MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c97b59069bff6b83ade497a1a63fe67ca759cc1962342eda0e36d2222e031cf4. 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: 13


Intelligence 13 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c97b59069bff6b83ade497a1a63fe67ca759cc1962342eda0e36d2222e031cf4
SHA3-384 hash: 9f0a4e14bc1295b17e41c035ba1d897f7e4c0477b3da34078d045f9e10f507980ed737d728388de64bb55b23a3d508b2
SHA1 hash: 825a02719a5286e8f7b02eefc677b6591e990516
MD5 hash: bd55d8921a2cc7256924ca89291f2b31
humanhash: idaho-london-michigan-august
File name:SOA 5109360.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:282'729 bytes
First seen:2023-03-03 08:55:43 UTC
Last seen:2023-03-03 15:49:38 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 61259b55b8912888e90f516ca08dc514 (1'059 x Formbook, 741 x AgentTesla, 427 x GuLoader)
ssdeep 6144:/Ya6mfsz8MCQT6yWh+vp15RJZh0oDKvDj6AIu5ZpPuEFsyntdR7:/Y4Uz8MayWhyz5z08Y9IyzuE+yt/
Threatray 1'080 similar samples on MalwareBazaar
TLSH T19E54120961E1C02BE87149710B376B7F4BF9AA172DC9568B4F40975CFE35252AA0F3A3
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 lowmal3
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
4
# of downloads :
218
Origin country :
DE DE
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SOA 5109360.exe
Verdict:
Malicious activity
Analysis date:
2023-03-03 08:56:53 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/f9a0bb2a-c219-42cb-888a-b10d45877875

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/371343/
Detection(s):
SecuriteInfo.com.Gen.Variant.Nemesis.17557.12484.4610.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% directory
Creating a window
Creating a process from a recently created file
Creating a file in the %AppData% subdirectories
Using the Windows Management Instrumentation requests
Сreating synchronization primitives
DNS request
Sending a custom TCP request
Reading critical registry keys
Sending an HTTP GET request
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a recently created process by context flags manipulation
Stealing user critical data
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
formbook nemesis overlay packed shell32.dll
Link:
https://www.filescan.io/uploads/6401b624bbedb8176ff264aa/reports/ab228c53-7fa3-4d78-8ce1-17e31bae7d25/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/c97b59069bff6b83ade497a1a63fe67ca759cc1962342eda0e36d2222e031cf4
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/0416ea02-1cde-4035-968f-8ddd7f37b7e7
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1186384
Signature
Creates multiple autostart registry keys
Detected unpacking (creates a PE file in dynamic memory)
Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors)
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 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 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: 819260 Sample: SOA 5109360.exe Startdate: 03/03/2023 Architecture: WINDOWS Score: 100 51 Multi AV Scanner detection for submitted file 2->51 53 Yara detected AgentTesla 2->53 55 Machine Learning detection for sample 2->55 7 SOA 5109360.exe 19 2->7         started        10 tpyuenjsbwgc.exe 1 2->10         started        13 tpyuenjsbwgc.exe 1 2->13         started        process3 file4 33 C:\Users\user\AppData\...\pkmwccjonc.exe, PE32 7->33 dropped 15 pkmwccjonc.exe 1 3 7->15         started        57 Multi AV Scanner detection for dropped file 10->57 19 WerFault.exe 4 10 10->19         started        21 conhost.exe 10->21         started        23 WerFault.exe 10 13->23         started        25 conhost.exe 13->25         started        signatures5 process6 file7 35 C:\Users\user\AppData\...\tpyuenjsbwgc.exe, PE32 15->35 dropped 43 Multi AV Scanner detection for dropped file 15->43 45 Detected unpacking (creates a PE file in dynamic memory) 15->45 47 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 15->47 49 5 other signatures 15->49 27 pkmwccjonc.exe 17 3 15->27         started        31 conhost.exe 15->31         started        signatures8 process9 dnsIp10 37 mail.flash-tours.gr 27->37 39 api4.ipify.org 104.237.62.211, 443, 49711 WEBNXUS United States 27->39 41 2 other IPs or domains 27->41 59 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 27->59 61 Tries to steal Mail credentials (via file / registry access) 27->61 63 Creates multiple autostart registry keys 27->63 65 Tries to harvest and steal browser information (history, passwords, etc) 27->65 signatures11
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c97b59069bff6b83ade497a1a63fe67ca759cc1962342eda0e36d2222e031cf4/
Threat name:
Win32.Trojan.Leonem
Create hunting rule
Status:
Malicious
First seen:
2023-03-03 01:27:18 UTC
File Type:
PE (Exe)
Extracted files:
3
AV detection:
21 of 25 (84.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=zf5vsbu375vyhlpes6q2mp7gpstvttazmi2c5wqog3jcelqddt2a._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
02d64b9cbd5268cec49399d35962acaac4e4548b96b0775b315811bc0c23c7e8
AgentTesla
09fb849e8e9e88b102e2935c7e7fac8fa1fe4c71e464e397bbad798a16e94c18
AgentTesla
10be0a18f4ee73fd9816b7b3acd31fc50cbdb61e3357751850887c7bbe53abbf
AgentTesla
2e5c6d2c1e1eac4e565f8d71544b7d54c7b1834555edf51254ea70c9a23a28f2
AgentTesla
30e7620c14c4ff2cd4c467bc26a9524f84ac84a0111b08e614cf8782964b3a66
AgentTesla
4059686e35766f53fb8adf6d48a91c3773542bc25001a400b6065193a40136c7
AgentTesla
41e1c93f11283edd4df4fe992a190123ca4356368c12af66b41d143cec90d8c6
AgentTesla
51d790b7e7c7e1f1bf83e0c7f94dfe682ec48e6afeeaa61b0b0db7f8f187ea29
AgentTesla
fa851cb6401d335ba0efbeac4916ef565963723f68c939a772e28866c3863e9c
AgentTesla
+ 1'070 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/230303-kv2kdagc41/
Behaviour
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
Executes dropped EXE
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:
3eb0f021fc9c5776326cbe960e1c2b4a9a095b54e51c9a8fb3e28feae9dc5b1e
MD5 hash:
e03d02a5482f1b77a429711723b6d531
SHA1 hash:
f283a016c91497eac1650badb41f7348902bbc15
Link:
https://www.unpac.me/results/7e122abd-fcff-44d9-a9ab-d72f4088f57e/
SH256 hash:
c97b59069bff6b83ade497a1a63fe67ca759cc1962342eda0e36d2222e031cf4
MD5 hash:
bd55d8921a2cc7256924ca89291f2b31
SHA1 hash:
825a02719a5286e8f7b02eefc677b6591e990516
Link:
https://www.unpac.me/results/7e122abd-fcff-44d9-a9ab-d72f4088f57e/
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/c97b59069bff6b83ade497a1a63fe67ca759cc1962342eda0e36d2222e031cf4

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: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.

Malspam

AgentTesla

zip b4d0c8625605b44633789f1a34f036e1684d352fde94e03c700b9d0bf6af3650

AgentTesla

Executable exe c97b59069bff6b83ade497a1a63fe67ca759cc1962342eda0e36d2222e031cf4

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/371343/
  
Dropped by
SHA256 b4d0c8625605b44633789f1a34f036e1684d352fde94e03c700b9d0bf6af3650
  
Dropped by
MD5 0bcdb41a2c7553fded5204468d90feab
  
Dropped by
SHA256 0879a6e9e1a48d860e335ba9d34d0af515d5a0b1c14fb140a5cdb56e4b577ec6
  
Dropped by
MD5 f36b76468ce56f91d03111d9c131e511

Comments