MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3497c78abc9ebea9a69078b4a587ed771f4a821844a8d5b6511b3569bb1b2a76. 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: 15


Intelligence 15 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 3497c78abc9ebea9a69078b4a587ed771f4a821844a8d5b6511b3569bb1b2a76
SHA3-384 hash: 8c2371b98026c448e7498692117faae6a80b6f0b8f0fe639e7c0fda1b53f8b45a4cef0393c20ef1e02e252dc037ff408
SHA1 hash: 486627d95baa0b08372355e9e88f7a30cd1996d6
MD5 hash: c3ef8c1e9f3fbd5271d15d6770179c43
humanhash: tennessee-fanta-equal-vegan
File name:SecuriteInfo.com.Win32.BackdoorX-gen.19813.4141
Download: download sample
Signature AgentTesla
Create hunting rule
File size:954'368 bytes
First seen:2023-09-15 08:37:48 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 12288:BA5WIPr4z0gD/SDGolP/RBBVdbXE7b3dp1IVtJFVrhE7l95Okg04Sx4Lmcy9P7rE:xGlPpvrbXEn3dvIvxrhE7niam41q
Threatray 5'704 similar samples on MalwareBazaar
TLSH T1DB15BD85F6941465DD68ABB05A36EE3103337DAE6874E15C28CE3D6B3BFB7C21012267
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)
File icon (PE):PE icon
dhash icon d4c4c4d8ccd4f0cc (241 x AgentTesla, 65 x Loki, 41 x Formbook)
Reporter SecuriteInfoCom
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
360
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
SecuriteInfo.com.Win32.BackdoorX-gen.19813.4141
Verdict:
Malicious activity
Analysis date:
2023-09-15 08:40:00 UTC
Tags:
stealer agenttesla
Link:
https://app.any.run/tasks/4ef76c26-ce77-4623-b71c-ec3949d56a04

