MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 aaf37d0a2951e01199b8e900c8cfe94bf8eada12c3188187ccc7015226e7e618. 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 21 File information Comments

SHA256 hash:	aaf37d0a2951e01199b8e900c8cfe94bf8eada12c3188187ccc7015226e7e618
SHA3-384 hash:	986586661df7116279b6a5b509aca38aed79caccddd917bb3655cfc0bf1d4f8f73d83ad12414ff485e57ce27c67abcb1
SHA1 hash:	53d94a9638d5f81f86c08587eb727e5cb65ca3cf
MD5 hash:	3ef3018ba98ce2a8f5ac4af8b817dd33
humanhash:	oregon-july-april-island
File name:	Bank TT request PO - 12619.7z
Download:	download sample
Signature	AgentTesla Create hunting rule
File size:	689'225 bytes
First seen:	2024-06-20 14:47:01 UTC
Last seen:	Never
File type:	7z
MIME type:	application/x-7z-compressed
ssdeep	12288:agNDZX1xQ1sy9RYBJHzYwJcOZrGVIOiw9XxRZ5rEF18bsvBSHX2Cye3C6oxYk+8T:agNN16H9eYw+PVbpxRZ5rk18b/mXh+6
TLSH	T158E43307E899965EF7F84FEC911ABD448A932D2E64ED85A0570C13BE30B073C7765EA0
TrID	57.1% (.7Z) 7-Zip compressed archive (v0.4) (8000/1) 42.8% (.7Z) 7-Zip compressed archive (gen) (6000/1)
Reporter	cocaman
Tags:	7z AgentTesla SWIFT

cocaman

Malicious email (T1566.001)
From: "yu.sun@fuyaogroup.com" (likely spoofed)
Received: "from fuyaogroup.com (173-245-217-246.nrt.as54203.net [173.245.217.246]) "
Date: "20 Jun 2024 07:02:16 -0700"
Subject: "Bank TT request PO - 12619 // Swift confirmation"
Attachment: "Bank TT request PO - 12619.7z"

Intelligence

File Origin

# of uploads :

# of downloads :

121

Origin country :

File Archive Information

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

File name:	Bank TT request PO - 12619.exe
File size:	881'672 bytes
SHA256 hash:	cd583aa76a762a640be309b14234e47081d254d416b0567afb293f219428ce46
MD5 hash:	0e1ee4b040bbbd28d2c001c95e3a8e7d
MIME type:	application/x-dosexec
Signature	AgentTesla

Vendor Threat Intelligence

Detection(s):

Win.Trojan.Generic-9907631-0

Sanesecurity.Malware.25544.7zHeur.UNOFFICIAL

Gathering data

Result

Verdict:

Malicious

File Type:

PE File

Link:

https://app.docguard.net/aaf37d0a2951e01199b8e900c8cfe94bf8eada12c3188187ccc7015226e7e618/results/dashboard

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

obfuscated overlay packed vbnet

Link:

https://www.filescan.io/uploads/667440e721581a92819e25ed/reports/430bc186-808c-4e48-872c-506e2fd87c57/overview

Verdict:

Suspicious

Labled as:

Mal/Drod7zip

Link:

https://www.hybrid-analysis.com/sample/aaf37d0a2951e01199b8e900c8cfe94bf8eada12c3188187ccc7015226e7e618

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.

Score:

100%

Verdict:

Malware

File Type:

Result

Malware family:

agenttesla

Score:

10/10

Tags:

family:agenttesla execution keylogger spyware stealer trojan

Link:

https://tria.ge/reports/240620-tn3nja1ajk/

Behaviour

Scheduled Task/Job: Scheduled Task

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Enumerates physical storage devices

Suspicious use of SetThreadContext

Looks up external IP address via web service

Checks computer location settings

Command and Scripting Interpreter: PowerShell

AgentTesla

Please note that we are no longer able to provide a coverage score for Virus Total.

Threat name:

DYEPACK

Score:

1.00

Link:

https://yomi.yoroi.company/submissions/aaf37d0a2951e01199b8e900c8cfe94bf8eada12c3188187ccc7015226e7e618

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:	AgentTeslaV5 Create hunting rule
Author:	ClaudioWayne
Description:	AgentTeslaV5 infostealer payload

Rule name:	Agenttesla_type2 Create hunting rule
Author:	JPCERT/CC Incident Response Group
Description:	detect Agenttesla in memory
Reference:	internal research

Rule name:	INDICATOR_EXE_Packed_GEN01 Create hunting rule
Author:	ditekSHen
Description:	Detect packed .NET executables. Mostly AgentTeslaV4.

Rule name:	INDICATOR_KB_CERT_7c1118cbbadc95da3752c46e47a27438 Create hunting rule
Author:	ditekSHen
Description:	Detects executables signed with stolen, revoked or invalid certificates

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_Digital_Certificate Create hunting rule
Author:	albertzsigovits

Rule name:	pe_imphash Create hunting rule

Rule name:	PE_Potentially_Signed_Digital_Certificate Create hunting rule
Author:	albertzsigovits

Rule name:	Skystars_Malware_Imphash Create hunting rule
Author:	Skystars LightDefender
Description:	imphash

Rule name:	Windows_Generic_Threat_9f4a80b2 Create hunting rule
Author:	Elastic Security

Rule name:	Windows_Trojan_AgentTesla_ebf431a8 Create hunting rule
Author:	Elastic Security
Reference:	https://www.elastic.co/security-labs/attack-chain-leads-to-xworm-and-agenttesla