MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2c6f0cdc461fdb8bdf1f079f18f15338767ba7af10fea9fdbffb4bc21a742422. 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: 15


Intelligence 15 IOCs YARA 2 File information Comments
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SHA256 hash: 2c6f0cdc461fdb8bdf1f079f18f15338767ba7af10fea9fdbffb4bc21a742422
SHA3-384 hash: 15b8982a36d401eceabbb5c04ef24db9739be2e579b1b9f1b59c6bb56bf4122f1f6fb921b0d7666c2c36f446ceb49e33
SHA1 hash: 6b60f732bea17cf91a820be216a0cedfa89df70f
MD5 hash: 5778bd1c683c0eed8167c111e908a25b
humanhash: nevada-ten-salami-orange
File name:kayzx.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:680'960 bytes
First seen:2022-11-02 15:17:18 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'650 x AgentTesla, 19'462 x Formbook, 12'203 x SnakeKeylogger)
ssdeep 12288:2whuJ3Qvhzps7Q64XLf54xSiYoGvzVazHoFn/UxI0T93/5R6gB6Q8:duJQs7L6bvzVGHoF/2T93BL6R
TLSH T169E42323365655BAF5261FF944F452B137F0A815B912CE2E2CD271DF28B678BCB80923
TrID 72.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.4% (.EXE) Win64 Executable (generic) (10523/12/4)
6.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.4% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.EXE) OS/2 Executable (generic) (2029/13)
Reporter James_inthe_box
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
252
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
db98e40063099444dc70372698ab71e6.eml
Verdict:
Malicious activity
Analysis date:
2022-11-02 02:46:24 UTC
Tags:
exploit cve-2017-11882 loader agenttesla
Link:
https://app.any.run/tasks/8f936190-8852-4204-abbf-e8bee9d0b8b3

