MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 875791527ba2cb72c160068776d6ad6b802f46d897c73aade57d626c5d7690ab. 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: 875791527ba2cb72c160068776d6ad6b802f46d897c73aade57d626c5d7690ab
SHA3-384 hash: 0d9ca5bba1fa4ab4e1da88531db066ba3f75af85755f54a6f2d3895c82201b1c553ae202b51e9bad4a766b2bc2c0974c
SHA1 hash: 368d761bcadfd29b60a43d1b19f44fa9c91f06a1
MD5 hash: 916536440869ad6e8e7a6958b3dab10c
humanhash: kitten-fish-winner-massachusetts
File name:LUM CHANG, SINGAPORE INVITATION TO TENDER FOR NORTH-SOUTH CORRIDOR PROJECT.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:471'552 bytes
First seen:2020-06-03 08:22:07 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'600 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 12288:ndhqXM9vaOdzBc4Itj6852R7bvk6oMqCNVPjAgzhS8qb/R:XtlVPzzhFuR
Threatray 10'555 similar samples on MalwareBazaar
TLSH 02A4F1B0B7C82C57DDBC45FA9465624487FA927B6691E3CAECC164EB19C2FF10A01B43
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: lumchang.com.sg
Sending IP: 104.129.0.122
From: Sun Huang - LUM CHANG, SINGAPORE <sunhuang@lumchang.com.sg>
Reply-To: Sun Huang - LUM CHANG, SINGAPORE <sunhuang@lumchang.com.sg>
Subject: FW: INVITATION TO TENDER FOR NORTH-SOUTH CORRIDOR PROJECT
Attachment: LUM CHANG, SINGAPORE INVITATION TO TENDER FOR NORTH-SOUTH CORRIDOR PROJECT.rar (contains "LUM CHANG, SINGAPORE INVITATION TO TENDER FOR NORTH-SOUTH CORRIDOR PROJECT.exe")

AgentTesla SMTP exfil server:
mail.inventweld.com:587

Intelligence

File Origin
# of uploads :
1
# of downloads :
54
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.VFR-1.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-06-03 14:25:00 UTC
AV detection:
17 of 31 (54.84%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=q5lzcut3ulfxfqlaa2dxnvvnnoac6rwys7dtvlpfpvrgyxlwscvq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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+ 10'545 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-ezjk7kyjaa/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
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

rar 7c014adb4e55a3c319b7e12f4a962949e7e83cba92e974fc85d1e59aea6cfe94

AgentTesla

Executable exe 875791527ba2cb72c160068776d6ad6b802f46d897c73aade57d626c5d7690ab

(this sample)

  
Dropped by
MD5 b44b843f5b5d8182dc5645dcdfa9a1bc
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 7c014adb4e55a3c319b7e12f4a962949e7e83cba92e974fc85d1e59aea6cfe94

Comments