MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 77d2129f3e711b02b280dc1ebbd724abd4091818b49c40a2c984835be121b993. 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 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 77d2129f3e711b02b280dc1ebbd724abd4091818b49c40a2c984835be121b993
SHA3-384 hash: 1e2b2145b98f719ca31842befb2cc71a720f967454d2956ad9221984991dd5e631b152c1928d34a42bda0f899b0a2d3b
SHA1 hash: 91e932f43a2430c1f095b0305d6fe5578c5ab8ed
MD5 hash: f2e66b59e7936e7dbaa932f2278045d5
humanhash: low-beer-blossom-magazine
File name:pago.cmd
Download: download sample
Signature AgentTesla
Create hunting rule
File size:1'139'200 bytes
First seen:2024-01-08 15:06:01 UTC
Last seen:2024-01-18 08:55:07 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 24576:RwPz15r0t/RvYqagxY4Uu5HSreOBZzkVQ37Li3d:ePz152/aqU4FyJZzOQ3q3
Threatray 3'287 similar samples on MalwareBazaar
TLSH T179352301B764EA81FA6D67B6A4326100C778FF02C58AD79FAC4833EB2D737A1451A753
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)
Reporter adrian__luca
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
324
Origin country :
HU HU
Vendor Threat Intelligence
Malware family:
remcos
Create hunting rule
ID:
1
File name:
77d2129f3e711b02b280dc1ebbd724abd4091818b49c40a2c984835be121b993.exe
Verdict:
Malicious activity
Analysis date:
2024-01-08 15:11:37 UTC
Tags:
rat remcos
Link:
https://app.any.run/tasks/0879e8ae-16b5-437d-b250-f4002a1031c1

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Remcos
Create hunting rule
Link:
https://www.capesandbox.com/analysis/469884/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
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
Creating a process from a recently created file
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Adding an exclusion to Microsoft Defender
Enabling autorun by creating a file
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
control explorer lolbin masquerade packed replace
Link:
https://www.filescan.io/uploads/659c0f5dfd5068bbc3cba42e/reports/5520fa6a-d319-44fe-af4a-983899fbf886/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/77d2129f3e711b02b280dc1ebbd724abd4091818b49c40a2c984835be121b993
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.
Verdict:
Suspicious
Link:
https://analyze.intezer.com/analyses/b0ecee52-67bd-49d3-be1b-4efdbcc98e0f
Result
Threat name:
Remcos
Create hunting rule
Detection:
malicious
Classification:
rans.phis.troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1371292
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 detection for URL or domain
C2 URLs / IPs found in malware configuration
Contains functionality to bypass UAC (CMSTPLUA)
Contains functionality to register a low level keyboard hook
Contains functionality to steal Chrome passwords or cookies
Contains functionality to steal Firefox passwords or cookies
Contains functionalty to change the wallpaper
Creates autostart registry keys with suspicious names
Delayed program exit found
Found malware configuration
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)
Maps a DLL or memory area into another process
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sigma detected: Remcos
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 steal Instant Messenger accounts or passwords
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
Writes to foreign memory regions
Yara detected AntiVM3
Yara detected Remcos RAT
Yara detected UAC Bypass using CMSTP
Yara detected WebBrowserPassView password recovery tool
