MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 fcf66536e1b19c32fbae8bd0014c7170ccabbfc1998750c86e9524b6bb507b00. 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 7 File information Comments

SHA256 hash: fcf66536e1b19c32fbae8bd0014c7170ccabbfc1998750c86e9524b6bb507b00
SHA3-384 hash: 5557ff3db2039f6aefd7ae2537c65719482d3225b14fee7db1a16b0117957ccdc318a58639c7c1d1aade31b52779ac47
SHA1 hash: b3e19585bf3d95052a70363640837e9c47ae9653
MD5 hash: 1b57fc804c3e47bad79cf70a7a7de8ec
humanhash: oregon-fanta-november-wolfram
File name:HSBC SWIFT MT 103.exe
Download: download sample
Signature AgentTesla
File size:896'512 bytes
First seen:2021-09-17 18:32:45 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 6144:33+d3h9jHftHutHx9ftKD8KoPeqkJCkaH80wZbR1IB97ZJbELYxQvgmxs/X5ZFpa:KbR12/DVPv5ZFpo0uKkbD3/NW7G
Threatray 9'971 similar samples on MalwareBazaar
TLSH T10A15A638ED0A21B7EBAAD374E4BA150AA5F418BB33348D5EC592774D090770374DA3AD
Reporter abuse_ch
Tags:AgentTesla exe HSBC


Avatar
abuse_ch
AgentTesla SMTP exfil server:
us2.smtp.mailhostbox.com:587

Intelligence


File Origin
# of uploads :
1
# of downloads :
285
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
HSBC SWIFT MT 103.exe
Verdict:
Malicious activity
Analysis date:
2021-09-17 18:38:18 UTC
Tags:
n/a

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %AppData% directory
Creating a file in the %temp% directory
Launching a process
Creating a process with a hidden window
Deleting a recently created file
Unauthorized injection to a recently created process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
troj.evad
Score:
96 / 100
Signature
.NET source code contains potential unpacker
.NET source code contains very large strings
Found malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
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)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AgentTesla
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 485359 Sample: HSBC SWIFT MT 103.exe Startdate: 17/09/2021 Architecture: WINDOWS Score: 96 23 Found malware configuration 2->23 25 Yara detected AgentTesla 2->25 27 .NET source code contains potential unpacker 2->27 29 6 other signatures 2->29 7 HSBC SWIFT MT 103.exe 6 2->7         started        process3 file4 17 C:\Users\user\AppData\Roaming\WzggBCuem.exe, PE32 7->17 dropped 19 C:\Users\user\AppData\Local\...\tmp96FA.tmp, XML 7->19 dropped 21 C:\Users\user\...\HSBC SWIFT MT 103.exe.log, ASCII 7->21 dropped 31 Injects a PE file into a foreign processes 7->31 11 schtasks.exe 1 7->11         started        13 HSBC SWIFT MT 103.exe 2 7->13         started        signatures5 process6 process7 15 conhost.exe 11->15         started       
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2021-09-17 18:33:07 UTC
AV detection:
18 of 45 (40.00%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla Payload
AgentTesla
Unpacked files
SH256 hash:
1a0d0928a3b83bb94a5aa8718b13678cf8ba16b0c64f18baf597cca497a080fc
MD5 hash:
270c090523dea2905c6409cd8ba4f0e5
SHA1 hash:
a1f605e06a659b4aaae8ba1c7cf982492f61b847
SH256 hash:
43e38f251dbca9aa20f3470167e5427a7e7a7cdcd25f0b6b045ae8577cd3e345
MD5 hash:
f62ab5d3528d5a3b9e270ea1f9347868
SHA1 hash:
6a74e87711c615adbd9145f829a33f55b7e42dd6
SH256 hash:
8472ccbacad78be11eb659d7226f198e461139cdf23294903513d30419ca3659
MD5 hash:
974075d38e71da7987346025e5b758a6
SHA1 hash:
5175bda0db63e4682505ae13dd752b774f589cf6
SH256 hash:
fcf66536e1b19c32fbae8bd0014c7170ccabbfc1998750c86e9524b6bb507b00
MD5 hash:
1b57fc804c3e47bad79cf70a7a7de8ec
SHA1 hash:
b3e19585bf3d95052a70363640837e9c47ae9653
Please note that we are no longer able to provide a coverage score for Virus Total.

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:ach_AgentTesla_20200929
Author:abuse.ch
Description:Detects AgentTesla PE
Rule name:AgentTeslaV3
Author:ditekshen
Description:AgentTeslaV3 infostealer payload
Rule name:MALWARE_Win_AgentTeslaV3
Author:ditekSHen
Description:AgentTeslaV3 infostealer payload
Rule name:pe_imphash
Rule name:pe_imphash
Rule name:Skystars_Malware_Imphash
Author:Skystars LightDefender
Description:imphash
Rule name:win_agent_tesla_v1
Author:Johannes Bader @viql
Description:detects Agent Tesla

File information


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

Malspam

AgentTesla

Executable exe fcf66536e1b19c32fbae8bd0014c7170ccabbfc1998750c86e9524b6bb507b00

(this sample)

  
Delivery method
Distributed via e-mail attachment

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