c5b20ff714a62ee732766d7cf20c9008ee04673d57370ee77be6b7df71466bf96dc784bc4fd324194ffe4ed5ea7c40b
Score

10^/10

arkei raccoon redline smokeloader tofsee xmrig 7503ff9128ce04d8aa87f5435101fb3450bd21b8 a72c96f6762e4258a13dee8bc0dd14557df18467 instashop vol4 z0rm1onbuild backdoor discovery evasion infostealer miner persistence spyware stealer themida trojan 5ff0ccb2bc00dc52d1ad09949e9c7663bc9ca4d4
- 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
- Windows security bypass
  evasion trojan
- 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 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
- Adds Run key to start application
  persistence
- 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
- 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

Extracted

Targets

Raccoon

RedLine

RedLine Payload

SmokeLoader

Tofsee

Windows security bypass

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 local email clients

Reads user/profile data of web browsers

Themida packer

Accesses cryptocurrency files/wallets, possible credential harvesting

Adds Run key to start application

Checks installed software on the system

Checks whether UAC is enabled

Drops file in System32 directory

Suspicious use of NtSetInformationThreadHideFromDebugger

Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Tasks

static1

behavioral1

behavioral2