MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ffbd9f2074b2eaa45f8562aa8cef8e7e71e8302789e4c6e199b2e15b67adc3c4. 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: 13


Intelligence 13 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ffbd9f2074b2eaa45f8562aa8cef8e7e71e8302789e4c6e199b2e15b67adc3c4
SHA3-384 hash: 0be780fb58496d9da75cbf4172d45dcf1ac4b0344335852ab201c23dc6ed1b768f638edcba7f2f272489eaa42d1c5b97
SHA1 hash: 770d50b0063e5bf318857de414474de0f44d5030
MD5 hash: 2e50e9df7bbf8d24198eb8dff860cc45
humanhash: lake-maine-shade-helium
File name:Foreign_Bank Account Details.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:860'672 bytes
First seen:2021-10-15 12:28:56 UTC
Last seen:2021-10-16 08:23:33 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 12288:Evf3JDIL6tSpW0jtsHEN2LqDE0Pmoxj9svVXkZFFbl:CIIkW0xrN2YhmgUVXkZ
Threatray 11'889 similar samples on MalwareBazaar
TLSH T13105834AE3529D41D59A867350E450E3F70C1C96E4889779AFB3BBE3089E3850B4CBDE
File icon (PE):PE icon
dhash icon c4c2ccdcccaad4c4 (2 x AgentTesla)
Reporter GovCERT_CH
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
6
# of downloads :
321
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Foreign_Bank Account Details.exe
Verdict:
Malicious activity
Analysis date:
2021-10-15 12:50:52 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/bd5e61a9-2c1e-4ca9-8a6d-2182f34bbd4d

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/197759/
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 system process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed
Link:
https://www.filescan.io/uploads/616974119fb4d8593d65ff89/reports/e4de33ca-1f0f-4d10-b006-598e92bf2cf3/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.
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/935a8e2e-01f4-42c3-97d1-c988c2d2f5a8
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.adwa.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/871145
Signature
.NET source code contains very large array initializations
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Modifies the hosts file
Multi AV Scanner detection for dropped file
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)
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Uses schtasks.exe or at.exe to add and modify task schedules
Writes to foreign memory regions
Yara detected AgentTesla
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 503573 Sample: Foreign_Bank Account Details.exe Startdate: 15/10/2021 Architecture: WINDOWS Score: 100 38 webmail.mdist.us 2->38 48 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->48 50 Found malware configuration 2->50 52 Multi AV Scanner detection for dropped file 2->52 54 6 other signatures 2->54 8 Foreign_Bank Account Details.exe 6 2->8         started        12 HjYArO.exe 2 2->12         started        14 HjYArO.exe 1 2->14         started        signatures3 process4 file5 32 C:\Users\user\AppData\...behaviorgraphVKfwsKVHDCC.exe, PE32 8->32 dropped 34 C:\Users\user\AppData\Local\...\tmp210E.tmp, XML 8->34 dropped 36 C:\...\Foreign_Bank Account Details.exe.log, ASCII 8->36 dropped 56 Writes to foreign memory regions 8->56 58 Injects a PE file into a foreign processes 8->58 16 RegSvcs.exe 2 4 8->16         started        20 schtasks.exe 1 8->20         started        22 conhost.exe 12->22         started        24 conhost.exe 14->24         started        signatures6 process7 file8 28 C:\Users\user\AppData\Roaming\...\HjYArO.exe, PE32 16->28 dropped 30 C:\Windows\System32\drivers\etc\hosts, ASCII 16->30 dropped 40 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 16->40 42 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 16->42 44 Modifies the hosts file 16->44 46 Hides that the sample has been downloaded from the Internet (zone.identifier) 16->46 26 conhost.exe 20->26         started        signatures9 process10
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/ffbd9f2074b2eaa45f8562aa8cef8e7e71e8302789e4c6e199b2e15b67adc3c4/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-10-15 12:29:10 UTC
AV detection:
16 of 27 (59.26%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=766z6iduwlvkix4fmkviz34opzy6qmbhrhsmnymzwlqvwz5nypca._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
116d3acdcd11c7f527ba7f78f00eecdc470ccde2f0e2dfac43494ba3f04e6dc5
AgentTesla
5726f65c0441a3c7576266fb788303a28282dea65462343fdf48b6fc31c7657e
AgentTesla
97e72fa55e850976b11fd89b2df89a0987c2b45d2da4b3f8295028b42f24540c
AgentTesla
f1e7971b530395c849ca55d1e02e24b43da73ea9ec3d1f20c2afd9f06f5fe1a9
AgentTesla
+ 11'879 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/211015-pnxeasbfck/
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
Drops file in Drivers directory
AgentTesla Payload
AgentTesla
Unpacked files
SH256 hash:
d8c6736e1c70dc9ff56e40bcf5352b5d915004bb17dd770ed65dabdfc71f4d64
MD5 hash:
69f8349525db2557249c28e4f4c00f97
SHA1 hash:
fb3fee71e922aa659fd1294ba4776ba53e61c5c3
Detections:
win_cannon_auto
Create hunting rule
Link:
https://www.unpac.me/results/5cb03765-0213-4f94-bea8-47a144f7e3ae/
Parent samples :
f1e7971b530395c849ca55d1e02e24b43da73ea9ec3d1f20c2afd9f06f5fe1a9
116d3acdcd11c7f527ba7f78f00eecdc470ccde2f0e2dfac43494ba3f04e6dc5
5726f65c0441a3c7576266fb788303a28282dea65462343fdf48b6fc31c7657e
97e72fa55e850976b11fd89b2df89a0987c2b45d2da4b3f8295028b42f24540c
ffbd9f2074b2eaa45f8562aa8cef8e7e71e8302789e4c6e199b2e15b67adc3c4
f8b6cef0c8661670c5fbc1cb78c9004f51c60b10354d02e24d1e9b8ff4154bb4
SH256 hash:
43e38f251dbca9aa20f3470167e5427a7e7a7cdcd25f0b6b045ae8577cd3e345
MD5 hash:
f62ab5d3528d5a3b9e270ea1f9347868
SHA1 hash:
6a74e87711c615adbd9145f829a33f55b7e42dd6
Link:
https://www.unpac.me/results/5cb03765-0213-4f94-bea8-47a144f7e3ae/
SH256 hash:
8df272c28f19db7964ae92e1c4575054e248b7e84cf9082d152b89c3eaf7ebb0
MD5 hash:
c28bc60078374d00bf878ab9d082700c
SHA1 hash:
5ea53a980da407c204e6ada679e68ed63c683dbf
Link:
https://www.unpac.me/results/5cb03765-0213-4f94-bea8-47a144f7e3ae/
SH256 hash:
ffbd9f2074b2eaa45f8562aa8cef8e7e71e8302789e4c6e199b2e15b67adc3c4
MD5 hash:
2e50e9df7bbf8d24198eb8dff860cc45
SHA1 hash:
770d50b0063e5bf318857de414474de0f44d5030
Link:
https://www.unpac.me/results/5cb03765-0213-4f94-bea8-47a144f7e3ae/
Malware family:
Agent Tesla v3
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/ffbd9f2074b2/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/ffbd9f2074b2eaa45f8562aa8cef8e7e71e8302789e4c6e199b2e15b67adc3c4

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: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 ffbd9f2074b2eaa45f8562aa8cef8e7e71e8302789e4c6e199b2e15b67adc3c4

(this sample)

  
Dropped by
AgentTesla
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/197759/

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