MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c8b1422e0faff76b67b7cdfe2e9be0ba799522e729aba5cd191b1809740a7fd1. 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: c8b1422e0faff76b67b7cdfe2e9be0ba799522e729aba5cd191b1809740a7fd1
SHA3-384 hash: cac912f1a5c92410625f4e813a8b44bca2a56ed2f79087e37c7db7e3048036cc308124d45190fa4b6d09bc4c1879e087
SHA1 hash: 3162e57805604645d104267c36c285d466572f37
MD5 hash: ea9484d8058e07b6e2fc474f34021806
humanhash: cold-aspen-seventeen-seventeen
File name:SecuriteInfo.com.Trojan.Siggen12.31106.9884.27483
Download: download sample
Signature AgentTesla
Create hunting rule
File size:1'244'672 bytes
First seen:2021-03-09 14:59:27 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 12288:7ubDFeAKR1uIsaEbv2+r1t0WimfmQ2bGYclvrs5aCbf6ymE3/2ZxtOaoyQ16z58g:6hv0ueQ2CDlDCbftmy1yPfutmDj
Threatray 3'122 similar samples on MalwareBazaar
TLSH E1454A0223A82F96F07C973995A10444D7F3AD46D370EA5DBDAD65CF4BA3F508B92B02
Reporter SecuriteInfoCom
Tags:AgentTesla

Intelligence

File Origin
# of uploads :
1
# of downloads :
105
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SecuriteInfo.com.Trojan.Siggen12.31106.9884.27483
Verdict:
Suspicious activity
Analysis date:
2021-03-09 15:00:46 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/1ced630b-09da-4fbb-bc25-e3fd418d81a3

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/123263/
Detection(s):
SecuriteInfo.com.Trojan.Siggen12.31106.9884.27483.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
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/633000
Signature
Contains functionality to register a low level keyboard hook
Found malware configuration
Installs a global keyboard hook
Machine Learning detection for dropped file
Machine Learning detection for sample
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)
Sigma detected: Scheduled temp file as task from temp location
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 steal Mail credentials (via file access)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AgentTesla
Yara detected AntiVM_3
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 365467 Sample: SecuriteInfo.com.Trojan.Sig... Startdate: 09/03/2021 Architecture: WINDOWS Score: 100 33 Found malware configuration 2->33 35 Multi AV Scanner detection for dropped file 2->35 37 Sigma detected: Scheduled temp file as task from temp location 2->37 39 7 other signatures 2->39 7 SecuriteInfo.com.Trojan.Siggen12.31106.9884.exe 7 2->7         started        process3 file4 21 C:\Users\user\AppData\...\dDvruZGGscb.exe, PE32 7->21 dropped 23 C:\Users\...\dDvruZGGscb.exe:Zone.Identifier, ASCII 7->23 dropped 25 C:\Users\user\AppData\Local\...\tmpAB5A.tmp, XML 7->25 dropped 27 SecuriteInfo.com.T....31106.9884.exe.log, ASCII 7->27 dropped 41 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->41 43 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 7->43 45 Contains functionality to register a low level keyboard hook 7->45 11 SecuriteInfo.com.Trojan.Siggen12.31106.9884.exe 2 7->11         started        15 schtasks.exe 1 7->15         started        17 SecuriteInfo.com.Trojan.Siggen12.31106.9884.exe 7->17         started        signatures5 process6 dnsIp7 29 mail.privateemail.com 198.54.122.60, 49736, 587 NAMECHEAP-NETUS United States 11->29 31 192.168.2.1 unknown unknown 11->31 47 Tries to steal Mail credentials (via file access) 11->47 49 Tries to harvest and steal ftp login credentials 11->49 51 Tries to harvest and steal browser information (history, passwords, etc) 11->51 53 Installs a global keyboard hook 11->53 19 conhost.exe 15->19         started        signatures8 process9
Gathering data
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-03-09 11:52:56 UTC
File Type:
PE (.Net Exe)
Extracted files:
91
AV detection:
19 of 28 (67.86%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=zcyuelqpv73wwz5xzx7c5g7axj4zkixhfgv2ltizdmmas5akp7iq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
181929c58e5ce4833a2847c9ff077dd87e8c0128793217d7e690311087ecc80a
AgentTesla
3fe64ef36bf563c4b88c055af8b943a326084b40388143459c71ab199242f7ec
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459a96d9c261c779036f999c0bb2bc01a2e9126a48cdffb01748a639e63da1a5
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747ee0971e16540fa80072cdcc9e28a2f3fca2303303920c802219ea64c5bef2
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98245891a284abcccb56bb8ccd774fbcde277259432b07294d7e3e7b864c30c1
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a09cc41fc5c688ee8d659a26c7a50d422513b8fc6a1636ae091a1572855a5041
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b2b6eff8a6c60704b212b98e6eb03be8bd26e1dc3bd8b6f28774bd6a52badb6d
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d2d50893bb4f2c943c32f834cf6c095e5e4f2e7997b543c1012cf0e74ca8adff
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d830adad4946e743cdc39b91ce67e2c3c0ff9aedda4cf205d1756ac45bb7b2e8
AgentTesla
f892fa6757d9aab17b11c24debe91cc7ecd4591bc656f9e653dacf883a1b764f
AgentTesla
+ 3'112 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Link:
https://tria.ge/reports/210309-6exvarkbra/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
AgentTesla Payload
AgentTesla
Unpacked files
SH256 hash:
f9d949d2f56c449c5d346bb93ed04d38426f563b022dd179ae330dab46682c3b
MD5 hash:
871e23d748ba756eaab5777708f250f8
SHA1 hash:
c9816d4ab38541aaab9aa3eab7cb4898d0b72e4a
Link:
https://www.unpac.me/results/d19ed11d-b2ab-40fe-b444-907b34f512b9/
SH256 hash:
c8b1422e0faff76b67b7cdfe2e9be0ba799522e729aba5cd191b1809740a7fd1
MD5 hash:
ea9484d8058e07b6e2fc474f34021806
SHA1 hash:
3162e57805604645d104267c36c285d466572f37
Link:
https://www.unpac.me/results/d19ed11d-b2ab-40fe-b444-907b34f512b9/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.80
Link:
https://yomi.yoroi.company/submissions/c8b1422e0faff76b67b7cdfe2e9be0ba799522e729aba5cd191b1809740a7fd1

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 c8b1422e0faff76b67b7cdfe2e9be0ba799522e729aba5cd191b1809740a7fd1

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/123263/
  
URLhaus
https://urlhaus.abuse.ch/url/1056608/
  
Delivery method
Distributed via web download

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