MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f33b393a2b167aab842a2d21943bc83d9e345d5603fa0b7f1559f1e905aa446c. 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: 11


Intelligence 11 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f33b393a2b167aab842a2d21943bc83d9e345d5603fa0b7f1559f1e905aa446c
SHA3-384 hash: d10f5507584dd8e3c97387854be812b91880287c0f4d39291d405b5985fb0b71074f18cea8472c9b905b3e09aae6ad5e
SHA1 hash: 081104ad0231986c612108ff40c0d549268fae8e
MD5 hash: b1bc6686b35ad26f90dcab19b56f267b
humanhash: coffee-wisconsin-connecticut-stairway
File name:Ağustos Satın Alma Siparişi-081723.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:84'480 bytes
First seen:2023-08-17 18:26:02 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'742 x AgentTesla, 19'606 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 1536:5U49Nhx45DT2BDcRc4B5aG/RGThdcRhAvrr6oBaQ:SWk7GThdcloAQ
Threatray 5'552 similar samples on MalwareBazaar
TLSH T19F833A282FDC8723C3BA12B9B5B102059B75F097B512EB8EBE4C15D91FA3390856179F
TrID 60.4% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.8% (.SCR) Windows screen saver (13097/50/3)
8.7% (.EXE) Win64 Executable (generic) (10523/12/4)
5.4% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.1% (.EXE) Win16 NE executable (generic) (5038/12/1)
Reporter abuse_ch
Tags:AgentTesla exe geo TUR

Intelligence

File Origin
# of uploads :
1
# of downloads :
271
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
Ağustos Satın Alma Siparişi-081723.exe
Verdict:
Malicious activity
Analysis date:
2023-08-17 18:54:08 UTC
Tags:
stealer agenttesla
Link:
https://app.any.run/tasks/c23683b3-3ca9-41f9-ad1d-cabd16956d80

