MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f1bb2d91c7594b776d0674a778c3208b73ef8caaf63427fb33c97481d783903b. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry



ArkeiStealer


Vendor detections: 12


Intelligence 12 IOCs YARA 4 File information Comments

SHA256 hash: f1bb2d91c7594b776d0674a778c3208b73ef8caaf63427fb33c97481d783903b
SHA3-384 hash: e1a135b72b2790bdc0e5afc3d6e5ab81f2891d2bc8fb555ecd605d5fccb66950573918cd0f2b65e9907678e8226b8a6b
SHA1 hash: 32aca6e84bea783553e6e982ae9f66506d0fd436
MD5 hash: 10a56bb713003622c8644770caee1274
humanhash: glucose-oscar-one-virginia
File name:f1bb2d91c7594b776d0674a778c3208b73ef8caaf63427fb33c97481d783903b
Download: download sample
Signature ArkeiStealer
File size:688'128 bytes
First seen:2021-09-17 00:21:35 UTC
Last seen:2021-09-17 00:58:10 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash e3943c9de1c961a3879de3adbaaa2701 (6 x RaccoonStealer, 3 x ArkeiStealer, 2 x Stop)
ssdeep 12288:X/4efwkHeWo76LEQ+lU+M2xOISJJrYpXgF3LsciwSd0R6+NvPUYvM1niIco:vX4kHeWQQYU+M2wn0pXY3LsgSd048vPF
Threatray 2'876 similar samples on MalwareBazaar
TLSH T158E4F120A7A0C039F1BB16F855BAC7BCA5387EB15B7494CF52E506EE46386E48C31397
dhash icon ead8ac9cc6a68ee0 (93 x RedLineStealer, 50 x RaccoonStealer, 15 x Smoke Loader)
Reporter Anonymous
Tags:ArkeiStealer exe

Intelligence


File Origin
# of uploads :
2
# of downloads :
161
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
f1bb2d91c7594b776d0674a778c3208b73ef8caaf63427fb33c97481d783903b
Verdict:
Malicious activity
Analysis date:
2021-09-17 00:22:50 UTC
Tags:
n/a

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Suspicious
Maliciousness:

Behaviour
Connection attempt to an infection source
Sending a TCP request to an infection source
Launching the default Windows debugger (dwwin.exe)
Query of malicious DNS domain
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
greyware packed
Malware family:
Generic Malware
Verdict:
Malicious
Result
Threat name:
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Found malware configuration
Found many strings related to Crypto-Wallets (likely being stolen)
Machine Learning detection for sample
Multi AV Scanner detection for submitted file
Self deletion via cmd delete
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Crypto Currency Wallets
Yara detected Vidar
Yara detected Vidar stealer
Behaviour
Behavior Graph:
Threat name:
Win32.Trojan.Azorult
Status:
Malicious
First seen:
2021-09-17 00:22:06 UTC
AV detection:
21 of 27 (77.78%)
Threat level:
  5/5
Result
Malware family:
Score:
  10/10
Tags:
family:vidar botnet:1008 discovery spyware stealer
Behaviour
Checks processor information in registry
Delays execution with timeout.exe
Kills process with taskkill
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Accesses 2FA software files, possible credential harvesting
Accesses cryptocurrency files/wallets, possible credential harvesting
Checks installed software on the system
Deletes itself
Loads dropped DLL
Reads user/profile data of web browsers
Downloads MZ/PE file
Vidar Stealer
Vidar
Malware Config
C2 Extraction:
https://dimonbk83.tumblr.com/
Unpacked files
SH256 hash:
d18386db720fdaa063eaa4d93d89d245e7af36ba6b4532319ca6c3656b950319
MD5 hash:
0da0d71d642d0b427fa0dfbbcc798529
SHA1 hash:
785abc95a0475b3670bdcd2a995b8ccdbcfb18a2
SH256 hash:
f1bb2d91c7594b776d0674a778c3208b73ef8caaf63427fb33c97481d783903b
MD5 hash:
10a56bb713003622c8644770caee1274
SHA1 hash:
32aca6e84bea783553e6e982ae9f66506d0fd436
Please note that we are no longer able to provide a coverage score for Virus Total.

YARA Signatures


MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:INDICATOR_SUSPICIOUS_EXE_SQLQuery_ConfidentialDataStore
Author:ditekSHen
Description:Detects executables containing SQL queries to confidential data stores. Observed in infostealers
Rule name:INDICATOR_SUSPICIOUS_EXE_WindDefender_AntiEmaulation
Author:ditekSHen
Description:Detects executables containing potential Windows Defender anti-emulation checks
Rule name:MALWARE_Win_Vidar
Author:ditekSHen
Description:Detects Vidar / ArkeiStealer
Rule name:Vidar
Author:kevoreilly
Description:Vidar Payload

File information


The table below shows additional information about this malware sample such as delivery method and external references.

Web download

ArkeiStealer

Executable exe f1bb2d91c7594b776d0674a778c3208b73ef8caaf63427fb33c97481d783903b

(this sample)

  
Delivery method
Distributed via web download

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