MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c073d55e30e424b99d07e376c38ca35b579dbd327da6be96cec527b0e3132ccd. 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: 19


Intelligence 19 IOCs YARA 10 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c073d55e30e424b99d07e376c38ca35b579dbd327da6be96cec527b0e3132ccd
SHA3-384 hash: dae47a292df772b5864c54f4c87c8f8c6043d7e663f98a39f8140f8285e9a6bd93b2d775db68be7f71f76d8302053c14
SHA1 hash: b5a2f9b62944c93ec0abbc2d0aa307e14d85192c
MD5 hash: 9c7a61ca0c7e8b1da1214a5355931ce6
humanhash: kilo-red-queen-mississippi
File name:PO-PO2723030194 Version 1.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:543'744 bytes
First seen:2023-11-14 12:24:00 UTC
Last seen:2023-11-14 14:25:48 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:H0Veg9z9IgPKBLO4IYIbF3SYRi64hMPU25I:HAI8KBF2SY+hMPv5I
Threatray 204 similar samples on MalwareBazaar
TLSH T134C41218A7EBEB61D53E6739AA7427680F31B9466432F35E4ED040A93D337C09649F32
TrID 63.0% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.2% (.SCR) Windows screen saver (13097/50/3)
9.0% (.EXE) Win64 Executable (generic) (10523/12/4)
5.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.8% (.EXE) Win32 Executable (generic) (4505/5/1)
Reporter TeamDreier
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
301
Origin country :
DK DK
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
PO-PO2723030194 Version 1.exe
Verdict:
Malicious activity
Analysis date:
2023-11-14 12:25:31 UTC
Tags:
stealer agenttesla
Link:
https://app.any.run/tasks/d51df0ad-e472-4fd8-8a51-9437e5cfcd61

