MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 76938d4e2c8778bce2177462dd2875d041e69e43036c0b8e3c2f8b6e650232dd. 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: 10


Intelligence 10 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 76938d4e2c8778bce2177462dd2875d041e69e43036c0b8e3c2f8b6e650232dd
SHA3-384 hash: 7acec706e27f7e37f221f62e54d47a6723b99dba5c4e426397d9fd9ba7f68c3ea7bf42a1a5ebf655c241acf0da064537
SHA1 hash: fb68a99eeb0f33366398b2dbc499a0e74b64d584
MD5 hash: d07003cbc330579112e9ed1bffc1905b
humanhash: floor-princess-mockingbird-low
File name:d07003cbc330579112e9ed1bffc1905b.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:656'384 bytes
First seen:2021-07-27 15:45:44 UTC
Last seen:2021-07-27 16:50:07 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'600 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 12288:nbrkx9g4yi4DBX1Iq6utfTz3yeSlIHS8MzAtIH3sW9W3YMOJR5ZJ08r38AYd:bO99gDBlh2eI/8yAeH3Crb
Threatray 7'423 similar samples on MalwareBazaar
TLSH T196D46A6C355039AFD633D873CA68AC10FEA024E3A307CD079153059B5E0EA939E5DDAE
dhash icon 10f0c4c8c8c4f010 (26 x AgentTesla, 18 x Smoke Loader, 10 x Formbook)
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
AgentTesla SMTP exfil server:

Intelligence

File Origin
# of uploads :
2
# of downloads :
122
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
d07003cbc330579112e9ed1bffc1905b.exe
Verdict:
Malicious activity
Analysis date:
2021-07-27 16:24:55 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/27f221d6-cc9e-4fab-bb16-72020d9b47ec

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/174427/
Detection(s):
SecuriteInfo.com.Variant.Razy.560770.29897.18957.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
DNS request
Sending a UDP request
Creating a file in the %AppData% directory
Creating a file in the %temp% directory
Launching a process
Creating a process with a hidden window
Deleting a recently created file
Unauthorized injection to a recently created process
Creating a file
Using the Windows Management Instrumentation requests
Creating a file in the %AppData% subdirectories
Enabling the 'hidden' option for recently created files
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Enabling autorun by creating a file
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.
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/d768fe21-2781-4763-aa41-fda28d2e322e
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/822554
Signature
.NET source code contains very large array initializations
Hides that the sample has been downloaded from the Internet (zone.identifier)
Icon mismatch, binary includes an icon from a different legit application in order to fool users
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
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)
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
behaviorgraph top1 signatures2 2 Behavior Graph ID: 454968 Sample: iRl6eMv5lR.exe Startdate: 27/07/2021 Architecture: WINDOWS Score: 100 43 Multi AV Scanner detection for dropped file 2->43 45 Icon mismatch, binary includes an icon from a different legit application in order to fool users 2->45 47 Multi AV Scanner detection for submitted file 2->47 49 7 other signatures 2->49 7 iRl6eMv5lR.exe 6 2->7         started        11 MLdAu.exe 5 2->11         started        13 MLdAu.exe 2 2->13         started        process3 file4 31 C:\Users\user\AppData\...behaviorgraphBhgDENmNLJQb.exe, PE32 7->31 dropped 33 C:\Users\user\AppData\Local\...\tmpA5C3.tmp, XML 7->33 dropped 35 C:\Users\user\AppData\...\iRl6eMv5lR.exe.log, ASCII 7->35 dropped 51 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->51 53 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 7->53 55 Uses schtasks.exe or at.exe to add and modify task schedules 7->55 15 iRl6eMv5lR.exe 2 5 7->15         started        19 schtasks.exe 1 7->19         started        57 Multi AV Scanner detection for dropped file 11->57 59 Machine Learning detection for dropped file 11->59 61 Injects a PE file into a foreign processes 11->61 21 schtasks.exe 1 11->21         started        23 MLdAu.exe 2 11->23         started        25 MLdAu.exe 11->25         started        signatures5 process6 file7 37 C:\Users\user\AppData\Roaming\...\MLdAu.exe, PE32 15->37 dropped 39 C:\Users\user\...\MLdAu.exe:Zone.Identifier, ASCII 15->39 dropped 41 Hides that the sample has been downloaded from the Internet (zone.identifier) 15->41 27 conhost.exe 19->27         started        29 conhost.exe 21->29         started        signatures8 process9
Gathering data
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-07-27 15:46:08 UTC
AV detection:
19 of 27 (70.37%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=o2jy2trmq54lzyqxorrn2kdv2ba6nhsdanwaxdr4f6fw4zicgloq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
0ac9a62fee3468f5e7af72d95bfc56eb7c4bcc5e05af83333eb6db747e8e80bf
AgentTesla
350b31699cc2a188797aa30da41b3a5c4050b091335c7be16f237f7f66ec9e7e
AgentTesla
4ca6a1195608a6206f231d731094ee7a6b063d6acd5350709fb6a3c74e0dd627
AgentTesla
6da426505124521e6a239d113a011f7c04d6dd6160eb03f324e6a0483f7695c2
AgentTesla
a6e9b29c704be52956d000ed59a713ef42e190182debdb7019c064bec40cee59
AgentTesla
e45f8186d5e8e6429af257e0d1b5a6de36cf68b4b5e8336600ca9c1736f3d8d0
AgentTesla
+ 7'413 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/210727-zb5sxw6x9x/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Adds Run key to start application
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla Payload
AgentTesla
Unpacked files
SH256 hash:
c362729899c5956cfa9fc3bcf9b21ac72066a1b84a497ceb1281f76e2f55c54b
MD5 hash:
0327d1374a5ce015ad9c83c5de76e823
SHA1 hash:
e521349d9e96a4191248747c42c78b6f88fc8f63
Link:
https://www.unpac.me/results/070b9088-fce3-4064-bc95-7d9803de57dd/
SH256 hash:
7cc6fa38967f05cad331324c5b8196f0686487d311d85c2be38e3c3809d5a4e9
MD5 hash:
0f185632631713533177be5b19610c1c
SHA1 hash:
d5890132e303aaa214d8d0e090f21cd4d8ab4b4d
Link:
https://www.unpac.me/results/070b9088-fce3-4064-bc95-7d9803de57dd/
SH256 hash:
3c9f552765104183e47e238fdae5ff82210b46af1f9b511ee8aa9e41f19b4077
MD5 hash:
7aed072fc2b30310efc248a2bafc7dda
SHA1 hash:
9e956bce77fc925854d6800b6fb4647dfb813e26
Link:
https://www.unpac.me/results/070b9088-fce3-4064-bc95-7d9803de57dd/
SH256 hash:
76938d4e2c8778bce2177462dd2875d041e69e43036c0b8e3c2f8b6e650232dd
MD5 hash:
d07003cbc330579112e9ed1bffc1905b
SHA1 hash:
fb68a99eeb0f33366398b2dbc499a0e74b64d584
Link:
https://www.unpac.me/results/070b9088-fce3-4064-bc95-7d9803de57dd/
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/76938d4e2c8778bce2177462dd2875d041e69e43036c0b8e3c2f8b6e650232dd

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.

Web download

AgentTesla

Executable exe 76938d4e2c8778bce2177462dd2875d041e69e43036c0b8e3c2f8b6e650232dd

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1430278/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/174427/

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