MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4b21c5534b916f8343417fc50caca0b7396bbb6f4d286cca0be01e8e33d7be7e. 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: 4


Intelligence 4 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4b21c5534b916f8343417fc50caca0b7396bbb6f4d286cca0be01e8e33d7be7e
SHA3-384 hash: e83b71dfb9e3944de3b9291a41dcf44428f1596c410ff3faca2fd95cb8a76ba460881b2f6a0ac5c8122d3081868d65c6
SHA1 hash: 97a337701d37b0ec5a2581a96934841a602aff86
MD5 hash: 2f96963be36328929e1c828cd712cee2
humanhash: skylark-avocado-finch-hotel
File name:TELEX COPY.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:532'480 bytes
First seen:2020-04-13 17:28:09 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 390e29859a8109da4988860f226bf922 (5 x AgentTesla, 4 x Loki, 1 x NanoCore)
ssdeep 12288:UlYEuVmR+cqvtpe64282gsaYds+EFN8tLuKzR7Lj:UkFftpe64ogs1s+E9iR/j
Threatray 11'040 similar samples on MalwareBazaar
TLSH BBB401A5D74D3DB2D01D113F821B5DDA2B19F8A1BD5E8F4B0A81E88DF4B4393BC96242
Reporter JoulK
Tags:AgentTesla


Avatar
Jouliok
MAIL FROM:<opsvapi@bulletlogistics[.]in>

Intelligence

File Origin
# of uploads :
1
# of downloads :
91
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
PUA.Win.Packer.Upx-49
Create hunting rule

PUA.Win.Packer.UpxProtector-1
Create hunting rule

PUA.Win.Packer.Upolyx-12
Create hunting rule

PUA.Win.Packer.Upx-6
Create hunting rule

PUA.Win.Packer.Upx-4
Create hunting rule

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:
2020-04-09 08:45:08 UTC
File Type:
PE (Exe)
Extracted files:
17
AV detection:
26 of 31 (83.87%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=jmq4ku2lsfxygq2bp7cqzlfaw44wxo3pjuugzsql4api4m6xxz7a._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
hawkeyekeylogger
Create hunting rule
Similar samples:
1003a8afeb3d13d0e8ce282482005439a277a1e28469903bc0792a4946ae8d63
AgentTesla
3417d2d864093708e19db73705acbf6e9119154acf8aa298db705145dcf09122
AgentTesla
4ca1b6c3ac6eb51dfef5f5e641280d608abc652e98a37eb353c667c4c1acc40f
AgentTesla
6c23d5aac98c05cf9faca072f1875f7fcde253a4a782dda7d897681bda6f92d9
AgentTesla
a32c890b528201772e1214ada37cf8eb9b00ac778773b52b48d92607911d2433
AgentTesla
af7f679b0251817868160bc51e3bf1d28cab5947639e8eb89dd6aaabbb9a583e
AgentTesla
bb94a881c3aa20c54450ee7d907eae152aa667a7a3280f7b00b44051d92322f5
AgentTesla
dcde17e3cfe69ac2ccabf6e4725490d5b715eba7454d9fa859dde428a11f4649
AgentTesla
e1d165776063f60a18cdd5d21f19c4700f79b1911da4d78c42fd2c885feac0b9
AgentTesla
eb202130d25c28fe1651130652ab70014c7dd3ede102938c38ee1e7aa065ba53
AgentTesla
+ 11'030 additional samples on MalwareBazaar
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_g2
Create hunting rule
Author:Daniel Plohmann <daniel.plohmann@fkie.fraunhofer.de>

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Malspam

AgentTesla

Executable exe 4b21c5534b916f8343417fc50caca0b7396bbb6f4d286cca0be01e8e33d7be7e

(this sample)

  
Delivery method
Distributed via e-mail attachment

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_NXMissing Non-Executable Memory Protectioncritical
CHECK_PIEMissing Position-Independent Executable (PIE) Protectionhigh
Reviews
IDCapabilitiesEvidence
WIN_BASE_APIUses Win Base APIKERNEL32.DLL::LoadLibraryA

Comments