MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 0a50cf2c5657647f39ff77505595ed97c01a88f79ba91606a34a14c5cd1bb44f. 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: 9


Intelligence 9 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 0a50cf2c5657647f39ff77505595ed97c01a88f79ba91606a34a14c5cd1bb44f
SHA3-384 hash: 88ae2906490490f6f2275faf0a8b3d144a158dd10fe0802d7e0a90843790906a644ed19d331281f802b74a2f7babacda
SHA1 hash: be5466e2a03ef6ef64e2e69eb9b0bd5ad4c101bf
MD5 hash: 0dd1e40d0060c9813d8a5a1ef88d16e2
humanhash: oklahoma-hawaii-may-beryllium
File name:0dd1e40d0060c9813d8a5a1ef88d16e2.exe
Download: download sample
Signature ArkeiStealer
Create hunting rule
File size:821'248 bytes
First seen:2021-06-07 15:11:54 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash b32aec0166fcda409ee674cfa573723f (1 x Glupteba, 1 x ArkeiStealer, 1 x RedLineStealer)
ssdeep 12288:hr8Uj0xecZGj8YPBLfT5eJOsLsLfNVoIkiuk71I3qfUbyRzGDQfxAF4mA:CuG0ZBLr58LafNzki5+qAaaQfC6P
Threatray 257 similar samples on MalwareBazaar
TLSH 2F050210B7E1C038F5F316FA5A758278AC2ABA72672891CF52E526EE57346D0EC31347
Reporter abuse_ch
Tags:ArkeiStealer exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
289
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
0dd1e40d0060c9813d8a5a1ef88d16e2.exe
Verdict:
Suspicious activity
Analysis date:
2021-06-07 15:39:21 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/788add66-3f75-4b23-897c-c4102d8f3162

