MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b50c84cec54cb91b20d9dcef3df35a5936d5d81a029c49b737c85f12b5cd861d. 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: 16


Intelligence 16 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b50c84cec54cb91b20d9dcef3df35a5936d5d81a029c49b737c85f12b5cd861d
SHA3-384 hash: 3954d2ddd55bbf56d6c0a2eaba89ac0dfc3c45ce0f36cfb417cbe46319158409b255112f666f774b73006664ab63744e
SHA1 hash: 00a3088f1ee895d76c721141b8c5496cdcc13c9e
MD5 hash: 459e6c03a82ef35199a3a561a067e27f
humanhash: table-april-failed-fruit
File name:SOA.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:842'752 bytes
First seen:2023-07-14 19:24:06 UTC
Last seen:2023-07-17 07:52:12 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:KnkkEeigYYp3KSG2r1+QJhk/x4QykVCuWUqcmckKdzWbvM1t4pa2xyZF/wdjmm0X:KHLKYnRox9ykVCbhckKNzbHZF4q
Threatray 450 similar samples on MalwareBazaar
TLSH T159055B9C33207DAFC85BC87699582CA8EA34747F530BD203951725A89E0DDA7EF191E3
TrID 67.7% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
9.7% (.EXE) Win64 Executable (generic) (10523/12/4)
6.0% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
4.1% (.EXE) Win32 Executable (generic) (4505/5/1)
Reporter James_inthe_box
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
4
# of downloads :
284
Origin country :
US US
Vendor Threat Intelligence
Detection:
AgentTesla
Create hunting rule
Link:
https://www.capesandbox.com/analysis/419665/
Detection(s):
SecuriteInfo.com.Win32.PWSX-gen.5131.24487.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Creating a process with a hidden window
Launching a process
Adding an exclusion to Microsoft Defender
Verdict:
Malicious
Threat level:
  10/10
Confidence:
91%
Tags:
comodo packed
Link:
https://www.filescan.io/uploads/64b1a425e484c7ac296e0b23/reports/2aae167f-2159-4190-9536-6dfc14d77d4d/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/b50c84cec54cb91b20d9dcef3df35a5936d5d81a029c49b737c85f12b5cd861d
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/0eaba3af-110c-4a75-9fad-6d42c584df6f
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1273383
Signature
Adds a directory exclusion to Windows Defender
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Found malware configuration
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: 1273383 Sample: SOA.exe Startdate: 14/07/2023 Architecture: WINDOWS Score: 100 45 Snort IDS alert for network traffic 2->45 47 Found malware configuration 2->47 49 Antivirus / Scanner detection for submitted sample 2->49 51 5 other signatures 2->51 7 SOA.exe 7 2->7         started        11 ouUGHqBmKD.exe 5 2->11         started        process3 file4 35 C:\Users\user\AppData\...\ouUGHqBmKD.exe, PE32 7->35 dropped 37 C:\Users\...\ouUGHqBmKD.exe:Zone.Identifier, ASCII 7->37 dropped 39 C:\Users\user\AppData\Local\...\tmp9CAA.tmp, XML 7->39 dropped 41 C:\Users\user\AppData\Local\...\SOA.exe.log, ASCII 7->41 dropped 53 Detected unpacking (changes PE section rights) 7->53 55 Detected unpacking (overwrites its own PE header) 7->55 57 Uses schtasks.exe or at.exe to add and modify task schedules 7->57 65 3 other signatures 7->65 13 RegSvcs.exe 2 7->13         started        17 powershell.exe 20 7->17         started        19 powershell.exe 21 7->19         started        21 schtasks.exe 1 7->21         started        59 Antivirus detection for dropped file 11->59 61 Multi AV Scanner detection for dropped file 11->61 63 Machine Learning detection for dropped file 11->63 23 RegSvcs.exe 11->23         started        25 schtasks.exe 11->25         started        signatures5 process6 dnsIp7 43 mail.elec-qatar.com 50.87.139.143, 49702, 49703, 587 UNIFIEDLAYER-AS-1US United States 13->43 67 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 13->67 69 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 13->69 71 Tries to steal Mail credentials (via file / registry access) 13->71 27 conhost.exe 17->27         started        29 conhost.exe 19->29         started        31 conhost.exe 21->31         started        73 Tries to harvest and steal browser information (history, passwords, etc) 23->73 33 conhost.exe 25->33         started        signatures8 process9
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b50c84cec54cb91b20d9dcef3df35a5936d5d81a029c49b737c85f12b5cd861d/
Threat name:
Win32.Trojan.Leonem
Create hunting rule
Status:
Malicious
First seen:
2023-07-14 07:20:37 UTC
File Type:
PE (.Net Exe)
Extracted files:
12
AV detection:
19 of 24 (79.17%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=wugijtwfjs4rwigz3txt3422le3nlwa2akoetnzxzbprfnonqyoq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
2140b6d2a82895723e606280df1f1d1957353efd644967bb6c20ffa40a15a84b
AgentTesla
3f57ab60565132e8efddcae07bb3718dbd04e3cf8a4886eb7cede077707f7469
AgentTesla
581b3ace9bb0704b723616f7e8887a00591ed2b39adcf28586049bb2d3ab5685
AgentTesla
c3d408d3ba7f6ea4acf913b8fd845e98c587fc8a6c67f48ef3542e3895ba7153
AgentTesla
cfcc1000b4f9705f95ba899a1aad91361497a18071396842986d1d40a03d5c6f
AgentTesla
d3c78007c8fa7de455de452208e6c3f487237162369a57f01e6a79b53cb19a9b
AgentTesla
d52d43f6a2620e365367d5c26d1d219547d416730893179f5b37df6983d1c743
AgentTesla
f3e85ff8e9a2bc8f6b0f0e75c32e1bb79524da94bbb4da00fcf0f86d477c8da9
AgentTesla
f8105fdfa774017614ec9aa30084a2a6645456c05704896fc972dd5d0c99ec76
AgentTesla
+ 440 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/230714-x4xzrsfh26/
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
AgentTesla
Unpacked files
SH256 hash:
686cf9d8821f34c46528a5683bfbb7f09b96257cf59f36b14bcbee12d5c7152d
MD5 hash:
91cdf1744712d4839c1837d00182a8ff
SHA1 hash:
e7e6952939e6f1d6159fe856dee7f57516ac9c8b
Detections:
AgentTeslaXorStringsNet
Create hunting rule
Link:
https://www.unpac.me/results/6b0c0434-756e-4414-9aef-6d5f1f0607db/
Parent samples :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 hash:
53f2ad060cf771aa4f197df5789cee95959480c244a0b392bb450c8ce7311d77
MD5 hash:
37e82d3e2864e27b34f5fbacaea759c3
SHA1 hash:
a87024a466e052bff09a170bb8c6f374f6c84c32
Link:
https://www.unpac.me/results/6b0c0434-756e-4414-9aef-6d5f1f0607db/
SH256 hash:
3e24c77fe108059f14fe61b8400c5fe023dc2b0ec7c4fe23fa9911681086f7a9
MD5 hash:
a5228b97b33467ac41fac5cac2718252
SHA1 hash:
28bb020c8a53b046fc8e8106f2913e62c5941a0d
Link:
https://www.unpac.me/results/6b0c0434-756e-4414-9aef-6d5f1f0607db/
SH256 hash:
7610a9bb1ac6dd3d38cf07778a142055264afcdfa88e71103af23bcc7723bef7
MD5 hash:
f9a4f7dd9008959adc31fbe1216242e6
SHA1 hash:
1246312f08650b01765de5e624635a2cb4c08566
Link:
https://www.unpac.me/results/6b0c0434-756e-4414-9aef-6d5f1f0607db/
SH256 hash:
b50c84cec54cb91b20d9dcef3df35a5936d5d81a029c49b737c85f12b5cd861d
MD5 hash:
459e6c03a82ef35199a3a561a067e27f
SHA1 hash:
00a3088f1ee895d76c721141b8c5496cdcc13c9e
Link:
https://www.unpac.me/results/6b0c0434-756e-4414-9aef-6d5f1f0607db/
Malware family:
AgentTesla.v4
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/b50c84cec54c/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/b50c84cec54cb91b20d9dcef3df35a5936d5d81a029c49b737c85f12b5cd861d

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

zip 491660aedd33c20086c3106b5abd7d1ac5936b6a8bc4f826703eacc0edeb9c6d

AgentTesla

Executable exe b50c84cec54cb91b20d9dcef3df35a5936d5d81a029c49b737c85f12b5cd861d

(this sample)

  
Delivery method
Other
Cape
Cape
https://www.capesandbox.com/analysis/419665/
  
Dropped by
SHA256 491660aedd33c20086c3106b5abd7d1ac5936b6a8bc4f826703eacc0edeb9c6d
  
Dropped by
MD5 e20928dc6cd46158b416efaa74150605

Comments