MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5ec21a05d1d8f035071fabb5942e97cdf5756506e7342f1fe4512144ca7e17f6. 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: 12


Intelligence 12 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 5ec21a05d1d8f035071fabb5942e97cdf5756506e7342f1fe4512144ca7e17f6
SHA3-384 hash: b08c69cdfb07b4dca93e399ae8349b1bbf4d4f915200ffba52d23fdfc0d8efb8c8077642af0021cbed1e2611ff47ca9f
SHA1 hash: 23eeec235266d803a1675a2e8f44eb7ed790e063
MD5 hash: 841ddab7965558738dcf16b170b09587
humanhash: freddie-undress-ack-maryland
File name:Request Quotation.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:918'016 bytes
First seen:2022-04-19 08:06:59 UTC
Last seen:2022-04-20 10:20:43 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:fPfA+jsomtfZUJXgqKRfakxK8l1lEP2XiYOQWjAQf9UT51HnLgjjiuEMNH8o74Bu:fPfHMfZVgjjiuEMNiHCS2VYJUEKlCW
Threatray 16'093 similar samples on MalwareBazaar
TLSH T1ED154AA8B21171DFC85BC4728FA85D64AA513E7A835F020B9027319E9A3D583DF19CF7
TrID 47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
15.9% (.EXE) Win64 Executable (generic) (10523/12/4)
9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
6.8% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 00fcf0b0d086e8c8 (40 x AgentTesla, 2 x SnakeKeylogger)
Reporter GovCERT_CH
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
10
# of downloads :
266
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/264540/
Detection(s):
SecuriteInfo.com.Trojan.Siggen17.43008.28249.27271.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %AppData% directory
Creating a file in the %temp% directory
Сreating synchronization primitives
Launching a process
Creating a process with a hidden window
Unauthorized injection to a recently created process
Creating a file
Enabling autorun by creating a file
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
control.exe obfuscated packed
Link:
https://www.filescan.io/uploads/625e6da7ffe27d5119094d85/reports/71a92c6c-651c-4796-87c3-969e8569143e/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:
Generic Malware
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/993b60d4-bd1b-4abc-84d4-0b0491266dac
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.adwa.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/978690
Signature
.NET source code contains very large array initializations
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
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
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Modifies the hosts file
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
PE file has nameless sections
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)
Sigma detected: Suspicious Add Scheduled Task From User AppData Temp
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 schtasks.exe or at.exe to add and modify task schedules
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 611177 Sample: Request Quotation.exe Startdate: 19/04/2022 Architecture: WINDOWS Score: 100 58 Found malware configuration 2->58 60 Malicious sample detected (through community Yara rule) 2->60 62 Antivirus detection for dropped file 2->62 64 16 other signatures 2->64 7 yqWDN.exe 5 2->7         started        10 Request Quotation.exe 6 2->10         started        13 yqWDN.exe 2 2->13         started        process3 file4 66 Antivirus detection for dropped file 7->66 68 Multi AV Scanner detection for dropped file 7->68 70 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->70 74 2 other signatures 7->74 15 yqWDN.exe 2 7->15         started        19 schtasks.exe 1 7->19         started        38 C:\Users\user\AppData\Roaming\itRnlAh.exe, PE32 10->38 dropped 40 C:\Users\user\AppData\Local\...\tmp9E34.tmp, XML 10->40 dropped 42 C:\Users\user\...