MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6a0cdf63baad32236d845d0027822d4e9c67ac4f9bddd9933ada09f9811dbca5. 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: 14


Intelligence 14 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 6a0cdf63baad32236d845d0027822d4e9c67ac4f9bddd9933ada09f9811dbca5
SHA3-384 hash: 567c7d8c759baeaf56a27897363eec1f77c48545cb2f47f085e2f773e42246e5f22c3dd04fea10b30d2c08b38d971436
SHA1 hash: b1dbeb640fd5853906014f923bd10ab82832c717
MD5 hash: 425d7d79e7b8a6b79890453f242f830b
humanhash: tennis-king-berlin-muppet
File name:documents.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:809'984 bytes
First seen:2022-05-20 21:54:54 UTC
Last seen:2022-05-21 10:27:20 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'661 x AgentTesla, 19'474 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:toWp0PpqFTwOqS/FhdEUtNRiYF6WkAzIL7Y/7uj5BQxduFGp2QhMMcZQVdNqgM:3pGUTN1t8mRiYwMzK8G54
Threatray 17'403 similar samples on MalwareBazaar
TLSH T11C05CF9C3654B6EFC45BC977DA981D20EA60B4BB530BD303A05716AC9E0E69BCF111F2
TrID 72.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.4% (.EXE) Win64 Executable (generic) (10523/12/4)
6.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.4% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.EXE) OS/2 Executable (generic) (2029/13)
File icon (PE):PE icon
dhash icon 0000000000000000 (872 x AgentTesla, 496 x Formbook, 296 x RedLineStealer)
Reporter GovCERT_CH
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
4
# of downloads :
292
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
documents.exe
Verdict:
Malicious activity
Analysis date:
2022-05-20 21:59:01 UTC
Tags:
agenttesla
Link:
https://app.any.run/tasks/1cb26ab9-ea36-48cf-ba54-27e6713ac036

