MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bb455210f31c280bcc19cf45abe2c1c4dada8e2f97d37f6241b8a299b2232813. 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: 17


Intelligence 17 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: bb455210f31c280bcc19cf45abe2c1c4dada8e2f97d37f6241b8a299b2232813
SHA3-384 hash: 3160a9bea4b958741e4b106a2b20e57658e1b4945fe97889697744c9ef7c321567ffbf3fec60ff379b749a98a7f28346
SHA1 hash: beda38c23c81717977bdcfa07298ebdbecdd0746
MD5 hash: 6e550f1af95dd0a4234cfd9ce531b3ab
humanhash: kentucky-beer-wisconsin-item
File name:shipping Doc.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:853'504 bytes
First seen:2023-09-13 07:59:52 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 24576:iV+FV5k8uHTyag8wyHMjqFhf9NTnl39r:ieXyy38wKf9N
Threatray 2'004 similar samples on MalwareBazaar
TLSH T14805224D03DEAB82EABE13B974F022158336F4233417EA2E5DC8A5D227737999744787
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 acac0001000001a2 (15 x AgentTesla, 4 x SnakeKeylogger, 1 x Formbook)
Reporter cocaman
Tags:AgentTesla exe Shipping

Intelligence

File Origin
# of uploads :
1
# of downloads :
297
Origin country :
CH CH
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
shipping Doc.exe
Verdict:
Malicious activity
Analysis date:
2023-09-13 08:02:04 UTC
Tags:
agenttesla stealer trojan
Link:
https://app.any.run/tasks/b94a80b5-1b49-4018-9919-cf25f8c2fb99

