MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2ca57de1b7f518909df847e58c6b4f5f3c8f052083eab1d7c79ebaa81e371564. 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: 14


Intelligence 14 IOCs YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 2ca57de1b7f518909df847e58c6b4f5f3c8f052083eab1d7c79ebaa81e371564
SHA3-384 hash: a4f1395708e444d015ef76070212623dcc3ed65d0badbed20bcf1ee5b991ea5815145c51fe11921c5b29a88b2c1666e5
SHA1 hash: 4ce3f564e7dd95449c26785225dcbe792ddc4743
MD5 hash: 93704cdfcc27d88d50d32cab868fa77d
humanhash: three-december-network-beer
File name:file
Download: download sample
Signature AgentTesla
Create hunting rule
File size:1'608'704 bytes
First seen:2024-12-02 13:00:59 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'660 x AgentTesla, 19'469 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 24576:FGGAzprs9Cg/dIfxHDuUwXvaoerCBRJKxpZYKnCr//mR2aIK7:xAzGEHDujkr6JKx/yr/O
Threatray 1'804 similar samples on MalwareBazaar
TLSH T11A75F103F68284A2CA605B76C4EB4900C3E5FDC16E97DB0E3A9A33E55827F7A9DC1147
TrID 67.7% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
9.7% (.EXE) Win64 Executable (generic) (10522/11/4)
6.0% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
4.1% (.EXE) Win32 Executable (generic) (4504/4/1)
Magika pebin
File icon (PE):PE icon
dhash icon d4cca89496a0ccb2 (2 x AgentTesla, 1 x Loki, 1 x ArkeiStealer)
Reporter Bitsight
Tags:AgentTesla exe


Avatar
Bitsight
url: http://31.41.244.11/files/6802601040/NK4PJqi.exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
453
Origin country :
US US
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
file
Verdict:
No threats detected
Analysis date:
2024-12-02 13:05:30 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/9b64e908-0138-4eda-b735-541b4e46444e

