MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 27bea233550adb3907c3cc47dee29f5f3e8a485e451448fe1897b456549fdef6. 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: 17


Intelligence 17 IOCs YARA 14 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 27bea233550adb3907c3cc47dee29f5f3e8a485e451448fe1897b456549fdef6
SHA3-384 hash: 2374e92a8aa98ef75d54937d6da4477c1301294a765af682dec3ec591c02c5d1bf2a14721c66bdb8734883a730a7cd14
SHA1 hash: 5de83493cd194be375a0d055860f1bb836bc9b4a
MD5 hash: da8bf5c7585864b760bb8ee9f888981e
humanhash: quebec-princess-finch-missouri
File name:SecuriteInfo.com.Win32.PWSX-gen.31395.13115
Download: download sample
Signature AgentTesla
Create hunting rule
File size:617'984 bytes
First seen:2023-11-13 05:25:15 UTC
Last seen:2023-11-13 09:06:18 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 12288:Mcy75gpiMGC4jlJPdpdLArnMulENFf2mVsBB2U7iHsH8g7NLSakNzyR6EVg3p/TS:mnxhHCn7yFR73doNhSzyMEOp/T5oT4m
Threatray 1'678 similar samples on MalwareBazaar
TLSH T1D6D4221033FACF66C2DC07FD949511208BF9A16B6D47EB981FC5A0D91DBB7208492B9B
TrID 63.0% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.2% (.SCR) Windows screen saver (13097/50/3)
9.0% (.EXE) Win64 Executable (generic) (10523/12/4)
5.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.8% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 00a282a2a282a200 (17 x Formbook, 11 x AgentTesla, 4 x SnakeKeylogger)
Reporter SecuriteInfoCom
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
315
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
SecuriteInfo.com.Win32.PWSX-gen.31395.13115
Verdict:
Malicious activity
Analysis date:
2023-11-13 05:27:47 UTC
Tags:
stealer agenttesla
Link:
https://app.any.run/tasks/18ffd9f0-8b7c-462c-b499-2e71689f6446

