MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 35da2bcbc83576ad40864497f224bd79c650fba90157f0e4351a8c13e7b0efeb. 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 2 File information Comments
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SHA256 hash: 35da2bcbc83576ad40864497f224bd79c650fba90157f0e4351a8c13e7b0efeb
SHA3-384 hash: fb7ccc6736eb15b693918d20eb75a8aaa3d44098fbf658aad0bcb1fb8ffc40a2bd751501bc1710209bebfaf3b1d282ae
SHA1 hash: 8ed011c9826ee473f2fc416822e75704484118c0
MD5 hash: 4fd2c5b933467be54a1d2bb79ecde194
humanhash: cold-april-massachusetts-twenty
File name:DOCUMENT(1).pr.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:830'464 bytes
First seen:2022-10-24 11:10:59 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'742 x AgentTesla, 19'607 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:3gmLA7hLuM2/hpRtECB+7/IzVu8Xp5mi5506dJ45f:3gmqiACI/IzV5Z575xda5f
Threatray 19'478 similar samples on MalwareBazaar
TLSH T16D053B2829EB421CF43A5BB95FDBB4C64E9BF621212AF5DE14ED03864933E05CD93235
TrID 64.2% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.5% (.SCR) Windows screen saver (13101/52/3)
9.2% (.EXE) Win64 Executable (generic) (10523/12/4)
5.7% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.9% (.EXE) Win32 Executable (generic) (4505/5/1)
Reporter GovCERT_CH
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
199
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
DOCUMENT(1).pr.exe
Verdict:
Malicious activity
Analysis date:
2022-10-24 11:11:29 UTC
Tags:
agenttesla
Link:
https://app.any.run/tasks/6cc4765a-340f-4e0b-93b5-6cb014b58da4

