MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 daf4aafa2ea525f3def6fea445fec6952400ef9d5d5f8b9375606c9bbbee3ad9. 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: daf4aafa2ea525f3def6fea445fec6952400ef9d5d5f8b9375606c9bbbee3ad9
SHA3-384 hash: b6f91bf5238af68d223580e819ca450a24061a6a2a761fd908effa41877fcb197e3a050212022272846fe25815e851aa
SHA1 hash: dbb793857d6c3e62aea8ec364e378e098870a9b4
MD5 hash: 525bd43fc894917b14589dae941d9f00
humanhash: cat-nevada-four-glucose
File name:SecuriteInfo.com.Trojan.PackedNET.519.20020.23823
Download: download sample
Signature AgentTesla
Create hunting rule
File size:1'238'528 bytes
First seen:2021-01-26 11:05:51 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:GiAUDIAQuXhOH6dh/2frMP0uNYwoPIpSWTJLejmnjzdDrx:GrUkuXhS6dwxuSPWT5eC9
Threatray 2'288 similar samples on MalwareBazaar
TLSH 8F45B98C9CAEC0CB86350FA896CED9EA46DA5FF30F229879B5C54BCBC530346F506525
Reporter SecuriteInfoCom
Tags:AgentTesla

Intelligence

File Origin
# of uploads :
1
# of downloads :
141
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SSE_SOA2021.doc
Verdict:
Malicious activity
Analysis date:
2021-01-26 06:39:43 UTC
Tags:
trojan opendir exploit CVE-2017-11882 loader
Link:
https://app.any.run/tasks/c720c1a3-eaca-4cee-89f0-44ac8e6f88d3

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/113864/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.519.20020.23823.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/590511
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
C2 URLs / IPs found in malware configuration
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
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)
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 dnsIp2 2 Behavior Graph ID: 344307 Sample: SecuriteInfo.com.Trojan.Pac... Startdate: 26/01/2021 Architecture: WINDOWS Score: 100 28 smtp.kkwoodd.com 2->28 30 us2.smtp.mailhostbox.com 2->30 46 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->46 48 Found malware configuration 2->48 50 Multi AV Scanner detection for submitted file 2->50 52 5 other signatures 2->52 7 SecuriteInfo.com.Trojan.PackedNET.519.20020.exe 3 2->7         started        11 tasksys.exe 3 2->11         started        13 tasksys.exe 2 2->13         started        signatures3 process4 file5 26 SecuriteInfo.com.T...T.519.20020.exe.log, ASCII 7->26 dropped 54 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->54 56 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 7->56 58 Injects a PE file into a foreign processes 7->58 15 SecuriteInfo.com.Trojan.PackedNET.519.20020.exe 2 5 7->15         started        60 Multi AV Scanner detection for dropped file 11->60 62 Machine Learning detection for dropped file 11->62 20 tasksys.exe 2 11->20         started        signatures6 process7 dnsIp8 32 smtp.kkwoodd.com 15->32 34 us2.smtp.mailhostbox.com 208.91.199.225, 49755, 49756, 587 PUBLIC-DOMAIN-REGISTRYUS United States 15->34 36 192.168.2.1 unknown unknown 15->36 22 C:\Users\user\AppData\Roaming\...\tasksys.exe, PE32 15->22 dropped 24 C:\Users\user\...\tasksys.exe:Zone.Identifier, ASCII 15->24 dropped 38 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 15->38 40 Tries to steal Mail credentials (via file access) 15->40 42 Tries to harvest and steal ftp login credentials 15->42 44 2 other signatures 15->44 file9 signatures10
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/daf4aafa2ea525f3def6fea445fec6952400ef9d5d5f8b9375606c9bbbee3ad9/
Threat name:
ByteCode-MSIL.Trojan.Taskun
Create hunting rule
Status:
Malicious
First seen:
2021-01-25 10:29:00 UTC
File Type:
PE (.Net Exe)
Extracted files:
8
AV detection:
21 of 29 (72.41%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=3l2kv6rouus7hxxw72sel7wgsusab345lvpyxe3vmbwjxo7ohlmq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
2bed744d28b0e98b998ee08a830c52655037ca72f311159c7125ad123369f006
AgentTesla
2fe419115a6a84f316078b5d826164184ed1e9ef063094abbe740b609d5af730
AgentTesla
81c6f08763168a4ff6360b2a904896d96ac1ad8d5e164af52b7d43e0d5bc03dc
AgentTesla
8dc64c2876b1b1182e6f28cf85ddae49b5a3e8851bfcdf257a8c9e9e1a044413
AgentTesla
9bad59a7b2c604957e6dc7f52dbebcaf6b240eba426bdd2e973625cdd6c50c50
AgentTesla
a51bd84d3facb55aaa7d351f79a6383f50b362c48a7abf373675aedd13aa9770
AgentTesla
b383a9462220caadad44787b626a17e201471a2ca3283e9cfa1cbdcbc974f501
AgentTesla
b6a7cb49d7be87043584fa415359964f96d151d86d6cf42100e46b52fa904cd4
AgentTesla
c813f48272b6106bf37619e57fbde62d1edb5fa5772a1a131374ca05685450a7
AgentTesla
cb6657e643921d36fb24eed7ae829888e685ac883e1798ae016f9c39dad99490
AgentTesla
+ 2'278 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  6/10
Tags:
persistence
Link:
https://tria.ge/reports/210126-byfpm23g5x/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Adds Run key to start application
Unpacked files
SH256 hash:
c4f49ef26b1c30ad4ee5255b6a8ab54be9826bf160bfac4171fc493ca8acf2e4
MD5 hash:
46986a607849002f90fbee0a74da88ad
SHA1 hash:
7fa6a64be88fa0afdd84a767b163b1d8a45b3d43
Link:
https://www.unpac.me/results/0a66039a-aa70-45ef-aa9a-92b8c7ae1bce/
SH256 hash:
52d35fabfc97d3e903b5d9eb253e8f84d1dfee2967fa9dde6d6ca37cc61951c5
MD5 hash:
b5a7f2596efe4c5fc5f5d2c733d49259
SHA1 hash:
c121578124375dc293e4daf12fac22442a8131b6
Link:
https://www.unpac.me/results/0a66039a-aa70-45ef-aa9a-92b8c7ae1bce/
SH256 hash:
c44a4a29ee34209ed9afc7b1663375ce631207640a5a985ac114a10527cefc2d
MD5 hash:
3ee1876ed8c59fae2d19175101bbf4e1
SHA1 hash:
9ee1dd8495dffa09c449d81ca3a31e59116b80df
Link:
https://www.unpac.me/results/0a66039a-aa70-45ef-aa9a-92b8c7ae1bce/
SH256 hash:
daf4aafa2ea525f3def6fea445fec6952400ef9d5d5f8b9375606c9bbbee3ad9
MD5 hash:
525bd43fc894917b14589dae941d9f00
SHA1 hash:
dbb793857d6c3e62aea8ec364e378e098870a9b4
Link:
https://www.unpac.me/results/0a66039a-aa70-45ef-aa9a-92b8c7ae1bce/
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/daf4aafa2ea525f3def6fea445fec6952400ef9d5d5f8b9375606c9bbbee3ad9

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 daf4aafa2ea525f3def6fea445fec6952400ef9d5d5f8b9375606c9bbbee3ad9

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/978558/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/113864/

Comments