MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e28ab1b33d7446770039a494f9642261f70e85d95439f22bc61e6267c21b53c9. 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: 19

Intelligence 19 IOCs YARA 19 File information Comments

SHA256 hash:	e28ab1b33d7446770039a494f9642261f70e85d95439f22bc61e6267c21b53c9
SHA3-384 hash:	ca5205cc7b9578238bb9e646fb66452291f63c5390dfe64e93fc03df279e8fba1e88e57640669727b415e94de52c7260
SHA1 hash:	11ff449dd8ef223e40e2fbc172ce0b807e8a7e22
MD5 hash:	e95d957e1139815102da59f801c82f35
humanhash:	batman-sweet-bakerloo-north
File name:	Quotation Request QU021182.exe
Download:	download sample
Signature	AgentTesla Create hunting rule
File size:	803'328 bytes
First seen:	2025-04-07 13:15:28 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep	12288:cYTYqBCCwfWpmNcsDie7OY1IQiuUpYGtZWSD2PBdobsXN08xIQ/Z1:Yf+pm3ie7X3bUyczD2Po+08CQ
Threatray	3'636 similar samples on MalwareBazaar
TLSH	T1F305F054336CC917C27693F51430D3B807B95E9E7621E3829EE6ACDB38E6F425A403A7
TrID	71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 10.2% (.EXE) Win64 Executable (generic) (10522/11/4) 6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 4.3% (.EXE) Win32 Executable (generic) (4504/4/1) 2.0% (.ICL) Windows Icons Library (generic) (2059/9)
Magika	pebin
dhash icon	0068617171617000 (6 x SnakeKeylogger, 2 x MassLogger, 2 x AgentTesla)
Reporter	James_inthe_box
Tags:	AgentTesla exe

Intelligence

File Origin

# of uploads :

# of downloads :

710

Origin country :

Vendor Threat Intelligence

Malware family:

agenttesla

ID:

File name:

QuotationRequestQU021182.exe

Verdict:

Malicious activity

Analysis date:

2025-04-07 13:20:51 UTC

Tags:

evasion netreactor agenttesla stealer

Link:

https://app.any.run/tasks/a1708cfe-b719-4716-989e-e6e8b798b568

Note:

ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample

Detection:

AgentTesla

Link:

https://www.capesandbox.com/analysis/1051/

Verdict:

Malicious

Score:

81.4%

Link:

https://cyber-fortress.com/docs/result/index.php?id=67f3d01aa695a0cd1faba7b3

Tags:

virus spawn msil

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a window

Сreating synchronization primitives

Launching a process

Creating a file

Using the Windows Management Instrumentation requests

DNS request

Connection attempt

Sending an HTTP GET request

Reading critical registry keys

Sending a custom TCP request

Stealing user critical data

Unauthorized injection to a system process

Verdict:

Suspicious

Threat level:

5/10

Confidence:

100%

Tags:

obfuscated packed packed packer_detected vbnet

Link:

https://www.filescan.io/uploads/67f3d01a2d430c849e0aa2f3/reports/6d391412-efa7-497a-9a93-0042df522cc7/overview

Verdict:

Malicious

Labled as:

Win/malicious_confidence_100%

Link:

https://www.hybrid-analysis.com/sample/e28ab1b33d7446770039a494f9642261f70e85d95439f22bc61e6267c21b53c9

Malware family:

Agent Tesla

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/e0fe26bc-821e-4c28-8a50-b464400aeabe

Result

Threat name:

AgentTesla, PureLog Stealer

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1658340

Signature

.NET source code contains method to dynamically call methods (often used by packers)

.NET source code contains potential unpacker

Allocates memory in foreign processes

Check if machine is in data center or colocation facility

Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)

Contains functionality to log keystrokes (.Net Source)

Found malware configuration

Initial sample is a PE file and has a suspicious name

Injects a PE file into a foreign processes

Joe Sandbox ML detected suspicious sample

Malicious sample detected (through community Yara rule)

Multi AV Scanner detection for submitted file

Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)

Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)

Sigma detected: Silenttrinity Stager Msbuild Activity

Suricata IDS alerts for network traffic

Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)

Tries to harvest and steal browser information (history, passwords, etc)

Tries to harvest and steal ftp login credentials

Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)

Tries to steal Mail credentials (via file / registry access)

Writes to foreign memory regions

Yara detected AgentTesla

Yara detected AntiVM3

Yara detected PureLog Stealer

Behaviour

Behavior Graph:

Download SVG

Score:

100%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/e28ab1b33d7446770039a494f9642261f70e85d95439f22bc61e6267c21b53c9

Detection:

agenttesla

Link:

https://mwdb.cert.pl/sample/e28ab1b33d7446770039a494f9642261f70e85d95439f22bc61e6267c21b53c9/

Threat name:

ByteCode-MSIL.Backdoor.FormBook

Status:

Malicious

First seen:

2025-04-07 02:36:00 UTC

File Type:

PE (.Net Exe)

Extracted files:

AV detection:

25 of 38 (65.79%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=4kfldmz5ordhoabzuskpszbcmh3q5bozkq47ek6gdzrgpqq3kpeq._file