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/323347/
Detection(s):
SecuriteInfo.com.Trojan.GenericKD.61676221.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Сreating synchronization primitives
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:
Malicious Packer
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/b16c734c-f3b9-4070-95d2-285f42bf40c2
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1096441
Signature
.NET source code contains very large array initializations
.NET source code contains very large strings
Hides that the sample has been downloaded from the Internet (zone.identifier)
Initial sample is a PE file and has a suspicious name
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
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
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)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 729082 Sample: DOCUMENT(1).pr.exe Startdate: 24/10/2022 Architecture: WINDOWS Score: 100 57 mail.fedexpa.es 2->57 59 fedexpa.es 2->59 61 2 other IPs or domains 2->61 77 Malicious sample detected (through community Yara rule) 2->77 79 Sigma detected: Scheduled temp file as task from temp location 2->79 81 Multi AV Scanner detection for submitted file 2->81 83 8 other signatures 2->83 8 DOCUMENT(1).pr.exe 6 2->8         started        12 JrHyhDb.exe 5 2->12         started        14 JrHyhDb.exe 2->14         started        16 yQzdOAgfDPQe.exe 5 2->16         started        signatures3 process4 file5 51 C:\Users\user\AppData\...\yQzdOAgfDPQe.exe, PE32 8->51 dropped 53 C:\Users\user\AppData\Local\...\tmpA62F.tmp, XML 8->53 dropped 55 C:\Users\user\...\DOCUMENT(1).pr.exe.log, ASCII 8->55 dropped 97 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 8->97 99 May check the online IP address of the machine 8->99 101 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 8->101 103 Uses schtasks.exe or at.exe to add and modify task schedules 8->103 18 DOCUMENT(1).pr.exe 17 6 8->18         started        23 schtasks.exe 1 8->23         started        105 Multi AV Scanner detection for dropped file 12->105 107 Machine Learning detection for dropped file 12->107 109 Injects a PE file into a foreign processes 12->109 25 JrHyhDb.exe 12->25         started        27 schtasks.exe 12->27         started        37 4 other processes 12->37 29 JrHyhDb.exe 14->29         started        31 schtasks.exe 14->31         started        33 schtasks.exe 16->33         started        35 yQzdOAgfDPQe.exe 16->35         started        signatures6 process7 dnsIp8 63 mail.fedexpa.es 18->63 65 fedexpa.es 185.177.153.246, 49703, 49708, 49709 PROFESIONALHOSTINGES Spain 18->65 75 2 other IPs or domains 18->75 47 C:\Users\user\AppData\Roaming\...\JrHyhDb.exe, PE32 18->47 dropped 49 C:\Users\user\...\JrHyhDb.exe:Zone.Identifier, ASCII 18->49 dropped 85 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 18->85 87 Tries to steal Mail credentials (via file / registry access) 18->87 89 Hides that the sample has been downloaded from the Internet (zone.identifier) 18->89 91 Installs a global keyboard hook 18->91 39 conhost.exe 23->39         started        67 api.ipify.org 25->67 41 conhost.exe 27->41         started        69 54.91.59.199, 443, 49707 AMAZON-AESUS United States 29->69 71 192.168.2.1 unknown unknown 29->71 73 api.ipify.org 29->73 93 Tries to harvest and steal ftp login credentials 29->93 95 Tries to harvest and steal browser information (history, passwords, etc) 29->95 43 conhost.exe 31->43         started        45 conhost.exe 33->45         started        file9 signatures10 process11
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/35da2bcbc83576ad40864497f224bd79c650fba90157f0e4351a8c13e7b0efeb/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-10-19 16:57:37 UTC
File Type:
PE (.Net Exe)
Extracted files:
19
AV detection:
19 of 26 (73.08%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=gxncxs6igv3k2qegisl7ejf5phdfb65jafl7bzbvdkgbhz5q57vq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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4617c1f129c70221b728325f9428433362851edf3237f4ddcd96eb5edcbc0f42
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77e60f86df5027b5cddd14fb1e0acc3e9a2c5456efeea831118d36180358c591
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a0b715dbe6410280098b511f7cf95b466c14f15de32ed2cd79744d2ebd7ad8ff
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ab828ebbb7925536f94b2fe3f34100bdc8326589deb88e90dd3490893495f19c
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bc123960f09aa291db84c5e7d73412fad81939bb5a57459e94cd7d522b4ee193
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f3ba68ac24bbd5f939b319f7712015fd7b67071b927596a3a78a1f905455b187
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f6f06166948a55fcb84416c7a3f410e36a086c4a86980d2571e0055a5e1ff9af
AgentTesla
+ 19'468 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/221024-m99kmsgbb5/
Behaviour
Creates scheduled task(s)
Modifies system certificate store
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
Adds Run key to start application
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
Unpacked files
SH256 hash:
abd0d348af16057ceba1894b43fb52fcf2a3429806e210bb2088ba5eedf40f7d
MD5 hash:
95fc0965ca9e29a08ade30267af4aeca
SHA1 hash:
ad1fd3a704f94b46fc7ed949bfa3429bbfe5f6c0
Link:
https://www.unpac.me/results/40006db8-1791-44f4-91e7-eec2f1ae0d35/
SH256 hash:
41f84928ddbefd159dd01fc003d499e4743c380fba14811e0ef2e82cd080fe06
MD5 hash:
66c3fbd600abf176fae645633a968934
SHA1 hash:
a8b8e822eed7dbf8860f464d539e2e707bfe8d6f
Link:
https://www.unpac.me/results/40006db8-1791-44f4-91e7-eec2f1ae0d35/
SH256 hash:
4f80ddfe49b270f801ab44aa899153bbe2a0fb93abed0f9fc992f74ff6ab4fde
MD5 hash:
f4ba8570299eabf8fe2d02cc1dc0606a
SHA1 hash:
5d7add32313074f5a1e9b4ab379298dee8b6217e
Link:
https://www.unpac.me/results/40006db8-1791-44f4-91e7-eec2f1ae0d35/
SH256 hash:
35da2bcbc83576ad40864497f224bd79c650fba90157f0e4351a8c13e7b0efeb
MD5 hash:
4fd2c5b933467be54a1d2bb79ecde194
SHA1 hash:
8ed011c9826ee473f2fc416822e75704484118c0
Link:
https://www.unpac.me/results/40006db8-1791-44f4-91e7-eec2f1ae0d35/
Malware family:
AgentTesla.v3
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/35da2bcbc835/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/35da2bcbc83576ad40864497f224bd79c650fba90157f0e4351a8c13e7b0efeb

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

File information

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

Malspam

AgentTesla

Executable exe 35da2bcbc83576ad40864497f224bd79c650fba90157f0e4351a8c13e7b0efeb

(this sample)

  
Dropped by
agenttesla
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/323347/

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