MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 91b0829c56341b5ebe30e0b59b263f8d174bcf4b1718bbfe5cb18b7faa2d606f. 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 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 91b0829c56341b5ebe30e0b59b263f8d174bcf4b1718bbfe5cb18b7faa2d606f
SHA3-384 hash: 94f5c9df5e099dd7caae3827f65bf8a635181fb6dfc3f0311c74a7f9614b3469e4756777b83ffc9401dcb3b64b580ed7
SHA1 hash: 61fe992022a09c106fa1c573c65b369227b45980
MD5 hash: be37f7dc8a991f1f7add2aab86fc6e2c
humanhash: blue-steak-montana-monkey
File name:Quotation.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:579'584 bytes
First seen:2023-11-14 12:24:03 UTC
Last seen:2023-11-14 14:25:42 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:W7zLlfs7sT0TjJEHizxjgCT4QPB88w08DxP8Ks+4/:Uh4TjaCp0QOgEPX
TLSH T107C401123378953BE66D02F4A46652C14BB2ED276460E34D1C97BBDD2BF37818B036A3
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)
File icon (PE):PE icon
dhash icon 0000000000000000 (872 x AgentTesla, 496 x Formbook, 296 x RedLineStealer)
Reporter TeamDreier
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
309
Origin country :
DK DK
Vendor Threat Intelligence
Malware family:
lokibot
Create hunting rule
ID:
1
File name:
Quotation.exe
Verdict:
Malicious activity
Analysis date:
2023-11-14 12:25:31 UTC
Tags:
trojan lokibot
Link:
https://app.any.run/tasks/117385bd-5c46-4c38-b974-fd6731195354

