MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bf4f8188c3faa7123e942b8126e2bb173a3e371d0f42df0df617f39ef1c02d04. 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: 10


Intelligence 10 IOCs YARA 3 File information Comments
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SHA256 hash: bf4f8188c3faa7123e942b8126e2bb173a3e371d0f42df0df617f39ef1c02d04
SHA3-384 hash: effbc3fa4841fb7e7e3d463544ada0cf2f8233fb71c92dda5a6683d74f69b22f3a7042f1a3b455af8a14b1c3d644c9b4
SHA1 hash: 194b60bc1acf5b116e3d6fcfb5bac9131ad08122
MD5 hash: 2f012cdb93fc65b4eea83ce239d54d8f
humanhash: lake-item-pluto-mountain
File name:SecuriteInfo.com.W32.MSIL_Kryptik.GHM.gen.Eldorado.27122.1475
Download: download sample
Signature AgentTesla
Create hunting rule
File size:749'056 bytes
First seen:2023-01-15 16:37:10 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'741 x AgentTesla, 19'604 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:bP+VGYi3M5HyYxnB+yBauunLKe5a2Nhqkxp/1SAywKlN71obN/B:bPOic5SYP+OuLjceFNkRSr
Threatray 19'507 similar samples on MalwareBazaar
TLSH T128F46C3F07A815E2CFB5E67EEA84EE58FAD08482F6058D9E05C648435583A0739DBCDD
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)
Reporter SecuriteInfoCom
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
184
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SecuriteInfo.com.W32.MSIL_Kryptik.GHM.gen.Eldorado.27122.1475
Verdict:
Malicious activity
Analysis date:
2023-01-15 16:40:01 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/04d3213c-640f-4183-88c9-33068f9bcc30

