MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 649c53c98fe14bf0f88d62d2968bcc7674962ab0b44884614f707941284ee7ef. 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: 11


Intelligence 11 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 649c53c98fe14bf0f88d62d2968bcc7674962ab0b44884614f707941284ee7ef
SHA3-384 hash: e51a61465b7ed9964d653c68d69ea98a84622b0669be690d6620599852afaca7e0d002b22d2d2fa54d8e35022cacffc5
SHA1 hash: fbc03712bb9f35a5e9f1bb554153a3d726322fed
MD5 hash: a689582715f96390ec1410050be0278b
humanhash: quiet-illinois-idaho-jersey
File name:yQHq6EYTv1691f2.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:643'072 bytes
First seen:2022-04-07 05:59:41 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'750 x AgentTesla, 19'656 x Formbook, 12'248 x SnakeKeylogger)
ssdeep 6144:QR/cbDUT/I90Y0DDmX72KOmOXHtGcboIVnwQDfH6aPDZzLNLMys9T9X4AWELlS7A:MwcoKKascboIB9fH6eLOIBUyLf
Threatray 15'720 similar samples on MalwareBazaar
TLSH T16FD4BF03DB515308E5A62E781E618B64075AAD0AFCACF16FCE99FC463B7BDDB100C589
Reporter GovCERT_CH
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
291
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
yQHq6EYTv1691f2.exe
Verdict:
Malicious activity
Analysis date:
2022-04-07 06:18:46 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/c7164021-38b6-4009-bea9-a02435d8df91

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/261578/
Detection(s):
SecuriteInfo.com.Malware.AI.67252665.31455.9124.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a custom TCP request
Сreating synchronization primitives
Creating a file in the %AppData% directory
Creating a file in the %temp% directory
Launching a process
Creating a process with a hidden window
Unauthorized injection to a recently created process
Enabling autorun by creating a file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
control.exe evasive fareit obfuscated packed replace.exe
Link:
https://www.filescan.io/uploads/624e7de3cccdcb9947221c95/reports/21453e94-3502-43f8-8d36-21c2869c3634/overview
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:
Formbook
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/957897b0-2f39-40ec-bff9-863c63b13dae
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/972101
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Found malware configuration
Injects a PE file into a foreign processes
Installs a global keyboard hook
Machine Learning detection for dropped file
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)
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 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 AntiVM3
Yara detected Telegram RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 604588 Sample: yQHq6EYTv1691f2.exe Startdate: 07/04/2022 Architecture: WINDOWS Score: 100 27 Found malware configuration 2->27 29 Malicious sample detected (through community Yara rule) 2->29 31 Multi AV Scanner detection for submitted file 2->31 33 10 other signatures 2->33 7 yQHq6EYTv1691f2.exe 6 2->7         started        process3 file4 19 C:\Users\user\AppData\...\mCRHCmBwkrj.exe, PE32 7->19 dropped 21 C:\Users\user\AppData\Local\...\tmp1DC8.tmp, XML 7->21 dropped 23 C:\Users\user\...\yQHq6EYTv1691f2.exe.log, ASCII 7->23 dropped 35 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->35 37 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 7->37 39 Uses schtasks.exe or at.exe to add and modify task schedules 7->39 41 Injects a PE file into a foreign processes 7->41 11 yQHq6EYTv1691f2.exe 15 6 7->11         started        15 schtasks.exe 1 7->15         started        signatures5 process6 dnsIp7 25 api.telegram.org 149.154.167.220, 443, 49760, 49765 TELEGRAMRU United Kingdom 11->25 43 Tries to steal Mail credentials (via file / registry access) 11->43 45 Tries to harvest and steal browser information (history, passwords, etc) 11->45 47 Installs a global keyboard hook 11->47 17 conhost.exe 15->17         started        signatures8 process9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/649c53c98fe14bf0f88d62d2968bcc7674962ab0b44884614f707941284ee7ef/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-04-07 05:44:40 UTC
File Type:
PE (.Net Exe)
Extracted files:
15
AV detection:
20 of 26 (76.92%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=msofhsmp4ff7b6enmljjnc6moz2jmkvqwreiiykpob4uckco47xq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
36d41fa222ccc75d632601168bd851e74eb3713eb221ea6a1ef5db2b3f586081
AgentTesla
49a9d39a546af011f10b52efa9f9fa003524a7585fb08f3101da8d090e6b93e6
AgentTesla
9d9a936978b19fc81f38e6ff2105b88e5d3a0e76efe63737a053a3d7fa5b946c
AgentTesla
ad42e638f96ae99772ba92d8cd8a8f2ba158e23c57e446049f5a784d60469306
AgentTesla
c39e8fffd5f5efd185d1ae14eb36a546474f111cac02ecd46758ddcf586b8f63
AgentTesla
c4892c08f2dc00c82b9699c2ba77083926672eee12ed1d4dc22de4512407f8fa
AgentTesla
efb54efbfd3094bad75126848e7a49ed65461631b83e096e06f0b0c162f6c336
AgentTesla
fdbfd86d881dfeec672cebd092177e80ca35d99a08f834dfecdffadbd4444104
AgentTesla
+ 15'710 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/220407-gqaz3scdb2/
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
Checks computer location settings
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla
Malware Config
C2 Extraction:
https://api.telegram.org/bot1840149904:AAF9D1mm8ZITxzSWfLFbRBfwFML1TyPoOMk/sendDocument
Unpacked files
SH256 hash:
7c99a038460dfc45fec5027cdc1f2a208a9d5214db0e385f0de606d2cd5dc7a3
MD5 hash:
7b526cc86a62d1501e36bdf5056ee640
SHA1 hash:
f199612df22cf232b6438a80496846f685426029
Link:
https://www.unpac.me/results/3270a98b-e2cc-4a8c-ac70-c7ea57ca4fde/
SH256 hash:
79823e47436e129def4fba8ee225347a05b7bb27477fb1cc8be6dc9e9ce75696
MD5 hash:
39f524c1ab0eb76dfd79b2852e5e8c39
SHA1 hash:
428018e1701006744e34480b0029982a76d8a57d
Link:
https://www.unpac.me/results/3270a98b-e2cc-4a8c-ac70-c7ea57ca4fde/
SH256 hash:
106df95cbda6ef53ee5750637737dcc649042c00d4b711fd4b5720a1f81bc0e2
MD5 hash:
4828bf41d55705e978d13e89da7d5959
SHA1 hash:
32a22cb023d1bcc415c1cc29a6d75b6bed06953d
Link:
https://www.unpac.me/results/3270a98b-e2cc-4a8c-ac70-c7ea57ca4fde/
SH256 hash:
649c53c98fe14bf0f88d62d2968bcc7674962ab0b44884614f707941284ee7ef
MD5 hash:
a689582715f96390ec1410050be0278b
SHA1 hash:
fbc03712bb9f35a5e9f1bb554153a3d726322fed
Link:
https://www.unpac.me/results/3270a98b-e2cc-4a8c-ac70-c7ea57ca4fde/
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/649c53c98fe14bf0f88d62d2968bcc7674962ab0b44884614f707941284ee7ef

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 649c53c98fe14bf0f88d62d2968bcc7674962ab0b44884614f707941284ee7ef

(this sample)

  
Dropped by
agenttesla
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/261578/

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