MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a8179df80d8b09d292559366fa3883b27b9ab84181292a065a869a93b7d1cb92. 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


TeamBot


Vendor detections: 11


Intelligence 11 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a8179df80d8b09d292559366fa3883b27b9ab84181292a065a869a93b7d1cb92
SHA3-384 hash: b2828a71f84f0232fd35732a9ad14b034c7346fbf7d1762cd5bbafe29a01c155dc85d9408be9928efdd4d141fe2c5053
SHA1 hash: 8c8dde56d205b01c04c4a14bf720f60e1ec920f2
MD5 hash: b5f10a0069728d047f8a7502399b5044
humanhash: may-september-nineteen-vegan
File name:b5f10a0069728d047f8a7502399b5044.exe
Download: download sample
Signature TeamBot
Create hunting rule
File size:854'016 bytes
First seen:2021-06-13 06:30:29 UTC
Last seen:2021-06-13 07:37:14 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash baa7acc629fae892f4f615c8c37bd06b (3 x TeamBot, 1 x RedLineStealer, 1 x Stop)
ssdeep 12288:XHyqxjnLxC0+8ksLez9mKFxhDNvEZUaMxXRbZYrbsrGztmhpWzvJ72tp9r/q1bKM:XHjRnLxkfz9mABvESxM0rkGEBG7rkf
TLSH 86050200B790C0F4F0F756F99A769EB995AE3960AB6450CF53CA6AEE13346D0AC30717
Reporter abuse_ch
Tags:exe TeamBot

Intelligence

File Origin
# of uploads :
2
# of downloads :
320
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
b5f10a0069728d047f8a7502399b5044.exe
Verdict:
Suspicious activity
Analysis date:
2021-06-13 06:33:20 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/474d814a-97ff-48ee-9014-01d113359e2f

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/166286/
Detection(s):
SecuriteInfo.com.Variant.Graftor.962940.3474.32264.UNOFFICIAL
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:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Malware family:
STOP Ransomware
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/43ca8820-fab8-4d61-ab2d-da057e9d77a6
Result
Threat name:
Djvu
Create hunting rule
Detection:
malicious
Classification:
rans.evad
Score:
80 / 100
Link:
https://www.joesandbox.com/analysis/801257
Signature
Contains functionality to inject code into remote processes
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
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: 433653 Sample: v5BF2xbrST.exe Startdate: 13/06/2021 Architecture: WINDOWS Score: 80 45 Multi AV Scanner detection for submitted file 2->45 47 Yara detected Djvu Ransomware 2->47 49 Machine Learning detection for sample 2->49 8 v5BF2xbrST.exe 2->8         started        11 v5BF2xbrST.exe 2->11         started        13 v5BF2xbrST.exe 2->13         started        15 v5BF2xbrST.exe 2->15         started        process3 signatures4 51 Contains functionality to inject code into remote processes 8->51 53 Injects a PE file into a foreign processes 8->53 17 v5BF2xbrST.exe 1 16 8->17         started        55 Multi AV Scanner detection for dropped file 11->55 57 Machine Learning detection for dropped file 11->57 21 v5BF2xbrST.exe 12 11->21         started        23 v5BF2xbrST.exe 12 13->23         started        25 v5BF2xbrST.exe 12 15->25         started        process5 dnsIp6 41 api.2ip.ua 77.123.139.190, 443, 49710, 49719 VOLIA-ASUA Ukraine 17->41 43 192.168.2.1 unknown unknown 17->43 35 C:\Users\user\AppData\...\v5BF2xbrST.exe, PE32 17->35 dropped 37 C:\Users\...\v5BF2xbrST.exe:Zone.Identifier, ASCII 17->37 dropped 27 v5BF2xbrST.exe 17->27         started        30 icacls.exe 17->30         started        file7 process8 signatures9 59 Injects a PE file into a foreign processes 27->59 32 v5BF2xbrST.exe 12 27->32         started        process10 dnsIp11 39 api.2ip.ua 32->39
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a8179df80d8b09d292559366fa3883b27b9ab84181292a065a869a93b7d1cb92/
Threat name:
Win32.Trojan.Graftor
Create hunting rule
Status:
Malicious
First seen:
2021-06-13 00:37:20 UTC
AV detection:
13 of 29 (44.83%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=valz36anrme5fesvsntpuoedwj5zvocbqeusubs2q2njhn6rzoja._file
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/210613-t6eyl24wln/
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
Vidar Stealer
Deletes Windows Defender Definitions
Djvu Ransomware
Vidar
Unpacked files
SH256 hash:
022c9a691cafb9ad7eb0a6f4b97d6c81fbadc27e8b3198959fffe04345371856
MD5 hash:
fbbd55cb4df5457aba487c1e529f6cc2
SHA1 hash:
2b6edeeae445edcfb457238de99295918e782372
Detections:
win_stop_auto
Create hunting rule
Link:
https://www.unpac.me/results/f7556742-fa98-4026-8368-e0b88e38c802/
Parent samples :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 hash:
a8179df80d8b09d292559366fa3883b27b9ab84181292a065a869a93b7d1cb92
MD5 hash:
b5f10a0069728d047f8a7502399b5044
SHA1 hash:
8c8dde56d205b01c04c4a14bf720f60e1ec920f2
Link:
https://www.unpac.me/results/f7556742-fa98-4026-8368-e0b88e38c802/
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/a8179df80d8b09d292559366fa3883b27b9ab84181292a065a869a93b7d1cb92

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

TeamBot

Executable exe a8179df80d8b09d292559366fa3883b27b9ab84181292a065a869a93b7d1cb92

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1256494/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/166286/

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