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/327254/
Detection(s):
SecuriteInfo.com.Trojan.Inject4.46086.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Launching a process
Forced system process termination
Unauthorized injection to a recently created process
Creating a file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/63628a2ca5db8d309cbc619d/reports/453bae37-ab0e-4947-84a1-60c797ea9e2c/overview
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Malware family:
Agent Tesla
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/6ee15b9b-53dd-4012-ba8f-d77179bfc121
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1103506
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Injects a PE file into a foreign processes
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
May check the online IP address of the machine
Multi AV Scanner detection for submitted file
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Snort IDS alert for network traffic
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal ftp login credentials
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Uses the Telegram API (likely for C&C communication)
Yara detected AgentTesla
Yara detected AntiVM3
Yara detected Telegram RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 736176 Sample: kayzx.exe Startdate: 02/11/2022 Architecture: WINDOWS Score: 100 21 api.ipify.org.herokudns.com 2->21 23 api.ipify.org 2->23 31 Snort IDS alert for network traffic 2->31 33 Malicious sample detected (through community Yara rule) 2->33 35 Multi AV Scanner detection for submitted file 2->35 37 9 other signatures 2->37 7 kayzx.exe 3 2->7         started        signatures3 process4 file5 19 C:\Users\user\AppData\Local\...\kayzx.exe.log, ASCII 7->19 dropped 39 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->39 41 May check the online IP address of the machine 7->41 43 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 7->43 45 Injects a PE file into a foreign processes 7->45 11 kayzx.exe 15 3 7->11         started        15 kayzx.exe 7->15         started        17 kayzx.exe 7->17         started        signatures6 process7 dnsIp8 25 api.telegram.org 149.154.167.220, 443, 49700 TELEGRAMRU United Kingdom 11->25 27 api.ipify.org.herokudns.com 54.91.59.199, 443, 49699 AMAZON-AESUS United States 11->27 29 2 other IPs or domains 11->29 47 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 11->47 49 Tries to steal Mail credentials (via file / registry access) 11->49 51 Tries to harvest and steal ftp login credentials 11->51 53 Tries to harvest and steal browser information (history, passwords, etc) 11->53 signatures9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/2c6f0cdc461fdb8bdf1f079f18f15338767ba7af10fea9fdbffb4bc21a742422/
Threat name:
ByteCode-MSIL.Trojan.REMLoader
Create hunting rule
Status:
Malicious
First seen:
2022-11-02 10:13:27 UTC
File Type:
PE (.Net Exe)
Extracted files:
22
AV detection:
22 of 25 (88.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=frxqzxcgd7nyxxy7a6prr4kthb3hxj5pcd7kt7n77nf4egtueqra._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger spyware stealer trojan
Link:
https://tria.ge/reports/221102-splwqshgg9/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Looks up external IP address via web service
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla
Malware Config
C2 Extraction:
https://api.telegram.org/bot5577155192:AAEz6ZTkghx2RsdTxeeE-sDulPHc5WQblVg/
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/2d1e7585-2ceb-4ad7-bb8c-ca4ae6830f13
Unpacked files
SH256 hash:
15d73a776fe344c81d89f8c1403a88694e798a4698997b7e71ff8cd285043e5e
MD5 hash:
30f4d7c4a68786ee7add65357696b171
SHA1 hash:
f1dc5ea4551456140bda5f1be92ea156260cab2f
Link:
https://www.unpac.me/results/00f5de2a-12e9-4187-9e2f-6b7a7c6acc09/
SH256 hash:
fa4be57bab73274b28e242c34ecce0cdd1dbf1b7f59f328a038511d305aef48f
MD5 hash:
a963366ac478b519c41db21be0a4802a
SHA1 hash:
aabab48510d504a0085cdaac3ba82cb3321ddb20
Link:
https://www.unpac.me/results/00f5de2a-12e9-4187-9e2f-6b7a7c6acc09/
Parent samples :
f7a85b381a8b14beb5b1ca19b4a3678c134970610a336376a0ad836191a130bd
60c994d3d36e7f3acacb7d607b4efc3605315e6996f0380ac2d230c0f29a5e90
SH256 hash:
cfc16a2dbb933b1b85807d48966e9301b9fc34f4c44e7357713ca88b54bf4ab4
MD5 hash:
aabd0bdc81026ade6c57383f21d5c227
SHA1 hash:
4b26936bb8c03be6d7963184215a5ab594ecb765
Link:
https://www.unpac.me/results/00f5de2a-12e9-4187-9e2f-6b7a7c6acc09/
SH256 hash:
e90eb4a495e119bd27140146a3bc961c134b48bd285cd51f7065426b814b3fcd
MD5 hash:
8576bf3ea7001e40270076ad69e16dd1
SHA1 hash:
37c6e949d5ad7b9e68233422d2e114d5cdbbf108
Link:
https://www.unpac.me/results/00f5de2a-12e9-4187-9e2f-6b7a7c6acc09/
SH256 hash:
a5efbfe57399e91463fc9a1c1ff71b2c20f5b31ed833cffafa2e8b172ae883c9
MD5 hash:
a49ac7d226a38b09bc55ec9a1887f2ce
SHA1 hash:
2c91034190a45381a37c55c39f9e549ac46fdf37
Link:
https://www.unpac.me/results/00f5de2a-12e9-4187-9e2f-6b7a7c6acc09/
SH256 hash:
2c6f0cdc461fdb8bdf1f079f18f15338767ba7af10fea9fdbffb4bc21a742422
MD5 hash:
5778bd1c683c0eed8167c111e908a25b
SHA1 hash:
6b60f732bea17cf91a820be216a0cedfa89df70f
Link:
https://www.unpac.me/results/00f5de2a-12e9-4187-9e2f-6b7a7c6acc09/
Malware family:
AgentTesla
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/2c6f0cdc461f/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.65
Link:
https://yomi.yoroi.company/submissions/2c6f0cdc461fdb8bdf1f079f18f15338767ba7af10fea9fdbffb4bc21a742422

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:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

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

  
Delivery method
Other
Cape
Cape
https://www.capesandbox.com/analysis/327254/
  
URLhaus
https://urlhaus.abuse.ch/url/2397336/

Comments