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
AgentTesla
Create hunting rule
Link:
https://www.capesandbox.com/analysis/448798/
Detection(s):
SecuriteInfo.com.Win32.BackdoorX-gen.19813.4141.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
masquerade packed
Link:
https://www.filescan.io/uploads/650417eb7aa68bd3a1fad8cf/reports/b7a4dd0a-68fc-4d29-b70d-23efcb8144bf/overview
Verdict:
Malicious
Labled as:
Ransom.CryptoJoker.Generic
Link:
https://www.hybrid-analysis.com/sample/3497c78abc9ebea9a69078b4a587ed771f4a821844a8d5b6511b3569bb1b2a76
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/72ba9b66-9928-44c9-b16e-ef2b317a4dc6
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1308830
Signature
.NET source code contains potential unpacker
Contains functionality to log keystrokes (.Net Source)
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Icon mismatch, binary includes an icon from a different legit application in order to fool users
Injects a PE file into a foreign processes
Installs a global keyboard hook
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 network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Sample uses string decryption to hide its real strings
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 the Telegram API (likely for C&C communication)
Yara detected AgentTesla
Yara detected AntiVM3
Yara detected Telegram RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1308830 Sample: SecuriteInfo.com.Win32.Back... Startdate: 15/09/2023 Architecture: WINDOWS Score: 100 29 api.telegram.org 2->29 53 Found malware configuration 2->53 55 Icon mismatch, binary includes an icon from a different legit application in order to fool users 2->55 57 Multi AV Scanner detection for submitted file 2->57 61 7 other signatures 2->61 7 SecuriteInfo.com.Win32.BackdoorX-gen.19813.4141.exe 3 2->7         started        10 NJFUCIF.exe 3 2->10         started        12 NJFUCIF.exe 2 2->12         started        signatures3 59 Uses the Telegram API (likely for C&C communication) 29->59 process4 signatures5 63 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->63 65 May check the online IP address of the machine 7->65 67 Injects a PE file into a foreign processes 7->67 14 SecuriteInfo.com.Win32.BackdoorX-gen.19813.4141.exe 17 5 7->14         started        69 Multi AV Scanner detection for dropped file 10->69 71 Machine Learning detection for dropped file 10->71 19 NJFUCIF.exe 14 2 10->19         started        21 NJFUCIF.exe 12->21         started        23 NJFUCIF.exe 12->23         started        process6 dnsIp7 31 api4.ipify.org 64.185.227.156, 443, 49697, 49707 WEBNXUS United States 14->31 33 api.telegram.org 149.154.167.220, 443, 49698, 49699 TELEGRAMRU United Kingdom 14->33 35 api.ipify.org 14->35 25 C:\Users\user\AppData\Roaming\...25JFUCIF.exe, PE32 14->25 dropped 27 C:\Users\user\...27JFUCIF.exe:Zone.Identifier, ASCII 14->27 dropped 43 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 14->43 45 Tries to steal Mail credentials (via file / registry access) 14->45 47 Hides that the sample has been downloaded from the Internet (zone.identifier) 14->47 37 104.237.62.212, 443, 49700 WEBNXUS United States 19->37 39 api.ipify.org 19->39 41 api.ipify.org 21->41 49 Tries to harvest and steal browser information (history, passwords, etc) 21->49 51 Installs a global keyboard hook 21->51 file8 signatures9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/3497c78abc9ebea9a69078b4a587ed771f4a821844a8d5b6511b3569bb1b2a76/
Threat name:
Win32.Ransomware.CryptoJoker
Create hunting rule
Status:
Malicious
First seen:
2023-09-15 02:34:01 UTC
File Type:
PE (.Net Exe)
Extracted files:
61
AV detection:
16 of 23 (69.57%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=gsl4pcv4t27ktjuqpc2klb7no4puvaqyisunlnsrdm2wtoy3fj3a._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
076d1d33336d560c55cd222d6e80ea4476119ee8dc51fd8c4c490f366ce66124
AgentTesla
1eee47020391da55dc802775cfaee097529916e00a309c48fa9973fa9dd7c7cf
AgentTesla
40b0a076e904042e87b4cfae93b7ae9ac00db794675cc4bfd2ca57fe55fb0949
AgentTesla
52a1809773419caafe264fc932eb4dc72f45e59401ea3c3e73072665ae1ada6f
AgentTesla
658d5f23cc2d33d6d5883e6dbe0e43f80fe93983c53943e8067d18ae161c119d
AgentTesla
68cab573aabc49f6164dbf01e2bcdcb9707839ba7b567e8bd6f45911baba9b2e
AgentTesla
86427b8288b61c876a94f3d5226fb04f843ee245ad937dcdb4b974e81ec8b404
AgentTesla
8a0632e1cbf30a80d73a312e84ae2f4480012b0e1eb71bb224b280ee5fd1e7d7
AgentTesla
+ 5'694 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/230915-kjp27shg3s/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Adds Run key to start application
Looks up external IP address via web service
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/bot6431954284:AAGlvN6J3TsJbke6P1PAJrYQgVhAPUTkmnQ/
Unpacked files
SH256 hash:
0cc2d545cdbc9aca7ac5732fc2e1858bae1b8c575e67f0b4b8077610c5597806
MD5 hash:
604ba9fe5293c6b09155e9593e5fe8b4
SHA1 hash:
c9ca531c5c50091dcdeabea6af26643e897fe3f8
Link:
https://www.unpac.me/results/25348176-7c75-4dd1-af12-8db5397f02dc/
SH256 hash:
91970dd848a42a1df4d798ab3a8e49fa3632b89637c2a0780bf37f6553bca91e
MD5 hash:
09d47854c3306dfba609e66afd86a1d2
SHA1 hash:
42f9ccac3419546403ccd56dbeac4bb2448711da
Link:
https://www.unpac.me/results/25348176-7c75-4dd1-af12-8db5397f02dc/
SH256 hash:
60787b0a89ffe0466368557171e9d5941183abb0e97ce76eaebdab8668e8885a
MD5 hash:
bbcdd41293cfb53ec0c14ba7d26ceb9e
SHA1 hash:
2cd30def7b3e0a1a6c8113acf0718731ce28c844
Link:
https://www.unpac.me/results/25348176-7c75-4dd1-af12-8db5397f02dc/
SH256 hash:
0630b864e828fff2d66f33ab7d00fad231df4c00fc0bbad313ee0d12ca503198
MD5 hash:
f559a9abbd849eb977d262d597d6e4fd
SHA1 hash:
0a8769b40b026852690c89b913c2812817ef43c8
Link:
https://www.unpac.me/results/25348176-7c75-4dd1-af12-8db5397f02dc/
Parent samples :
cef72412a1dd9486bae5f7e606d4330660fba98575ba1c939559ccc83536f41a
81ccf158093718305b3499d0f16d8a82bcad69f2740066daca8d5b5ca9979688
SH256 hash:
3497c78abc9ebea9a69078b4a587ed771f4a821844a8d5b6511b3569bb1b2a76
MD5 hash:
c3ef8c1e9f3fbd5271d15d6770179c43
SHA1 hash:
486627d95baa0b08372355e9e88f7a30cd1996d6
Link:
https://www.unpac.me/results/25348176-7c75-4dd1-af12-8db5397f02dc/
Malware family:
AgentTesla.v4
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/3497c78abc9e/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.61
Link:
https://yomi.yoroi.company/submissions/3497c78abc9ebea9a69078b4a587ed771f4a821844a8d5b6511b3569bb1b2a76

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: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.

Cape
Cape
https://www.capesandbox.com/analysis/448798/

Comments