MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 37b83f30d32cb0516a7f4df726ecc8fbf5b5d5b5c0fd7d65fe1c0cbca93feba2. 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: 13


Intelligence 13 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 37b83f30d32cb0516a7f4df726ecc8fbf5b5d5b5c0fd7d65fe1c0cbca93feba2
SHA3-384 hash: 6a27034e0a33920226814cf71e78a22f03661d25a2338f5a4bc4d5c9bb04a61786d1db3fd8c068f8e9072e7eaa007c90
SHA1 hash: aea12c234feaa6520228793eb46c249d49e87e07
MD5 hash: 7637aec032b0e8ee10fc7476ebfcb62e
humanhash: north-green-angel-mississippi
File name:7637aec032b0e8ee10fc7476ebfcb62e.exe
Download: download sample
Signature TeamBot
Create hunting rule
File size:852'992 bytes
First seen:2021-10-03 12:31:36 UTC
Last seen:2021-10-03 14:14:16 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 401c37f2bd821b3afe64e4a9a74e43f3 (2 x ArkeiStealer, 2 x RedLineStealer, 1 x TeamBot)
ssdeep 12288:0WP4GmjNJnl9a6LdFxCXYaEEDEYSKCKe4nKBrqF25M3ZWZygqbI0kleoyU2cL6+2:WGmTaroaEDbD4nKB2F24ZWvlHtJL6L
Threatray 751 similar samples on MalwareBazaar
TLSH T19E0502057180DFF2F2B755B0577AC7F2497DB82D49261A8F1A9B376E7E3C3819A12202
File icon (PE):PE icon
dhash icon fcfcf4d4d4d4d8c0 (41 x RedLineStealer, 30 x RaccoonStealer, 9 x Smoke Loader)
Reporter abuse_ch
Tags:exe TeamBot

Intelligence

File Origin
# of uploads :
2
# of downloads :
146
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
7637aec032b0e8ee10fc7476ebfcb62e.exe
Verdict:
Suspicious activity
Analysis date:
2021-10-03 12:41:31 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/34f627fe-5907-44c2-8bfa-151f18cbf639

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
STOP
Create hunting rule
Link:
https://www.capesandbox.com/analysis/194346/
Detection(s):
SecuriteInfo.com.Variant.Fragtor.27862.1383.21803.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
DNS request
Connection attempt
Sending a custom TCP request
Creating a file
Connection attempt to an infection source
Sending an HTTP GET request to an infection source
Sending an HTTP GET request
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Query of malicious DNS domain
Malware family:
STOP Ransomware
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/fc298071-0753-447d-ae3f-649e663e2163
Result
Threat name:
Clipboard Hijacker Djvu Vidar
Create hunting rule
Detection:
malicious
Classification:
rans.troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/863430
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Contains functionality to inject code into remote processes
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)
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 submitted file
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
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
Uses schtasks.exe or at.exe to add and modify task schedules
Writes many files with high entropy
Yara detected Clipboard Hijacker
Yara detected Djvu Ransomware
Yara detected Vidar
Yara detected Vidar stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 495859 Sample: pFhBSJjDob.exe Startdate: 03/10/2021 Architecture: WINDOWS Score: 100 115 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->115 117 Multi AV Scanner detection for domain / URL 2->117 119 Found malware configuration 2->119 121 11 other signatures 2->121 12 pFhBSJjDob.exe 2->12         started        15 pFhBSJjDob.exe 2->15         started        17 mstsca.exe 2->17         started        19 3 other processes 2->19 process3 signatures4 131 Detected unpacking (changes PE section rights) 12->131 133 Detected unpacking (overwrites its own PE header) 12->133 135 Contains functionality to inject code into remote processes 12->135 137 Writes many files with high entropy 12->137 21 pFhBSJjDob.exe 1 17 12->21         started        139 Injects a PE file into a foreign processes 15->139 25 pFhBSJjDob.exe 13 15->25         started        27 mstsca.exe 17->27         started        29 pFhBSJjDob.exe 19->29         started        31 pFhBSJjDob.exe 19->31         started        33 mstsca.exe 19->33         started        process5 dnsIp6 93 api.2ip.ua 77.123.139.190, 443, 49716, 49717 VOLIA-ASUA Ukraine 21->93 73 C:\Users\...\pFhBSJjDob.exe:Zone.Identifier, ASCII 21->73 dropped 35 pFhBSJjDob.exe 21->35         started        38 icacls.exe 21->38         started        40 schtasks.exe 27->40         started        file7 process8 signatures9 123 Injects a PE file into a foreign processes 35->123 42 pFhBSJjDob.exe 1 25 35->42         started        47 conhost.exe 40->47         started        process10 dnsIp11 99 znpst.top 187.212.183.165, 49719, 80 UninetSAdeCVMX Mexico 42->99 101 securebiz.org 189.129.114.216, 49718, 49720, 80 UninetSAdeCVMX Mexico 42->101 103 2 other IPs or domains 42->103 85 {AFBF9F1A-8EE8-4C7...000a.db.tisc (copy), DOS 42->85 dropped 87 C:\Users\user\AppData\...\SettingsCache.txt, DOS 42->87 dropped 89 {AFBF9F1A-8EE8-4C7...000000000000000a.db, DOS 42->89 dropped 91 339 other files (328 malicious) 42->91 dropped 141 Modifies existing user documents (likely ransomware behavior) 42->141 49 build2.exe 42->49         started        52 build3.exe 42->52         started        file12 signatures13 process14 signatures15 105 Detected unpacking (changes PE section rights) 49->105 107 Detected unpacking (overwrites its own PE header) 49->107 109 Machine Learning detection for dropped file 49->109 111 Injects a PE file into a foreign processes 49->111 54 build2.exe 49->54         started        113 Uses schtasks.exe or at.exe to add and modify task schedules 52->113 59 build3.exe 52->59         started        process16 dnsIp17 95 116.203.245.137, 49724, 80 HETZNER-ASDE Germany 54->95 97 mas.to 88.99.75.82, 443, 49722 HETZNER-ASDE Germany 54->97 75 C:\Users\user\AppData\Local\...\nss3[1].dll, PE32 54->75 dropped 77 C:\Users\user\AppData\...\msvcp140[1].dll, PE32 54->77 dropped 79 C:\Users\user\AppData\...\freebl3[1].dll, PE32 54->79 dropped 83 9 other files (none is malicious) 54->83 dropped 125 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 54->125 127 Tries to harvest and steal browser information (history, passwords, etc) 54->127 129 Tries to steal Crypto Currency Wallets 54->129 61 cmd.exe 54->61         started        81 C:\Users\user\AppData\Roaming\...\mstsca.exe, PE32 59->81 dropped 63 schtasks.exe 59->63         started        file18 signatures19 process20 process21 65 conhost.exe 61->65         started        67 taskkill.exe 61->67         started        69 timeout.exe 61->69         started        71 conhost.exe 63->71         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/37b83f30d32cb0516a7f4df726ecc8fbf5b5d5b5c0fd7d65fe1c0cbca93feba2/
Threat name:
Win32.Ransomware.StopCrypt
Create hunting rule
Status:
Malicious
First seen:
2021-10-03 08:52:37 UTC
AV detection:
28 of 45 (62.22%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=g64d6mgtfsyfc2t7jx3sn3gi7p23lvnvyd6x2zp6dqglzkj75ora._file
Verdict:
malicious
Similar samples:
2db346799c65a4fc59e3063f0c749ac70e160ddcd4f719e897463d6de53621c1
TeamBot
341adff3ec7c3cf9ec58b939d8c1104d8e6d228653055d6656348d421852d368
TeamBot
393c93549cadfdb9263350b0029184345927d0c67006ae9f258426ed5dc901c7
TeamBot
3a3c73c139d12addf585756334a51fb8ca6381a27531c67ba306923a08fbb05e
TeamBot
7674f1f7b2b53467fec308bdcaf89c80b4d25eb683ac0ad105084b3dd5cc0cc8
TeamBot
9dfe173d27af62da7c78754527de5dd892bab94b7cd1658e087c7e64f86211ba
TeamBot
a4656e6277f4a2474916019682ad674c7988a3b30a72ebc34d16089cb3e22453
TeamBot
d36c662c5b89a27132d06871d9d7d1f397769a4642a6ae6fab860c4bcce0ee41
TeamBot
d7bf9c3f9a679bd9c80e455608ef51ea9e91a84031a173c12bb3946050076411
TeamBot
ebb659e54a4fa329f2a0f43a3e4b7d4b4edd499dafeffd524b1ec8f9eec7e6af
TeamBot
+ 741 additional samples on MalwareBazaar
Result
Malware family:
vidar
Create hunting rule
Score:
  10/10
Tags:
family:djvu family:vidar botnet:517 discovery persistence ransomware spyware stealer suricata
Link:
https://tria.ge/reports/211003-pqmb4sfeeq/
Behaviour
Checks processor information in registry
Creates scheduled task(s)
Delays execution with timeout.exe
Kills process with taskkill
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
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
Downloads MZ/PE file
Executes dropped EXE
Vidar Stealer
Detected Djvu ransomware
Djvu Ransomware
Vidar
suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request
Malware Config
C2 Extraction:
https://mas.to/@bardak1ho
Unpacked files
SH256 hash:
70149b3d34940262aa114984733fe4567dd7745bd82792e858ea78605b88fe9f
MD5 hash:
215f87eb40c9657d1b3f03cbee80691b
SHA1 hash:
1a245603014ffe8338f2e061522892241178512a
Detections:
win_stop_auto
Create hunting rule
Link:
https://www.unpac.me/results/17f5c7d5-7779-4a18-9d65-ce9123de50fb/
Parent samples :
37b83f30d32cb0516a7f4df726ecc8fbf5b5d5b5c0fd7d65fe1c0cbca93feba2
0d977e55742460c71884d6040178fc8c7abf8c97136b6293da37cbf9c59b6778
4380c45fd46d1a63cffe4d37cf33b0710330a766b7700af86020a936cdd09cbe
446d53cdc62a86025835e93938afeb9c1b24f28f2bade4980c01ac517b76c760
SH256 hash:
37b83f30d32cb0516a7f4df726ecc8fbf5b5d5b5c0fd7d65fe1c0cbca93feba2
MD5 hash:
7637aec032b0e8ee10fc7476ebfcb62e
SHA1 hash:
aea12c234feaa6520228793eb46c249d49e87e07
Link:
https://www.unpac.me/results/17f5c7d5-7779-4a18-9d65-ce9123de50fb/
Malware family:
STOP
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/37b83f30d32c/report/overview.html
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/37b83f30d32cb0516a7f4df726ecc8fbf5b5d5b5c0fd7d65fe1c0cbca93feba2

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
Rule name:SUSP_XORed_URL_in_EXE_RID2E46
Create hunting rule
Author:Florian Roth
Description:Detects an XORed URL in an executable
Reference:https://twitter.com/stvemillertime/status/1237035794973560834
Rule name:win_stop_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.stop.

File information

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

Web download

TeamBot

Executable exe 37b83f30d32cb0516a7f4df726ecc8fbf5b5d5b5c0fd7d65fe1c0cbca93feba2

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1645196/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/194346/

Comments