Verdict:

malicious

Label(s):

agenttesla

unc_loader_037

AgentTesla

837fbe9b83e066eb57abc2f94a7bbfa1ce5c6189bdea605a9c74bbb11cdab57a

AgentTesla

9211ffc506f991806e5b6f9ad22c0032e0b3e77c158e24b3dc58d7e2eb1cd481

AgentTesla

e5c81551a1626f3462e3f8ddd9146b8e612a2c1d6f017077f75bc2ed3784bbfe

AgentTesla

f36bbad2ba5e3b1af3a688cc15591203d70b4830e4f55286e6a8833bf1f23ef4

AgentTesla

+ 3'626 additional samples on MalwareBazaar

Result

Malware family:

agenttesla

Score:

10/10

Tags:

family:agenttesla discovery keylogger spyware stealer trojan

Link:

https://tria.ge/reports/250407-qhvh7azyhs/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

System Location Discovery: System Language Discovery

Suspicious use of SetThreadContext

Looks up external IP address via web service

AgentTesla

Agenttesla family

Verdict:

Suspicious

Tags:

external_ip_lookup

YARA:

n/a

Link:

https://app.threat.zone/submission/37ff99ed-885f-4dcd-9dab-e58efe75842a

Unpacked files

SH256 hash:

e28ab1b33d7446770039a494f9642261f70e85d95439f22bc61e6267c21b53c9

MD5 hash:

e95d957e1139815102da59f801c82f35

SHA1 hash:

11ff449dd8ef223e40e2fbc172ce0b807e8a7e22

Link:

https://www.unpac.me/results/b06917f9-7c20-4885-81e9-36eb3f35c845/

SH256 hash:

4c87f22ce2466f1e1447d80155a69833eff54dad60df6f292484976e2c2f805b

MD5 hash:

1f92cd38cabcac55f53583ff74d369ff

SHA1 hash:

2275f5b0aec3f7d17854906bb5a7f00451d1d31f

Detections:

SUSP_OBF_NET_Reactor_Indicators_Jan24

Link:

https://www.unpac.me/results/b06917f9-7c20-4885-81e9-36eb3f35c845/

Parent samples :

69f684f1e3a4c73362a0e9d775ec1717be3e730bee70a096b578775c0df39ddf
4347740628dde81f0d24411f390e00f168155026dae9bc80e2e6837e381860a0
f280bb4d1036eb4e6e7410ed52db364722e9d0efab5f4030834488f0136bc52b
3ab9c6d950c228d286795fd61b70a4bd7c1c3de889ccac47dc68d5f23a24408e
8c3a0f760deceeb69b81b809d2a16cb2ff5979f4b332fc4243eed61fb2111e17
3543cb3f9359037b6f177ab44ef175f17017381b33759d9709b46268f248012a
d28358e40350fd9a8b4433a33131b7f567d66c1f9a20b6bd276178b585304580
e36801a3e24d697a55c6b00e156a88d1a27d81b83ab4c50f1ec6e6ca7d455d31
e28ab1b33d7446770039a494f9642261f70e85d95439f22bc61e6267c21b53c9
74a3ca19e62c2633b41517a640acf4e1e9d8588c9c7829fef8dc2602fd242e8d

SH256 hash:

7f7043aef321c29d28da83b06130e3b2f7945ab6eec0f1bae6444f414a321b80

MD5 hash:

ae51dce27468e298258b41f783fce22e

SHA1 hash:

5b7e3f136da9d56e089acf4097eaea38a2a8df0a

Detections:

SUSP_OBF_NET_ConfuserEx_Name_Pattern_Jan24

SUSP_OBF_NET_Reactor_Indicators_Jan24

Link:

https://www.unpac.me/results/b06917f9-7c20-4885-81e9-36eb3f35c845/

SH256 hash:

cec85d7535d80d0e0e9414d2e30dc4ab5817aa95c3416856aca130643efa777c

MD5 hash:

49c5ed2b57c6eb7435cb6d9369dca4a6

SHA1 hash:

c8d561cce5e168ce5be5562e1f6d522e5ae7bf54

Detections:

win_agent_tesla_g2

AgentTesla

Agenttesla_type2

INDICATOR_EXE_Packed_GEN01

INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL

INDICATOR_SUSPICIOUS_Binary_References_Browsers

INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store

INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients

INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients

INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID

Link:

https://www.unpac.me/results/b06917f9-7c20-4885-81e9-36eb3f35c845/

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/e28ab1b33d7446770039a494f9642261f70e85d95439f22bc61e6267c21b53c9

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:	DebuggerCheck__RemoteAPI Create hunting rule
Reference:	https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

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_SandboxHookingDLL Create hunting rule
Author:	ditekSHen
Description:	Detects binaries and memory artifacts referencing sandbox DLLs typically observed in sandbox evasion

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:	Sus_Obf_Enc_Spoof_Hide_PE Create hunting rule
Author:	XiAnzheng
Description:	Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)

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

File information

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

Malspam

AgentTesla

exe e28ab1b33d7446770039a494f9642261f70e85d95439f22bc61e6267c21b53c9

(this sample)

Delivery method

Distributed via e-mail attachment

Cape

https://www.capesandbox.com/analysis/1051/

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings

ID	Title	Severity
CHECK_AUTHENTICODE	Missing Authenticode	high
CHECK_DLL_CHARACTERISTICS	Missing dll Security Characteristics (HIGH_ENTROPY_VA)	high

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