MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7761a1a3145e1cafd7824714668fb3389264f7a71e8a6a15b6d0b613ac9d27fe. 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: 13


Intelligence 13 IOCs YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 7761a1a3145e1cafd7824714668fb3389264f7a71e8a6a15b6d0b613ac9d27fe
SHA3-384 hash: 8759df511eaeb77bc95a510b39a2786b63758e551190c25ba4e36ae07ea8976b174240402767901a1dcbaa251e7646fa
SHA1 hash: 53e61f377fae0ea0d3c6c23ac23771c1af0b178d
MD5 hash: f91aafef4d872b809cb392fa836501b5
humanhash: victor-indigo-fourteen-comet
File name:vbc.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:1'059'328 bytes
First seen:2022-03-22 13:51:05 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'461 x Formbook, 12'202 x SnakeKeylogger)
ssdeep 24576:JohqtEjLXeKQ8rF9OWDEP0xVoiG3n05sn9s5Vs+cF5PfZL:JohqtEfXzF99QMEnmVs7F53
TLSH T1D63523C47B2AA857CB1A5E348410017012B1D0675A53EB7FFE82A768274F3E4DE83B5B
Reporter James_inthe_box
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
161
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV3
Create hunting rule
Link:
https://www.capesandbox.com/analysis/254786/
Detection(s):
SecuriteInfo.com.W32.MSIL_Kryptik.FSG.genEldorado.21813.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a custom TCP request
Сreating synchronization primitives
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Creating a process from a recently created file
Creating a process with a hidden window
Creating a file in the %temp% directory
Launching a process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed
Link:
https://www.filescan.io/uploads/6239d487dfdfa8501ccccbba/reports/54d67fa7-7c41-453d-88f3-bb1597c0ed7a/overview
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.
Malware family:
Agent Tesla
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/a8387d78-9202-4fe1-b77b-763a29040c65
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/961825
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Adds a directory exclusion to Windows Defender
Found malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
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)
Sigma detected: Suspicious Add Scheduled Task From User AppData Temp
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
Download SVG
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/7761a1a3145e1cafd7824714668fb3389264f7a71e8a6a15b6d0b613ac9d27fe/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-03-22 14:27:18 UTC
AV detection:
17 of 27 (62.96%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=o5q2diyulyok7v4ci4kgnd5thcjgj55hd2fgufnw2c3bhle5e77a._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger spyware stealer trojan
Link:
https://tria.ge/reports/220322-q5w1jacahm/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Enumerates physical storage devices
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Checks computer location settings
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Uses the VBS compiler for execution
AgentTesla Payload
AgentTesla
Unpacked files
SH256 hash:
124beaa41e5e666566573fe0033a4115aafd0c32fa49587d7751b2220add237e
MD5 hash:
69e6cd933b33d5e24a4eae6da226b2ef
SHA1 hash:
e3df607a8e37379a2d1f8dec7e93470bd84c6635
Link:
https://www.unpac.me/results/d429857f-7730-4686-b797-6cb1838a3926/
SH256 hash:
50900012892a7e09bc51039c7717bd402bc582011844a89638ea8a49c3ae4599
MD5 hash:
87def24a9ba3c3cd604655b3ddc2e1a6
SHA1 hash:
693b3b154f4445bb896b95daea98481b197e0f96
Link:
https://www.unpac.me/results/d429857f-7730-4686-b797-6cb1838a3926/
SH256 hash:
8af51ef1f19963a78da41cd9212da4942cb4fb9863351d56f591d8d79a09f779
MD5 hash:
8ebc8c64282cf04559c91ab5ad2311ba
SHA1 hash:
12e29302b91e766c0185238a0ed1e688c6e83555
Link:
https://www.unpac.me/results/d429857f-7730-4686-b797-6cb1838a3926/
SH256 hash:
301642ff8826ac264d1a78b36237b5ece99cb31a2d9cecd04aafb3449679d94b
MD5 hash:
f08268ddb5c1236b947fe2864860fc98
SHA1 hash:
772410110fee00fc53939b94c2f64069fa824cf4
Link:
https://www.unpac.me/results/d429857f-7730-4686-b797-6cb1838a3926/
SH256 hash:
7761a1a3145e1cafd7824714668fb3389264f7a71e8a6a15b6d0b613ac9d27fe
MD5 hash:
f91aafef4d872b809cb392fa836501b5
SHA1 hash:
53e61f377fae0ea0d3c6c23ac23771c1af0b178d
Link:
https://www.unpac.me/results/d429857f-7730-4686-b797-6cb1838a3926/
Malware family:
AgentTesla.v3
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/7761a1a3145e/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/7761a1a3145e1cafd7824714668fb3389264f7a71e8a6a15b6d0b613ac9d27fe

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:ach_AgentTesla_20200929
Create hunting rule
Author:abuse.ch
Description:Detects AgentTesla PE
Rule name:AgentTeslaV3
Create hunting rule
Author:ditekshen
Description:AgentTeslaV3 infostealer payload
Rule name:MALWARE_Win_AgentTeslaV3
Create hunting rule
Author:ditekSHen
Description:AgentTeslaV3 infostealer payload
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:win_agent_tesla_v1
Create hunting rule
Author:Johannes Bader @viql
Description:detects Agent Tesla

File information

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

  
Delivery method
Other
Cape
Cape
https://www.capesandbox.com/analysis/254786/
  
URLhaus
https://urlhaus.abuse.ch/url/2111121/

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