MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 72454472b52280b83101e1e24e76149c6399df4778c92458899adb47bec15535. 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: 9


Intelligence 9 IOCs YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 72454472b52280b83101e1e24e76149c6399df4778c92458899adb47bec15535
SHA3-384 hash: cab6c46d0ec6c8f84bbe97ecf4b0606d61f44e9ae007716c7ed6fe3bc8d906fb27649ed87f8f7cd66f526140cfa823fc
SHA1 hash: 37952d14068526952cc69fa5ee2b896b2f428cbb
MD5 hash: 5fb2980b887e724bd3c6b3cdc2141c9b
humanhash: pennsylvania-march-pip-mockingbird
File name:SWIFT COPY.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:945'664 bytes
First seen:2020-10-15 11:39:57 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 3d7c6d85def513e87d69801e61d87677 (4 x Loki, 4 x NanoCore, 3 x AgentTesla)
ssdeep 12288:gywTFD6r91Yk/yHVMSVBltzbGmbaLd7OzlpUDxTru8vTzZ/2ilt4OtXnDMd:qgp1Yk2MEltHfGLdefUpru8vvM02
TLSH 7515AFF3B2A15837D1E31E38BC3B9B649D26BE102A35B9462BF51D4C5F3864139262D3
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: filasur.com
Sending IP: 45.11.19.46
From: Luz Garcia <lgarcia@filasur.com>
Subject: SUB: COPIA RÁPIDA
Attachment: SWIFT COPY.arj (contains "SWIFT COPY.exe")

AgentTesla SMTP exfil server:
mail.transagui.com:587

Intelligence

File Origin
# of uploads :
1
# of downloads :
83
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/71320/
Detection(s):
PUA.Win.Adware.Slugin-6803969-0
Create hunting rule

PUA.Win.Adware.Slugin-6840354-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Using the Windows Management Instrumentation requests
Creating a file in the %AppData% subdirectories
Reading critical registry keys
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Moving of the original file
Stealing user critical data
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/492240
Signature
Contains functionality to detect sleep reduction / modifications
Detected unpacking (changes PE section rights)
Detected unpacking (creates a PE file in dynamic memory)
Detected unpacking (overwrites its own PE header)
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Machine Learning detection for dropped file
Machine Learning detection for sample
Maps a DLL or memory area into another process
Moves itself to temp directory
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)
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 access)
Yara detected AgentTesla
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 298581 Sample: SWIFT COPY.exe Startdate: 15/10/2020 Architecture: WINDOWS Score: 100 34 Found malware configuration 2->34 36 Multi AV Scanner detection for submitted file 2->36 38 Detected unpacking (changes PE section rights) 2->38 40 6 other signatures 2->40 6 YYtJku.exe 2->6         started        9 SWIFT COPY.exe 2->9         started        11 YYtJku.exe 2->11         started        process3 signatures4 42 Multi AV Scanner detection for dropped file 6->42 44 Detected unpacking (changes PE section rights) 6->44 46 Detected unpacking (creates a PE file in dynamic memory) 6->46 50 5 other signatures 6->50 13 YYtJku.exe 2 6->13         started        48 Maps a DLL or memory area into another process 9->48 17 SWIFT COPY.exe 2 5 9->17         started        20 YYtJku.exe 2 11->20         started        process5 dnsIp6 26 mail.transagui.com 13->26 28 transagui.com 198.50.238.179, 49730, 49739, 49740 OVHFR Canada 17->28 30 mail.transagui.com 17->30 22 C:\Users\user\AppData\Roaming\...\YYtJku.exe, PE32 17->22 dropped 24 C:\Users\user\...\YYtJku.exe:Zone.Identifier, ASCII 17->24 dropped 52 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 17->52 54 Moves itself to temp directory 17->54 56 Tries to steal Mail credentials (via file access) 17->56 58 Hides that the sample has been downloaded from the Internet (zone.identifier) 17->58 32 mail.transagui.com 20->32 60 Tries to harvest and steal ftp login credentials 20->60 62 Tries to harvest and steal browser information (history, passwords, etc) 20->62 file7 signatures8
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/72454472b52280b83101e1e24e76149c6399df4778c92458899adb47bec15535/
Threat name:
Win32.Trojan.LokiBot
Create hunting rule
Status:
Malicious
First seen:
2020-10-14 21:29:03 UTC
AV detection:
28 of 48 (58.33%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=ojcui4vvekalqmib4hre45qutrrztx2hpdesiwejtlnuppwbku2q._file
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
upx keylogger stealer persistence spyware trojan family:agenttesla
Link:
https://tria.ge/reports/201015-wmznqq34l6/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious behavior: RenamesItself
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Adds Run key to start application
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
UPX packed file
AgentTesla Payload
AgentTesla
Unpacked files
SH256 hash:
72454472b52280b83101e1e24e76149c6399df4778c92458899adb47bec15535
MD5 hash:
5fb2980b887e724bd3c6b3cdc2141c9b
SHA1 hash:
37952d14068526952cc69fa5ee2b896b2f428cbb
Link:
https://www.unpac.me/results/7748a22f-9353-45a0-94ce-30ee629df03c/
SH256 hash:
dfb25b1532052f340aab8a3de5d2b2ed81e478f5a0f537bbaa46e008c2115966
MD5 hash:
7d0f44e0cc18b2f0dd78a84a7734d5c7
SHA1 hash:
4e52292013c74a90a8a5798a38d9475f0d20c6f4
Detections:
win_agent_tesla_w1
Create hunting rule
Link:
https://www.unpac.me/results/7748a22f-9353-45a0-94ce-30ee629df03c/
SH256 hash:
7a24b88104e9b518991bf1dea4a5c11e7c63d287e455a7475eaf7ab720019dfc
MD5 hash:
9e712a72a26a4ea09e4deb28bb519ddf
SHA1 hash:
a1bc487ae3136ebab59ddac6213858e6cd18313c
Detections:
win_agent_tesla_w1
Create hunting rule
Link:
https://www.unpac.me/results/7748a22f-9353-45a0-94ce-30ee629df03c/
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/72454472b52280b83101e1e24e76149c6399df4778c92458899adb47bec15535

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:AgentTesla_extracted_bin
Create hunting rule
Author:James_inthe_box
Description:AgentTesla extracted
Rule name:AgentTesla_mod_tough_bin
Create hunting rule
Author:James_inthe_box
Reference:https://app.any.run/tasks/3b5d409c-978b-4a95-a5f1-399f0216873d/
Rule name:Agenttesla_type2
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
Rule name:CAP_HookExKeylogger
Create hunting rule
Author:Brian C. Bell -- @biebsmalwareguy
Reference:https://github.com/DFIRnotes/rules/blob/master/CAP_HookExKeylogger.yar
Rule name:win_agent_tesla_v1
Create hunting rule
Author:Johannes Bader @viql
Description:detects Agent Tesla
Rule name:win_agent_tesla_w1
Create hunting rule
Author:govcert_ch
Description:Detect Agent Tesla based on common .NET code sequences

File information

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

Malspam

AgentTesla

arj 085d070ecc9e09ab5782200dfb0699b7f2f4a18b3c533edc404a6a7e2ad4c996

AgentTesla

Executable exe 72454472b52280b83101e1e24e76149c6399df4778c92458899adb47bec15535

(this sample)

  
Dropped by
MD5 702db9e902d412dd73c634a114feb75c
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 085d070ecc9e09ab5782200dfb0699b7f2f4a18b3c533edc404a6a7e2ad4c996
Cape
Cape
https://www.capesandbox.com/analysis/71320/

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