MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1bfe4316ed13b9ca08ef7fa09e26d57930dd8014a1644b00748ace75c76890ca. 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 17 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 1bfe4316ed13b9ca08ef7fa09e26d57930dd8014a1644b00748ace75c76890ca
SHA3-384 hash: 16be7967a7ee266ffea9dc5fea30bcf1bebd3924433d19d7e2c93f35ffed280bdacf80d2608048212a7bbc69fc6ef9dd
SHA1 hash: 2ef6e7814c1e9dc70dfa2d0b9bd9c03bfcb22f2f
MD5 hash: 04e6e940106f4a258f9fb874512dd481
humanhash: eleven-connecticut-winter-pizza
File name:BL #2005632.exe.gz.001
Download: download sample
Signature AgentTesla
Create hunting rule
File size:587'676 bytes
First seen:2023-11-23 08:36:37 UTC
Last seen:Never
File type: gz
MIME type:application/gzip
ssdeep 12288:Bc5W2kM2VfqRLzvCajGiFbQLZ3JEgXpxWRe5k9N9ylDIgYkyXwV:BcI9Lqz3jGYIZ5Eg5xhW1ylDsE
TLSH T137C4235BF300092D0EDA9FD076F19465C68968BF6B42EE4038B3458D46B7B4376A31CD
Reporter cocaman
Tags:001 AgentTesla gz


Avatar
cocaman
Malicious email (T1566.001)
From: ""Import" <cas@environment.go.ke>" (likely spoofed)
Received: "from environment.go.ke (unknown [91.92.241.3]) "
Date: "22 Nov 2023 13:18:16 -0800"
Subject: "RE: PURCHASE REQ#2005632 23GEM-41AKI-001"
Attachment: "BL #2005632.exe.gz.001"

Intelligence

File Origin
# of uploads :
1
# of downloads :
101
Origin country :
CH CH
File Archive Information

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

File name:BL #2005632.exe
File size:612'864 bytes
SHA256 hash: c5c77e51dc1af0c4af0a3b0d3fed6fcdd7903017aee805bf5d64764b1472ca5b
MD5 hash: 092998cd1992462b4c31e85c8b66964f
MIME type:application/x-dosexec
Signature AgentTesla
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Trojan.Inject4.59820.22819.1734.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/655f0f3271f79230350e55cf/reports/43cce972-501a-4367-93f7-2f30fb7cfcab/overview
Verdict:
Malicious
Labled as:
Mal/DrodGzip
Link:
https://www.hybrid-analysis.com/sample/1bfe4316ed13b9ca08ef7fa09e26d57930dd8014a1644b00748ace75c76890ca
Result
Verdict:
MALICIOUS
Score:
100%
Verdict:
Malware
File Type:
Archive
Link:
https://malprob.io/report/1bfe4316ed13b9ca08ef7fa09e26d57930dd8014a1644b00748ace75c76890ca
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/1bfe4316ed13b9ca08ef7fa09e26d57930dd8014a1644b00748ace75c76890ca/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2023-11-22 10:06:11 UTC
File Type:
Binary (Archive)
Extracted files:
14
AV detection:
21 of 36 (58.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=dp7egfxnco44uchpp6qj4jwvpeyn3aauufsewadurlhhlr3isdfa._file
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Link:
https://tria.ge/reports/231123-k3bnxshf9x/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Checks computer location settings
AgentTesla
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
Link:
https://yomi.yoroi.company/submissions/1bfe4316ed13b9ca08ef7fa09e26d57930dd8014a1644b00748ace75c76890ca

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:AgentTesla_DIFF_Common_Strings_01
Create hunting rule
Author:schmidtsz
Description:Identify partial Agent Tesla strings
Rule name:BitcoinAddress
Create hunting rule
Author:Didier Stevens (@DidierStevens)
Description:Contains a valid Bitcoin address
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: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.

Malspam

AgentTesla

gz 1bfe4316ed13b9ca08ef7fa09e26d57930dd8014a1644b00748ace75c76890ca

(this sample)

AgentTesla

Executable exe c5c77e51dc1af0c4af0a3b0d3fed6fcdd7903017aee805bf5d64764b1472ca5b

  
Delivery method
Distributed via e-mail attachment
  
Dropping
SHA256 c5c77e51dc1af0c4af0a3b0d3fed6fcdd7903017aee805bf5d64764b1472ca5b
  
Dropping
MD5 092998cd1992462b4c31e85c8b66964f

Comments