\Request Quotation.exe.log, ASCII 10->42 dropped 72 Injects a PE file into a foreign processes 10->72 21 Request Quotation.exe 2 5 10->21         started        24 schtasks.exe 1 10->24         started        26 Request Quotation.exe 10->26         started        signatures5 process6 dnsIp7 46 Tries to harvest and steal ftp login credentials 15->46 48 Tries to harvest and steal browser information (history, passwords, etc) 15->48 28 conhost.exe 19->28         started        44 mail.flowersforever.ae 184.168.113.112, 49775, 49796, 587 AS-26496-GO-DADDY-COM-LLCUS United States 21->44 32 C:\Users\user\AppData\Roaming\...\yqWDN.exe, PE32 21->32 dropped 34 C:\Windows\System32\drivers\etc\hosts, ASCII 21->34 dropped 36 C:\Users\user\...\yqWDN.exe:Zone.Identifier, ASCII 21->36 dropped 50 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 21->50 52 Tries to steal Mail credentials (via file / registry access) 21->52 54 Modifies the hosts file 21->54 56 Hides that the sample has been downloaded from the Internet (zone.identifier) 21->56 30 conhost.exe 24->30         started        file8 signatures9 process10
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/5ec21a05d1d8f035071fabb5942e97cdf5756506e7342f1fe4512144ca7e17f6/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-04-18 03:09:50 UTC
File Type:
PE (.Net Exe)
Extracted files:
26
AV detection:
22 of 26 (84.62%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=l3bbubor3dydkby7vo2ziluxzx2xkzig442c6h7ekequjst6c73a._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
57c38984bd22e15b6b0ae6f05e03159e4f53b18692b2300c098c9094e631146f
AgentTesla
75d068be7f88f177a5b08d956442239e9aab86788dd48a7458bfdf9b86323dff
AgentTesla
8a8bfcc1479d1515623ce9217dcb0814ece18e75758102909eb2f67a29ddabfa
AgentTesla
973cdd2632a42ff8596a6c4f6c84e4fa5a8483cd7afbd55f36a529df419a3739
AgentTesla
9d24e8126703ce8965912d84f1551d49a66bb45bdb593c3a45185d67fa76d9cd
AgentTesla
defbeba113680db4e014a2b34be77a64529d1e0d5fb837e732eec92b842d364d
AgentTesla
+ 16'083 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/220419-jzze5sdhf6/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Enumerates physical storage devices
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Adds Run key to start application
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
Drops file in Drivers directory
AgentTesla
Unpacked files
SH256 hash:
a4fbf3bf5f4d458b03b3f07ceb041b1a01f6909ebc910b234d7b75fc2607ad7c
MD5 hash:
32e2a63a2b384eb5f78aa9875a74bc2f
SHA1 hash:
aa10ca5615938c6fa1e29fa493fb249a42809ecd
Link:
https://www.unpac.me/results/94c4d326-d88a-4478-b647-8fc8cd17be0a/
SH256 hash:
bb41ec6a3e90acd74400b7f058fc45ee888b6d09a036cd714d77a5f9c166751d
MD5 hash:
d2d53b4d022363d58850d60b98ed0c77
SHA1 hash:
54beec5eb80543b0d2897843216898850ddb7dc8
Link:
https://www.unpac.me/results/94c4d326-d88a-4478-b647-8fc8cd17be0a/
SH256 hash:
79823e47436e129def4fba8ee225347a05b7bb27477fb1cc8be6dc9e9ce75696
MD5 hash:
39f524c1ab0eb76dfd79b2852e5e8c39
SHA1 hash:
428018e1701006744e34480b0029982a76d8a57d
Link:
https://www.unpac.me/results/94c4d326-d88a-4478-b647-8fc8cd17be0a/
SH256 hash:
5ec21a05d1d8f035071fabb5942e97cdf5756506e7342f1fe4512144ca7e17f6
MD5 hash:
841ddab7965558738dcf16b170b09587
SHA1 hash:
23eeec235266d803a1675a2e8f44eb7ed790e063
Link:
https://www.unpac.me/results/94c4d326-d88a-4478-b647-8fc8cd17be0a/
Malware family:
AgentTesla.v3
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/5ec21a05d1d8/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.35
Link:
https://yomi.yoroi.company/submissions/5ec21a05d1d8f035071fabb5942e97cdf5756506e7342f1fe4512144ca7e17f6

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 34acc909890a57422248018d1e13bed392a9a2b3a57df19bee66a7dc2f9af646

AgentTesla

Executable exe 5ec21a05d1d8f035071fabb5942e97cdf5756506e7342f1fe4512144ca7e17f6

(this sample)

  
Dropped by
agenttesla
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/264540/
  
Dropped by
SHA256 34acc909890a57422248018d1e13bed392a9a2b3a57df19bee66a7dc2f9af646
  
Dropped by
MD5 ed75e35383307f560d134b2d17fe72bc

Comments