MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1497a90052656ff479232e10d12fb56c3129754e7546538a11e365da74cd15da. 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: 1497a90052656ff479232e10d12fb56c3129754e7546538a11e365da74cd15da
SHA3-384 hash: 984a123d4a1a557986c8dac10417e7d34f225e538d090f8f346bc23d0d0342d8e1978a2a54696820eb93f1f7698aed0f
SHA1 hash: 04bac6569b3ab9dcf5cc38ebb636087296cb9ac3
MD5 hash: 669c0ca11396a62004f793d6590e0be0
humanhash: massachusetts-fifteen-sixteen-eight
File name:S1i8Pq2vaWaNikc.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:596'480 bytes
First seen:2023-04-04 09:47:07 UTC
Last seen:2023-04-04 09:47:57 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:QWJX2HVCiZZ0qODLl+JDQHX8ncsiCtW6DzLBJCxGa:rJXqVCQncLRpCNkG
Threatray 31 similar samples on MalwareBazaar
TLSH T10DC412473B6E7E29C93983FBD4A3610493B5856BB091E39E9DC864C48E73B51C8A0DD3
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10523/12/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
Reporter cocaman
Tags:AgentTesla exe


Avatar
cocaman
Malicious email (T1566.001)
From: ""Diana Amos" <ksuwarno@rulmeca.com>" (likely spoofed)
Received: "from alemadgts.com (alemadgts.com [85.239.34.47]) "
Date: "4 Apr 2023 11:45:09 +0200"
Subject: "Brush Cleaner BW 1600mm"
Attachment: "S1i8Pq2vaWaNikc.exe"

Intelligence

File Origin
# of uploads :
2
# of downloads :
256
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
S1i8Pq2vaWaNikc.exe
Verdict:
Malicious activity
Analysis date:
2023-04-04 09:50:28 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/d4181ed4-914d-463d-83b0-6fd80186106f

