MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b43942a6c8b89e2696abecd55fc787b54c53ae4fb89c7784b4c54cc5e99c30ef. 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: 5


Intelligence 5 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b43942a6c8b89e2696abecd55fc787b54c53ae4fb89c7784b4c54cc5e99c30ef
SHA3-384 hash: 769586257c77f4f42df019334984270529abdea13f344f9c4908ece9acc9709cfafca4f84fbfe6e54ac253c7dc58fcf7
SHA1 hash: f3369a6864cf4f53376096c2faaebb8bda802126
MD5 hash: 18eedad20bcf509f489bfca8831ab3bf
humanhash: october-pennsylvania-cold-gee
File name:Rv Quotation_Request_Sheet.pdf.bat
Download: download sample
Signature AgentTesla
Create hunting rule
File size:669'696 bytes
First seen:2020-06-04 12:29:21 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash fec7202070edb9862911b0bdf2bee56d (13 x AgentTesla, 3 x HawkEye, 3 x Loki)
ssdeep 12288:bZvDjvD2TsFPsy9Rz3cVpMImn0HRnAAATtsLFZ8ikwAJPkQyA:9LH2TsF1RGplKCRnAAATtEFG9J/R
Threatray 11'073 similar samples on MalwareBazaar
TLSH F7E4AF22E2E04437C562167E9D1B5F78982ABA51291C35876FE5FC489F3D283392EDC3
Reporter abuse_ch
Tags:AgentTesla bat


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: eldorado.com.uy
Sending IP: 209.58.149.73
From: vplada@eldorado.com.uy
Subject: Re: Quotation_Request_Sheet
Attachment: Rv Quotation_Request_Sheet.pdf.zip (contains "Rv Quotation_Request_Sheet.pdf.bat")

Intelligence

File Origin
# of uploads :
1
# of downloads :
70
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
PUA.Win.Adware.Slugin-6803969-0
Create hunting rule

PUA.Win.Adware.Slugin-6840354-0
Create hunting rule

Gathering data
Threat name:
Win32.Trojan.LokiBot
Create hunting rule
Status:
Malicious
First seen:
2020-06-04 12:38:55 UTC
AV detection:
29 of 31 (93.55%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=wq4ufjwixcpcnfvl5tkv7r4hwvgfhlspxcohpbfuyvgml2m4gdxq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
hawkeyekeylogger
Create hunting rule
Similar samples:
2240c11ab9505ff6c17ea4b7d03ccb3b072e19d94357ead07116ba108c9d900d
AgentTesla
6c1d19babfa606ff54c791d86f53bc2fae6def5a101c3205d741d6fb1e5c3cc4
AgentTesla
75928a9911adb30270a8d3a6585cd2e30cad897e35ce2273cc7705083074b534
AgentTesla
a32c890b528201772e1214ada37cf8eb9b00ac778773b52b48d92607911d2433
AgentTesla
aa556dde1f62e5e897bf5db6980f8202febe626f2e9840190f1f2695eec3c065
AgentTesla
b3713c385b61794a7ed4da4058bfc5c59f341a480b3afc0af1b3656445e2f64e
AgentTesla
bb94a881c3aa20c54450ee7d907eae152aa667a7a3280f7b00b44051d92322f5
AgentTesla
bf96961a0ad5474c78c89614cac283a018fd7798b9ed3c705d3f35b98f26a247
AgentTesla
c4ccd023eed63b7c47c69e1b08e267f4579cc54e9998f3767d7c1438127b6d1a
AgentTesla
d00396bdc41d762fcc1612605e951071919d7bb0fbce02491c805d2d42d767a4
AgentTesla
+ 11'063 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger persistence spyware stealer trojan upx
Link:
https://tria.ge/reports/201109-cy8y9wtytj/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious behavior: RenamesItself
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Adds Run key to start application
Drops startup file
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
UPX packed file
AgentTesla Payload
AgentTesla
Please note that we are no longer able to provide a coverage score for Virus Total.

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_type2
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
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: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.

Malspam

AgentTesla

zip 7fd0b339ba2848308a68af071d8b825d10deda1a7da6c40329a79173ff86f4fc

AgentTesla

Executable exe b43942a6c8b89e2696abecd55fc787b54c53ae4fb89c7784b4c54cc5e99c30ef

(this sample)

  
Dropped by
MD5 c3c8a73b071e12ab091b5cba6f6368c4
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 7fd0b339ba2848308a68af071d8b825d10deda1a7da6c40329a79173ff86f4fc

Comments