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/165054/
Detection(s):
Win.Packed.Stop-9869374-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a UDP request
Creating a window
Unauthorized injection to a recently created process
DNS request
Sending a custom TCP request
Creating a file
Launching a process
Creating a process with a hidden window
Adding an access-denied ACE
Deleting a recently created file
Creating a process from a recently created file
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Enabling autorun by creating a file
Sending an HTTP GET request to an infection source
Result
Verdict:
UNKNOWN
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Result
Threat name:
Djvu
Create hunting rule
Detection:
malicious
Classification:
rans.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/798195
Signature
Contains functionality to inject code into remote processes
Found ransom note / readme
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Modifies existing user documents (likely ransomware behavior)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Yara detected Djvu Ransomware
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 430592 Sample: OewA04QDBh.exe Startdate: 07/06/2021 Architecture: WINDOWS Score: 100 54 Multi AV Scanner detection for domain / URL 2->54 56 Multi AV Scanner detection for submitted file 2->56 58 Found ransom note / readme 2->58 60 2 other signatures 2->60 8 OewA04QDBh.exe 2->8         started        11 OewA04QDBh.exe 2->11         started        13 OewA04QDBh.exe 2->13         started        15 2 other processes 2->15 process3 signatures4 64 Injects a PE file into a foreign processes 8->64 17 OewA04QDBh.exe 1 18 8->17         started        66 Contains functionality to inject code into remote processes 11->66 22 OewA04QDBh.exe 1 18 11->22         started        68 Multi AV Scanner detection for dropped file 13->68 70 Machine Learning detection for dropped file 13->70 24 OewA04QDBh.exe 12 13->24         started        26 OewA04QDBh.exe 13 15->26         started        process5 dnsIp6 48 asvb.top 35.236.78.72, 49755, 80 GOOGLEUS United States 17->48 36 C:\_readme.txt, ASCII 17->36 dropped 38 C:\Users\user\Desktop\...\ZTGJILHXQB.docx, data 17->38 dropped 40 C:\Users\user\Desktop\...\MXPXCVPDVN.png, data 17->40 dropped 46 3 other files (2 malicious) 17->46 dropped 62 Modifies existing user documents (likely ransomware behavior) 17->62 50 api.2ip.ua 77.123.139.190, 443, 49745, 49749 VOLIA-ASUA Ukraine 22->50 42 C:\Users\user\AppData\...\OewA04QDBh.exe, PE32 22->42 dropped 44 C:\Users\...\OewA04QDBh.exe:Zone.Identifier, ASCII 22->44 dropped 28 OewA04QDBh.exe 22->28         started        31 icacls.exe 22->31         started        file7 signatures8 process9 signatures10 72 Injects a PE file into a foreign processes 28->72 33 OewA04QDBh.exe 13 28->33         started        process11 dnsIp12 52 api.2ip.ua 33->52
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/0a50cf2c5657647f39ff77505595ed97c01a88f79ba91606a34a14c5cd1bb44f/
Threat name:
Win32.Trojan.Azorult
Create hunting rule
Status:
Malicious
First seen:
2021-06-07 10:56:42 UTC
File Type:
PE (Exe)
Extracted files:
6
AV detection:
21 of 29 (72.41%)
Threat level:
  5/5
Verdict:
malicious
Similar samples:
0463b38f5b4a592a808c730ee27a29607fab41971d5cbad604a1559f1cf460dd
ArkeiStealer
4d54efae853bb657096c19ccab822849250af7a4051e60e3a1d44d0fb7f6502e
ArkeiStealer
59db1c1bc14d72ef225926c9d5a5a5a704d79b22b720e4e7884b2da2825c9203
ArkeiStealer
6c63325e8f7928f68484e7131d1e4b727f94bd476f8a875d17f5ca680c3d8e92
ArkeiStealer
73ee55d80837accbaf001434a618fcc3a0afbf80928ed8b5b8d9a681fccfaa43
ArkeiStealer
7dd793aab5547eb5523f7c9c0222b819995d7550603fa027854a63327b59b657
ArkeiStealer
88a30fa4dee34a4249544734b5323f180ba725a8582226a5b891c43e81b2c395
ArkeiStealer
afc40ccbfe32719ae9b39ce16275f27400faefefcf207641d06b61ddde622011
ArkeiStealer
dcbea2abd13caac137cf4b0075f1631d7db9ddbcf11f09563f8b163e43191363
ArkeiStealer
e130228c8ed44ad5e8963c25b57e0f5186b6ef4dd00287e3505cb6be51369c82
ArkeiStealer
+ 247 additional samples on MalwareBazaar
Result
Malware family:
vidar
Create hunting rule
Score:
  10/10
Tags:
family:djvu family:vidar discovery evasion persistence ransomware spyware stealer
Link:
https://tria.ge/reports/210607-f7g6d83wrn/
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
Suspicious use of SetThreadContext
Accesses 2FA software files, possible credential harvesting
Accesses cryptocurrency files/wallets, possible credential harvesting
Adds Run key to start application
Checks installed software on the system
Looks up external IP address via web service
Loads dropped DLL
Modifies file permissions
Reads user/profile data of web browsers
Disables Task Manager via registry modification
Downloads MZ/PE file
Drops file in Drivers directory
Executes dropped EXE
Modifies extensions of user files
Deletes Windows Defender Definitions
Djvu Ransomware
Vidar
Unpacked files
SH256 hash:
b9399ac122c32dc2f542de5aebf1f052cd1853cef13c3538d0e99798adf1f0ad
MD5 hash:
8d60fbd55d5c02cb3526d54a5f19af79
SHA1 hash:
9c43c05a1a40021fa7d9af5ca27207f55cc6ff54
Detections:
win_stop_auto
Create hunting rule
Link:
https://www.unpac.me/results/5b40f342-9ac4-47a1-b6e5-46ea9f2935a2/
Parent samples :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 hash:
0a50cf2c5657647f39ff77505595ed97c01a88f79ba91606a34a14c5cd1bb44f
MD5 hash:
0dd1e40d0060c9813d8a5a1ef88d16e2
SHA1 hash:
be5466e2a03ef6ef64e2e69eb9b0bd5ad4c101bf
Link:
https://www.unpac.me/results/5b40f342-9ac4-47a1-b6e5-46ea9f2935a2/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/0a50cf2c5657647f39ff77505595ed97c01a88f79ba91606a34a14c5cd1bb44f

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:MALWARE_Win_STOP
Create hunting rule
Author:ditekSHen
Description:Detects STOP ransomware
Rule name:SUSP_XORed_URL_in_EXE
Create hunting rule
Author:Florian Roth
Description:Detects an XORed URL in an executable
Reference:https://twitter.com/stvemillertime/status/1237035794973560834

File information

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

Web download

ArkeiStealer

Executable exe 0a50cf2c5657647f39ff77505595ed97c01a88f79ba91606a34a14c5cd1bb44f

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1256494/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/165054/

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