MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b0bbd1bf8657c5c7f69e100d7d7127ebe73528730e8e74f277b21c43ce7a4aa5. 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: 15


Intelligence 15 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b0bbd1bf8657c5c7f69e100d7d7127ebe73528730e8e74f277b21c43ce7a4aa5
SHA3-384 hash: b4ae305a81f1062d1a0223c4dbf6cb33d559a02ca02fa627abe75a60b443069935963dd31bf56677534b81ab2f9ace2b
SHA1 hash: c38c029fff9e59dc9972bcbc2880a0d32e4ea00f
MD5 hash: 7b2433d2ca33c95587e325245402ffc2
humanhash: queen-quebec-mobile-september
File name:RFQ.pdf.ra.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:718'848 bytes
First seen:2022-05-18 06:58:14 UTC
Last seen:2022-05-18 07:35:56 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'742 x AgentTesla, 19'607 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:6UIKlFnV+PKiapwZC6Ad99rGK9s+gHlMYo/eP4EzkrwDMI3+:6UIkD+nHZC6AdDrtm1PRVDM
Threatray 17'631 similar samples on MalwareBazaar
TLSH T16CE4F15E7AA6DE63C2584372C1D3442503B1965BA373D78B3ECD12C90E027A5BCCDB9A
TrID 69.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
9.9% (.EXE) Win64 Executable (generic) (10523/12/4)
6.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.7% (.EXE) Win16 NE executable (generic) (5038/12/1)
4.2% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 65e4d2eaecc4d859 (17 x AgentTesla, 7 x SnakeKeylogger, 7 x Loki)
Reporter cocaman
Tags:AgentTesla exe RFQ

Intelligence

File Origin
# of uploads :
2
# of downloads :
259
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
RFQ.pdf.ra.exe
Verdict:
Malicious activity
Analysis date:
2022-05-18 07:01:38 UTC
Tags:
agenttesla
Link:
https://app.any.run/tasks/1901b08b-0a73-42ab-81e4-f43a560a83a9

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/271946/
Detection(s):
SecuriteInfo.com.Variant.MSILHeracles.38451.30003.4977.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
control.exe obfuscated packed replace.exe
Link:
https://www.filescan.io/uploads/62849917fd71ca8b2eeedc2c/reports/55ababaf-3ffc-4aa0-b33f-f4e80ea2b0e2/overview
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:
Agent Tesla
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/11d68601-42b9-4a2a-8a6b-87e50b91be38
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/996546
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
.NET source code contains very large array initializations
.NET source code references suspicious native API functions
Found malware configuration
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
Installs a global keyboard hook
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
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)
Uses the Telegram API (likely for C&C communication)
Yara detected AgentTesla
Yara detected AntiVM3
Yara detected Generic Downloader
Yara detected Telegram RAT
Behaviour
Behavior Graph:
Download SVG
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b0bbd1bf8657c5c7f69e100d7d7127ebe73528730e8e74f277b21c43ce7a4aa5/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-05-17 17:48:52 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
17 of 41 (41.46%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wc55dp4gk7c4p5u6cagx24jh5pttkkdtb2hhj4txwioehtt2jksq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
1aed7661a990d34584f7687545b78a8debc0a905e91bdccb9f2160606c1965c4
AgentTesla
3c145d64a3b2a1b1c02701a8147b39e11d3611d7e30415d7a117bf017df71f97
AgentTesla
5a3834895f08aff701a029275074d4ab47aff4951d6f75e8393b0a97cb8f6031
AgentTesla
71432bb8e8d9b504e4822b4e2b24903b1f28c65e17c1d3f0aedecaafdfc1635e
AgentTesla
9bf81bbb5c81b485b3cb9f5e79fdca12618929ab1d59cd46864f8eb31039d42d
AgentTesla
b2213802594bd920735e35e35b9af39573105a88dab065dd4ac255ab69aaedc7
AgentTesla
cdd59ab5b482a9dc7c389ae1fd2530449ff84972315d820524d11f8146c2cc8f
AgentTesla
e0896f3de4452ba8a69e37e0449fbbbca187f7cadd1dffeef70a8e55f2ae6e6f
AgentTesla
+ 17'621 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/220518-hr3bdsefe9/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
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/bot5103498087:AAHtCnRhXia4kNJ2ZnWDIP045u7xpNlTnYM/sendDocument
Unpacked files
SH256 hash:
97527da0af9e8321eb6aa2c760bc3a6453341b0fef90c44595a02945c2dd3144
MD5 hash:
332f0164e6b19699174c491d839d6ec9
SHA1 hash:
eadeadeaf7bf3978d86d633bd054e4ff317ecc40
Link:
https://www.unpac.me/results/3e07b8fd-9200-4854-bf0d-0cf84753014e/
SH256 hash:
facd97eadc84f1f9f1e19c5acb38d1bad759522289d1bb7177df5b0e7cbb9406
MD5 hash:
e7e8df6822c11e19af087d3eae86b231
SHA1 hash:
cca08c271b257ac7d7686e5b61421ab038b1ede5
Link:
https://www.unpac.me/results/3e07b8fd-9200-4854-bf0d-0cf84753014e/
SH256 hash:
d416b3724c4f1430b8c592f3226a49195c57567d1733b4f456a72c2eb4432343
MD5 hash:
b3ec758c04f98e9eded3d1a2c0072c61
SHA1 hash:
8e20a345c2cfa921792e8aec1cda6f135f5206b2
Link:
https://www.unpac.me/results/3e07b8fd-9200-4854-bf0d-0cf84753014e/
SH256 hash:
3dcc834f7aa5c5a66c8816c3970408d19b00527080af68f225510fc82b9f4faa
MD5 hash:
6b4b2e6e46d99a0f70bf43304a8eaf3e
SHA1 hash:
3b39622b6c781f48676e0c7d017d7c6bf68d84f4
Link:
https://www.unpac.me/results/3e07b8fd-9200-4854-bf0d-0cf84753014e/
SH256 hash:
41198a26e20e42f34958a3b0b8833ff73a8d6720b7de38857ae22b0e81310cfe
MD5 hash:
6ab51209b5a292dc8256063fadfce6ff
SHA1 hash:
339cf631cbafb7e0395cb5a1dc0f14c3e405895a
Link:
https://www.unpac.me/results/3e07b8fd-9200-4854-bf0d-0cf84753014e/
SH256 hash:
b0bbd1bf8657c5c7f69e100d7d7127ebe73528730e8e74f277b21c43ce7a4aa5
MD5 hash:
7b2433d2ca33c95587e325245402ffc2
SHA1 hash:
c38c029fff9e59dc9972bcbc2880a0d32e4ea00f
Link:
https://www.unpac.me/results/3e07b8fd-9200-4854-bf0d-0cf84753014e/
Malware family:
AgentTesla
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/b0bbd1bf8657/report/overview.html
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/b0bbd1bf8657c5c7f69e100d7d7127ebe73528730e8e74f277b21c43ce7a4aa5

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

rar dfec57dd6d062eca98ceef918b683107293b334b2ebf03b90679d39fb6d35fd5

AgentTesla

Executable exe b0bbd1bf8657c5c7f69e100d7d7127ebe73528730e8e74f277b21c43ce7a4aa5

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 dfec57dd6d062eca98ceef918b683107293b334b2ebf03b90679d39fb6d35fd5
Cape
Cape
https://www.capesandbox.com/analysis/271946/
  
Dropped by
MD5 5c87cba4d351f3e848f384faddd5a0e6

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