MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bb7252a742ea82d9ef1b61dc258dfee4b29e20f66b75672924205156ea4eaa57. 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: 16


Intelligence 16 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: bb7252a742ea82d9ef1b61dc258dfee4b29e20f66b75672924205156ea4eaa57
SHA3-384 hash: 7d9ad7e648efef2ec4cecd8d2dde357691ad8a3b458f88f8e72ecc25a5030a1f20d077d94931985d4db2220f2d0b0c15
SHA1 hash: a97126eb888dc4afd78ae67366251aa203c4204d
MD5 hash: d7f9bee72b5fb757c3d4435f83d344bf
humanhash: south-xray-oxygen-harry
File name:MT103.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:846'336 bytes
First seen:2023-10-24 07:40:11 UTC
Last seen:2023-10-24 07:42:00 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'737 x AgentTesla, 19'596 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 24576:w/WqOpe43HeAEd95NF99NLjhThIIVS3z:w/WqCPeAE75b9zjDInz
TLSH T10305F1613A64C372F360DC7908724649C356AFA12AC5CB64E4B1DCB956AFFC86CD218F
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10523/12/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
File icon (PE):PE icon
dhash icon c6e4d8c8c8ca3c98 (3 x AgentTesla)
Reporter cocaman
Tags:AgentTesla exe payment

Intelligence

File Origin
# of uploads :
2
# of downloads :
319
Origin country :
CH CH
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
MT103.exe
Verdict:
Malicious activity
Analysis date:
2023-10-24 07:41:16 UTC
Tags:
stealer agenttesla
Link:
https://app.any.run/tasks/c26ea01d-f7ea-490c-bdcd-778840a61fca