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/379937/
Detection(s):
SecuriteInfo.com.Win32.Malware-gen.10051.12933.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a custom TCP request
Сreating synchronization primitives
Launching a process
Creating a process with a hidden window
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/642bf254497fb6f23efd4c33/reports/8aa64930-cafb-4483-862b-7374a9567828/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_90%
Link:
https://www.hybrid-analysis.com/sample/1497a90052656ff479232e10d12fb56c3129754e7546538a11e365da74cd15da
Result
Verdict:
UNKNOWN
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/a9447b0b-a29f-4940-805f-82a38b5d3cf9
Result
Threat name:
AgentTesla, zgRAT
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1207907
Signature
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
Injects a PE file into a foreign processes
Installs a global keyboard hook
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
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)
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
Uses the Telegram API (likely for C&C communication)
Yara detected AgentTesla
Yara detected Telegram RAT
Yara detected zgRAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 840824 Sample: S1i8Pq2vaWaNikc.exe Startdate: 04/04/2023 Architecture: WINDOWS Score: 100 53 Snort IDS alert for network traffic 2->53 55 Malicious sample detected (through community Yara rule) 2->55 57 Sigma detected: Scheduled temp file as task from temp location 2->57 59 7 other signatures 2->59 7 S1i8Pq2vaWaNikc.exe 7 2->7         started        11 gQJikzUhSTQ.exe 5 2->11         started        process3 file4 35 C:\Users\user\AppData\...\gQJikzUhSTQ.exe, PE32 7->35 dropped 37 C:\Users\...\gQJikzUhSTQ.exe:Zone.Identifier, ASCII 7->37 dropped 39 C:\Users\user\AppData\Local\...\tmpF02C.tmp, XML 7->39 dropped 41 C:\Users\user\...\S1i8Pq2vaWaNikc.exe.log, ASCII 7->41 dropped 61 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->61 63 May check the online IP address of the machine 7->63 65 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 7->65 73 2 other signatures 7->73 13 S1i8Pq2vaWaNikc.exe 15 7 7->13         started        17 powershell.exe 21 7->17         started        19 powershell.exe 21 7->19         started        21 schtasks.exe 1 7->21         started        67 Multi AV Scanner detection for dropped file 11->67 69 Machine Learning detection for dropped file 11->69 71 Injects a PE file into a foreign processes 11->71 23 gQJikzUhSTQ.exe 11->23         started        25 schtasks.exe 11->25         started        signatures5 process6 dnsIp7 43 api4.ipify.org 104.237.62.211, 443, 49700, 49703 WEBNXUS United States 13->43 45 api.telegram.org 149.154.167.220, 443, 49701, 49702 TELEGRAMRU United Kingdom 13->45 47 api.ipify.org 13->47 75 Installs a global keyboard hook 13->75 27 conhost.exe 17->27         started        29 conhost.exe 19->29         started        31 conhost.exe 21->31         started        49 192.168.2.1 unknown unknown 23->49 51 api.ipify.org 23->51 77 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 23->77 79 Tries to steal Mail credentials (via file / registry access) 23->79 81 Tries to harvest and steal browser information (history, passwords, etc) 23->81 33 conhost.exe 25->33         started        signatures8 process9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/1497a90052656ff479232e10d12fb56c3129754e7546538a11e365da74cd15da/
Threat name:
Win32.Trojan.Leonem
Create hunting rule
Status:
Malicious
First seen:
2023-04-04 09:48:07 UTC
File Type:
PE (.Net Exe)
Extracted files:
9
AV detection:
15 of 23 (65.22%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=csl2sacsmvx7i6jdfyincl5vnqyss5koovdfhcqr4ns5u5gncxna._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
11327f3b5123a0f6325b9370d4321bddc00ef1619f6da209503ae1370b24121e
AgentTesla
21721ca445cf51608c363f704dcf8c552aa966239914d5810aca2e642981335b
AgentTesla
7c69c8b13870df342b88a74c4593de7cdafd313516a613e6d2c358654989b197
AgentTesla
970c4b831da818fc235548b2f0db7bc45b028e19edd91b9a0654a2e59e7071c7
AgentTesla
a1f4604ea58dce5c513639a0929b6e130783a85873bec08ab0e5b061736dd086
AgentTesla
b1e912ac090bab63fe0f4c5fe95a920afce1ed2a79b3bd7bdef6fbd8fb9f2031
AgentTesla
cab3e26e0ef44ba9322a03c14bc81a9f35a897c2da066eb6605d879a49ddc078
AgentTesla
d98a67065568b317f933edad5c1f2700d1178ece2bc52e511cdf81b9cf2552eb
AgentTesla
e09eaaa707261756f322c8d5b12af0a09c575ffbdd7bf19b895cab4982b7f68a
AgentTesla
e5a87b27c03e65abef7933af36a80813ec882cf63728b2d34e61e6d12ec84d98
AgentTesla
+ 21 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/230404-lsr4laeb24/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
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
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla
Malware Config
C2 Extraction:
https://api.telegram.org/bot5841268171:AAF5UCtwJJFHg-ZOPzcnm1oNf_eTuN08AjI/
Unpacked files
SH256 hash:
eea13f378e688f61cb5d35fbab6b2f745ee2ecd7a77481e00df0bd5e82ce023b
MD5 hash:
050a11d48238cba87613864128b8de20
SHA1 hash:
9d272b3a5b112114da15bf595ea302362caff6e0
Link:
https://www.unpac.me/results/1c55cf8f-5271-454d-af9a-77f8fb3a3c6f/
SH256 hash:
61f4275d9cca5c2e8b8779c4f51fb4521a0e0bc8b03115412a2f630a04cab6e5
MD5 hash:
6213962b0639806624e95aae06b8d2bf
SHA1 hash:
4ee1491fa73732fe9ee25764dcde882f48b1c685
Link:
https://www.unpac.me/results/1c55cf8f-5271-454d-af9a-77f8fb3a3c6f/
SH256 hash:
a06d486fe542903c94502597d35b1672d113c00b38cf6542701ca995dc2d47a8
MD5 hash:
bbd742c483c584d4e666ffd60435144e
SHA1 hash:
3bf8b7c289a313cecb4933d5cdaf58cfb2980b98
Link:
https://www.unpac.me/results/1c55cf8f-5271-454d-af9a-77f8fb3a3c6f/
SH256 hash:
1af772c1e125722ff501c009ee38b92adcf63315139e8d530cfc5512d25b3600
MD5 hash:
b709554396cc912dbd72207aa3610469
SHA1 hash:
cc67aac27b1ddf26c8924af31361ee3235b8d92c
Link:
https://www.unpac.me/results/1c55cf8f-5271-454d-af9a-77f8fb3a3c6f/
SH256 hash:
3c507afadbb1c31a9ebdd24baac5739d47576159e01c5e84f973c951885100aa
MD5 hash:
e79bf0e7e9d52d398e0b23b352394c68
SHA1 hash:
682325763a0ec77e0fd475ea3a4021b4651eceac
Link:
https://www.unpac.me/results/1c55cf8f-5271-454d-af9a-77f8fb3a3c6f/
SH256 hash:
1497a90052656ff479232e10d12fb56c3129754e7546538a11e365da74cd15da
MD5 hash:
669c0ca11396a62004f793d6590e0be0
SHA1 hash:
04bac6569b3ab9dcf5cc38ebb636087296cb9ac3
Link:
https://www.unpac.me/results/1c55cf8f-5271-454d-af9a-77f8fb3a3c6f/
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/1497a90052656ff479232e10d12fb56c3129754e7546538a11e365da74cd15da

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
Rule name:Suspicious_Macro_Presence
Create hunting rule
Author:Mehmet Ali Kerimoglu (CYB3RMX)
Description:This rule detects common malicious/suspicious implementations.

File information

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

Malspam

AgentTesla

zip 32ddfa88feb6a76b1829049310fe2b90568da0b0f298a666ccc902e2fe891150

AgentTesla

Executable exe 1497a90052656ff479232e10d12fb56c3129754e7546538a11e365da74cd15da

(this sample)

  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 32ddfa88feb6a76b1829049310fe2b90568da0b0f298a666ccc902e2fe891150
Cape
Cape
https://www.capesandbox.com/analysis/379937/
  
Dropped by
MD5 7460c6677f34032d05f997030dec8f43

Comments