MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 499b83d31856521579e10a5b746502955c26bc0668e1ab2323f57084d7e5ab98. 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: 14


Intelligence 14 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 499b83d31856521579e10a5b746502955c26bc0668e1ab2323f57084d7e5ab98
SHA3-384 hash: 3f6170cf69dc4bf71c7ee25eda86cafcabab59a09e7b99f809b0fbee8ecb33ce74189732f775638da32689e86406ec1f
SHA1 hash: 6d591e7f15f4071f60bdc6c88ea07abbff892f15
MD5 hash: 54f09aa4e6465feda764173d69b0f14c
humanhash: minnesota-freddie-september-cat
File name:INQ#23P6200562_supplier4_mpjxPriceInquiry_1697504449019_PDF.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:1'589'248 bytes
First seen:2023-12-13 12:36:42 UTC
Last seen:2023-12-13 14:17:34 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'657 x AgentTesla, 19'468 x Formbook, 12'207 x SnakeKeylogger)
ssdeep 24576:bjS1pzw4kQFj5e4b6NSCjNrlGWGDyaWUa/Q6KzHrR23:0hw4kQFj5/4SolIDynUaort4
Threatray 3'699 similar samples on MalwareBazaar
TLSH T15375BD17F70C5BACC8594FB1F033402042659EA7932686097AE9FA7D6DF6B8A16130F7
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10523/12/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
File icon (PE):PE icon
dhash icon f0d4c8d4d5e8e8f0 (4 x AgentTesla, 1 x DarkTortilla)
Reporter abuse_ch
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
296
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
INQ#23P6200562_supplier4_mpjxPriceInquiry_1697504449019_PDF.exe
Verdict:
Malicious activity
Analysis date:
2023-12-13 12:41:03 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/760ad2e4-3c0c-4674-a885-1921c980e174