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/273165/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Сreating synchronization primitives
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Creating a process from a recently created file
Creating a process with a hidden window
Creating a file in the %temp% directory
Launching a process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed
Link:
https://www.filescan.io/uploads/62880e39945ebb7eb1720dfc/reports/096ced74-d7a3-4db9-a189-3a55e3af00ee/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:
Agent Tesla
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/e3911bae-7ea0-4183-95ee-be7c883dff36
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.adwa.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/998882
Signature
.NET source code contains very large array initializations
Adds a directory exclusion to Windows Defender
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
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
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
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 631374 Sample: documents.exe Startdate: 20/05/2022 Architecture: WINDOWS Score: 100 56 Snort IDS alert for network traffic 2->56 58 Found malware configuration 2->58 60 Malicious sample detected (through community Yara rule) 2->60 62 9 other signatures 2->62 7 documents.exe 7 2->7         started        11 Tnpak.exe 2 2->11         started        13 Tnpak.exe 1 2->13         started        process3 file4 36 C:\Users\user\AppData\Roaming\PnxlrYrQ.exe, PE32 7->36 dropped 38 C:\Users\...\PnxlrYrQ.exe:Zone.Identifier, ASCII 7->38 dropped 40 C:\Users\user\AppData\Local\...\tmpA5F6.tmp, XML 7->40 dropped 42 C:\Users\user\AppData\...\documents.exe.log, ASCII 7->42 dropped 64 Uses schtasks.exe or at.exe to add and modify task schedules 7->64 66 Writes to foreign memory regions 7->66 68 Adds a directory exclusion to Windows Defender 7->68 70 Injects a PE file into a foreign processes 7->70 15 RegSvcs.exe 2 4 7->15         started        20 powershell.exe 25 7->20         started        22 schtasks.exe 1 7->22         started        24 conhost.exe 11->24         started        26 conhost.exe 13->26         started        signatures5 process6 dnsIp7 44 subnet-group.com 206.189.39.129, 49745, 587 DIGITALOCEAN-ASNUS United States 15->44 46 mail.subnet-group.com 15->46 32 C:\Users\user\AppData\Roaming\...\Tnpak.exe, PE32 15->32 dropped 34 C:\Windows\System32\drivers\etc\hosts, ASCII 15->34 dropped 48 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 15->48 50 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 15->50 52 Tries to steal Mail credentials (via file / registry access) 15->52 54 5 other signatures 15->54 28 conhost.exe 20->28         started        30 conhost.exe 22->30         started        file8 signatures9 process10
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/6a0cdf63baad32236d845d0027822d4e9c67ac4f9bddd9933ada09f9811dbca5/
Threat name:
Win32.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-05-20 19:13:30 UTC
File Type:
PE (.Net Exe)
Extracted files:
9
AV detection:
20 of 39 (51.28%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=nign6y52vuzcg3meluacparnj2ogplcptpo5tez23ie7tai5xssq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
00d40ad340056de6222f69e298f21851bc0f6c1bc119848231a018ae1ada2302
AgentTesla
2b001efb73728bc1e2eb6673245d9ce216a70b7b67c779824905ed29eda85038
AgentTesla
8bccb89df06e2d0210fdff84434109b1ece7e940c91d9fcb9bf8bf840bf43c1c
AgentTesla
a9a3cf652bccfa1482aa9856a8c3ffe6ecd932d877f807cbe657130bd93f4de9
AgentTesla
aba69f59df6e5913552e1dfd26ab7dc50225d62231958c85d7e2fb349544db2f
AgentTesla
+ 17'393 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger persistence spyware stealer suricata trojan
Link:
https://tria.ge/reports/220520-1srkdshdfp/
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
Drops file in Drivers directory
AgentTesla
suricata: ET MALWARE AgentTesla Exfil Via SMTP
Unpacked files
SH256 hash:
187700e1704dbfc438d8e0e47ed6d15b4d4e0bffa638216eddfcc51ec0a2d617
MD5 hash:
3a0fe46229da323fff01b7e23b6c484b
SHA1 hash:
f795f8ad1a08e3ab98bc3db2b51683fdfba99f66
Link:
https://www.unpac.me/results/819f89bb-1578-4f2d-a9cc-6b26e7646273/
SH256 hash:
7962e03c27a867bc08d10c793514aeb9d0638dc93c5cc994f5705c19d8983e70
MD5 hash:
9bfbc1764f5b245cc5bd0dc151a8165f
SHA1 hash:
96ce8ac8408cdee850126cb0af06bd121582b258
Link:
https://www.unpac.me/results/819f89bb-1578-4f2d-a9cc-6b26e7646273/
SH256 hash:
8eea34761755bde6873f711d42e0cea8c3a08b702c192fb02749c0a6af01c7ec
MD5 hash:
41e199eb276a7ead0799dbf2948af888
SHA1 hash:
58e52db4474a979245a79d8f7686eff2f7be6f5f
Link:
https://www.unpac.me/results/819f89bb-1578-4f2d-a9cc-6b26e7646273/
SH256 hash:
56d2bcdf4920d45ddaf9c673a7e1997058eaa190c88eca61865afbc28a825dc3
MD5 hash:
5ca36992c710721fc52f2fd4870e8f44
SHA1 hash:
3f8f58859838ad3e2419ed7f1f397b23f5c9ac56
Link:
https://www.unpac.me/results/819f89bb-1578-4f2d-a9cc-6b26e7646273/
SH256 hash:
6a0cdf63baad32236d845d0027822d4e9c67ac4f9bddd9933ada09f9811dbca5
MD5 hash:
425d7d79e7b8a6b79890453f242f830b
SHA1 hash:
b1dbeb640fd5853906014f923bd10ab82832c717
Link:
https://www.unpac.me/results/819f89bb-1578-4f2d-a9cc-6b26e7646273/
Malware family:
AgentTesla.v3
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/6a0cdf63baad/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/6a0cdf63baad32236d845d0027822d4e9c67ac4f9bddd9933ada09f9811dbca5

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

zip 7c06c65757abcfbd111c3abcc82c01604a84546f30d2ce79ba7344a4490f722b

AgentTesla

Executable exe 6a0cdf63baad32236d845d0027822d4e9c67ac4f9bddd9933ada09f9811dbca5

(this sample)

  
Dropped by
agenttesla
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/273165/
  
Dropped by
SHA256 7c06c65757abcfbd111c3abcc82c01604a84546f30d2ce79ba7344a4490f722b
  
Dropped by
MD5 c7e632371e60341b5427d07f855f0c39

Comments