MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 28913a04e86d1a2f8bcab9da81355bc4566d63747c2d656b6d6ae42830163166. 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: 8


Intelligence 8 IOCs YARA 10 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 28913a04e86d1a2f8bcab9da81355bc4566d63747c2d656b6d6ae42830163166
SHA3-384 hash: d8daf007bed19fe25f5f6a246f555a5b302fbc91ff49874f4d047038eda31b169be42dbc788d2d0aae9248589fe3597f
SHA1 hash: 406a7d53abafe701ea0c04b04d8322fd516bad96
MD5 hash: c4662dcd97e14cc5529b6cdee7941bfa
humanhash: earth-arkansas-kitten-robert
File name:28913a04e86d1a2f8bcab9da81355bc4566d63747c2d656b6d6ae42830163166
Download: download sample
Signature AgentTesla
Create hunting rule
File size:846'848 bytes
First seen:2020-11-13 15:16:18 UTC
Last seen:2024-07-24 12:26:45 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'653 x AgentTesla, 19'464 x Formbook, 12'205 x SnakeKeylogger)
ssdeep 12288:dQBOWuGPAq3G8QHGhihi4eJGFa4IxTsnceXnhgJ+dYyw/kfa7kS1FjAxBdWSKO/I:5hBqnQH6ihJekFARsnBXS77yCtgdvST
TLSH 8705029EE3A4F288D956A77886FC49944B33F9F55239D4CE0C19E80F1AF32A47693311
Reporter seifreed
Tags:AgentTesla

Intelligence

File Origin
# of uploads :
2
# of downloads :
57
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
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.
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/28913a04e86d1a2f8bcab9da81355bc4566d63747c2d656b6d6ae42830163166/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-11-06 09:45:02 UTC
AV detection:
26 of 29 (89.66%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=fcitubhinunc7c6kxhnicnk3yrlg2y3upqwwk23nnlscqmawgfta._file
Verdict:
unknown
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla evasion keylogger spyware stealer trojan
Link:
https://tria.ge/reports/201113-8zdya5l79x/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Maps connected drives based on registry
Checks BIOS information in registry
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Looks for VMWare Tools registry key
AgentTesla Payload
Looks for VirtualBox Guest Additions in registry
AgentTesla
Unpacked files
SH256 hash:
28913a04e86d1a2f8bcab9da81355bc4566d63747c2d656b6d6ae42830163166
MD5 hash:
c4662dcd97e14cc5529b6cdee7941bfa
SHA1 hash:
406a7d53abafe701ea0c04b04d8322fd516bad96
Link:
https://www.unpac.me/results/0db74503-8412-49bd-a19b-b3f8078db2cf/
SH256 hash:
321268737432c462f95004c54b4d51ac5cfa4b84baada05e09c0d9e68c641f54
MD5 hash:
aec661df216ec30a6824c475dd47d0bd
SHA1 hash:
0b95fa2263deeea533b1cfcc0bbc2b385ed88327
Link:
https://www.unpac.me/results/0db74503-8412-49bd-a19b-b3f8078db2cf/
SH256 hash:
af3dce196c57c8fd9728d22942c852ae64838a8c3e7b5d5e43493cdc5a7b5c4d
MD5 hash:
87f2db21b0de6c0a429f0c6cde6c8bce
SHA1 hash:
0e0d66e9347f470bd163cc3992da92ebda65c06c
Link:
https://www.unpac.me/results/0db74503-8412-49bd-a19b-b3f8078db2cf/
SH256 hash:
f2c6ad34e3265f68bd3e28db965275ea7be02e62e0eadbde0114ba562c225f91
MD5 hash:
f4a459e988ffa95494707177f683b32d
SHA1 hash:
2108a52737df2ad3bdc7e022d57e7a6d2ec56ec4
Detections:
win_agent_tesla_w1
Create hunting rule
Link:
https://www.unpac.me/results/0db74503-8412-49bd-a19b-b3f8078db2cf/
Parent samples :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 hash:
bac5797bde4b2810766a40d95bcdb825ac5b395fcbadd139daa19a44a6cdc049
MD5 hash:
a92cc1f6e0a2742350dfda6726db14c0
SHA1 hash:
e5404e3ed46498deb8ad8966a774540c2b8e9c1e
Link:
https://www.unpac.me/results/0db74503-8412-49bd-a19b-b3f8078db2cf/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Formbook
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/28913a04e86d1a2f8bcab9da81355bc4566d63747c2d656b6d6ae42830163166

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:agent_tesla_2019
Create hunting rule
Author:jeFF0Falltrades
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:Embedded_PE
Create hunting rule
Rule name:MALWARE_Win_AgentTeslaV2
Create hunting rule
Author:ditekSHen
Description:AgenetTesla Type 2 Keylogger payload
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
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.

  
Delivery method
Other

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