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
LokiBot
Create hunting rule
Link:
https://www.capesandbox.com/analysis/458509/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.2525.21350.18851.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a custom TCP request
Сreating synchronization primitives
Creating a process with a hidden window
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Creating a file in the %temp% directory
Launching a process
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Reading critical registry keys
Changing a file
Enabling the 'hidden' option for analyzed file
Stealing user critical data
Moving of the original file
Adding an exclusion to Microsoft Defender
Enabling autorun by creating a file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
control lolbin packed
Link:
https://www.filescan.io/uploads/655367258dacd6e41c326a96/reports/cae39cf1-a18b-4044-9eb0-0974d1451984/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/91b0829c56341b5ebe30e0b59b263f8d174bcf4b1718bbfe5cb18b7faa2d606f
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:
Loki
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/db7e0235-f698-43db-bc6a-20e764bd9034
Result
Threat name:
Lokibot
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1342297
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found malware configuration
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
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 ftp login credentials
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Tries to steal Mail credentials (via file registry)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AntiVM3
Yara detected aPLib compressed binary
Yara detected Lokibot
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1342297 Sample: Quotation.exe Startdate: 14/11/2023 Architecture: WINDOWS Score: 100 44 kelly.spencerstuartllc.top 2->44 48 Snort IDS alert for network traffic 2->48 50 Multi AV Scanner detection for domain / URL 2->50 52 Found malware configuration 2->52 54 12 other signatures 2->54 8 Quotation.exe 7 2->8         started        12 fyuskprEhWl.exe 5 2->12         started        signatures3 process4 file5 40 C:\Users\user\AppData\...\fyuskprEhWl.exe, PE32 8->40 dropped 42 C:\Users\user\AppData\Local\...\tmp6EEE.tmp, XML 8->42 dropped 56 Uses schtasks.exe or at.exe to add and modify task schedules 8->56 58 Adds a directory exclusion to Windows Defender 8->58 60 Injects a PE file into a foreign processes 8->60 14 Quotation.exe 54 8->14         started        18 powershell.exe 23 8->18         started        20 powershell.exe 23 8->20         started        28 2 other processes 8->28 62 Antivirus detection for dropped file 12->62 64 Multi AV Scanner detection for dropped file 12->64 66 Tries to steal Mail credentials (via file registry) 12->66 22 schtasks.exe 12->22         started        24 fyuskprEhWl.exe 12->24         started        26 fyuskprEhWl.exe 12->26         started        30 2 other processes 12->30 signatures6 process7 dnsIp8 46 kelly.spencerstuartllc.top 104.21.46.100, 49732, 49734, 49736 CLOUDFLARENETUS United States 14->46 68 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 14->68 70 Tries to steal Mail credentials (via file / registry access) 14->70 72 Tries to harvest and steal ftp login credentials 14->72 74 Tries to harvest and steal browser information (history, passwords, etc) 14->74 32 conhost.exe 18->32         started        34 conhost.exe 20->34         started        36 conhost.exe 22->36         started        38 conhost.exe 28->38         started        signatures9 process10
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/91b0829c56341b5ebe30e0b59b263f8d174bcf4b1718bbfe5cb18b7faa2d606f
Detection:
lokibot
Create hunting rule
Link:
https://mwdb.cert.pl/sample/91b0829c56341b5ebe30e0b59b263f8d174bcf4b1718bbfe5cb18b7faa2d606f/
Threat name:
Win32.Trojan.Generic
Create hunting rule
Status:
Malicious
First seen:
2023-11-14 06:47:12 UTC
File Type:
PE (.Net Exe)
Extracted files:
33
AV detection:
9 of 38 (23.68%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=sgyifhcwgqnv5prq4c2zwjr7ruluxt2lc4mlx7s4wgfx7krnmbxq._file
Verdict:
malicious
Label(s):
lokipasswordstealer(pws)
Create hunting rule
agenttesla
Create hunting rule
Result
Malware family:
lokibot
Create hunting rule
Score:
  10/10
Tags:
family:lokibot collection spyware stealer trojan
Link:
https://tria.ge/reports/231114-pk4dfacc3v/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: RenamesItself
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
Checks computer location settings
Reads user/profile data of web browsers
Lokibot
Malware Config
C2 Extraction:
http://kelly.spencerstuartllc.top/_errorpages/kelly/five/fre.php
http://kbfvzoboss.bid/alien/fre.php
http://alphastand.trade/alien/fre.php
http://alphastand.win/alien/fre.php
http://alphastand.top/alien/fre.php
Unpacked files
SH256 hash:
e36384ca9d5dcc8ed95d52b8134fef706b4d25bb3e4cb6b9b1eef05866033b5b
MD5 hash:
9468e91ce12dc9f4bcfbc1af2579cd31
SHA1 hash:
f2aaca9027fcc7b72e03426949533cad7fd57a8c
Detections:
lokibot
Create hunting rule
win_lokipws_auto
Create hunting rule
win_lokipws_g0
Create hunting rule
STEALER_Lokibot
Create hunting rule
Lokibot
Create hunting rule
Link:
https://www.unpac.me/results/8d2db52a-cdc8-4eba-bda7-33dcfb20ca87/
Parent samples :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 hash:
d01f3dea3851602ba5a0586c60430d286adf6fcc7e17aab080601a66630606e5
MD5 hash:
579197d4f760148a9482d1ebde113259
SHA1 hash:
cf6924eb360c7e5a117323bebcb6ee02d2aec86d
Link:
https://www.unpac.me/results/8d2db52a-cdc8-4eba-bda7-33dcfb20ca87/
SH256 hash:
76482f1dc9b0639dd6b2d762e09101875e207e8c60e146a43ca182a4c13d6afa
MD5 hash:
9561bc00330bfa400784c1b3b2075d0b
SHA1 hash:
b98f0014f428085dea5ea44108d64d9119e3d698
Link:
https://www.unpac.me/results/8d2db52a-cdc8-4eba-bda7-33dcfb20ca87/
SH256 hash:
5820b7981d9b0774aeb914ee0d5d91fa570ebe4131c1727fd4958952abb49576
MD5 hash:
a2086c0ee07546bd865705867a8877a0
SHA1 hash:
8d7682d0cde6c43395dccd9988cd4ed6b27db31b
Link:
https://www.unpac.me/results/8d2db52a-cdc8-4eba-bda7-33dcfb20ca87/
SH256 hash:
91b0829c56341b5ebe30e0b59b263f8d174bcf4b1718bbfe5cb18b7faa2d606f
MD5 hash:
be37f7dc8a991f1f7add2aab86fc6e2c
SHA1 hash:
61fe992022a09c106fa1c573c65b369227b45980
Link:
https://www.unpac.me/results/8d2db52a-cdc8-4eba-bda7-33dcfb20ca87/
Malware family:
Lokibot
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/91b0829c5634/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/91b0829c56341b5ebe30e0b59b263f8d174bcf4b1718bbfe5cb18b7faa2d606f

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: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

File information

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

Malspam

AgentTesla

Executable exe 91b0829c56341b5ebe30e0b59b263f8d174bcf4b1718bbfe5cb18b7faa2d606f

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/458509/

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