MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f23e3fb55ed796ffce910533d5e6886e4c84d22195054c16540baf515b0113c2. 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: f23e3fb55ed796ffce910533d5e6886e4c84d22195054c16540baf515b0113c2
SHA3-384 hash: 29c8310aa43ad6b88af92a51759a727b0cb4d31e7796e2b297eb70ca19c702888e5f4860d5bbb2a068ece50245d38b70
SHA1 hash: 79a0fb5d85331fe8ab6e0c4ef6ac4416a3954d75
MD5 hash: 207f3d1b002d604ca2e230e9e5b5abe8
humanhash: oranges-romeo-washington-colorado
File name:Payment Receipt.pdf.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:825'344 bytes
First seen:2023-02-01 08:24:52 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'742 x AgentTesla, 19'607 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:FnzVG9SEfrQ8hFz5JTQCaosJ584ENRu67fr8z9i7+pvfCWtOMnW:FnpGLhP1JEV85mUfr8zw6RKh
TLSH T1AE0501E2528A0664E82F5EB8D331AE64913FFE7A7D9EF5443E58B08673732C53121613
TrID 66.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
9.5% (.EXE) Win64 Executable (generic) (10523/12/4)
5.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.5% (.EXE) Win16 NE executable (generic) (5038/12/1)
4.0% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 00068e8e96961600 (1 x AgentTesla)
Reporter lowmal3
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
188
Origin country :
DE DE
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
Payment Receipt.pdf.exe
Verdict:
Malicious activity
Analysis date:
2023-02-01 08:26:35 UTC
Tags:
trojan rat agenttesla
Link:
https://app.any.run/tasks/a76eccbf-6662-4233-974b-2b6688125398