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/443327/
Detection(s):
SecuriteInfo.com.Trojan.DownLoaderNET.725.32485.9896.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Сreating synchronization primitives
DNS request
Sending a custom TCP request
Creating a file in the %AppData% directory
Launching a process
Creating a file
Using the Windows Management Instrumentation requests
Searching for the window
Enabling autorun by creating a file
Unauthorized injection to a system process
Gathering data
Verdict:
Malicious
Labled as:
MSIL/Kryptik.AJKY trojan
Link:
https://www.hybrid-analysis.com/sample/f33b393a2b167aab842a2d21943bc83d9e345d5603fa0b7f1559f1e905aa446c
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.
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/9a777b7b-e3b5-45c7-b5d9-28a269e0cff0
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1293050
Signature
.NET source code contains potential unpacker
Drops VBS files to the startup folder
Found malware configuration
Injects a PE file into a foreign processes
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)
Sample uses process hollowing technique
Sample uses string decryption to hide its real strings
Sigma detected: Drops script at startup 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 steal Mail credentials (via file / registry access)
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected AntiVM3
Yara detected Costura Assembly Loader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1293050 Sample: A#U011fustos_Sat#U0131n_Alm... Startdate: 17/08/2023 Architecture: WINDOWS Score: 100 62 Snort IDS alert for network traffic 2->62 64 Found malware configuration 2->64 66 Malicious sample detected (through community Yara rule) 2->66 68 8 other signatures 2->68 7 A#U011fustos_Sat#U0131n_Alma_Sipari#U015fi-081723.exe 15 7 2->7         started        12 wscript.exe 1 2->12         started        14 Video.UI.exe 2->14         started        process3 dnsIp4 44 web.fe.1drv.com 7->44 46 onedrive.live.com 7->46 50 2 other IPs or domains 7->50 30 C:\Users\user\AppData\Roaming\Xoullldp.exe, PE32 7->30 dropped 32 C:\Users\user\AppData\...\Xoullldp.vbs, ASCII 7->32 dropped 70 Drops VBS files to the startup folder 7->70 72 Writes to foreign memory regions 7->72 74 Sample uses process hollowing technique 7->74 76 Injects a PE file into a foreign processes 7->76 16 MSBuild.exe 14 2 7->16         started        20 MSBuild.exe 7->20         started        22 Xoullldp.exe 14 6 12->22         started        48 settings-ssl.xboxlive.com 14->48 file5 signatures6 process7 dnsIp8 34 discord.com 162.159.137.232, 443, 49732 CLOUDFLARENETUS United States 16->34 36 192.168.2.1 unknown unknown 16->36 56 Tries to steal Mail credentials (via file / registry access) 16->56 58 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 20->58 38 web.fe.1drv.com 22->38 40 onedrive.live.com 22->40 42 2 other IPs or domains 22->42 60 Multi AV Scanner detection for dropped file 22->60 24 MSBuild.exe 22->24         started        28 MSBuild.exe 22->28         started        signatures9 process10 dnsIp11 52 162.159.136.232, 443, 49781 CLOUDFLARENETUS United States 24->52 54 discord.com 24->54 78 Tries to steal Mail credentials (via file / registry access) 24->78 80 Tries to harvest and steal browser information (history, passwords, etc) 24->80 signatures12
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/f33b393a2b167aab842a2d21943bc83d9e345d5603fa0b7f1559f1e905aa446c/
Threat name:
Win32.Trojan.Leonem
Create hunting rule
Status:
Malicious
First seen:
2023-08-17 03:28:08 UTC
File Type:
PE (.Net Exe)
Extracted files:
4
AV detection:
14 of 38 (36.84%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=6m5tsorlcz5kxbbkfuqzio6ihwpdixkwap5aw7yvlhy6sbnkirwa._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
0658452ccc78328852c795489f159daee6833e8101dc16ac93538c6c7c8b39df
AgentTesla
0f249132a60bf6e772fc500ac0fe11a564feae9e738f29c40424f88ff5ba623f
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24302177dedad82f4cd086b6b2014c4832f356753968c97f80a42bdb00dad095
AgentTesla
478d51fa24c69ccaa66567cbcdf3105f7c302bbba2b88db7cfee19fe84acf64f
AgentTesla
571ae8e686b2690a1448a466ad229976f5f0f271969dc507c586174dc4c83cb8
AgentTesla
a19c0c04a2c24a58561e7e3ac33044236b7978c2b7f18958e52af6a37705b6b5
AgentTesla
ac0ec8320601c7a274a4a97536cc6f3387964581b1a676d0c276381437967ca0
AgentTesla
d937b12e3eb1af2267ec3056f84a62d66f620273a068820b9c650b42391365ab
AgentTesla
e548b630d4bb71e90b02d96f0088b174e886777980bace4e182ad076bb398b6f
AgentTesla
f9c4bbc7b6a427a5fcd5d462d402456e604e7fcf1a21d350f3cc7f894f0e4484
AgentTesla
+ 5'542 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  7/10
Tags:
n/a
Link:
https://tria.ge/reports/230817-w277aadf6t/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Drops startup file
Unpacked files
SH256 hash:
f33b393a2b167aab842a2d21943bc83d9e345d5603fa0b7f1559f1e905aa446c
MD5 hash:
b1bc6686b35ad26f90dcab19b56f267b
SHA1 hash:
081104ad0231986c612108ff40c0d549268fae8e
Link:
https://www.unpac.me/results/0f306660-4ace-4b7f-8cf9-d854bed1b522/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/f33b393a2b16/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/f33b393a2b167aab842a2d21943bc83d9e345d5603fa0b7f1559f1e905aa446c

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:INDICATOR_EXE_Packed_GEN01
Create hunting rule
Author:ditekSHen
Description:Detect packed .NET executables. Mostly AgentTeslaV4.
Rule name:NET
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

Executable exe f33b393a2b167aab842a2d21943bc83d9e345d5603fa0b7f1559f1e905aa446c

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/443327/

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