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/458508/
Detection(s):
SecuriteInfo.com.Trojan.Inject4.59820.15886.5071.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a custom TCP request
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Using the Windows Management Instrumentation requests
Creating a file in the %AppData% subdirectories
Reading critical registry keys
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Stealing user critical data
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/655366f48dc4c0f2230983c1/reports/ce14e5ee-2ab0-4756-b92d-e8f5bdcbaf80/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/c073d55e30e424b99d07e376c38ca35b579dbd327da6be96cec527b0e3132ccd
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/552812b6-a315-4dbd-8f18-f0aa7251296a
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1342298
Signature
.NET source code contains potential unpacker
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
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
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)
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1342298 Sample: PO-PO2723030194_Version_1.exe Startdate: 14/11/2023 Architecture: WINDOWS Score: 100 27 us2.smtp.mailhostbox.com 2->27 39 Found malware configuration 2->39 41 Multi AV Scanner detection for submitted file 2->41 43 Yara detected AgentTesla 2->43 45 4 other signatures 2->45 7 PO-PO2723030194_Version_1.exe 3 2->7         started        10 MmRKwR.exe 3 2->10         started        12 MmRKwR.exe 2 2->12         started        signatures3 process4 signatures5 47 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->47 49 Injects a PE file into a foreign processes 7->49 14 PO-PO2723030194_Version_1.exe 1 5 7->14         started        51 Multi AV Scanner detection for dropped file 10->51 53 Machine Learning detection for dropped file 10->53 19 MmRKwR.exe 2 10->19         started        21 MmRKwR.exe 2 12->21         started        process6 dnsIp7 29 us2.smtp.mailhostbox.com 208.91.198.143, 49720, 49726, 49729 PUBLIC-DOMAIN-REGISTRYUS United States 14->29 23 C:\Users\user\AppData\Roaming\...\MmRKwR.exe, PE32 14->23 dropped 25 C:\Users\user\...\MmRKwR.exe:Zone.Identifier, ASCII 14->25 dropped 31 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 14->31 33 Tries to steal Mail credentials (via file / registry access) 14->33 35 Hides that the sample has been downloaded from the Internet (zone.identifier) 14->35 37 Tries to harvest and steal browser information (history, passwords, etc) 21->37 file8 signatures9
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/c073d55e30e424b99d07e376c38ca35b579dbd327da6be96cec527b0e3132ccd
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/c073d55e30e424b99d07e376c38ca35b579dbd327da6be96cec527b0e3132ccd/
Threat name:
Win32.Spyware.Negasteal
Create hunting rule
Status:
Suspicious
First seen:
2023-11-13 08:56:59 UTC
File Type:
PE (.Net Exe)
Extracted files:
5
AV detection:
22 of 38 (57.89%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=ybz5kxrq4qslthih4n3mhdfdlnlz3pjspwtl5fwoyut3byytftgq._file
Verdict:
malicious
Label(s):
agenttesla_v4
Create hunting rule
Similar samples:
1e2ee43e269f7144725650607d8055ecc9dce77dde8fd13fc25fb4c85c0055b0
AgentTesla
436f74f3d2537685ed53a9a83ae70cc1a98e987d90ba949ca879a854e2970ed9
AgentTesla
6cc94af7278990c89ed746ebc99759dc7d847cfcdd3cd327d15988b489e3e59d
AgentTesla
88525eebb5ea47ba551a3c7a856e19af1aba502591242ec85a4539da063d97f2
AgentTesla
888a6b869d396d65666b8146bbcb902da26645e90055d33908efd1dc808dd721
AgentTesla
c073d55e30e424b99d07e376c38ca35b579dbd327da6be96cec527b0e3132ccd
AgentTesla
e579952e0a6c558c001274aa13e6ac8297a3991497f0163917e6db3a37430f83
AgentTesla
+ 194 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/231114-pk33nscc3t/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Adds Run key to start application
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla
Unpacked files
SH256 hash:
d01f3dea3851602ba5a0586c60430d286adf6fcc7e17aab080601a66630606e5
MD5 hash:
579197d4f760148a9482d1ebde113259
SHA1 hash:
cf6924eb360c7e5a117323bebcb6ee02d2aec86d
Link:
https://www.unpac.me/results/4520c37b-e355-46e8-bf92-761d3fb5bcdb/
SH256 hash:
edf43dc049cd671f31d9005398f53a5d2e5b072a591d47bd5f518a4f1b37e24c
MD5 hash:
abe8d6a4e3c5d5b2f4707af59aca9f27
SHA1 hash:
c97806dc5e32b87f6b1c63917ddd0f2d44282f9b
Link:
https://www.unpac.me/results/4520c37b-e355-46e8-bf92-761d3fb5bcdb/
SH256 hash:
1e549cfdf127402804e41e53ed40200876598aa167ef3f586d996c9a7982fc52
MD5 hash:
0fc8ebb6535797c45348ede4da50f5c6
SHA1 hash:
b14b20d9e69d962627addf30a9ed8205f35603aa
Detections:
AgentTeslaXorStringsNet
Create hunting rule
MSIL_SUSP_OBFUSC_XorStringsNet
Create hunting rule
Link:
https://www.unpac.me/results/4520c37b-e355-46e8-bf92-761d3fb5bcdb/
Parent samples :
4ab89b325e3a60240b9696e26406d31b5c328d5c684759022a9c1523104fc5a0
47560478ac10be3464c9193150527e27af88e214e2c8acace019e7fe32df5197
1cd1f5ab76966f57655f53e59b4d210ece1338051884e1fbe167e99020fc7ce4
c073d55e30e424b99d07e376c38ca35b579dbd327da6be96cec527b0e3132ccd
10796f485eeb2a41905c482e0fbdd2c059d536a8324c6e4c421532257ea61720
c569fe7d3ccb9bf36356f829d5ab7de3ba4261d3beaffef1e690d8d197919c71
SH256 hash:
62757af7ce2dcfe188245dd26d85e233c2ded82311c600c7c8ec83c8c8a071b2
MD5 hash:
804cc8416b7db140f03d251ca3abbf00
SHA1 hash:
1a1160f7db639606a1046b555b08a43035aff960
Link:
https://www.unpac.me/results/4520c37b-e355-46e8-bf92-761d3fb5bcdb/
SH256 hash:
c073d55e30e424b99d07e376c38ca35b579dbd327da6be96cec527b0e3132ccd
MD5 hash:
9c7a61ca0c7e8b1da1214a5355931ce6
SHA1 hash:
b5a2f9b62944c93ec0abbc2d0aa307e14d85192c
Link:
https://www.unpac.me/results/4520c37b-e355-46e8-bf92-761d3fb5bcdb/
Malware family:
AgentTesla.v4
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/c073d55e30e4/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.97
Link:
https://yomi.yoroi.company/submissions/c073d55e30e424b99d07e376c38ca35b579dbd327da6be96cec527b0e3132ccd

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:AgentTeslaV4
Create hunting rule
Author:kevoreilly
Description:AgentTesla Payload
Rule name:INDICATOR_EXE_Packed_GEN01
Create hunting rule
Author:ditekSHen
Description:Detect packed .NET executables. Mostly AgentTeslaV4.
Rule name:MSIL_SUSP_OBFUSC_XorStringsNet
Create hunting rule
Author:dr4k0nia
Description:Detects XorStringsNET string encryption, and other obfuscators derived from it
Reference:https://github.com/dr4k0nia/yara-rules
Rule name:msil_susp_obf_xorstringsnet
Create hunting rule
Author:dr4k0nia
Description:Detects XorStringsNET string encryption, and other obfuscators derived from it
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:NETexecutableMicrosoft
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
Rule name:Windows_Trojan_AgentTesla_a2d69e48
Create hunting rule
Author:Elastic Security

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Malspam

AgentTesla

Executable exe c073d55e30e424b99d07e376c38ca35b579dbd327da6be96cec527b0e3132ccd

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/458508/

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