MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bbca8dbd55f6feaca533c226f8c0e2af7efed8ed37772bdb8a0ff4eb5008a0fb. 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 6 File information Comments

SHA256 hash: bbca8dbd55f6feaca533c226f8c0e2af7efed8ed37772bdb8a0ff4eb5008a0fb
SHA3-384 hash: 97cda651a6d949ca885b686633a4b5971ad852756a112d136a4c579afdab310782b340400cf4991efcd8fc980b2c4a20
SHA1 hash: 51f2f44d23f70b45592a627ea5ad95cd781287c0
MD5 hash: df82d99dd3f8c4601a3d4bdf7c3b62b6
humanhash: pizza-april-angel-network
File name:PI-FD-00006.exe
Download: download sample
Signature AgentTesla
File size:691'712 bytes
First seen:2021-07-24 06:57:52 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 6144:8hDANind1enPfMdAbOo37OPpAbC4d2wxPsn0JWJXDxqxaIXk3z647dFB9ri1lei2:EG2PpAC4fqxxq8wy64Tv+1leiyOnQ
Threatray 7'333 similar samples on MalwareBazaar
TLSH T187E4E338226A0953F2259277F012DEB0EEF03E522901CD1A46D6FB873D526C2DD9ED5E
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
AgentTesla SMTP exfil server:
mail.servconsa.pe:587

Intelligence


File Origin
# of uploads :
1
# of downloads :
167
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
PI-FD-00006.exe
Verdict:
Suspicious activity
Analysis date:
2021-07-24 07:02:25 UTC
Tags:
n/a

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
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.
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
.NET source code contains very large strings
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Moves itself to temp directory
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)
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 453594 Sample: PI-FD-00006.exe Startdate: 24/07/2021 Architecture: WINDOWS Score: 100 32 Multi AV Scanner detection for submitted file 2->32 34 Yara detected AgentTesla 2->34 36 Yara detected AgentTesla 2->36 38 5 other signatures 2->38 6 PI-FD-00006.exe 3 2->6         started        10 YYtJku.exe 3 2->10         started        12 YYtJku.exe 2 2->12         started        process3 file4 26 C:\Users\user\AppData\...\PI-FD-00006.exe.log, ASCII 6->26 dropped 40 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 6->40 42 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 6->42 44 Injects a PE file into a foreign processes 6->44 14 PI-FD-00006.exe 2 5 6->14         started        46 Multi AV Scanner detection for dropped file 10->46 48 Machine Learning detection for dropped file 10->48 18 YYtJku.exe 2 10->18         started        20 YYtJku.exe 10->20         started        22 YYtJku.exe 12->22         started        24 YYtJku.exe 12->24         started        signatures5 process6 file7 28 C:\Users\user\AppData\Roaming\...\YYtJku.exe, PE32 14->28 dropped 30 C:\Users\user\...\YYtJku.exe:Zone.Identifier, ASCII 14->30 dropped 50 Moves itself to temp directory 14->50 52 Hides that the sample has been downloaded from the Internet (zone.identifier) 14->52 signatures8
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2021-07-23 19:26:04 UTC
AV detection:
8 of 28 (28.57%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla keylogger persistence spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: RenamesItself
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
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
SH256 hash:
312e5c77f955c18344e5b4d79a4ac7bf1970282182713ee71c8d281033d1e26a
MD5 hash:
5189be5a8bda8033fed432c7621facf8
SHA1 hash:
6cffd7c65a860d44acdccfbc2962cd33575d10eb
SH256 hash:
1565fbca3e333c0f1128e875931673cd76d239c47d598be1a3a50a834da75b82
MD5 hash:
82f07ebd1da223cd0fd0d043a748e9aa
SHA1 hash:
30736010e4820fea0fda96edd4c3ac217ffb1669
SH256 hash:
bbca8dbd55f6feaca533c226f8c0e2af7efed8ed37772bdb8a0ff4eb5008a0fb
MD5 hash:
df82d99dd3f8c4601a3d4bdf7c3b62b6
SHA1 hash:
51f2f44d23f70b45592a627ea5ad95cd781287c0
Please note that we are no longer able to provide a coverage score for Virus Total.

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
Author:abuse.ch
Description:Detects AgentTesla PE
Rule name:AgentTeslaV3
Author:ditekshen
Description:AgentTeslaV3 infostealer payload
Rule name:MALWARE_Win_AgentTeslaV3
Author:ditekSHen
Description:AgentTeslaV3 infostealer payload
Rule name:pe_imphash
Rule name:Skystars_Malware_Imphash
Author:Skystars LightDefender
Description:imphash
Rule name:win_agent_tesla_v1
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.

Malspam

AgentTesla

Executable exe bbca8dbd55f6feaca533c226f8c0e2af7efed8ed37772bdb8a0ff4eb5008a0fb

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments