MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a1d11129a5202dec1927642f82f5d766217d8abfb00fa88c79e9266cbdcb4f08. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a1d11129a5202dec1927642f82f5d766217d8abfb00fa88c79e9266cbdcb4f08
SHA3-384 hash: f7feb3f3d785088c158901adc5238e4d6f00f6733d5f954a6d096367e016242ba9c5e87b2b4598ccbd3cade6ad32bf50
SHA1 hash: dcac53c6badd60c7b042067d496b4e589eb3f49e
MD5 hash: eddb51444437ebe5e42164dd30ea5759
humanhash: aspen-princess-west-venus
File name:Outstanding Balance.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:693'760 bytes
First seen:2022-05-14 10:39:15 UTC
Last seen:2022-05-14 11:42:31 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'657 x AgentTesla, 19'468 x Formbook, 12'206 x SnakeKeylogger)
ssdeep 12288:A9H5prddKPgqiIjfo2E0+mSVZJWX5f/760uc0h:sHvvILvImSO5sP
Threatray 17'062 similar samples on MalwareBazaar
TLSH T15CE4F17EF5E78E22C72913B1C0D2190453709606E673E7DB2A8251EA8E037D7AD46F87
TrID 69.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
9.9% (.EXE) Win64 Executable (generic) (10523/12/4)
6.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.7% (.EXE) Win16 NE executable (generic) (5038/12/1)
4.2% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon c4bada9ae8cca4c8 (13 x Formbook, 6 x AgentTesla, 5 x AveMariaRAT)
Reporter GovCERT_CH
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
250
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/270604/
Result
Verdict:
Clean
Maliciousness:

Behaviour
Creating a window
Сreating synchronization primitives
Launching a process
Creating a process with a hidden window
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
control.exe obfuscated packed replace.exe
Link:
https://www.filescan.io/uploads/627f86ddd5b2a09b4da212a2/reports/648aad79-9a3b-4dbe-a654-996571913001/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/8146c6a7-f487-4080-9668-3be8c943a58c
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.adwa.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/994061
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains very large array initializations
.NET source code references suspicious native API functions
Adds a directory exclusion to Windows Defender
Found malware configuration
Initial sample is a PE file and has a suspicious name
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Modifies the hosts file
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)
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 ftp login credentials
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: 626553 Sample: Outstanding Balance.exe Startdate: 14/05/2022 Architecture: WINDOWS Score: 100 36 Found malware configuration 2->36 38 Malicious sample detected (through community Yara rule) 2->38 40 Multi AV Scanner detection for dropped file 2->40 42 14 other signatures 2->42 7 Outstanding Balance.exe 7 2->7         started        process3 file4 24 C:\Users\user\AppData\...\wBKXRefcPdWgIF.exe, PE32 7->24 dropped 26 C:\...\wBKXRefcPdWgIF.exe:Zone.Identifier, ASCII 7->26 dropped 28 C:\Users\user\AppData\Local\...\tmp2F3E.tmp, XML 7->28 dropped 30 C:\Users\user\...\Outstanding Balance.exe.log, ASCII 7->30 dropped 44 Adds a directory exclusion to Windows Defender 7->44 11 Outstanding Balance.exe 2 7->11         started        16 powershell.exe 24 7->16         started        18 schtasks.exe 1 7->18         started        signatures5 process6 dnsIp7 34 a2plcpnl0484.prod.iad2.secureserver.net 198.71.236.16, 49745, 587 AS-26496-GO-DADDY-COM-LLCUS United States 11->34 32 C:\Windows\System32\drivers\etc\hosts, ASCII 11->32 dropped 46 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 11->46 48 Tries to steal Mail credentials (via file / registry access) 11->48 50 Tries to harvest and steal ftp login credentials 11->50 52 2 other signatures 11->52 20 conhost.exe 16->20         started        22 conhost.exe 18->22         started        file8 signatures9 process10
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/a1d11129a5202dec1927642f82f5d766217d8abfb00fa88c79e9266cbdcb4f08/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-05-13 08:26:20 UTC
File Type:
PE (.Net Exe)
Extracted files:
10
AV detection:
19 of 41 (46.34%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=uhircknfeaw6ygjhmqxyf5oxmyqx3cv7wah2rddz5etgzpolj4ea._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
5a3834895f08aff701a029275074d4ab47aff4951d6f75e8393b0a97cb8f6031
AgentTesla
973cdd2632a42ff8596a6c4f6c84e4fa5a8483cd7afbd55f36a529df419a3739
AgentTesla
c7a6ab6e5b40c85b90ff5ae27e76ac3cfb614c20ff0388bdf949401dfb5dfab0
AgentTesla
f5cf5e1d41419e2e2283e3548eb60ea029fa7d24344f3af4536ba8b2363dafda
AgentTesla
fd9b4fac82f852b8d8e3086631029a1abf7294b4de18e07e6eb457eaa2b7d604
AgentTesla
+ 17'052 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger spyware stealer trojan
Link:
https://tria.ge/reports/220514-mqh9cahbb9/
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
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
Drops file in Drivers directory
AgentTesla
Gathering data
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/a1d11129a5202dec1927642f82f5d766217d8abfb00fa88c79e9266cbdcb4f08

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 a1d11129a5202dec1927642f82f5d766217d8abfb00fa88c79e9266cbdcb4f08

(this sample)

  
Dropped by
agenttesla
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/270604/

Comments