MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b97a6e22708a72c2e1118f8a55c353e424381297422320053380c9e614d4d9e4. 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: 12


Intelligence 12 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b97a6e22708a72c2e1118f8a55c353e424381297422320053380c9e614d4d9e4
SHA3-384 hash: 29dbd3ce65023651e170ae2f9d3e66a7604f6f0476c7f9c7e2a76104bc257e516e656b2988c70adef925371f644f5f36
SHA1 hash: cec03eeb7da0966c3e34622108dad529e2404ec4
MD5 hash: f6114754d76d59be85a520325cd8145d
humanhash: sierra-steak-texas-idaho
File name:SecuriteInfo.com.W32.MSIL_Agent.DWU.gen.Eldorado.19010.11886
Download: download sample
Signature AgentTesla
Create hunting rule
File size:802'304 bytes
First seen:2022-10-31 08:04:16 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'648 x AgentTesla, 19'452 x Formbook, 12'201 x SnakeKeylogger)
ssdeep 12288:m9lTCQl7V1Lq9tzBMRO5uZsBso22eAv6cxE:gC87Vdw35lBsLYvc
Threatray 19'500 similar samples on MalwareBazaar
TLSH T161055A01E6484F95D221B27B91E8E70C13E0EFD6B31DDB0AEE75B48529367CD2969E0C
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)
File icon (PE):PE icon
dhash icon 9f197f3767531b47 (39 x Formbook, 12 x AgentTesla, 2 x RemcosRAT)
Reporter SecuriteInfoCom
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
281
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SecuriteInfo.com.W32.MSIL_Agent.DWU.gen.Eldorado.19010.11886
Verdict:
Malicious activity
Analysis date:
2022-10-31 08:07:38 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/dfa28305-2f34-44be-b0e1-24f70c579590

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/326293/
Detection(s):
SecuriteInfo.com.W32.MSIL_Agent.DWU.gen.Eldorado.19010.11886.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Сreating synchronization primitives
DNS request
Sending a custom TCP request
Creating a window
Unauthorized injection to a recently created process
Creating a file
Using the Windows Management Instrumentation requests
Verdict:
No Threat
Threat level:
  2/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/635f81b3ce1f43143c2a263d/reports/8eb2425e-d7a4-4871-af93-ff1abe524feb/overview
Result
Verdict:
UNKNOWN
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/acce8991-0fb2-4642-965c-497ca9fa063e
Result
Threat name:
AgentTesla, DarkTortilla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1101492
Signature
.NET source code contains very large array initializations
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
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 dropped file
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 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 DarkTortilla Crypter
Yara detected Telegram RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 734153 Sample: SecuriteInfo.com.W32.MSIL_A... Startdate: 31/10/2022 Architecture: WINDOWS Score: 100 50 Snort IDS alert for network traffic 2->50 52 Malicious sample detected (through community Yara rule) 2->52 54 Antivirus / Scanner detection for submitted sample 2->54 56 7 other signatures 2->56 6 SecuriteInfo.com.W32.MSIL_Agent.DWU.gen.Eldorado.19010.11886.exe 15 3 2->6         started        11 yqwrt.exe 14 2 2->11         started        13 yqwrt.exe 2 2->13         started        process3 dnsIp4 34 www.google.com 142.250.203.100, 443, 49697, 49701 GOOGLEUS United States 6->34 32 SecuriteInfo.com.W...19010.11886.exe.log, ASCII 6->32 dropped 58 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 6->58 60 May check the online IP address of the machine 6->60 62 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 6->62 15 SecuriteInfo.com.W32.MSIL_Agent.DWU.gen.Eldorado.19010.11886.exe 2 6 6->15         started        20 SecuriteInfo.com.W32.MSIL_Agent.DWU.gen.Eldorado.19010.11886.exe 6->20         started        64 Antivirus detection for dropped file 11->64 66 Multi AV Scanner detection for dropped file 11->66 68 Machine Learning detection for dropped file 11->68 22 yqwrt.exe 11->22         started        70 Hides that the sample has been downloaded from the Internet (zone.identifier) 13->70 72 Injects a PE file into a foreign processes 13->72 24 yqwrt.exe 13->24         started        26 yqwrt.exe 13->26         started        file5 signatures6 process7 dnsIp8 36 api.telegram.org 149.154.167.220, 443, 49702 TELEGRAMRU United Kingdom 15->36 38 api.ipify.org.herokudns.com 54.91.59.199, 443, 49700 AMAZON-AESUS United States 15->38 40 api.ipify.org 15->40 28 C:\Users\user\AppData\Roaming\...\yqwrt.exe, PE32 15->28 dropped 30 C:\Users\user\...\yqwrt.exe:Zone.Identifier, ASCII 15->30 dropped 42 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 15->42 44 Tries to steal Mail credentials (via file / registry access) 15->44 46 Tries to harvest and steal ftp login credentials 15->46 48 2 other signatures 15->48 file9 signatures10
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b97a6e22708a72c2e1118f8a55c353e424381297422320053380c9e614d4d9e4/
Threat name:
Win32.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-10-31 04:06:48 UTC
File Type:
PE (.Net Exe)
Extracted files:
26
AV detection:
21 of 25 (84.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=xf5g4itqrjzmfyirr6fflq2t4qsdqeuxiirsabjtqde6mfgu3hsa._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
32ce4af90555f219552a1045072569278b801900a324a80d4415d59d1131e117
AgentTesla
39a4928198c00061bf8c2782204d3a4b0d669940ca698a95704bb1fd78317e70
AgentTesla
45340696f311075cbef1929f4ce534aaa3b872e75f15a9d538ba7cd4f45b717d
AgentTesla
61881ceb156b1061749e30c9e396bf12e94abedaebfe0acc723666c3f58e5ada
AgentTesla
be82b725c643ac9d30a503f2fd615d9bcd38ed9f0edbe53082d5743ded65e327
AgentTesla
ceeaf351408125592c58eb70508f0387f293210a0f8ce14cbbda70fd6ef2254c
AgentTesla
+ 19'490 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/221031-jyts9sbcaq/
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
Adds Run key to start application
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/bot5479139811:AAFjvrIBMkhtgUmULA2dMcFBI3ifYLrXZAc/
Unpacked files
SH256 hash:
b97a6e22708a72c2e1118f8a55c353e424381297422320053380c9e614d4d9e4
MD5 hash:
f6114754d76d59be85a520325cd8145d
SHA1 hash:
cec03eeb7da0966c3e34622108dad529e2404ec4
Link:
https://www.unpac.me/results/d0d8dfc7-f50a-4400-a2ba-d9bebda56b1c/
Malware family:
AgentTesla
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/b97a6e22708a/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.51
Link:
https://yomi.yoroi.company/submissions/b97a6e22708a72c2e1118f8a55c353e424381297422320053380c9e614d4d9e4

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.

Cape
Cape
https://www.capesandbox.com/analysis/326293/

Comments