MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3f2b7f883a7641b4c761e3db118dfedcd1db00b92c6bd41e10055eef97d0cbb9. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 3f2b7f883a7641b4c761e3db118dfedcd1db00b92c6bd41e10055eef97d0cbb9
SHA3-384 hash: 7a3d034b073cb0e232bed43d4bfa1c22d0cafb99ab37c9347ab34d2aa8f3ad0d0d66f9da2e02b625569463df72a9d5e9
SHA1 hash: db97f47359d5f7ea7e00bf2110fe8b5b968e5a80
MD5 hash: 99e96210616953775adc30ba4217a6ae
humanhash: harry-cardinal-emma-monkey
File name:EML_MCLADEMAF310523000315PDF.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:719'360 bytes
First seen:2023-05-31 08:11:14 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'600 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 12288:2bAMTihh6xhZ6OrEJIQmE/Wq5xyViMqVmEPdpNs2H+rf98QLyK1UlfoPB:xMUgh8yEiQmEOcs4dVmWF+rV8QOK1Mfe
Threatray 2'011 similar samples on MalwareBazaar
TLSH T1EDE41259EFBF1B07D5A6FEBC1B30507066FCCA80942ED1AEF5A7052FC8459342DA1222
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 5169ccd4b2968e96 (11 x AgentTesla, 5 x Loki, 4 x Formbook)
Reporter abuse_ch
Tags:AgentTesla exe Telegram

Intelligence

File Origin
# of uploads :
1
# of downloads :
261
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
EML_MCLADEMAF310523000315PDF.exe
Verdict:
Malicious activity
Analysis date:
2023-05-31 08:16:45 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/ccbb668e-47e9-476e-a6d4-6376ac6141d6