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/353158/
Detection(s):
SecuriteInfo.com.W32.MSIL_Kryptik.GHM.gen.Eldorado.27122.1475.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a custom TCP request
Сreating synchronization primitives
Creating a file in the %AppData% directory
Creating a file in the %temp% directory
Launching a process
Creating a process with a hidden window
Unauthorized injection to a recently created process
Creating a file
Using the Windows Management Instrumentation requests
DNS request
Enabling autorun by creating a file
Verdict:
No Threat
Threat level:
  2/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/63c42becfdb7473299629685/reports/9515897f-23f2-4f7e-a06b-b37e658cb49f/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/3fb0f1d4-2d93-4aea-aa0e-4103e49f659f
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1151974
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains very large strings
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)
Sigma detected: Scheduled temp file as task from temp location
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 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
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 784706 Sample: SecuriteInfo.com.W32.MSIL_K... Startdate: 15/01/2023 Architecture: WINDOWS Score: 100 47 Snort IDS alert for network traffic 2->47 49 Malicious sample detected (through community Yara rule) 2->49 51 Sigma detected: Scheduled temp file as task from temp location 2->51 53 7 other signatures 2->53 7 SecuriteInfo.com.W32.MSIL_Kryptik.GHM.gen.Eldorado.27122.1475.exe 6 2->7         started        11 RgcxaagTdggjqR.exe 5 2->11         started        process3 file4 31 C:\Users\user\AppData\...\RgcxaagTdggjqR.exe, PE32 7->31 dropped 33 C:\Users\user\AppData\Local\...\tmpB6AA.tmp, XML 7->33 dropped 35 SecuriteInfo.com.W....27122.1475.exe.log, ASCII 7->35 dropped 55 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->55 57 May check the online IP address of the machine 7->57 59 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 7->59 61 Uses schtasks.exe or at.exe to add and modify task schedules 7->61 13 SecuriteInfo.com.W32.MSIL_Kryptik.GHM.gen.Eldorado.27122.1475.exe 15 2 7->13         started        17 schtasks.exe 1 7->17         started        63 Multi AV Scanner detection for dropped file 11->63 65 Machine Learning detection for dropped file 11->65 67 Injects a PE file into a foreign processes 11->67 19 RgcxaagTdggjqR.exe 14 2 11->19         started        21 schtasks.exe 1 11->21         started        23 RgcxaagTdggjqR.exe 11->23         started        25 RgcxaagTdggjqR.exe 11->25         started        signatures5 process6 dnsIp7 37 strictfacilityservices.com 111.118.212.38, 49696, 49698, 587 PUBLIC-DOMAIN-REGISTRYUS India 13->37 39 api4.ipify.org 64.185.227.155, 443, 49695, 49697 WEBNXUS United States 13->39 45 3 other IPs or domains 13->45 27 conhost.exe 17->27         started        41 mail.strictfacilityservices.com 19->41 43 api.ipify.org 19->43 69 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 19->69 71 Tries to steal Mail credentials (via file / registry access) 19->71 73 Tries to harvest and steal browser information (history, passwords, etc) 19->73 29 conhost.exe 21->29         started        signatures8 process9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/bf4f8188c3faa7123e942b8126e2bb173a3e371d0f42df0df617f39ef1c02d04/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2023-01-15 14:46:41 UTC
File Type:
PE (.Net Exe)
Extracted files:
11
AV detection:
19 of 26 (73.08%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=x5hydcgd7ktrepuufoasnyv3c45d4ny5b5bn6dpwc7zz54oafuca._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
11b9f67eb281cdf13dae80e0e6b549755355ffe3774a0ee63f902adf522615c3
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1818cc0b97f34215f7b517c8cccf9b7d2c38df6526782c9a24a935e2f1f2fd55
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52ab9f2e3878dd9fa61c7bbbdfff113485fb4c12f8af0fa28b938696d68e54bb
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6b985b8239b575b46b57f36daaa55e30efabf08e39f2a421e12f0e6b82cb5cc4
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b65c9b32608d8cb0f3fab995466eadf5461a471069dc7b801c3c5b14fa75fdb8
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ce5c147f75c354710869fde43cdc99afb90de8f43d5a0a58cd7456ade759b110
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e19bcbf0c3ca0fe5e246cede2ef4ee264d0908faf4ca4b39aeb687c443f85f91
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f8067bcbd115afe0e506baf9b9de74c07f088a6b9a4cbdaa70826c26b0d0fa95
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fa2301c017f32fbe205082b01c1608826ea7e7346739c338ff222648b0b14c89
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ffb64f4d42dd2de275cbf4ae7b334ffdd8920ff8fec95aca9900493472603d16
AgentTesla
+ 19'497 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  7/10
Tags:
collection spyware stealer
Link:
https://tria.ge/reports/230115-t5c47sch91/
Behaviour
outlook_office_path
outlook_win_path
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
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:
fc2dbfc5d53468ada511f2535ad6e5d659953333a91cb39d6b24bb65688e6bd8
MD5 hash:
ec866c34dd47682655c23e8c9b0b9a12
SHA1 hash:
8501ed6541aa20d27266580f5443248a1d225979
Link:
https://www.unpac.me/results/62d4ddff-0b89-40ac-a179-e061f3684295/
SH256 hash:
519d0851e79592b4397295d50febdcfc3e99945cab6c1006a39081e840957e86
MD5 hash:
e9ae1c901ee29a108c7ee7d94aef213d
SHA1 hash:
760650d83b56c32ab05492bf349343d80740a001
Link:
https://www.unpac.me/results/62d4ddff-0b89-40ac-a179-e061f3684295/
SH256 hash:
94c2ba257a21a0eb4527346753abdedc7bb2fe3aa72d20642546994626602129
MD5 hash:
874dcc6be499121b1425bfdff1f8ad46
SHA1 hash:
66f83bedc73876b77e152c604b8214bde86d965e
Link:
https://www.unpac.me/results/62d4ddff-0b89-40ac-a179-e061f3684295/
SH256 hash:
bf4f8188c3faa7123e942b8126e2bb173a3e371d0f42df0df617f39ef1c02d04
MD5 hash:
2f012cdb93fc65b4eea83ce239d54d8f
SHA1 hash:
194b60bc1acf5b116e3d6fcfb5bac9131ad08122
Link:
https://www.unpac.me/results/62d4ddff-0b89-40ac-a179-e061f3684295/
Malware family:
AgentTesla
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/bf4f8188c3fa/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.48
Link:
https://yomi.yoroi.company/submissions/bf4f8188c3faa7123e942b8126e2bb173a3e371d0f42df0df617f39ef1c02d04

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/353158/

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