MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f022b03b270b8b1d9cd7d8770cad609e7fb14f88220455f7f35f1010fef4d44e. 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: 14


Intelligence 14 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f022b03b270b8b1d9cd7d8770cad609e7fb14f88220455f7f35f1010fef4d44e
SHA3-384 hash: a0dfcab0ec7e24af6b5b55fd7e2310b57a4c690fe86173c5fd9ea8f2a25ed0068effb7f3c34f1a3b4b361996e15458d8
SHA1 hash: 5f515f7b4691701b343d6fdc2babde88e1ecd4f6
MD5 hash: f83cdc4f967d66ccaedc5984d22b444a
humanhash: twenty-robin-mississippi-eighteen
File name:shipping documents.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:319'770 bytes
First seen:2023-02-23 12:40:09 UTC
Last seen:2023-02-25 15:30:10 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 61259b55b8912888e90f516ca08dc514 (1'059 x Formbook, 741 x AgentTesla, 427 x GuLoader)
ssdeep 6144:/Ya6uzZGGt4cxY6bMXRnTJCuzxc4gXluqYiX2iW5qGb9Z:/YIzx5yRTJCuxc4gXlFmi+3b9Z
Threatray 1'619 similar samples on MalwareBazaar
TLSH T1696422A01A81C8B3FC6155766739552BA9FBF4125DB0935B07610B2EFC27AC1EA4F3C2
TrID 47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
15.9% (.EXE) Win64 Executable (generic) (10523/12/4)
9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
6.8% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon b2a89c96a2cada72 (2'283 x Formbook, 981 x Loki, 803 x AgentTesla)
Reporter lowmal3
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
9
# of downloads :
215
Origin country :
DE DE
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
shipping documents.exe
Verdict:
Malicious activity
Analysis date:
2023-02-23 12:40:45 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/c160c25d-4408-427e-a641-2bf8fbc4883a

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/369273/
Detection(s):
SecuriteInfo.com.Trojan.NSISX.Spy.Gen.24.12240.18715.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a file in the %temp% directory
Creating a window
Creating a process from a recently created file
Creating a file in the %AppData% subdirectories
Using the Windows Management Instrumentation requests
Сreating synchronization primitives
DNS request
Sending a custom TCP request
Reading critical registry keys
Setting a keyboard event handler
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a recently created process by context flags manipulation
Stealing user critical data
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
83%
Tags:
overlay packed shell32.dll
Link:
https://www.filescan.io/uploads/63f75ee201b99ad33e83349f/reports/67a5bff4-4fd1-4aa7-9c32-9bb9954fefd6/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/f022b03b270b8b1d9cd7d8770cad609e7fb14f88220455f7f35f1010fef4d44e
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/6019bfd5-25e6-4aaa-b6c6-c3f9d7125c2d
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1181300
Signature
Creates multiple autostart registry keys
Detected unpacking (creates a PE file in dynamic memory)
Executable has a suspicious name (potential lure to open the executable)
Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors)
Initial sample is a PE file and has a suspicious name
Installs a global keyboard hook
Machine Learning detection for dropped file
Machine Learning detection for sample
Maps a DLL or memory area into another process
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 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 the Telegram API (likely for C&C communication)
Yara detected AgentTesla
Yara detected Telegram RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 814131 Sample: shipping documents.exe Startdate: 23/02/2023 Architecture: WINDOWS Score: 100 51 Snort IDS alert for network traffic 2->51 53 Multi AV Scanner detection for submitted file 2->53 55 Yara detected Telegram RAT 2->55 57 5 other signatures 2->57 7 shipping documents.exe 19 2->7         started        10 oxhdmvrbwg.exe 1 2->10         started        13 oxhdmvrbwg.exe 1 2->13         started        process3 file4 33 C:\Users\user\AppData\Local\...\ueluihtu.exe, PE32 7->33 dropped 15 ueluihtu.exe 1 3 7->15         started        59 Multi AV Scanner detection for dropped file 10->59 61 Machine Learning detection for dropped file 10->61 19 WerFault.exe 3 10 10->19         started        21 conhost.exe 10->21         started        23 WerFault.exe 10 13->23         started        25 conhost.exe 13->25         started        signatures5 process6 file7 35 C:\Users\user\AppData\...\oxhdmvrbwg.exe, PE32 15->35 dropped 43 Multi AV Scanner detection for dropped file 15->43 45 Detected unpacking (creates a PE file in dynamic memory) 15->45 47 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 15->47 49 6 other signatures 15->49 27 ueluihtu.exe 17 3 15->27         started        31 conhost.exe 15->31         started        signatures8 process9 dnsIp10 37 api4.ipify.org 104.237.62.211, 443, 49704 WEBNXUS United States 27->37 39 api.telegram.org 149.154.167.220, 443, 49705 TELEGRAMRU United Kingdom 27->39 41 api.ipify.org 27->41 63 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 27->63 65 Tries to steal Mail credentials (via file / registry access) 27->65 67 Creates multiple autostart registry keys 27->67 69 2 other signatures 27->69 signatures11
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/f022b03b270b8b1d9cd7d8770cad609e7fb14f88220455f7f35f1010fef4d44e/
Threat name:
Win32.Trojan.Leonem
Create hunting rule
Status:
Malicious
First seen:
2023-02-23 10:20:35 UTC
File Type:
PE (Exe)
Extracted files:
4
AV detection:
21 of 25 (84.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=6arlaozhbofr3hgx3b3qzllatz73ct4ieicfl57tl4ibb7xu2rha._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
106e615cf4c53bf171b4dfc288bdddb82e3eddb407399bc18488cd2483f9d871
AgentTesla
36b012ce5d49946e13199b08e3b41589b4eeb80e429628031d6aab90bb2804ae
AgentTesla
4d13c083733f91952877388ea9aca09aab32bb5f31a422c0fb0590921cb2316e
AgentTesla
506cd82114715316ac634852726575bca6bbb040ddef761d253cc6e26562330f
AgentTesla
808bb32f710ae23d2a4b53b873f766bf56d905dbe8e51810edd15ff79538cd94
AgentTesla
b1c86264a08c92aaec1c6cdd9dea602387c0cc2a14d7fd715165a18a757c4ea2
AgentTesla
cab8030aedb4d80563698d091a018b5a43d817b31dbe937d5f27f944722cd9ac
AgentTesla
e1a66f390e76e30596af270ea6a93a585f5e5f915df3b164a39d0325464e1d12
AgentTesla
e92d947e5ba510e9dff65b5e87e56e08df8c70e1bd9a05ea7ed08a860b957295
AgentTesla
+ 1'609 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/230223-pwr5jshf8y/
Behaviour
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Enumerates physical storage devices
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Adds Run key to start application
Looks up external IP address via web service
Executes dropped EXE
Loads dropped DLL
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla
Malware Config
C2 Extraction:
https://api.telegram.org/bot5662683474:AAFvSjyPXTiwhBPcFi8of3_-_FCdfhhN8x0/
Unpacked files
SH256 hash:
f0b650cd97198102a907f6ce394c0955fbba45c80eb4a8b5aa4ecd31b7292e70
MD5 hash:
a5d3681999ab68e9a4e0a5aa2d6e076d
SHA1 hash:
5353197561d18734d2f4f59af8badc8b9527f9a4
Link:
https://www.unpac.me/results/4f0d3b39-f38d-484a-820b-1792e64a876b/
SH256 hash:
7ea36e303e924fcd3ae11d71fb153bf8eb81d2d76dd01205db465ba72ebb3ad5
MD5 hash:
e2891d802502d26a63f7d3b9d1a03a61
SHA1 hash:
16183e4fa8434a9e7336c7c28f0e1f76ba76599b
Link:
https://www.unpac.me/results/4f0d3b39-f38d-484a-820b-1792e64a876b/
SH256 hash:
b3d3f7f8f8cdc0c229f02037baf3aa3f6c22d9843b137aba0550783169d4e2e2
MD5 hash:
dbca12d7fc344480c67354715eb37813
SHA1 hash:
3e7091ffc4f0de95532045a923739feb12e1ee0c
Link:
https://www.unpac.me/results/4f0d3b39-f38d-484a-820b-1792e64a876b/
SH256 hash:
f022b03b270b8b1d9cd7d8770cad609e7fb14f88220455f7f35f1010fef4d44e
MD5 hash:
f83cdc4f967d66ccaedc5984d22b444a
SHA1 hash:
5f515f7b4691701b343d6fdc2babde88e1ecd4f6
Link:
https://www.unpac.me/results/4f0d3b39-f38d-484a-820b-1792e64a876b/
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/f022b03b270b8b1d9cd7d8770cad609e7fb14f88220455f7f35f1010fef4d44e

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:cobalt_strike_tmp01925d3f
Create hunting rule
Author:The DFIR Report
Description:files - file ~tmp01925d3f.exe
Reference:https://thedfirreport.com
Rule name:pe_imphash
Create hunting rule
Rule name:shellcode
Create hunting rule
Author:nex
Description:Matched shellcode byte patterns
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 79d1ad385ff4ee5fdec120ee54fa93ec6c439b8ee329eaca356b3172e942ec4f

AgentTesla

Executable exe f022b03b270b8b1d9cd7d8770cad609e7fb14f88220455f7f35f1010fef4d44e

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/369273/
  
Dropped by
SHA256 79d1ad385ff4ee5fdec120ee54fa93ec6c439b8ee329eaca356b3172e942ec4f
  
Dropped by
MD5 c0303a097571f258f3b10722341cd4c6
  
Dropped by
SHA256 18dcbec628d3f7eae031ba1562dc03abb4d9fba8180d23fa23b9f4a6b08be77d
  
Dropped by
MD5 69d340bbe16ce2768a6b2c9a20bf7026
  
Dropped by
SHA256 23b686ea37070c291cc03cf7b42b17703b6904e6c646be0a01dfed10331eaafb
  
Dropped by
MD5 51a92ed6e56a6bf48c198f3e075cbb2f
  
Dropped by
SHA256 edc05b4c61cded29ebfcd1df0e52b54e23fe8f8cf1dd95e11230d8f70d4a6af9
  
Dropped by
MD5 b4d076fd92bfe2725854063a3bd847c9

Comments