MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 26478802054d3b697becfe35bd4ad089e68a4a6695225c45f61f8c91dd8827b9. 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 13 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 26478802054d3b697becfe35bd4ad089e68a4a6695225c45f61f8c91dd8827b9
SHA3-384 hash: 4a6a9ced1728a3a54bec624b8df97b430018a5d2195f3caa595524f18129bb1691eb2b995015bba8be8601d328efa707
SHA1 hash: 98d75efa196a2976f27db3b0ee5e7888e7b08b26
MD5 hash: 6616c5c81d2882350bdacb6c3ff7c2c9
humanhash: washington-west-video-enemy
File name:SecuriteInfo.com.Trojan.PackedNET.2370.16671.29527
Download: download sample
Signature AgentTesla
Create hunting rule
File size:903'168 bytes
First seen:2023-10-06 01:31:30 UTC
Last seen:2023-10-06 02:30:35 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'742 x AgentTesla, 19'606 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:/KiSAx5PWPQyOgr9GA2y2fR0YA71YEbm5l3xtnyqDYP88/T0Ap:/K7Ax5uPRR52xJ0YCYV5l3xtt0P88bb
Threatray 54 similar samples on MalwareBazaar
TLSH T19215EF23B1DDAAE8E0AD06B99C64F39E3B316C124831DD9A2C91F18D6530B0615F797F
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 72ceaeaeb2968eaa (57 x AgentTesla, 9 x Formbook, 7 x RemcosRAT)
Reporter SecuriteInfoCom
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
299
Origin country :
FR FR
Vendor Threat Intelligence
Detection(s):
Porcupine.Malware.58887.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Trojan.PackedNET.2370.16671.29527.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
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:
remcos
Link:
https://www.filescan.io/uploads/651f63941e07d7e1e9b39487/reports/f9fc8d68-b4a0-4715-b620-749192488d82/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/26478802054d3b697becfe35bd4ad089e68a4a6695225c45f61f8c91dd8827b9
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:
Malicious Packer
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/26beebb4-c4a0-4dbf-aae6-5c1087f23e10
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1320679
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Adds a directory exclusion to Windows Defender
Contains functionality to log keystrokes (.Net Source)
Found malware configuration
Icon mismatch, binary includes an icon from a different legit application in order to fool users
Injects a PE file into a foreign processes
Installs a global keyboard hook
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
Uses the Telegram API (likely for C&C communication)
Yara detected AgentTesla
Yara detected AntiVM3
Yara detected Generic Downloader
Yara detected Telegram RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1320679 Sample: SecuriteInfo.com.Trojan.Pac... Startdate: 06/10/2023 Architecture: WINDOWS Score: 100 36 api4.ipify.org 2->36 38 api.telegram.org 2->38 40 api.ipify.org 2->40 46 Found malware configuration 2->46 48 Malicious sample detected (through community Yara rule) 2->48 50 Icon mismatch, binary includes an icon from a different legit application in order to fool users 2->50 52 11 other signatures 2->52 8 SecuriteInfo.com.Trojan.PackedNET.2370.16671.29527.exe 7 2->8         started        12 mVBlZFaHNa.exe 5 2->12         started        signatures3 process4 file5 32 C:\Users\user\AppData\...\mVBlZFaHNa.exe, PE32 8->32 dropped 34 C:\Users\user\AppData\Local\...\tmpC98C.tmp, XML 8->34 dropped 54 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 8->54 56 Uses schtasks.exe or at.exe to add and modify task schedules 8->56 58 Adds a directory exclusion to Windows Defender 8->58 14 SecuriteInfo.com.Trojan.PackedNET.2370.16671.29527.exe 15 2 8->14         started        18 powershell.exe 22 8->18         started        20 schtasks.exe 1 8->20         started        60 Multi AV Scanner detection for dropped file 12->60 62 Machine Learning detection for dropped file 12->62 64 Injects a PE file into a foreign processes 12->64 22 mVBlZFaHNa.exe 12->22         started        24 schtasks.exe 1 12->24         