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1371292 Sample: pago.cmd.exe Startdate: 08/01/2024 Architecture: WINDOWS Score: 100 85 geoplugin.net 2->85 91 Snort IDS alert for network traffic 2->91 93 Multi AV Scanner detection for domain / URL 2->93 95 Found malware configuration 2->95 97 13 other signatures 2->97 10 pago.cmd.exe 7 2->10         started        14 RmvQIIapqzsm.exe 2->14         started        16 remcos.exe 2->16         started        18 remcos.exe 2->18         started        signatures3 process4 file5 81 C:\Users\user\AppData\...\RmvQIIapqzsm.exe, PE32 10->81 dropped 83 C:\Users\user\AppData\Local\...\tmp97A5.tmp, XML 10->83 dropped 119 Contains functionality to bypass UAC (CMSTPLUA) 10->119 121 Contains functionalty to change the wallpaper 10->121 123 Contains functionality to steal Chrome passwords or cookies 10->123 133 5 other signatures 10->133 20 pago.cmd.exe 2 4 10->20         started        24 powershell.exe 23 10->24         started        26 powershell.exe 23 10->26         started        35 2 other processes 10->35 125 Multi AV Scanner detection for dropped file 14->125 127 Tries to steal Mail credentials (via file registry) 14->127 129 Machine Learning detection for dropped file 14->129 28 RmvQIIapqzsm.exe 14->28         started        31 schtasks.exe 14->31         started        33 RmvQIIapqzsm.exe 14->33         started        131 Injects a PE file into a foreign processes 16->131 37 3 other processes 16->37 39 2 other processes 18->39 signatures6 process7 dnsIp8 77 C:\ProgramData\Remcos\remcos.exe, PE32 20->77 dropped 99 Creates autostart registry keys with suspicious names 20->99 41 remcos.exe 5 20->41         started        44 conhost.exe 24->44         started        46 conhost.exe 26->46         started        87 107.175.229.139, 49712, 49713, 8087 AS-COLOCROSSINGUS United States 28->87 89 geoplugin.net 178.237.33.50, 49714, 80 ATOM86-ASATOM86NL Netherlands 28->89 79 C:\ProgramData\Remcos\logs.dat, data 28->79 dropped 101 Maps a DLL or memory area into another process 28->101 103 Installs a global keyboard hook 28->103 48 RmvQIIapqzsm.exe 28->48         started        58 2 other processes 28->58 50 conhost.exe 31->50         started        52 conhost.exe 35->52         started        54 conhost.exe 37->54         started        56 conhost.exe 39->56         started        file9 signatures10 process11 signatures12 105 Multi AV Scanner detection for dropped file 41->105 107 Machine Learning detection for dropped file 41->107 109 Adds a directory exclusion to Windows Defender 41->109 111 Injects a PE file into a foreign processes 41->111 60 remcos.exe 41->60         started        63 powershell.exe 41->63         started        65 powershell.exe 41->65         started        67 schtasks.exe 41->67         started        113 Tries to steal Instant Messenger accounts or passwords 48->113 115 Tries to steal Mail credentials (via file / registry access) 48->115 117 Tries to harvest and steal browser information (history, passwords, etc) 58->117 process13 signatures14 135 Writes to foreign memory regions 60->135 137 Maps a DLL or memory area into another process 60->137 69 iexplore.exe 60->69         started        71 conhost.exe 63->71         started        73 conhost.exe 65->73         started        75 conhost.exe 67->75         started        process15
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/77d2129f3e711b02b280dc1ebbd724abd4091818b49c40a2c984835be121b993
Detection:
remcos
Create hunting rule
Link:
https://mwdb.cert.pl/sample/77d2129f3e711b02b280dc1ebbd724abd4091818b49c40a2c984835be121b993/
Threat name:
Win32.Trojan.Generic
Create hunting rule
Status:
Malicious
First seen:
2024-01-08 15:07:04 UTC
File Type:
PE (.Net Exe)
Extracted files:
15
AV detection:
9 of 37 (24.32%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=o7jbfhz6oenqfmua3qplxvzevpkasgaywsoebiwjqsbvxyjbxgjq._file
Verdict:
malicious
Label(s):
remcos
Create hunting rule
agenttesla
Create hunting rule
Similar samples:
1ec6d9467259d4524dd9bb3ff8d5d6befe7ffb90f64d91418880c5ae5071fd6d
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3de39937dbba16980b665dcf03505af8bd11a77a9f09d8e5ca69837932a9340e
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4138dc6d4ea9f822aa3bac00c6304b9675c13b140fadb75736f21dd33e8dcba6
AgentTesla
77d2129f3e711b02b280dc1ebbd724abd4091818b49c40a2c984835be121b993
AgentTesla
9c365f7df9b2bb958a53890dc80a258de1f5ea0781155f7c2b3741b9dd593867
AgentTesla
b8da12e68ed8f20c9e15ce149a302c9320e78672fd22ffb5fbba9cd89b3d55ea
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cf14c5b8ca5ad71f9ca5b37e4784001d9128b161958f6daf5807540eca4ffcc4
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f05ac4628bc3cc7da752894e47479c2f8532ed5c485943b7abb680a79d4dba9c
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fc4fb593fdecc5e6c82c0c98decab2ccd213153078489787712a082c299d20cd
AgentTesla
+ 3'277 additional samples on MalwareBazaar
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos botnet:pc persistence rat
Link:
https://tria.ge/reports/240108-sgqjyscbcr/
Behaviour
Creates scheduled task(s)
Modifies Internet Explorer settings
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Adds Run key to start application
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
Remcos
Malware Config
C2 Extraction:
107.175.229.139:8087
Unpacked files
SH256 hash:
154a6401d75ca716e0e7ff31ec961f534e296e05a43a3542bf5ee1c225043086
MD5 hash:
45a957eb122dcae48a999bb23c25c089
SHA1 hash:
c12aeb0f71462971d5c139591873475b22f3814a
Link:
https://www.unpac.me/results/ac4a1899-affd-457f-aacd-2e9e83d0f5e1/
SH256 hash:
95dfdb588c7018babd55642c48f6bed1c281cecccbd522dd40b8bea663686f30
MD5 hash:
8d3c6a404a9b6526d082de3e0370e10e
SHA1 hash:
bef3f3c4d9b076a60bdb047f5b8439662691b1d3
Detections:
Remcos
Create hunting rule
win_remcos_w0
Create hunting rule
win_remcos_auto
Create hunting rule
malware_windows_remcos_rat
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM
Create hunting rule
Link:
https://www.unpac.me/results/ac4a1899-affd-457f-aacd-2e9e83d0f5e1/
Parent samples :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 hash:
21afe82a0b71ee589c26f32dc88e0a6e22817f21194b2a83f1807c6cecc8c818
MD5 hash:
440bb4db146ccb1161ac2bcf365d7676
SHA1 hash:
506eda511b46df6e95d86861e70fda81307f8623
Link:
https://www.unpac.me/results/ac4a1899-affd-457f-aacd-2e9e83d0f5e1/
SH256 hash:
7f3ef4658a1b5cff1d0964a68f69d36821f8eacb079cd2f43d007897eb7ab0cb
MD5 hash:
3801a4e3937b0b8ab1f2cd8ca16e478c
SHA1 hash:
31bb63eff712380866c11e5591756df45f9965d7
Link:
https://www.unpac.me/results/ac4a1899-affd-457f-aacd-2e9e83d0f5e1/
SH256 hash:
77d2129f3e711b02b280dc1ebbd724abd4091818b49c40a2c984835be121b993
MD5 hash:
f2e66b59e7936e7dbaa932f2278045d5
SHA1 hash:
91e932f43a2430c1f095b0305d6fe5578c5ab8ed
Link:
https://www.unpac.me/results/ac4a1899-affd-457f-aacd-2e9e83d0f5e1/
Malware family:
Remcos
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/77d2129f3e71/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/77d2129f3e711b02b280dc1ebbd724abd4091818b49c40a2c984835be121b993

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:AgentTesla_DIFF_Common_Strings_01
Create hunting rule
Author:schmidtsz
Description:Identify partial Agent Tesla strings
Rule name:NET
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 77d2129f3e711b02b280dc1ebbd724abd4091818b49c40a2c984835be121b993

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/469884/

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