MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8729ea2e975594942343d1407bd47345daa356b354986bbc6efe9a86fbd3ca19. 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: 18


Intelligence 18 IOCs YARA 6 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8729ea2e975594942343d1407bd47345daa356b354986bbc6efe9a86fbd3ca19
SHA3-384 hash: a9faf2eecd65f5e8e821a0b14a6c848ebe5178e4d5ec4dc946c05021b9b1b0ba2b93b50ecd840028a0a507aff1c3e437
SHA1 hash: e93132dc8e716eb76bb7bfa4e31ec232cb055b16
MD5 hash: 6cd68ce9a80f20a78a5f1202bb4fa900
humanhash: oscar-item-may-lemon
File name:6cd68ce9a80f20a78a5f1202bb4fa900
Download: download sample
Signature AgentTesla
Create hunting rule
File size:273'703 bytes
First seen:2023-06-27 07:12:05 UTC
Last seen:2023-06-27 07:25:27 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 61259b55b8912888e90f516ca08dc514 (1'059 x Formbook, 741 x AgentTesla, 427 x GuLoader)
ssdeep 6144:PYa6RfjExPIveNAM3flcQGtvnaU3GE/Cng2A0Xlt:PYDfAxwOvlJGxnf3GE6ng2A0X7
Threatray 4'128 similar samples on MalwareBazaar
TLSH T1DB4412A1F7E082E3E57616B16F72571827F3E20509B49F2F53102B19FD22742A50ABF6
TrID 47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
15.9% (.EXE) Win64 Executable (generic) (10523/12/4)
9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
6.8% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon b2a89c96a2cada72 (2'283 x Formbook, 981 x Loki, 803 x AgentTesla)
Reporter zbetcheckin
Tags:32 AgentTesla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
278
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
Bank Details.xls
Verdict:
Malicious activity
Analysis date:
2023-06-27 06:25:58 UTC
Tags:
exploit cve-2017-11882 loader agenttesla
Link:
https://app.any.run/tasks/16d6c417-e398-4cb7-9a76-b7ef54b71270

