MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b5749a73d0f43c8743d1be1bf19019853f626bc855e4f8815a7de861c59b417e. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b5749a73d0f43c8743d1be1bf19019853f626bc855e4f8815a7de861c59b417e
SHA3-384 hash: f4193c467831d3e95f466e88acb42e570267a13071d2a89b545c5a1fcc46d9b84b73bdc6f1801fc906849ea68653bcb4
SHA1 hash: 9292c6c8525471c5552121f1a02f587daedf0357
MD5 hash: fb463ab3557a0499c60645b9ba10ec70
humanhash: quiet-skylark-early-south
File name:fb463ab3557a0499c60645b9ba10ec70.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:601'600 bytes
First seen:2023-04-04 05:49:38 UTC
Last seen:2023-04-04 06:36:27 UTC
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:qgJhUnCmTjl2Pcs6xfkFvgsHIutVs5ktKJQD8JVLwrvt:qgJmcPEfszg+tKJL0
Threatray 1'808 similar samples on MalwareBazaar
TLSH T1AFD412197748CBA2C57D0B7E9022721503F1E63B3851E36A2CD968EB6C73FD98281DD6
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 abuse_ch
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
247
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
fb463ab3557a0499c60645b9ba10ec70.exe
Verdict:
Malicious activity
Analysis date:
2023-04-04 05:57:26 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/f90d193c-618c-4be0-b151-7dac4dd18e45

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/379889/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.738.16750.5372.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a custom TCP request
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/642bba8d21f28828439de75b/reports/395881c8-a769-4517-8bee-5ffb6905c60b/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_90%
Link:
https://www.hybrid-analysis.com/sample/b5749a73d0f43c8743d1be1bf19019853f626bc855e4f8815a7de861c59b417e
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/b61f2c6b-779f-48bc-b536-6379f0a4f4bd
Result
Threat name:
AgentTesla, zgRAT
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1207737
Signature
.NET source code contains potential unpacker
Injects a PE file into a foreign processes
Installs a global keyboard hook
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
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)
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)
Yara detected AgentTesla
Yara detected zgRAT
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b5749a73d0f43c8743d1be1bf19019853f626bc855e4f8815a7de861c59b417e/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2023-04-03 20:58:12 UTC
File Type:
PE (.Net Exe)
Extracted files:
8
AV detection:
20 of 24 (83.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wv2ju46q6q6ioq6rxyn7deazqu7we26ikxsprak2pxugdrm3if7a._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
015ac938d581a3af8e1d988e8a2a96fe502153b7cf90ee9e9224c6beb0238443
AgentTesla
3047d199e9540948a25c577cc9181b77d26708c2539c660706a8fd12fec2db1b
AgentTesla
433e7f14b1114b2b401e99fcfcc04cb7bcf5e7fcf402821cea3663124dac5644
AgentTesla
44ef1bf0090143868b6397ac30c5a5f3ea6b83dc8013cb4b57c691ddb5d88b9b
AgentTesla
5458e3bb6f919b8dc46d243475fd72f0bb1f30ff2604cabc675bb1c707dbed97
AgentTesla
85609c31587f7752298afe029c049ab5ead5997bfbc6cc31151bf5e90ed41072
AgentTesla
91a2cf3fd7e3f3d2fadb1cc846fa46996b0fc30da1e2eeac16cf477a6969398d
AgentTesla
bc282c69e6f9c69b93651c0d399318577b6f9494c0b851eadb4a5b44bfef1262
AgentTesla
e7870cef93da835cdf985f2b5ca04e113123ee0756b0c5a95fec7d5ad849185d
AgentTesla
fb373eca894b2523afbe1c0bfb7df775820e458d493a1e6df94e5da79ff7e232
AgentTesla
+ 1'798 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-gjls1afa5s/
Behaviour
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
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:
9d9536e58881c3372adeaa0d111c08eda5a3b030386007f44f4174bd9c6b1b85
MD5 hash:
50169ddb605f595cb5c2021374f59063
SHA1 hash:
9b869892ea2a0aa0b349b3533a4cfc264aad3841
Link:
https://www.unpac.me/results/6c2bf24f-fb5c-43dc-9ed2-557abd9ead05/
SH256 hash:
3c507afadbb1c31a9ebdd24baac5739d47576159e01c5e84f973c951885100aa
MD5 hash:
e79bf0e7e9d52d398e0b23b352394c68
SHA1 hash:
682325763a0ec77e0fd475ea3a4021b4651eceac
Link:
https://www.unpac.me/results/6c2bf24f-fb5c-43dc-9ed2-557abd9ead05/
SH256 hash:
0f15eb2d1cd5ba0762b21f844b094044ceb8db6d77b50cb96185ad4ffb7bb53d
MD5 hash:
0e8a3f8140eaf2d88c62f856f0878a97
SHA1 hash:
67e94ef4f05c685709e74419ab5e11a6826f7d5e
Link:
https://www.unpac.me/results/6c2bf24f-fb5c-43dc-9ed2-557abd9ead05/
SH256 hash:
c11aa913dc9bb2fed52072364dd476f2e554e6ba047b828fde6cf63a186b00c5
MD5 hash:
5b7f10d1767a571e4bafd42fbc4347e1
SHA1 hash:
59d99496ca53a69e23c9e563ad768ec90f7cde81
Link:
https://www.unpac.me/results/6c2bf24f-fb5c-43dc-9ed2-557abd9ead05/
SH256 hash:
cb85d77cb556485e6eeefe2a1ce6d97ad85c7a44ed766246b8b72f45418ce16b
MD5 hash:
419114395634a1b160754fbe2f316f50
SHA1 hash:
109b84c5a8b8fea96c90df66cf25a664fdf92d41
Link:
https://www.unpac.me/results/6c2bf24f-fb5c-43dc-9ed2-557abd9ead05/
SH256 hash:
b5749a73d0f43c8743d1be1bf19019853f626bc855e4f8815a7de861c59b417e
MD5 hash:
fb463ab3557a0499c60645b9ba10ec70
SHA1 hash:
9292c6c8525471c5552121f1a02f587daedf0357
Link:
https://www.unpac.me/results/6c2bf24f-fb5c-43dc-9ed2-557abd9ead05/
Malware family:
AgentTesla
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/b5749a73d0f4/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/b5749a73d0f43c8743d1be1bf19019853f626bc855e4f8815a7de861c59b417e

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.

Web download

AgentTesla

Executable exe b5749a73d0f43c8743d1be1bf19019853f626bc855e4f8815a7de861c59b417e

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/379889/
  
URLhaus
https://urlhaus.abuse.ch/url/2322915/
  
Delivery method
Distributed via web download

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