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.W32.MSIL_Kryptik.KZB.gen.Eldorado.18493.22538.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
92.5%
Link:
https://cyber-fortress.com/docs/result/index.php?id=674db18a04c232bff3b5eab2
Tags:
virus msil
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Launching a process
Searching for synchronization primitives
Launching the default Windows debugger (dwwin.exe)
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
net_reactor obfuscated packed packed packer_detected
Link:
https://www.filescan.io/uploads/674daf95ae6f4170773f5043/reports/a7476708-f24a-4ae2-8326-3f28bf7841c6/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_90%
Link:
https://www.hybrid-analysis.com/sample/2ca57de1b7f518909df847e58c6b4f5f3c8f052083eab1d7c79ebaa81e371564
Malware family:
Agent Tesla
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/e7b1fbce-5842-46ae-86c2-4042badccade
Result
Threat name:
n/a
Detection:
malicious
Classification:
evad
Score:
84 / 100
Link:
https://www.joesandbox.com/analysis/1566590
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
.NET source code contains very large array initializations
AI detected suspicious sample
Injects a PE file into a foreign processes
Machine Learning detection for sample
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Writes to foreign memory regions
Yara detected AntiVM3
Yara detected Costura Assembly Loader
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/2ca57de1b7f518909df847e58c6b4f5f3c8f052083eab1d7c79ebaa81e371564
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/2ca57de1b7f518909df847e58c6b4f5f3c8f052083eab1d7c79ebaa81e371564/
Threat name:
Win32.Trojan.Generic
Create hunting rule
Status:
Malicious
First seen:
2024-12-02 13:02:06 UTC
File Type:
PE (.Net Exe)
Extracted files:
9
AV detection:
19 of 24 (79.17%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=fssx3ynx6umjbhpyi7syy22pl46i6bjaqpvldv6ht25kqhrxcvsa._file
Verdict:
malicious
Label(s):
sorano
Create hunting rule
Similar samples:
1343dc8f69c1e9c3f2bea7148d3762d9adad251c7ddef7d577fa175841f0f314
AgentTesla
2ca57de1b7f518909df847e58c6b4f5f3c8f052083eab1d7c79ebaa81e371564
AgentTesla
4e88d474993b34e6a4bb41bd06755264a9c65569bae46dda561ff87bb568ff20
AgentTesla
659ef7c3fd01df95231975c36e8e45444f6329da33a70e58690f2ee75c7a722f
AgentTesla
7851c601871d56b8db41856e6dfb518f35332b5f59153fd960ba0a0e7d1a44d2
AgentTesla
a85423a1a37f604e492ee58920178080f0da306750a356ddfe1b695c12becd07
AgentTesla
aa43b00f0dd6b8af4c0873667834c27379aeae99cd97cae41b5535422730f67a
AgentTesla
cdac8e7778e49d9d59d4551022db227e981077ff4e980fe2ad8e88b5fc7eeef0
AgentTesla
error
AgentTesla
f4062ce594210669e953bbb5d0371e320c834ac63b8e308a709206fe25e9aea6
AgentTesla
+ 1'794 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  10/10
Tags:
discovery
Link:
https://tria.ge/reports/241202-p87qrsvjas/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Program crash
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Suspicious use of NtCreateUserProcessOtherParentProcess
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/6b4bc2ca-3e6d-494f-98cd-b38506dedb88
Unpacked files
SH256 hash:
dd5dadfba6d13295af9fc25a6311a9279876853db440edbbfbd7f2eb08782152
MD5 hash:
bbc7fcaf87bf2b23260d1a57b69bc57b
SHA1 hash:
f776dda894a278bc33be67f85f9690c49bfa4f6b
Link:
https://www.unpac.me/results/21e8a582-0705-4f9e-a1ef-f82cf1807605/
SH256 hash:
19efdf03cb94895935225795f68bb9abfded1869687367013b8b4eee3cc99372
MD5 hash:
4e29f75c0c51b9dec76955f0382d9541
SHA1 hash:
4899aa8e3f57339cbaec8faab777897a76fe1c3a
Link:
https://www.unpac.me/results/21e8a582-0705-4f9e-a1ef-f82cf1807605/
SH256 hash:
78f73e1734daa918b253517c75971fbb8df773a3d77d02a752e9a0ad1711a677
MD5 hash:
f9d2985aa1c41cca281321fffb5ed424
SHA1 hash:
3a7a58d2dcae2762882357ae34d372744b1dbb9d
Link:
https://www.unpac.me/results/21e8a582-0705-4f9e-a1ef-f82cf1807605/
SH256 hash:
745d19b0afe2b4ce7321bd859531cbcbd2f15f1681feba5a244e100fdf4c4f13
MD5 hash:
9f96487f5b1033290dad5be597c240d6
SHA1 hash:
07edaaa376730886b96872b8b876d8773edeef32
Detections:
SUSP_OBF_NET_Reactor_Indicators_Jan24
Create hunting rule
Link:
https://www.unpac.me/results/21e8a582-0705-4f9e-a1ef-f82cf1807605/
SH256 hash:
8e7fd364c5438673492258081c550349a320219fd25fcf0e97a5fa06bac422cd
MD5 hash:
e66f77748e3d33ad00f6e2c2bb78aabd
SHA1 hash:
ecc35d23fe810fb21740bd2961a210f7974e335c
Detections:
SUSP_OBF_NET_Reactor_Indicators_Jan24
Create hunting rule
Link:
https://www.unpac.me/results/21e8a582-0705-4f9e-a1ef-f82cf1807605/
SH256 hash:
2ca57de1b7f518909df847e58c6b4f5f3c8f052083eab1d7c79ebaa81e371564
MD5 hash:
93704cdfcc27d88d50d32cab868fa77d
SHA1 hash:
4ce3f564e7dd95449c26785225dcbe792ddc4743
Link:
https://www.unpac.me/results/21e8a582-0705-4f9e-a1ef-f82cf1807605/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/2ca57de1b7f5/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/2ca57de1b7f518909df847e58c6b4f5f3c8f052083eab1d7c79ebaa81e371564

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:NET
Create hunting rule
Author:malware-lu
Rule name:pe_imphash
Create hunting rule
Rule name:RansomPyShield_Antiransomware
Create hunting rule
Author:XiAnzheng
Description:Check for Suspicious String and Import combination that Ransomware mostly abuse(can create FP)
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)

File information

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

Web download

AgentTesla

Executable exe 2ca57de1b7f518909df847e58c6b4f5f3c8f052083eab1d7c79ebaa81e371564

(this sample)

  
Dropped by
Amadey
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3317734/

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_DLL_CHARACTERISTICSMissing dll Security Characteristics (GUARD_CF)high

Comments