MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b52a0c3633e8b6f99df84102aa766de955aeb1a8c42c6efa6f06b3d7d155ab8b. 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: b52a0c3633e8b6f99df84102aa766de955aeb1a8c42c6efa6f06b3d7d155ab8b
SHA3-384 hash: 5048895e632ded6e27903e18684e251e12e6896dc98ce9587a6738e26cc19b444bf2c2397eb97b9eb0c6e2d1ea24198a
SHA1 hash: 23afdbbbc36d16ffd4e9c71e2278f804c0b397d1
MD5 hash: 51708cb6d1ceb9f563edb85030f2ed55
humanhash: delaware-low-north-oven
File name:Po_pdf.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:869'376 bytes
First seen:2020-05-14 11:19:51 UTC
Last seen:2020-05-14 12:02:24 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash e779ecb72b7b986b17b66cff947e6d47 (4 x AgentTesla, 2 x HawkEye, 2 x Loki)
ssdeep 12288:Eq5CbTUJ3RI/ZalGeojAAekg/PLOJvkhOwX61WwjyxXML8ACK+z9mpfERGx:b4cJBI/ZalysDNXSdkowX6h0MLcK+lO
Threatray 11'525 similar samples on MalwareBazaar
TLSH 2905C032F2A04837C063167D8C5F5368993AFE5139689B876BF51D4CAF396813C2B297
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: host.aircconline.com
Sending IP: 209.59.138.194
From: CA Shyam Patel <sjpatel@sjpatel.in>
Subject: Purchase Order
Attachment: Po_pdf.gz (contains "Po_pdf.exe")

AgentTesla SMTP exfil server:
smtp.yandex.com:587

Intelligence

File Origin
# of uploads :
2
# of downloads :
88
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.Injector
Create hunting rule
Status:
Malicious
First seen:
2020-05-14 11:36:16 UTC
File Type:
PE (Exe)
Extracted files:
316
AV detection:
25 of 31 (80.65%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=wuvaynrt5c3pthpyiebku5tn5fk25mniyqwg56tpa2z5pukvvofq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
hawkeyekeylogger
Create hunting rule
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ba3bac695a448759f82d4c5180cad7d308fdb8bc12a159456b75ead72aca9424
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d63ec5231d1d805fcf8272f20282fa1bd9b94cc01c309a5eaaf32c1e09f9df6c
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df4a4e6430488397eecf551b6f8558f71d5bc65fe78d70cde3d45e38e82d82f9
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df981c11b8789dcff16652bae782bd8f5112ccbe7377d3f5088be62e2469b214
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e0ab92dc90ec04322ed7af1ba02f1b3b3ba0f662183edc41efc1896117634dba
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e200737a203c4aa2f0dd82a3fc5fef097eb0e64b81b231b29b3022741ade5976
AgentTesla
+ 11'515 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/201109-rt4cwl2yc2/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
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

gz ad911528d0c9c09069a6ce4e7443b254346acaf9d1c44b217f9a6d5906f4543e

AgentTesla

Executable exe b52a0c3633e8b6f99df84102aa766de955aeb1a8c42c6efa6f06b3d7d155ab8b

(this sample)

  
Dropped by
MD5 117e12067bebf01faa599d6fdd0fb5db
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 ad911528d0c9c09069a6ce4e7443b254346acaf9d1c44b217f9a6d5906f4543e

Comments