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/393968/
Detection(s):
SecuriteInfo.com.Win32.PWSX-gen.20108.21729.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Сreating synchronization primitives
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Creating a process from a recently created file
Creating a process with a hidden window
Launching a process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/64770153c55e8c7f610475d3/reports/21e83926-218b-440c-afe3-8dc2cb8a7e48/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_90%
Link:
https://www.hybrid-analysis.com/sample/3f2b7f883a7641b4c761e3db118dfedcd1db00b92c6bd41e10055eef97d0cbb9
Result
Verdict:
UNKNOWN
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:
Agent Tesla
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/e1dbdee8-ed0b-4a8b-9097-5f9febb5f11d
Result
Threat name:
AgentTesla, zgRAT
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1246012
Signature
Adds a directory exclusion to Windows Defender
Found malware configuration
Installs a global keyboard hook
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
May check the online IP address of the machine
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Sample uses string decryption to hide its real strings
Sigma detected: Scheduled temp file as task from temp location
Snort IDS alert for network traffic
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Uses schtasks.exe or at.exe to add and modify task schedules
Uses the Telegram API (likely for C&C communication)
Yara detected AgentTesla
Yara detected Telegram RAT
Yara detected zgRAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 879028 Sample: EML_MCLADEMAF310523000315PDF.exe Startdate: 31/05/2023 Architecture: WINDOWS Score: 100 47 Snort IDS alert for network traffic 2->47 49 Found malware configuration 2->49 51 Malicious sample detected (through community Yara rule) 2->51 53 8 other signatures 2->53 7 EML_MCLADEMAF310523000315PDF.exe 7 2->7         started        11 koaOGgZ.exe 5 2->11         started        process3 file4 31 C:\Users\user\AppData\Roaming\koaOGgZ.exe, PE32 7->31 dropped 33 C:\Users\user\...\koaOGgZ.exe:Zone.Identifier, ASCII 7->33 dropped 35 C:\Users\user\AppData\Local\...\tmpA340.tmp, XML 7->35 dropped 37 C:\...ML_MCLADEMAF310523000315PDF.exe.log, CSV 7->37 dropped 55 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->55 57 May check the online IP address of the machine 7->57 59 Uses schtasks.exe or at.exe to add and modify task schedules 7->59 61 Adds a directory exclusion to Windows Defender 7->61 13 EML_MCLADEMAF310523000315PDF.exe 15 2 7->13         started        17 powershell.exe 19 7->17         started        19 schtasks.exe 1 7->19         started        63 Multi AV Scanner detection for dropped file 11->63 65 Machine Learning detection for dropped file 11->65 21 koaOGgZ.exe 2 11->21         started        23 schtasks.exe 1 11->23         started        signatures5 process6 dnsIp7 39 api4.ipify.org 173.231.16.76, 443, 49692, 49694 WEBNXUS United States 13->39 41 api.telegram.org 149.154.167.220, 443, 49693, 49698 TELEGRAMRU United Kingdom 13->41 43 api.ipify.org 13->43 67 Installs a global keyboard hook 13->67 25 conhost.exe 17->25         started        27 conhost.exe 19->27         started        45 api.ipify.org 21->45 69 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 21->69 71 Tries to steal Mail credentials (via file / registry access) 21->71 73 Tries to harvest and steal browser information (history, passwords, etc) 21->73 29 conhost.exe 23->29         started        signatures8 process9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/3f2b7f883a7641b4c761e3db118dfedcd1db00b92c6bd41e10055eef97d0cbb9/
Threat name:
Win32.Spyware.Negasteal
Create hunting rule
Status:
Malicious
First seen:
2023-05-31 05:51:57 UTC
File Type:
PE (.Net Exe)
Extracted files:
13
AV detection:
19 of 37 (51.35%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=h4vx7cb2oza3jr3b4pnrddp63ti5wafzfrv5ihqqavpo7f6qzo4q._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
103defe5089465f983ce4e96852a172e6f3e3ae5edac58d366df916f0a189cb7
AgentTesla
3b3d92018cb4be5a3223c8b556bb8a1c817e0cbc2188b6500cbc2d4dd6d13658
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4c3bf7999d35b0d04557e6887c768432fc819560b012a82ad029d8da1bb2af87
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6f75073132ca19d3880c0ac27a6d885d6f18f7c1b2650da13aeb84e5061acbb1
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72c2552dacff5e958ac6ba324ad741bd87449ef251b001b17d604112466809e0
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92814573275c2578716e36854e2a8caca2be8e761b8dbecc3adb981d8ec656d3
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e4f3aa1d60e49f6b486a6fb5f5c5cf70299b12b6eb30556ce30c69c29d818c01
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e7257b2ef7c6b3b168ad3671313943edd71572ac24421d765890a878a67556bb
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f2168fe0192cc2c215eb36164e3f646177934df2681703551ac90ab73875f37d
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f9de572b6969fcde747af49c9b07b6851182eb62e53deeb7d792a4df485bf1c7
AgentTesla
+ 2'001 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger spyware stealer trojan
Link:
https://tria.ge/reports/230531-j3vlcsdf92/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Enumerates physical storage devices
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Looks up external IP address via web service
Checks computer location settings
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla
Malware Config
C2 Extraction:
https://api.telegram.org/bot5705602282:AAFcwBeX9coGMKJeokPZOq06CS7N1H2rCJI/
Unpacked files
SH256 hash:
9d4a5739f88619c6cc102f6bc58cf512765bc2d3f673c7e9faf9c1227fc07a1c
MD5 hash:
8ca80a30ee9323ef00912830cf8c53b2
SHA1 hash:
e32ccd326bfd61240af0883ad6efa4600ceffe02
Link:
https://www.unpac.me/results/5d75c05a-7a92-457f-91ce-13cf83a14d7d/
SH256 hash:
c440617e04a50ced73c8ab992cbe8d8954a3e41f21f046ee9d1f2a41ea9b416d
MD5 hash:
9390df6c9a6111978dee5414bc42eda6
SHA1 hash:
d3cb1c366b9e466afa93eb369838a04d30777795
Link:
https://www.unpac.me/results/5d75c05a-7a92-457f-91ce-13cf83a14d7d/
SH256 hash:
b845298489a78c7d66ba9e106de1606e64f9104b2fedc756ebe22275dbee8634
MD5 hash:
9e4440f3a14a5099078ddb26d3fef08d
SHA1 hash:
80c47af8fa3ccfabbb1ec79e7f7b03c19b337dbf
Link:
https://www.unpac.me/results/5d75c05a-7a92-457f-91ce-13cf83a14d7d/
SH256 hash:
70725e8758d767b39fa3f5858549bb6524b48469438304369f718f7318f4e581
MD5 hash:
424a7e8ee9e04b69522c2d72ce26c4b6
SHA1 hash:
4464bb8eb842a680f2aa822ae7895e2d1edcf2ad
Detections:
AgentTeslaXorStringsNet
Create hunting rule
Link:
https://www.unpac.me/results/5d75c05a-7a92-457f-91ce-13cf83a14d7d/
Parent samples :
bc6f73a3805a709752228323fa42bf2806fe584f479496f6647db7ca05136299
3f2b7f883a7641b4c761e3db118dfedcd1db00b92c6bd41e10055eef97d0cbb9
bebd6ebf2cb6f2eba96079f196a4fe222c58da8b130df05f5e0ad46cf986e397
SH256 hash:
10ec8f6381526cc0503113efc1bbeb8889e2df979a310ab466897f8dbd0a773c
MD5 hash:
065a4750ab72458ecb5d02132f2c1f2e
SHA1 hash:
3a4b17de0763ead6c394f0bc12b448e0262b6eb9
Link:
https://www.unpac.me/results/5d75c05a-7a92-457f-91ce-13cf83a14d7d/
SH256 hash:
3f2b7f883a7641b4c761e3db118dfedcd1db00b92c6bd41e10055eef97d0cbb9
MD5 hash:
99e96210616953775adc30ba4217a6ae
SHA1 hash:
db97f47359d5f7ea7e00bf2110fe8b5b968e5a80
Link:
https://www.unpac.me/results/5d75c05a-7a92-457f-91ce-13cf83a14d7d/
Malware family:
AgentTesla.v4
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/3f2b7f883a76/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.87
Link:
https://yomi.yoroi.company/submissions/3f2b7f883a7641b4c761e3db118dfedcd1db00b92c6bd41e10055eef97d0cbb9

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: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 3f2b7f883a7641b4c761e3db118dfedcd1db00b92c6bd41e10055eef97d0cbb9

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/393968/

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