MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c7c1aa5bf654dfc21dad08e60e12793a2747163bf9229d73e8926cf60e792363. 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: 12


Intelligence 12 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c7c1aa5bf654dfc21dad08e60e12793a2747163bf9229d73e8926cf60e792363
SHA3-384 hash: ee662bb39f6ae1574b6891e7d57ce38684920b07ff02987e27b20cbfdb5a297e8f3b6baa9f962c9acfad769effac0761
SHA1 hash: fc8cc9c8923afff5308205e96c55d27548648e8f
MD5 hash: 8d236dc322a656258ceedf274745ea58
humanhash: fix-alabama-leopard-sweet
File name:FQM_0617_0075_421doc.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:1'411'072 bytes
First seen:2023-02-27 09:03:36 UTC
Last seen:2023-02-27 10:49:22 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'744 x AgentTesla, 19'608 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:O02g1A8H//Tn1YHNnOvylleR5hsbMgpYhlkBTJA2SnoEcfzyABu9JH+v97M8nguU:O0P1A8HTGMgpm4EcC6OOlrboovYOdue
Threatray 4 similar samples on MalwareBazaar
TLSH T11A65D7123EFB505BE873FF72DEE02996D62DB1627B07D348185A03460F62B11CAA51B7
TrID 56.5% (.EXE) Win64 Executable (generic) (10523/12/4)
11.0% (.ICL) Windows Icons Library (generic) (2059/9)
10.9% (.EXE) OS/2 Executable (generic) (2029/13)
10.7% (.EXE) Generic Win/DOS Executable (2002/3)
10.7% (.EXE) DOS Executable Generic (2000/1)
File icon (PE):PE icon
dhash icon c8a8a0acaca0a888 (2 x Formbook, 1 x AgentTesla)
Reporter adrian__luca
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
172
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
FQM_0617_0075_421doc.exe
Verdict:
Malicious activity
Analysis date:
2023-02-27 09:15:12 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/7493f8ee-2565-4de5-81ed-fb971ddb3998

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/370052/
Detection(s):
SecuriteInfo.com.Variant.Cerbu.164381.24012.19105.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Launching a process
Creating a file
Creating a window
Creating a file in the %temp% directory
Сreating synchronization primitives
Creating a process from a recently created file
Using the Windows Management Instrumentation requests
DNS request
Sending a custom TCP request
Unauthorized injection to a recently created process
Unauthorized injection to a system process
Verdict:
Unknown
Threat level:
  0/10
Confidence:
67%
Tags:
greyware
Link:
https://www.filescan.io/uploads/63fc721a0796d7d621e8e26e/reports/dc0bf89c-ff30-4ef8-a5dc-ee1955217019/overview
Verdict:
Unknown
Link:
https://www.hybrid-analysis.com/sample/c7c1aa5bf654dfc21dad08e60e12793a2747163bf9229d73e8926cf60e792363
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/4c2e9a7a-8383-4d71-b229-110edcf5f057
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1184004
Signature
Allocates memory in foreign processes
Antivirus detection for dropped file
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
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)
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)
Writes to foreign memory regions
Yara detected AgentTesla
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 816835 Sample: FQM_0617_0075_421doc.exe Startdate: 28/02/2023 Architecture: WINDOWS Score: 100 32 Snort IDS alert for network traffic 2->32 34 Multi AV Scanner detection for submitted file 2->34 36 Yara detected AgentTesla 2->36 38 Machine Learning detection for sample 2->38 7 FQM_0617_0075_421doc.exe 3 2->7         started        process3 file4 20 C:\Users\...\FQM_0617_0075_421doc.exe.log, CSV 7->20 dropped 40 Writes to foreign memory regions 7->40 42 Allocates memory in foreign processes 7->42 44 Injects a PE file into a foreign processes 7->44 46 Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent) 7->46 11 RegAsm.exe 6 7->11         started        signatures5 process6 file7 22 C:\Users\user\AppData\...\Xaiioqnlxnroik.exe, PE32 11->22 dropped 24 C:\Users\user\AppData\Local\Temp\Jyrb.exe, PE32 11->24 dropped 14 Jyrb.exe 15 2 11->14         started        18 Xaiioqnlxnroik.exe 2 11->18         started        process8 dnsIp9 26 fevblog.shop 198.187.29.208, 49698, 587 NAMECHEAP-NETUS United States 14->26 28 api4.ipify.org 64.185.227.155, 443, 49697 WEBNXUS United States 14->28 30 api.ipify.org 14->30 48 Antivirus detection for dropped file 14->48 50 Multi AV Scanner detection for dropped file 14->50 52 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 14->52 56 5 other signatures 14->56 54 Machine Learning detection for dropped file 18->54 signatures10
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c7c1aa5bf654dfc21dad08e60e12793a2747163bf9229d73e8926cf60e792363/
Threat name:
ByteCode-MSIL.Trojan.Leonem
Create hunting rule
Status:
Malicious
First seen:
2023-02-21 10:57:28 UTC
File Type:
PE+ (.Net Exe)
Extracted files:
3
AV detection:
21 of 39 (53.85%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=y7a2uw7wktp4ehnnbdta4etzhituofr37erj247isjwpmdtzenrq._file
Verdict:
malicious
Similar samples:
90dbe727caa8557cb4d67c58b52194324ecb9496d80b33ecf776ee19e650e6fc
AgentTesla
99cf88c829d3c072a3ed4cdd282d9876f4bc32fa3ccfa12180910caa15ba351e
AgentTesla
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger spyware stealer trojan
Link:
https://tria.ge/reports/230227-k1mcmscg53/
Behaviour
Suspicious behavior: AddClipboardFormatListener
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
Looks up external IP address via web service
Checks computer location settings
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:
c7c1aa5bf654dfc21dad08e60e12793a2747163bf9229d73e8926cf60e792363
MD5 hash:
8d236dc322a656258ceedf274745ea58
SHA1 hash:
fc8cc9c8923afff5308205e96c55d27548648e8f
Link:
https://www.unpac.me/results/e6c01c34-79eb-440f-bc24-811e6e0af94c/
Malware family:
AgentTesla
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/c7c1aa5bf654/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.70
Link:
https://yomi.yoroi.company/submissions/c7c1aa5bf654dfc21dad08e60e12793a2747163bf9229d73e8926cf60e792363

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:pdb_YARAify
Create hunting rule
Author:@wowabiy314
Description:PDB
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 c7c1aa5bf654dfc21dad08e60e12793a2747163bf9229d73e8926cf60e792363

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/370052/

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