MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6cc5587ed0f3092e277208f5766a290e9b6eec39a31c3f0cb1892dd046fecdf3. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 6cc5587ed0f3092e277208f5766a290e9b6eec39a31c3f0cb1892dd046fecdf3
SHA3-384 hash: 41792056b7234049fd16e86d505b5f8a4fbb10cb7e66f788e02bbb7f0ac497189976f0d828e9e3f629eed571847d901c
SHA1 hash: be1270ad15f036e7461f6c15f975a945c387d3f5
MD5 hash: c450b6bba8ebd30823858735dcfa08d4
humanhash: minnesota-moon-paris-fifteen
File name:c450b6bba8ebd30823858735dcfa08d4.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:933'888 bytes
First seen:2021-01-18 18:46:33 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:MVnwNZ2PqEPtNZpWs6mCbv1zdU9B/9nYkPKC1DehrsfvUbxi/cTMM:IpPtNZd6mIv7U9B/9nTPKGe+6sM
Threatray 2'201 similar samples on MalwareBazaar
TLSH B8154A3D71B44B16E4386FF45A6883CC8BBDEE1A1626DE4AFCC136F6D571B018606623
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
AgentTesla SMTP exfil server:
mail.bamconsult.biz:587

Intelligence

File Origin
# of uploads :
1
# of downloads :
189
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
JUSTIFICANTE TRANSFERENCIA.xlsx
Verdict:
Malicious activity
Analysis date:
2021-01-18 16:14:20 UTC
Tags:
encrypted exploit CVE-2017-11882
Link:
https://app.any.run/tasks/3d75aaa6-cd0e-4835-8690-8c2ae064e940

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
AgentTeslaV3
Create hunting rule
Link:
https://www.capesandbox.com/analysis/112684/
Detection(s):
SecuriteInfo.com.Trojan.Siggen11.57608.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Unauthorized injection to a recently created process
Creating a file
Using the Windows Management Instrumentation requests
Creating a file in the %AppData% subdirectories
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/584179
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Binary contains a suspicious time stamp
C2 URLs / IPs found in malware configuration
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
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 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 access)
Yara detected AgentTesla
Yara detected AntiVM_3
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 341131 Sample: bkCtR51L3O.exe Startdate: 18/01/2021 Architecture: WINDOWS Score: 100 49 Found malware configuration 2->49 51 Multi AV Scanner detection for submitted file 2->51 53 Yara detected AgentTesla 2->53 55 6 other signatures 2->55 6 bkCtR51L3O.exe 3 2->6         started        10 DbKrOz.exe 3 2->10         started        12 DbKrOz.exe 2 2->12         started        process3 file4 23 C:\Users\user\AppData\...\bkCtR51L3O.exe.log, ASCII 6->23 dropped 57 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 6->57 59 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 6->59 14 bkCtR51L3O.exe 2 5 6->14         started        61 Multi AV Scanner detection for dropped file 10->61 19 DbKrOz.exe 2 10->19         started        21 DbKrOz.exe 2 12->21         started        signatures5 process6 dnsIp7 29 bamconsult.biz 79.142.73.155, 49740, 49749, 49752 ALTUSNL Netherlands 14->29 31 mail.bamconsult.biz 14->31 33 192.168.2.1 unknown unknown 14->33 25 C:\Users\user\AppData\Roaming\...\DbKrOz.exe, PE32 14->25 dropped 27 C:\Users\user\...\DbKrOz.exe:Zone.Identifier, ASCII 14->27 dropped 39 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 14->39 41 Tries to steal Mail credentials (via file access) 14->41 43 Hides that the sample has been downloaded from the Internet (zone.identifier) 14->43 35 mail.bamconsult.biz 19->35 37 mail.bamconsult.biz 21->37 45 Tries to harvest and steal ftp login credentials 21->45 47 Tries to harvest and steal browser information (history, passwords, etc) 21->47 file8 signatures9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/6cc5587ed0f3092e277208f5766a290e9b6eec39a31c3f0cb1892dd046fecdf3/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-01-18 14:06:00 UTC
AV detection:
17 of 28 (60.71%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=ntcvq7wq6mes4j3sbd2xm2rjb2nw53bzumod6dfrrew5arx6zxzq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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AgentTesla
20c26cf6f23d53a9e3f3eb1f9ebc3cc40c945b54803411d3c1a4d683282a7d37
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24098778dca36a5ff9aa4ce38ab0bd9cdecfd3a8dc3f563e694111003d6f7827
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2bf325abeef3e5dbce3c2041a7e1bde3ae717a58b2ce07a0286855c22cab4bb8
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5825a5314c16572842efbbd60be63080616693d2aee66a379f70c54c09e2ee94
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69802a718d5caaf3e8c9e319eb703dcfa34971d9f79f9b8135b722a0cf12c74b
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6c4052b1f7780789b45f09ae4cb1529b95ce3a537c1d3ca8f2421d5f4efc5b52
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bd8670ff54fdb88e307e5997213a32ee95f922566923e7a645cbf120094cbbdb
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c1df81fb527676386e4da96764d98715e9726891ee5097e765c1e6f467347ab2
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df107977e92465958c206bf42e33ce394e8573da3c4035b69bfa0d0eaf367914
AgentTesla
+ 2'191 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/210118-esee6pm7nj/
Behaviour
Suspicious behavior: EnumeratesProcesses
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
AgentTesla
Unpacked files
SH256 hash:
d93cf36c3e33af06bdaffae5422910dd27e2fdf32ea7c393524f8db77bedd5e4
MD5 hash:
053774658ed3da6f63743a18943a0e2b
SHA1 hash:
14dd92d52b97dd8e0f3f056e48e9990604d7b949
Link:
https://www.unpac.me/results/0d6c8d0c-9c93-48cc-ac46-35e9c5df3534/
SH256 hash:
fe13f25f0c030c4672222f13d6ce914b7fdd4061b260aecd70c38e73dee93a4e
MD5 hash:
5297ecec101d156aa42b8e2355ec549f
SHA1 hash:
913dede90b34ee63304fd359e3a29833baf17bbe
Link:
https://www.unpac.me/results/0d6c8d0c-9c93-48cc-ac46-35e9c5df3534/
SH256 hash:
5b8cc26aaf9500336ee2b259cc081823f375141ff403bf9708a98a10e83fc864
MD5 hash:
d0bb677562f9f8d0a87995263d0af041
SHA1 hash:
da7d1e8a47ffa3fc4d7cf080e017b613d8dd52d7
Link:
https://www.unpac.me/results/0d6c8d0c-9c93-48cc-ac46-35e9c5df3534/
SH256 hash:
6cc5587ed0f3092e277208f5766a290e9b6eec39a31c3f0cb1892dd046fecdf3
MD5 hash:
c450b6bba8ebd30823858735dcfa08d4
SHA1 hash:
be1270ad15f036e7461f6c15f975a945c387d3f5
Link:
https://www.unpac.me/results/0d6c8d0c-9c93-48cc-ac46-35e9c5df3534/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Kryptik
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/6cc5587ed0f3092e277208f5766a290e9b6eec39a31c3f0cb1892dd046fecdf3

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
Create hunting rule
Author:abuse.ch
Description:Detects AgentTesla PE
Rule name:MALWARE_Win_AgentTeslaV3
Create hunting rule
Author:ditekSHen
Description:AgentTeslaV3 infostealer payload
Rule name:win_agent_tesla_v1
Create hunting rule
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.

Web download

AgentTesla

Executable exe 6cc5587ed0f3092e277208f5766a290e9b6eec39a31c3f0cb1892dd046fecdf3

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/970641/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/112684/

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