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
AgentTesla
Create hunting rule
Link:
https://www.capesandbox.com/analysis/448323/
Detection(s):
SecuriteInfo.com.Trojan.DownLoaderNET.710.4563.28833.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Сreating synchronization primitives
Creating a process with a hidden window
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Creating a file in the %temp% directory
Launching a process
Adding an exclusion to Microsoft Defender
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
masquerade packed
Link:
https://www.filescan.io/uploads/65016c0bb572d5a2189b1957/reports/d8610915-e0bf-4a81-86bd-e72e475dd39d/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/bb455210f31c280bcc19cf45abe2c1c4dada8e2f97d37f6241b8a299b2232813
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/36f2c44c-6ede-476a-9e87-72f34921dd76
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1308336
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Adds a directory exclusion to Windows Defender
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Contains functionality to log keystrokes (.Net Source)
Found malware configuration
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
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 string decryption to hide its real strings
Sigma detected: Scheduled temp file as task from temp location
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 schtasks.exe or at.exe to add and modify task schedules
Writes to foreign memory regions
Yara detected AgentTesla
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1308336 Sample: shipping_Doc.exe Startdate: 14/09/2023 Architecture: WINDOWS Score: 100 52 Snort IDS alert for network traffic 2->52 54 Found malware configuration 2->54 56 Antivirus / Scanner detection for submitted sample 2->56 58 9 other signatures 2->58 7 LRvwazJwmu.exe 5 2->7         started        10 shipping_Doc.exe 7 2->10         started        13 fCVSa.exe 2->13         started        15 fCVSa.exe 2->15         started        process3 file4 70 Antivirus detection for dropped file 7->70 72 Multi AV Scanner detection for dropped file 7->72 74 Machine Learning detection for dropped file 7->74 80 3 other signatures 7->80 17 RegSvcs.exe 7->17         started        21 schtasks.exe 7->21         started        46 C:\Users\user\AppData\...\LRvwazJwmu.exe, PE32 10->46 dropped 48 C:\Users\user\AppData\Local\...\tmp2923.tmp, XML 10->48 dropped 76 Uses schtasks.exe or at.exe to add and modify task schedules 10->76 78 Adds a directory exclusion to Windows Defender 10->78 23 RegSvcs.exe 2 4 10->23         started        26 powershell.exe 21 10->26         started        28 powershell.exe 21 10->28         started        30 schtasks.exe 1 10->30         started        32 conhost.exe 13->32         started        34 conhost.exe 15->34         started        signatures5 process6 dnsIp7 60 Tries to harvest and steal browser information (history, passwords, etc) 17->60 62 Hides that the sample has been downloaded from the Internet (zone.identifier) 17->62 36 conhost.exe 21->36         started        50 mail.unitechautomations.com 192.185.129.60, 49712, 49713, 49714 UNIFIEDLAYER-AS-1US United States 23->50 44 C:\Users\user\AppData\Roaming\...\fCVSa.exe, PE32 23->44 dropped 64 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 23->64 66 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 23->66 68 Tries to steal Mail credentials (via file / registry access) 23->68 38 conhost.exe 26->38         started        40 conhost.exe 28->40         started        42 conhost.exe 30->42         started        file8 signatures9 process10
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/bb455210f31c280bcc19cf45abe2c1c4dada8e2f97d37f6241b8a299b2232813/
Threat name:
ByteCode-MSIL.Spyware.Negasteal
Create hunting rule
Status:
Malicious
First seen:
2023-09-12 09:18:32 UTC
File Type:
PE (.Net Exe)
Extracted files:
6
AV detection:
20 of 23 (86.96%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=xncveehtdquaxtazz5c2xywbytnnvdrps7jx6ysbxcrjtmrdfajq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
085c615e80911a5a93b3f1262ca71b88f81be327d2d3b594376a5b4e5533e68f
AgentTesla
29dbebeec58981c106716f9c9db0137f7ff0e808f60577a9e1a29050d036861d
AgentTesla
3de5721129e50c9573655c4ae31b46034ed39728ef5cab7430f85e4fd72bc5ed
AgentTesla
3fe9103adecda23d95d26002f02d3c7a46931b2cdb7953faa253a91683017ea7
AgentTesla
54a4835f819094c8318efd84be088c0d37c81cb595da640bd563e5e8f4fa378d
AgentTesla
a4ad4601041ce6d58fb2468be1a3570c6d4e8c0914762972d3ea9a7e66fb85f6
AgentTesla
b3f8e456aeaba0afc976104eeec20357a09e59da003df7061c954cb434f877ef
AgentTesla
bf3656cb6efbbc781ba5c11b9772fbf0fb0245ee08149ea66f880bdf5693907d
AgentTesla
fcd2ed1088d64779e16e5134652d8360212e613b75c6cd5929216cabe27cfeeb
AgentTesla
+ 1'994 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/230913-jv1seach94/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
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
Checks computer location settings
AgentTesla
Unpacked files
SH256 hash:
d7b38caef9c588da8f8231b40e7906531acee4f59546979f170149464a9ffb2c
MD5 hash:
64384d29215dd9a47f95f129c6188ceb
SHA1 hash:
bc08ddd71d952d99fa8238462a5dbb592619ebf3
Link:
https://www.unpac.me/results/9729b3a5-4637-44f4-97f2-800ff960f15b/
SH256 hash:
eb86083196618495db7e96ee0f94fbf15c5a4b1b435b50d5096cef76cc37e258
MD5 hash:
e1e657881ecf07639b35fdbb465f6ed6
SHA1 hash:
93b145210502dae87dd88fd6b848f54818f021ad
Detections:
AgentTesla
Create hunting rule
Link:
https://www.unpac.me/results/9729b3a5-4637-44f4-97f2-800ff960f15b/
Parent samples :
99e3eacb8e3e7a864986921418025df3e67f4e8e0c0c63337a7e58ce7e810ed5
bb455210f31c280bcc19cf45abe2c1c4dada8e2f97d37f6241b8a299b2232813
657c920b2a5333f8dfadd7fa40d1fa0e741526e4d539530961562f9db55ac27b
99a8dbacf70de531b3f0fe81ab684aebb845ddf2148942548edbb23f239aa487
SH256 hash:
e5a2ad0adf8a944ebceee6a80f80fd5c2d3600a8490b86688b260fc5bff38834
MD5 hash:
23c6adadd74294274a66a378cb1f81d7
SHA1 hash:
7fb7da98506eaadb5901b69d3a849041fe9576e8
Link:
https://www.unpac.me/results/9729b3a5-4637-44f4-97f2-800ff960f15b/
SH256 hash:
0630b864e828fff2d66f33ab7d00fad231df4c00fc0bbad313ee0d12ca503198
MD5 hash:
f559a9abbd849eb977d262d597d6e4fd
SHA1 hash:
0a8769b40b026852690c89b913c2812817ef43c8
Link:
https://www.unpac.me/results/9729b3a5-4637-44f4-97f2-800ff960f15b/
Parent samples :
cef72412a1dd9486bae5f7e606d4330660fba98575ba1c939559ccc83536f41a
81ccf158093718305b3499d0f16d8a82bcad69f2740066daca8d5b5ca9979688
SH256 hash:
bb455210f31c280bcc19cf45abe2c1c4dada8e2f97d37f6241b8a299b2232813
MD5 hash:
6e550f1af95dd0a4234cfd9ce531b3ab
SHA1 hash:
beda38c23c81717977bdcfa07298ebdbecdd0746
Link:
https://www.unpac.me/results/9729b3a5-4637-44f4-97f2-800ff960f15b/
Malware family:
AgentTesla.v4
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/bb455210f31c/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.

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: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

zip 43d353056e5397f1db4bf19e887961f79126a5ca863968cb2ba01f2122d84aba

AgentTesla

Executable exe bb455210f31c280bcc19cf45abe2c1c4dada8e2f97d37f6241b8a299b2232813

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 43d353056e5397f1db4bf19e887961f79126a5ca863968cb2ba01f2122d84aba
Cape
Cape
https://www.capesandbox.com/analysis/448323/
  
Dropped by
MD5 cd42054aedd6aed2f0487d5b903deb24

Comments