started        signatures6 process7 dnsIp8 42 api4.ipify.org 104.237.62.212, 443, 49692, 49694 WEBNXUS United States 14->42 44 api.telegram.org 149.154.167.220, 443, 49693, 49695 TELEGRAMRU United Kingdom 14->44 66 Installs a global keyboard hook 14->66 26 conhost.exe 18->26         started        28 conhost.exe 20->28         started        68 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 22->68 70 Tries to steal Mail credentials (via file / registry access) 22->70 72 Tries to harvest and steal browser information (history, passwords, etc) 22->72 30 conhost.exe 24->30         started        signatures9 process10
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/26478802054d3b697becfe35bd4ad089e68a4a6695225c45f61f8c91dd8827b9/
Threat name:
ByteCode-MSIL.Trojan.LokiBot
Create hunting rule
Status:
Malicious
First seen:
2023-10-03 09:14:29 UTC
File Type:
PE (.Net Exe)
Extracted files:
10
AV detection:
23 of 38 (60.53%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=ezdyqaqfju5ws67m7y232swqrhtiustgsurfyrpwd6gjdxmie64q._file
Verdict:
malicious
Similar samples:
086495cde3e89171613dfbc1747b2ecc9d1a810a713d3c49e432ade7bbb61158
AgentTesla
6d8070624c9a9acdd20093644d4baa5481bb5a3e9ccc113e6a140bd721808585
AgentTesla
7266208dc8fb418f47fef760b7c35196336e8f2e3822108df59636d125d3568d
AgentTesla
927d6879bbfa7b3ce300974d8721f89a7cbfd6978dc9b22339eec12fd424a460
AgentTesla
9469f86dad566eb14d265d9b449de22d1b67b72c40dd3033f15a6243e376ab96
AgentTesla
994b21e92be8e881a30abd11ad20cd3c7315e81fe8c81cb0c6ce6e8318f76e46
AgentTesla
eded555a7a575a6335ccc1c59ac51b58eb00ba3f43a0d5ed66f2af28f4d3bcf6
AgentTesla
f171f8699ea2ebefdf7cdf2665d344cb46d0095c3fd89da5ed3c2bc0bdb3aaf3
AgentTesla
f94a62b2332593b4de3797cb1fb3127a682f2623d12e5f731157190526f6ef5c
AgentTesla
+ 44 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  7/10
Tags:
spyware stealer
Link:
https://tria.ge/reports/231006-bxyrtsae39/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
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
Unpacked files
SH256 hash:
54431b8241482126d4250c1e4afbc5ed230f4e5ec3f3d329816b5d8736658270
MD5 hash:
864b2a21cd2fe90f9fb3e9dfc6172415
SHA1 hash:
9b3d2ec6dbbb0b93d5d9d16da962aa0332b9152d
Link:
https://www.unpac.me/results/32194dc1-6538-4546-a24c-65539163ecbd/
SH256 hash:
ada4ea5c094abffc6d15078d9b3be190eab3d483e675c9471586122a3908fe60
MD5 hash:
3b597ca8239049e6dd24d7644ec8d66d
SHA1 hash:
69d6d65483913128b86a2dc48ae660bfb4e3d4af
Detections:
win_agent_tesla_g2
Create hunting rule
Link:
https://www.unpac.me/results/32194dc1-6538-4546-a24c-65539163ecbd/
Parent samples :
066ba5b7cf97baedc26dac3ee41b2ccf76e50784629b4b4952022ae0bba39e95
26478802054d3b697becfe35bd4ad089e68a4a6695225c45f61f8c91dd8827b9
50644de70b66f0785381df5f875b3de0f5a3d13e9eb2798cebcb23bb0ebab385
SH256 hash:
af3e210afaa1e08955be2dc6398dc1378f4853bbb194d361bfc624185c26e035
MD5 hash:
4e9e27fec96fdcb0870956b31542b3c9
SHA1 hash:
180f39d6df0f5837d96b45614e161318edaf52e7
Link:
https://www.unpac.me/results/32194dc1-6538-4546-a24c-65539163ecbd/
SH256 hash:
7ec118e70613ce2d9aee29cda2918ca710dde346c68d4da75c2ea0402e6d4391
MD5 hash:
1622a62bf6805b2dca82a8632eceac71
SHA1 hash:
071b72a5a1231149dfe4b9fcfa3a6ee49265ab7c
Link:
https://www.unpac.me/results/32194dc1-6538-4546-a24c-65539163ecbd/
SH256 hash:
26478802054d3b697becfe35bd4ad089e68a4a6695225c45f61f8c91dd8827b9
MD5 hash:
6616c5c81d2882350bdacb6c3ff7c2c9
SHA1 hash:
98d75efa196a2976f27db3b0ee5e7888e7b08b26
Link:
https://www.unpac.me/results/32194dc1-6538-4546-a24c-65539163ecbd/
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/26478802054d3b697becfe35bd4ad089e68a4a6695225c45f61f8c91dd8827b9

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:AgentTesla_DIFF_Common_Strings_01
Create hunting rule
Author:schmidtsz
Description:Identify partial Agent Tesla strings
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: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.

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