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/358905/
Detection(s):
SecuriteInfo.com.Trojan.Inject4.45756.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Creating a file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
mimikatz packed
Link:
https://www.filescan.io/uploads/63da21e0447edb203a0258cc/reports/2b606fb4-aebe-4e25-827c-5bcf88fe9322/overview
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/754aa332-4197-4cb6-9204-04bb011c8bc2
Result
Threat name:
AgentTesla, zgRAT
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1162994
Signature
Hides that the sample has been downloaded from the Internet (zone.identifier)
Initial sample is a PE file and has a suspicious name
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 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 an obfuscated file name to hide its real file extension (double extension)
Yara detected AgentTesla
Yara detected AntiVM3
Yara detected zgRAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 795752 Sample: Payment Receipt.pdf.exe Startdate: 01/02/2023 Architecture: WINDOWS Score: 100 43 Snort IDS alert for network traffic 2->43 45 Malicious sample detected (through community Yara rule) 2->45 47 Multi AV Scanner detection for submitted file 2->47 49 10 other signatures 2->49 6 IctDDde.exe 3 2->6         started        9 Payment Receipt.pdf.exe 3 2->9         started        12 IctDDde.exe 2 2->12         started        process3 file4 51 Multi AV Scanner detection for dropped file 6->51 53 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 6->53 55 May check the online IP address of the machine 6->55 59 2 other signatures 6->59 14 IctDDde.exe 14 7 6->14         started        27 C:\Users\user\...\Payment Receipt.pdf.exe.log, ASCII 9->27 dropped 57 Injects a PE file into a foreign processes 9->57 18 Payment Receipt.pdf.exe 17 10 9->18         started        21 IctDDde.exe 7 12->21         started        signatures5 process6 dnsIp7 29 smtp.unique-lenduse.de 14->29 31 208.91.199.224, 49720, 587 PUBLIC-DOMAIN-REGISTRYUS United States 14->31 37 2 other IPs or domains 14->37 33 api4.ipify.org 64.185.227.155, 443, 49715, 49718 WEBNXUS United States 18->33 35 us2.smtp.mailhostbox.com 208.91.198.143, 49716, 49717, 49725 PUBLIC-DOMAIN-REGISTRYUS United States 18->35 39 3 other IPs or domains 18->39 23 C:\Users\user\AppData\Roaming\...\IctDDde.exe, PE32 18->23 dropped 25 C:\Users\user\...\IctDDde.exe:Zone.Identifier, ASCII 18->25 dropped 61 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 18->61 63 Tries to steal Mail credentials (via file / registry access) 18->63 65 Hides that the sample has been downloaded from the Internet (zone.identifier) 18->65 41 2 other IPs or domains 21->41 67 Tries to harvest and steal browser information (history, passwords, etc) 21->67 file8 69 May check the online IP address of the machine 29->69 signatures9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/f23e3fb55ed796ffce910533d5e6886e4c84d22195054c16540baf515b0113c2/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2023-01-31 11:42:53 UTC
File Type:
PE (.Net Exe)
Extracted files:
14
AV detection:
17 of 26 (65.38%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=6i7d7nk626lp7turauz5lzuinzgijurbsucuyfsuboxvcwybcpba._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Result
Malware family:
n/a
Score:
  10/10
Tags:
collection persistence spyware stealer
Link:
https://tria.ge/reports/230201-kbamjsed5w/
Behaviour
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
Unpacked files
SH256 hash:
178cc7474b323b0ae6b3095ff67127726530d9d44be5cb58ba7315ef3a1199ad
MD5 hash:
159af9cf7f94d64c8120c80268965306
SHA1 hash:
fb41ab37af2c83e96d97e9cd066f90e72d4887ea
Link:
https://www.unpac.me/results/ecde19e4-a7e2-4e66-a440-8be6342b9dfe/
SH256 hash:
5c470f8374d9797176d98926c5e1973a0cf2f90db86ebb3f1ca5179aa7ad6fe6
MD5 hash:
c8c1e80ff6bcf891eaedcafd0e8734cd
SHA1 hash:
e2366dc52197b3be84167485ed1d61921b680e38
Link:
https://www.unpac.me/results/ecde19e4-a7e2-4e66-a440-8be6342b9dfe/
SH256 hash:
41da94b4eb0af497a546b00a542f2e6f5d44c479f61b482e9cac7590816ea842
MD5 hash:
58b3460a03c2ca889c3539606f34c14b
SHA1 hash:
3cdce939b4c1621aba30ef90936f2d4f185248a5
Link:
https://www.unpac.me/results/ecde19e4-a7e2-4e66-a440-8be6342b9dfe/
SH256 hash:
ff1b42ea7d56a37eae801adbddb7116f52a4664c0b41302736f522852edc2747
MD5 hash:
89ac57478044c57c7195943116a521e0
SHA1 hash:
1ff2bafeed795423e3538d810bda8e1e3fcdcfa5
Link:
https://www.unpac.me/results/ecde19e4-a7e2-4e66-a440-8be6342b9dfe/
SH256 hash:
5aa2368873a7a71b2081e148bbe3ea2a773776e06fb2cdb1187322cf883aa1ac
MD5 hash:
f9af27f1f32dd13de03c0cd95e45e5e3
SHA1 hash:
06cc31e978526ca9809b27f03d150a9e74fde46c
Link:
https://www.unpac.me/results/ecde19e4-a7e2-4e66-a440-8be6342b9dfe/
SH256 hash:
f23e3fb55ed796ffce910533d5e6886e4c84d22195054c16540baf515b0113c2
MD5 hash:
207f3d1b002d604ca2e230e9e5b5abe8
SHA1 hash:
79a0fb5d85331fe8ab6e0c4ef6ac4416a3954d75
Link:
https://www.unpac.me/results/ecde19e4-a7e2-4e66-a440-8be6342b9dfe/
Malware family:
AgentTesla
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/f23e3fb55ed7/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.45
Link:
https://yomi.yoroi.company/submissions/f23e3fb55ed796ffce910533d5e6886e4c84d22195054c16540baf515b0113c2

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.

Malspam

AgentTesla

Executable exe f23e3fb55ed796ffce910533d5e6886e4c84d22195054c16540baf515b0113c2

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/358905/

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