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/467189/
Detection(s):
SecuriteInfo.com.Win32.PWSX-gen.15470.15341.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Running batch commands
Launching a process
Creating a file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
80%
Tags:
masquerade obfuscated packed
Link:
https://www.filescan.io/uploads/6579a57ada3178d99ce3bec1/reports/af9c853e-9b2e-480f-9f9d-623fc9364fc2/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/499b83d31856521579e10a5b746502955c26bc0668e1ab2323f57084d7e5ab98
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.
Malware family:
OutSteel
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/42493c58-cdaf-4de2-a737-94b66884fb5d
Result
Threat name:
AgentTesla, DarkTortilla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1361384
Signature
.NET source code contains very large array initializations
Contains functionality to log keystrokes (.Net Source)
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Initial sample is a PE file and has a suspicious name
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Uses ping.exe to check the status of other devices and networks
Uses ping.exe to sleep
Yara detected AgentTesla
Yara detected AntiVM3
Yara detected DarkTortilla Crypter
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1361384 Sample: INQ#23P6200562_supplier4_mp... Startdate: 13/12/2023 Architecture: WINDOWS Score: 100 38 Found malware configuration 2->38 40 Malicious sample detected (through community Yara rule) 2->40 42 Yara detected DarkTortilla Crypter 2->42 44 6 other signatures 2->44 7 INQ#23P6200562_supplier4_mpjxPriceInquiry_1697504449019_PDF.exe 3 2->7         started        process3 signatures4 46 Hides that the sample has been downloaded from the Internet (zone.identifier) 7->46 10 cmd.exe 3 7->10         started        14 cmd.exe 1 7->14         started        process5 file6 32 C:\Users\user\AppData\Roaming\explooorr.exe, PE32 10->32 dropped 48 Uses ping.exe to sleep 10->48 16 explooorr.exe 2 10->16         started        19 conhost.exe 10->19         started        21 PING.EXE 1 10->21         started        23 PING.EXE 1 10->23         started        50 Uses ping.exe to check the status of other devices and networks 14->50 25 PING.EXE 1 14->25         started        28 conhost.exe 14->28         started        30 reg.exe 1 1 14->30         started        signatures7 process8 dnsIp9 36 Machine Learning detection for dropped file 16->36 34 127.0.0.1 unknown unknown 25->34 signatures10
Score:
97%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/499b83d31856521579e10a5b746502955c26bc0668e1ab2323f57084d7e5ab98
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/499b83d31856521579e10a5b746502955c26bc0668e1ab2323f57084d7e5ab98/
Threat name:
Win32.Spyware.Negasteal
Create hunting rule
Status:
Malicious
First seen:
2023-12-13 12:37:08 UTC
File Type:
PE (.Net Exe)
Extracted files:
73
AV detection:
17 of 23 (73.91%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=jgnyhuyykzjbk6pbbjnxizicsvocnpagndq2wizd6vyijv7fvoma._file
Verdict:
malicious
Label(s):
agenttesla_v4
Create hunting rule
agenttesla
Create hunting rule
Similar samples:
133ecf75de9fdeed268dc746afc7ec1ae2f128e208c41d7b37b51bf76843ffb4
AgentTesla
1e7617d15a0ba3358c412bf17bc39aa9c145f83c9c3488a4b8499fa69991e5d3
AgentTesla
589d31dcf63d462d0f1a10654d01feaca4c029332048237ed6129965f30f1415
AgentTesla
9b5d4319bc8665a9400610280c9422733f1926735a0174f557cf8b28f3a06904
AgentTesla
cb56a616b456b089946738d62f352b134934ce2e9e23ce00cfc803e35748cfce
AgentTesla
ff35d25496862b10860706136636b1001bd46f42856bd75fb4f8c32ca2fa05c0
AgentTesla
+ 3'689 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  7/10
Tags:
persistence
Link:
https://tria.ge/reports/231213-ptgk2acfhp/
Behaviour
Runs ping.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Adds Run key to start application
Executes dropped EXE
Loads dropped DLL
Unpacked files
SH256 hash:
2db82e9b91b1ccb1957b4e06ec49bfb0096e973213fc1786de1bbe3162f5df5a
MD5 hash:
27dea42a70bd7e948f1171ce873878a1
SHA1 hash:
b87051d51479c093cdf3e721acea4fd8b940b1e5
Link:
https://www.unpac.me/results/68be38d0-0801-4583-9294-78258750ec4e/
SH256 hash:
6288b16caf7dd05543495cc9389f92a879ceac40a7bb406d2e1293aae21c0e4e
MD5 hash:
9cf0ba15837b7a6b8192cacfcb27dca7
SHA1 hash:
b722310c80fe8377b6a8faafe47cc45c5b39fc37
Detections:
AgentTesla
Create hunting rule
win_agent_tesla_g2
Create hunting rule
Link:
https://www.unpac.me/results/68be38d0-0801-4583-9294-78258750ec4e/
Parent samples :
499b83d31856521579e10a5b746502955c26bc0668e1ab2323f57084d7e5ab98
cdc07215534b2a013cc2ab666d9a37eaebf478aa389489416159fd7034c2670d
1d132becb6f5aa7c2597944d9fa196bacf8cea871ccbdd09ce64cab06f581583
SH256 hash:
499b83d31856521579e10a5b746502955c26bc0668e1ab2323f57084d7e5ab98
MD5 hash:
54f09aa4e6465feda764173d69b0f14c
SHA1 hash:
6d591e7f15f4071f60bdc6c88ea07abbff892f15
Link:
https://www.unpac.me/results/68be38d0-0801-4583-9294-78258750ec4e/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
iSpy Keylogger
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/499b83d31856521579e10a5b746502955c26bc0668e1ab2323f57084d7e5ab98

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: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

File information

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

Malspam

AgentTesla

Executable exe 499b83d31856521579e10a5b746502955c26bc0668e1ab2323f57084d7e5ab98

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/467189/

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