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/403149/
Detection(s):
SecuriteInfo.com.Gen.Variant.Nemesis.22777.16817.32128.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% directory
Creating a window
Creating a file
Creating a file in the %AppData% subdirectories
Unauthorized injection to a recently created process
Sending a custom TCP request
Using the Windows Management Instrumentation requests
Сreating synchronization primitives
DNS request
Reading critical registry keys
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Stealing user critical data
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/92821/overview
Behaviour
MalwareBazaar
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
lolbin overlay packed shell32.dll
Link:
https://www.filescan.io/uploads/649a8bfe2c3e0dfd29f8ab3c/reports/569c128e-2f89-4c8e-9cb9-7af62d74595f/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/8729ea2e975594942343d1407bd47345daa356b354986bbc6efe9a86fbd3ca19
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/334555c3-b2f7-4f82-9088-505822a0f257
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1261927
Signature
Antivirus detection for dropped file
Detected unpacking (changes PE section rights)
Detected unpacking (creates a PE file in dynamic memory)
Detected unpacking (overwrites its own PE header)
Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors)
Found malware configuration
Machine Learning detection for dropped file
Machine Learning detection for sample
Maps a DLL or memory area into another process
May check the online IP address of the machine
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
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 894969 Sample: LCRcf7aUN7.exe Startdate: 27/06/2023 Architecture: WINDOWS Score: 100 34 Found malware configuration 2->34 36 Antivirus detection for dropped file 2->36 38 Multi AV Scanner detection for dropped file 2->38 40 5 other signatures 2->40 6 rnwggbkgpyy.exe 19 2->6         started        10 LCRcf7aUN7.exe 1 21 2->10         started        process3 file4 18 C:\Users\user\AppData\...\fvcwznrahl.dll, PE32 6->18 dropped 42 Multi AV Scanner detection for dropped file 6->42 44 Detected unpacking (changes PE section rights) 6->44 46 Detected unpacking (creates a PE file in dynamic memory) 6->46 54 3 other signatures 6->54 12 rnwggbkgpyy.exe 14 2 6->12         started        20 C:\Users\user\AppData\...\rnwggbkgpyy.exe, PE32 10->20 dropped 22 C:\Users\user\AppData\...\fvcwznrahl.dll, PE32 10->22 dropped 48 Detected unpacking (overwrites its own PE header) 10->48 50 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 10->50 52 May check the online IP address of the machine 10->52 16 LCRcf7aUN7.exe 15 2 10->16         started        signatures5 process6 dnsIp7 24 192.168.2.1 unknown unknown 12->24 26 api.ipify.org 12->26 56 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 12->56 58 Tries to steal Mail credentials (via file / registry access) 12->58 60 Tries to harvest and steal browser information (history, passwords, etc) 12->60 28 api4.ipify.org 104.237.62.211, 443, 49692, 49694 WEBNXUS United States 16->28 30 sh003.webhostbox.net 162.241.27.12, 49693, 49695, 587 UNIFIEDLAYER-AS-1US United States 16->30 32 api.ipify.org 16->32 signatures8
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/8729ea2e975594942343d1407bd47345daa356b354986bbc6efe9a86fbd3ca19/
Threat name:
Win32.Spyware.Negasteal
Create hunting rule
Status:
Malicious
First seen:
2023-06-27 05:39:23 UTC
AV detection:
20 of 24 (83.33%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=q4u6uluxkwkjii2d2fahxvdtixnkgvvtksmgxpdo72nin66tzimq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
0cc8d93630b4068b0b72119c061925754274478463014d05696a34603f88eaf7
AgentTesla
2c5117280800871fbceb13a571a8d602c17f3c08247c8ccf546bb9dc8adda73e
AgentTesla
60221fe8c0c8b95270816c5f36f3e5c0f01cede1c822a7d7a115189dc78a0cb5
AgentTesla
6d731cdb770865654178d35ddd42ed30c749311de73924037707997e363e0bb0
AgentTesla
7ca4331b53cb649259648314c7e8eb267cfba6d16fdbc58273fd1005584f4b91
AgentTesla
bb992023216a9723d9157cacbe3f2dec846902eacce0122734d6111c85ee6309
AgentTesla
+ 4'118 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/230627-h13nhsdd42/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
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
Looks up external IP address via web service
Loads dropped DLL
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:
c490c25ef196e715ed768534501ba68bd4fef74026d6902f0c090f6d49b8a560
MD5 hash:
6805f672078e3f3efb6adb511358ef46
SHA1 hash:
59949c85cc67c15b25543a9544a9df7711095e27
Link:
https://www.unpac.me/results/58d90e26-4e68-420c-82b0-cae53321ecc4/
SH256 hash:
8729ea2e975594942343d1407bd47345daa356b354986bbc6efe9a86fbd3ca19
MD5 hash:
6cd68ce9a80f20a78a5f1202bb4fa900
SHA1 hash:
e93132dc8e716eb76bb7bfa4e31ec232cb055b16
Link:
https://www.unpac.me/results/58d90e26-4e68-420c-82b0-cae53321ecc4/
Malware family:
AgentTesla.v4
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/8729ea2e9755/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/8729ea2e975594942343d1407bd47345daa356b354986bbc6efe9a86fbd3ca19

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:cobalt_strike_tmp01925d3f
Create hunting rule
Author:The DFIR Report
Description:files - file ~tmp01925d3f.exe
Reference:https://thedfirreport.com
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:pe_imphash
Create hunting rule
Rule name:shellcode
Create hunting rule
Author:nex
Description:Matched shellcode byte patterns
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.

Web download

AgentTesla

Executable exe 8729ea2e975594942343d1407bd47345daa356b354986bbc6efe9a86fbd3ca19

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/2672635/
Cape
Cape
https://www.capesandbox.com/analysis/403149/

Comments


Avatar
zbet commented on 2023-06-27 07:12:06 UTC

url : hxxp://23.94.148.6/good.exe