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Win32.PWSX-gen.31395.13115.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Creating a window
Sending a custom TCP request
Сreating synchronization primitives
Creating a process with a hidden window
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Creating a file in the %temp% directory
Launching a process
Adding an exclusion to Microsoft Defender
Enabling autorun by creating a file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/6551b36b993fbf888b72f6c2/reports/628ac8f7-51f9-4fb1-b436-7a4f9b2fcc69/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/27bea233550adb3907c3cc47dee29f5f3e8a485e451448fe1897b456549fdef6
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/0b8087a1-c8cc-444f-a77f-f14dc5ecc499
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1341476
Signature
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
Contains functionality to log keystrokes (.Net Source)
Found malware configuration
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)
Multi AV Scanner detection for domain / URL
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: 1341476 Sample: SecuriteInfo.com.Win32.PWSX... Startdate: 13/11/2023 Architecture: WINDOWS Score: 100 59 mail.lgtvproducts.buzz 2->59 61 api4.ipify.org 2->61 63 api.ipify.org 2->63 69 Multi AV Scanner detection for domain / URL 2->69 71 Found malware configuration 2->71 73 Malicious sample detected (through community Yara rule) 2->73 75 10 other signatures 2->75 8 SecuriteInfo.com.Win32.PWSX-gen.31395.13115.exe 7 2->8         started        12 ETCIatzaZ.exe 2->12         started        14 svXKg.exe 2->14         started        16 svXKg.exe 2->16         started        signatures3 process4 file5 55 C:\Users\user\AppData\RoamingTCIatzaZ.exe, PE32 8->55 dropped 57 C:\Users\user\AppData\Local\...\tmp8C02.tmp, XML 8->57 dropped 85 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 8->85 87 Uses schtasks.exe or at.exe to add and modify task schedules 8->87 89 Adds a directory exclusion to Windows Defender 8->89 18 SecuriteInfo.com.Win32.PWSX-gen.31395.13115.exe 16 5 8->18         started        23 powershell.exe 23 8->23         started        35 2 other processes 8->35 91 Antivirus detection for dropped file 12->91 93 Multi AV Scanner detection for dropped file 12->93 95 Machine Learning detection for dropped file 12->95 25 ETCIatzaZ.exe 12->25         started        37 4 other processes 12->37 97 Injects a PE file into a foreign processes 14->97 27 svXKg.exe 14->27         started        29 schtasks.exe 14->29         started        31 svXKg.exe 16->31         started        33 schtasks.exe 16->33         started        signatures6 process7 dnsIp8 65 mail.lgtvproducts.buzz 185.237.206.6, 49735, 49737, 49744 ITLDC-NLUA Ukraine 18->65 67 api4.ipify.org 64.185.227.156, 443, 49733, 49736 WEBNXUS United States 18->67 51 C:\Users\user\AppData\Roaming\...\svXKg.exe, PE32 18->51 dropped 53 C:\Users\user\...\svXKg.exe:Zone.Identifier, ASCII 18->53 dropped 77 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 18->77 79 Tries to steal Mail credentials (via file / registry access) 18->79 81 Hides that the sample has been downloaded from the Internet (zone.identifier) 18->81 39 conhost.exe 23->39         started        41 conhost.exe 29->41         started        83 Tries to harvest and steal browser information (history, passwords, etc) 31->83 43 conhost.exe 33->43         started        45 conhost.exe 35->45         started        47 conhost.exe 35->47         started        49 conhost.exe 37->49         started        file9 signatures10 process11
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/27bea233550adb3907c3cc47dee29f5f3e8a485e451448fe1897b456549fdef6
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/27bea233550adb3907c3cc47dee29f5f3e8a485e451448fe1897b456549fdef6/
Threat name:
Win32.Spyware.Negasteal
Create hunting rule
Status:
Malicious
First seen:
2023-11-13 05:26:05 UTC
File Type:
PE (.Net Exe)
Extracted files:
9
AV detection:
19 of 24 (79.17%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=e67kem2vblntsb6dzrd55yu7l47iusc6iuker7qys62fmve7333a._file
Verdict:
malicious
Label(s):
agenttesla_v4
Create hunting rule
Similar samples:
062ac11f6486fd09b8cb2bfae9697db722d2b3ceb0fcd4f92793eb0cb90c4295
AgentTesla
36dac2e2afd56614ee9cbc952f5ec498f228255b63cdf75a4b6be098cc4a50f5
AgentTesla
4a1e905eda13c02979b5a7562cc9af45f96da810fb7fd01fe858dc998a3d78b9
AgentTesla
51f2858960e61f82b8efe0df347c43072e6c0548568084c1496257fcd3e9fac6
AgentTesla
+ 1'668 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Link:
https://tria.ge/reports/231113-f4t5faac89/
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
AgentTesla
Unpacked files
SH256 hash:
d01f3dea3851602ba5a0586c60430d286adf6fcc7e17aab080601a66630606e5
MD5 hash:
579197d4f760148a9482d1ebde113259
SHA1 hash:
cf6924eb360c7e5a117323bebcb6ee02d2aec86d
Link:
https://www.unpac.me/results/396bd61e-43dc-44c0-8822-e49f96815e24/
SH256 hash:
250c19fd93d2adab7e4248090ea4176450530b7a899fa76132412c1fbebb4d20
MD5 hash:
6efc0de258321d41f5119ad0f7201e45
SHA1 hash:
c4921ccc758790829de0c124f99dea7ad38a6c32
Detections:
AgentTesla
Create hunting rule
win_agent_tesla_g2
Create hunting rule
Link:
https://www.unpac.me/results/396bd61e-43dc-44c0-8822-e49f96815e24/
Parent samples :
4a1e905eda13c02979b5a7562cc9af45f96da810fb7fd01fe858dc998a3d78b9
36dac2e2afd56614ee9cbc952f5ec498f228255b63cdf75a4b6be098cc4a50f5
51f2858960e61f82b8efe0df347c43072e6c0548568084c1496257fcd3e9fac6
27bea233550adb3907c3cc47dee29f5f3e8a485e451448fe1897b456549fdef6
SH256 hash:
62757af7ce2dcfe188245dd26d85e233c2ded82311c600c7c8ec83c8c8a071b2
MD5 hash:
804cc8416b7db140f03d251ca3abbf00
SHA1 hash:
1a1160f7db639606a1046b555b08a43035aff960
Link:
https://www.unpac.me/results/396bd61e-43dc-44c0-8822-e49f96815e24/
SH256 hash:
50a7b0720b8c4de4e60d4ac61ad08f492a64c30e88625a53f1c95bde09a48b0c
MD5 hash:
6695512e247bd1f2c6f37a57be625813
SHA1 hash:
1873056bb317f3dbb21776d40a55169b97fd5fb6
Link:
https://www.unpac.me/results/396bd61e-43dc-44c0-8822-e49f96815e24/
SH256 hash:
27bea233550adb3907c3cc47dee29f5f3e8a485e451448fe1897b456549fdef6
MD5 hash:
da8bf5c7585864b760bb8ee9f888981e
SHA1 hash:
5de83493cd194be375a0d055860f1bb836bc9b4a
Link:
https://www.unpac.me/results/396bd61e-43dc-44c0-8822-e49f96815e24/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/27bea233550a/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/27bea233550adb3907c3cc47dee29f5f3e8a485e451448fe1897b456549fdef6

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:AgentTeslaV3
Create hunting rule
Author:ditekshen
Description:AgentTeslaV3 infostealer payload
Rule name:INDICATOR_EXE_Packed_GEN01
Create hunting rule
Author:ditekSHen
Description:Detect packed .NET executables. Mostly AgentTeslaV4.
Rule name:INDICATOR_SUSPICIOUS_Binary_References_Browsers
Create hunting rule
Author:ditekSHen
Description:Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.
Rule name:INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many email and collaboration clients. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many file transfer clients. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing Windows vault credential objects. Observed in infostealers
Rule name:malware_Agenttesla_type2
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
Rule name:Multifamily_RAT_Detection
Create hunting rule
Author:Lucas Acha (http://www.lukeacha.com)
Description:Generic Detection for multiple RAT families, PUPs, Packers and suspicious executables
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

zip ed73a969c44608c4cdf33f91573b945625be75aa667a9c32320aad2883173aa7

AgentTesla

Executable exe 27bea233550adb3907c3cc47dee29f5f3e8a485e451448fe1897b456549fdef6

(this sample)

  
Dropped by
SHA256 ed73a969c44608c4cdf33f91573b945625be75aa667a9c32320aad2883173aa7
  
Dropped by
MD5 cf641cb0075c6f3dd1dc384d44f0cedf

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