MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5fb84a738536a8c4f403aff585f461e82eb5597d3915fb70f1e1ea638fb2fa28. 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: 8


Intelligence 8 IOCs YARA 15 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 5fb84a738536a8c4f403aff585f461e82eb5597d3915fb70f1e1ea638fb2fa28
SHA3-384 hash: fc0aea727018b385e9b9fbd21fc6dad7991f8b034e538d9d5a3e7cbadfc1dd419b1e701dd1a7eb9cea5bce651cfec3ef
SHA1 hash: c311cba2abeffd64a3a2cef0be6db3d432c1fe5e
MD5 hash: 08a42df4c6ce01527c9aa7b9d59404ae
humanhash: alabama-golf-blue-lamp
File name:UM-INV23.zip
Download: download sample
Signature AgentTesla
Create hunting rule
File size:670'451 bytes
First seen:2024-01-28 10:49:15 UTC
Last seen:Never
File type: zip
MIME type:application/zip
ssdeep 12288:AmUJgoOEBef0fjZ6R07qyhM8e+X8Nj1sxmTrs7k/Ot5lNMDF7lVrmh:u1ef0fjMOqyM82hsxSrs7UOhKDF7HrG
TLSH T15CE42371B7277299968F8F2CF3D8166E01E415143B51CC74D7018CA9A4FEBABCA8394B
TrID 80.0% (.ZIP) ZIP compressed archive (4000/1)
20.0% (.PG/BIN) PrintFox/Pagefox bitmap (640x800) (1000/1)
Reporter e24111111111111
Tags:AgentTesla zip

Intelligence

File Origin
# of uploads :
1
# of downloads :
202
Origin country :
GR GR
File Archive Information

This file archive contains 1 file(s), sorted by their relevance:

File name:UM-INV23.exe
File size:758'784 bytes
SHA256 hash: 41f69d2ee1b520c3b7b6f890f1aa179e8e4e7b42e0ee9bde0d0bffe6ee99e21b
MD5 hash: 6316376eab7bb0b2be03cb16f9975bc1
MIME type:application/x-dosexec
Signature AgentTesla
Vendor Threat Intelligence
Detection(s):
Win.Packed.Filerepmalware-10019563-0
Create hunting rule

Win.Packed.Filerepmalware-10019564-0
Create hunting rule

Win.Packed.Filerepmalware-10019575-0
Create hunting rule

Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/65b6315c096abd9a0272b195/reports/73743bb1-abdf-4c7e-b8a7-aa4c0ef9aba8/overview
Verdict:
Suspicious
Labled as:
Troj/Krypt
Link:
https://www.hybrid-analysis.com/sample/5fb84a738536a8c4f403aff585f461e82eb5597d3915fb70f1e1ea638fb2fa28
Result
Verdict:
MALICIOUS
Link:
https://labs.inquest.net/dfi/sha256/5fb84a738536a8c4f403aff585f461e82eb5597d3915fb70f1e1ea638fb2fa28
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Score:
100%
Verdict:
Malware
File Type:
Archive
Link:
https://malprob.io/report/5fb84a738536a8c4f403aff585f461e82eb5597d3915fb70f1e1ea638fb2fa28
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/5fb84a738536a8c4f403aff585f461e82eb5597d3915fb70f1e1ea638fb2fa28/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2024-01-23 21:10:41 UTC
File Type:
Binary (Archive)
Extracted files:
27
AV detection:
25 of 38 (65.79%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=l64eu44fg2umj5adv72yl5db5axlkwl5hek7w4hr4hvghd5s7iua._file
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Link:
https://tria.ge/reports/240128-nyz3habggn/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Looks up external IP address via web service
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.45
Link:
https://yomi.yoroi.company/submissions/5fb84a738536a8c4f403aff585f461e82eb5597d3915fb70f1e1ea638fb2fa28

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:AgentTeslaV3
Create hunting rule
Author:ditekshen
Description:AgentTeslaV3 infostealer payload
Rule name:INDICATOR_EXE_Packed_GEN01
Create hunting rule
Author:ditekSHen
Description:Detect packed .NET executables. Mostly AgentTeslaV4.
Rule name:INDICATOR_SUSPICIOUS_Binary_References_Browsers
Create hunting rule
Author:ditekSHen
Description:Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.
Rule name:INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many email and collaboration clients. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many file transfer clients. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing Windows vault credential objects. Observed in infostealers
Rule name:malware_Agenttesla_type2
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:NETexecutableMicrosoft
Create hunting rule
Author:malware-lu
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:Windows_Trojan_AgentTesla_ebf431a8
Create hunting rule
Author:Elastic Security
Rule name:win_agent_tesla_g2
Create hunting rule
Author:Daniel Plohmann <daniel.plohmann@fkie.fraunhofer.de>

File information

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

AgentTesla

zip 5fb84a738536a8c4f403aff585f461e82eb5597d3915fb70f1e1ea638fb2fa28

(this sample)

AgentTesla

Executable exe 41f69d2ee1b520c3b7b6f890f1aa179e8e4e7b42e0ee9bde0d0bffe6ee99e21b

  
Dropping
SHA256 41f69d2ee1b520c3b7b6f890f1aa179e8e4e7b42e0ee9bde0d0bffe6ee99e21b

Comments