MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b76bafa315742eb81c7f9344dbfc718b71f1292ff2bea5bd3668da767aa582c7. 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


AgentTesla


Vendor detections: 11


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

SHA256 hash: b76bafa315742eb81c7f9344dbfc718b71f1292ff2bea5bd3668da767aa582c7
SHA3-384 hash: b4f379e834534c444021d97be0dab3d1df2d13afdc359b9b70ee0d5fbcb682ce627dfc332dfeb5a8860179b4df1ac19b
SHA1 hash: 49937c98ec7d22db7de415ac80fc66d90991042b
MD5 hash: 9c4e52b9652682646f6d9b7f944b53ad
humanhash: coffee-jersey-spring-item
File name:HL-88661535 DOCAU BC ORIGINAL.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:1'426'432 bytes
First seen:2021-05-26 07:38:11 UTC
Last seen:2021-05-26 21:01:17 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'742 x AgentTesla, 19'606 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 24576:63Cdmere/dQHuWEEd78lOaEqT0nKOT5GoLqJnMu:63Cdmerm2HB8MaGnKMga
Threatray 5'339 similar samples on MalwareBazaar
TLSH BB655C1D2664AB15F13C8376C4E9480397F9FC039302D95EACD137DC6A62F966E9223E
Reporter abuse_ch
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
5
# of downloads :
122
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
HL-88661535 DOCAU BC ORIGINAL.exe
Verdict:
Suspicious activity
Analysis date:
2021-05-26 09:28:54 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/efd488d3-32c0-4ca2-ac28-77d293c01ee4

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
AgentTeslaV3
Create hunting rule
Link:
https://www.capesandbox.com/analysis/162294/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.763.22158.15946.UNOFFICIAL
Create hunting rule

Result
Verdict:
Clean
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
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.
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/792351
Signature
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Installs a global keyboard hook
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
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 ftp login credentials
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file access)
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 424748 Sample: HL-88661535 DOCAU BC ORIGINAL.exe Startdate: 26/05/2021 Architecture: WINDOWS Score: 100 39 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->39 41 Found malware configuration 2->41 43 Multi AV Scanner detection for submitted file 2->43 45 6 other signatures 2->45 6 HL-88661535 DOCAU BC ORIGINAL.exe 3 2->6         started        10 zUbDt.exe 3 2->10         started        12 zUbDt.exe 2 2->12         started        process3 file4 23 C:\...\HL-88661535 DOCAU BC ORIGINAL.exe.log, ASCII 6->23 dropped 47 Injects a PE file into a foreign processes 6->47 14 HL-88661535 DOCAU BC ORIGINAL.exe 2 9 6->14         started        49 Multi AV Scanner detection for dropped file 10->49 51 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 10->51 53 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 10->53 19 zUbDt.exe 2 10->19         started        21 zUbDt.exe 10->21         started        signatures5 process6 dnsIp7 29 mail.prinutrition.com 192.254.180.165, 49741, 49742, 587 UNIFIEDLAYER-AS-1US United States 14->29 25 C:\Users\user\AppData\Roaming\...\zUbDt.exe, PE32 14->25 dropped 27 C:\Users\user\...\zUbDt.exe:Zone.Identifier, ASCII 14->27 dropped 31 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 14->31 33 Tries to steal Mail credentials (via file access) 14->33 35 Tries to harvest and steal ftp login credentials 14->35 37 3 other signatures 14->37 file8 signatures9
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b76bafa315742eb81c7f9344dbfc718b71f1292ff2bea5bd3668da767aa582c7/
Threat name:
Win32.Trojan.Wacatac
Create hunting rule
Status:
Malicious
First seen:
2021-05-26 06:13:01 UTC
AV detection:
8 of 47 (17.02%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=w5v27iyvoqxlqhd7sncnx7drrny7ckjp6k7klpjwndnhm6vfqldq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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bab94c5d73ea22cdc44f5b1a838647af4f6f187616bb8d49d018bafb18b9e0b2
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fa86bcc4fcbe45158b39f31d771e22b54ef274173b260642f4a22476e4f84b32
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fd1dc434508928bc6ebdb5d29de7a1530f64b5d9eb8a9a577f97db741a62a644
AgentTesla
+ 5'329 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/210526-8wld9asrne/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Adds Run key to start application
AgentTesla Payload
AgentTesla
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/b76bafa315742eb81c7f9344dbfc718b71f1292ff2bea5bd3668da767aa582c7

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:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

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

Cape
Cape
https://www.capesandbox.com/analysis/162294/

Comments