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
AgentTesla
Create hunting rule
Link:
https://www.capesandbox.com/analysis/455913/
Detection(s):
Porcupine.Malware.58887.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Sending a custom TCP request
Сreating synchronization primitives
Creating a process with a hidden window
Launching a process
Restart of the analyzed sample
Adding an exclusion to Microsoft Defender
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/653775102614136586ea6a11/reports/2500bc09-0cc8-464d-8ff4-e0947905d4e3/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/bb7252a742ea82d9ef1b61dc258dfee4b29e20f66b75672924205156ea4eaa57
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.
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/ac543d40-4515-4e2a-b103-a98619b3b1c9
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1331115
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
Contains functionality to log keystrokes (.Net Source)
Found malware configuration
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)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Sigma detected: Scheduled temp file as task from temp location
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AgentTesla
Yara detected AntiVM3
Yara detected Generic Downloader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1331115 Sample: MT103.exe Startdate: 24/10/2023 Architecture: WINDOWS Score: 100 42 premium184.web-hosting.com 2->42 44 api4.ipify.org 2->44 46 api.ipify.org 2->46 52 Found malware configuration 2->52 54 Malicious sample detected (through community Yara rule) 2->54 56 Sigma detected: Scheduled temp file as task from temp location 2->56 58 8 other signatures 2->58 8 MT103.exe 7 2->8         started        12 uLxvgZD.exe 5 2->12         started        signatures3 process4 file5 38 C:\Users\user\AppData\Roaming\uLxvgZD.exe, PE32 8->38 dropped 40 C:\Users\user\AppData\Local\...\tmpB655.tmp, XML 8->40 dropped 60 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 8->60 62 Uses schtasks.exe or at.exe to add and modify task schedules 8->62 64 Adds a directory exclusion to Windows Defender 8->64 14 MT103.exe 15 2 8->14         started        18 powershell.exe 23 8->18         started        20 powershell.exe 23 8->20         started        22 schtasks.exe 1 8->22         started        66 Multi AV Scanner detection for dropped file 12->66 68 Machine Learning detection for dropped file 12->68 70 Injects a PE file into a foreign processes 12->70 24 uLxvgZD.exe 12->24         started        26 schtasks.exe 12->26         started        28 uLxvgZD.exe 12->28         started        signatures6 process7 dnsIp8 48 api4.ipify.org 64.185.227.156, 443, 49705, 49709 WEBNXUS United States 14->48 50 premium184.web-hosting.com 162.0.215.22, 49708, 49710, 587 ACPCA Canada 14->50 30 conhost.exe 18->30         started        32 conhost.exe 20->32         started        34 conhost.exe 22->34         started        72 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 24->72 74 Tries to steal Mail credentials (via file / registry access) 24->74 76 Tries to harvest and steal browser information (history, passwords, etc) 24->76 36 conhost.exe 26->36         started        signatures9 process10
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/bb7252a742ea82d9ef1b61dc258dfee4b29e20f66b75672924205156ea4eaa57
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/bb7252a742ea82d9ef1b61dc258dfee4b29e20f66b75672924205156ea4eaa57/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2023-10-17 08:09:38 UTC
File Type:
PE (.Net Exe)
Extracted files:
26
AV detection:
25 of 38 (65.79%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=xnzffj2c5kbnt3y3mhocldp64szj4ihwnn2wokjeebivn2sovjlq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Link:
https://tria.ge/reports/231024-jh4njadc64/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Looks up external IP address via web service
Checks computer location settings
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla
Unpacked files
SH256 hash:
b1270dc9ec3f22c6fd2296239426ac7c48589589580d4a1b3da8188920b22a63
MD5 hash:
5c904da8528cfb1b87b15a6aa7c059cd
SHA1 hash:
f0a192969485d1bc34bf52adf37d9c20176d6b85
Link:
https://www.unpac.me/results/bf2890d5-bb37-419d-bcfa-984cb90df82c/
SH256 hash:
de59c3246c72163cfc5d3b5a8aec72ec6a585893a6c7d80fbff35238aabe6027
MD5 hash:
c3b2bcacf04baacd6daae4cf4896872c
SHA1 hash:
b7815d4d77ea49e493898d9ce06061e2c9c83feb
Link:
https://www.unpac.me/results/bf2890d5-bb37-419d-bcfa-984cb90df82c/
SH256 hash:
cd1b115219e027cc467da269cc5c3c296dc9893adf5880378dd668a2afef952b
MD5 hash:
e9963b8727a73d446a52daf0bde800f0
SHA1 hash:
b3eb7ef3c6a123657d6bb27086ddbf04a489d922
Link:
https://www.unpac.me/results/bf2890d5-bb37-419d-bcfa-984cb90df82c/
SH256 hash:
ed278807068709bcc74ef7d01ce46682b64d8ec9c8466dc8aaeb92ed75495aaa
MD5 hash:
51e85d063788811778e570139e28ac5a
SHA1 hash:
b3a9f24d4d25c91058e6c1f91e07219423b428fa
Link:
https://www.unpac.me/results/bf2890d5-bb37-419d-bcfa-984cb90df82c/
SH256 hash:
6a3edcf0f1ba3fc26a92c5e5b757d29d16cd9c41cd3f547eaeec665e8b39a079
MD5 hash:
d55bdb3593664d806794d00025390081
SHA1 hash:
9427c8da57698d0a8520f85ed12809896b6f3f0e
Detections:
AgentTesla
Create hunting rule
win_agent_tesla_g2
Create hunting rule
Link:
https://www.unpac.me/results/bf2890d5-bb37-419d-bcfa-984cb90df82c/
Parent samples :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 hash:
bb7252a742ea82d9ef1b61dc258dfee4b29e20f66b75672924205156ea4eaa57
MD5 hash:
d7f9bee72b5fb757c3d4435f83d344bf
SHA1 hash:
a97126eb888dc4afd78ae67366251aa203c4204d
Link:
https://www.unpac.me/results/bf2890d5-bb37-419d-bcfa-984cb90df82c/
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:NET
Create hunting rule
Author:malware-lu
Rule name:NETexecutableMicrosoft
Create hunting rule
Author:malware-lu
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.

Malspam

AgentTesla

rar aa13cbf6af7708c9f2b2681db77f8ace96e2e09c199047e50e79a5a7d4a370fb

AgentTesla

Executable exe bb7252a742ea82d9ef1b61dc258dfee4b29e20f66b75672924205156ea4eaa57

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 aa13cbf6af7708c9f2b2681db77f8ace96e2e09c199047e50e79a5a7d4a370fb
  
Dropped by
SHA256 6fc7c0785b156c2762d57331f480739a3d6c4769bb405c7c0770f53a7ff114dd
Cape
Cape
https://www.capesandbox.com/analysis/455913/
  
Dropped by
MD5 5ff4d1b2c433214044b3d3e880eda3e1
  
Dropped by
MD5 b76ea85a5569dc289ea3f8c04f680aca

Comments