MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d5b1e18d554082aca046f9795f7de36aa1c7109871c5c9cb637d223396afb000. 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: 14


Intelligence 14 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: d5b1e18d554082aca046f9795f7de36aa1c7109871c5c9cb637d223396afb000
SHA3-384 hash: 012c4e255295104e738abe90fa2386111d8dcbf01860b90bbac3004c694ba82d91a86f4763b9f8b1267f033ecaa148e9
SHA1 hash: 794bd88c3a6a207afed7822392a0f165e9e5ef55
MD5 hash: 3b341ba501e0a4bda185f3aa11bb6198
humanhash: diet-sodium-hamper-massachusetts
File name:3b341ba501e0a4bda185f3aa11bb6198.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:1'093'120 bytes
First seen:2022-12-10 09:00:58 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'741 x AgentTesla, 19'606 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 24576:qffpFFTnz1m2d/AMCU//i4djDBeO5flWDrtnVveP6ehq:OnzjAMC+ReqflWtV2Phhq
Threatray 5'951 similar samples on MalwareBazaar
TLSH T184356CD57BF2A02EF48B72526418399DDC35B943774BE14667733B1082D88FFAA98483
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 abuse_ch
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
187
Origin country :
n/a
Vendor Threat Intelligence
Gathering data
Detection(s):
SecuriteInfo.com.Win32.PWSX-gen.21392.5516.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/63944addf6e448d42df7edcc/reports/7b36817a-880b-49e6-b042-4ea816e443f9/overview
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/a6e46a25-82b5-41bf-8af7-6fae1afd1a06
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1131861
Signature
.NET source code contains very large array initializations
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
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)
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)
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 764582 Sample: 3tZhflwLcF.exe Startdate: 10/12/2022 Architecture: WINDOWS Score: 100 33 Malicious sample detected (through community Yara rule) 2->33 35 Multi AV Scanner detection for submitted file 2->35 37 Yara detected AgentTesla 2->37 39 4 other signatures 2->39 6 RMBJLaF.exe 3 2->6         started        9 3tZhflwLcF.exe 3 2->9         started        process3 file4 41 Multi AV Scanner detection for dropped file 6->41 43 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 6->43 45 May check the online IP address of the machine 6->45 47 Machine Learning detection for dropped file 6->47 12 RMBJLaF.exe 14 3 6->12         started        23 C:\Users\user\AppData\...\3tZhflwLcF.exe.log, ASCII 9->23 dropped 49 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 9->49 51 Injects a PE file into a foreign processes 9->51 16 3tZhflwLcF.exe 17 6 9->16         started        signatures5 process6 dnsIp7 25 api.ipify.org 12->25 53 Tries to harvest and steal ftp login credentials 12->53 55 Tries to harvest and steal browser information (history, passwords, etc) 12->55 27 api4.ipify.org 64.185.227.156, 443, 49699, 49704 WEBNXUS United States 16->27 29 server323.web-hosting.com 67.223.118.45, 25, 49702, 49705 VIMRO-AS15189US United States 16->29 31 api.ipify.org 16->31 19 C:\Users\user\AppData\Roaming\...\RMBJLaF.exe, PE32 16->19 dropped 21 C:\Users\user\...\RMBJLaF.exe:Zone.Identifier, ASCII 16->21 dropped 57 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 16->57 59 Tries to steal Mail credentials (via file / registry access) 16->59 61 Hides that the sample has been downloaded from the Internet (zone.identifier) 16->61 file8 signatures9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/d5b1e18d554082aca046f9795f7de36aa1c7109871c5c9cb637d223396afb000/
Threat name:
Win32.Trojan.Pwsx
Create hunting rule
Status:
Malicious
First seen:
2022-12-10 00:17:02 UTC
File Type:
PE (.Net Exe)
Extracted files:
10
AV detection:
19 of 40 (47.50%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=2wy6ddkvicbkzicg7f4v67pdnkq4oeeyohc4ts3dpurdhfvpwaaa._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
00f867b86b9a1ba73837e87dbd2e02a73f90f46b0827efdbf5f563312e530868
AgentTesla
5e63926b7ce5fb0d4bc1363397c655d0c3b29114497308db183b124b048c033f
AgentTesla
837ee4fe1bd6e6226f7e033a89bbdd0f45ab18273d314c16cf1d723e258c5613
AgentTesla
8b2b130f783c2c3d56658c2fb5d282b70edbd828d76faae5c44027c2f2a017bd
AgentTesla
ac73fc71a47199707dd34b035ab3afee64ed34c56892d71a15359dddeff195c6
AgentTesla
aedbd8290eb3bea7a561c8f099f0005dc37e2597eeb34264e92b0df88a6b4109
AgentTesla
b02d61086cfa6f876e71f4eb2ba5bae874887cf3ef87c339cc634151a388f679
AgentTesla
b7394e25936c4fd44716fcdcce914a35c0cdb0980e4527035681df4f800520e7
AgentTesla
f699a0ce7166a0f6c6996f15529a7dfd7ff50a573905d2b0bf5b0de8ad92af8f
AgentTesla
+ 5'941 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/221210-kyxqlaaa7t/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
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
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/da1754f9-5b72-49ec-bb39-e978483d5882
Unpacked files
SH256 hash:
6ff3beed2c57abfa3bdcd808c0cdc44edd9829cdfeeaed1e10c1a6a11639790c
MD5 hash:
cca2a783e8bcf08dc24ae1518747497a
SHA1 hash:
9c77f92525bad32efc05609b287e28c0e956a8bf
Link:
https://www.unpac.me/results/9df0f400-b762-4f6d-9df9-269253095b5f/
SH256 hash:
1308bc9f89d6ad8b7f64ed8660ac45c0fa7a120ea5f90d92430f9152955c37bb
MD5 hash:
c12d55875a52ec0550ddc770891c98fc
SHA1 hash:
9b1ce84642262aa477295362b91a86a62743c4b3
Link:
https://www.unpac.me/results/9df0f400-b762-4f6d-9df9-269253095b5f/
SH256 hash:
e8ec33e2d0668284e6f69062eb2fd382ecfb54ba70f3cb09e17e421fdf84b7d7
MD5 hash:
4ba47beb21bbd835aaafcb31f3f52bbb
SHA1 hash:
5878183169b163e8c93385eb0708e4cd376e858d
Detections:
AgentTesla
Create hunting rule
Link:
https://www.unpac.me/results/9df0f400-b762-4f6d-9df9-269253095b5f/
Parent samples :
3f08f63c3f336f3823c710a40e674421bbc6316e0088e0989d1ac06085bc5b62
b02d61086cfa6f876e71f4eb2ba5bae874887cf3ef87c339cc634151a388f679
00f867b86b9a1ba73837e87dbd2e02a73f90f46b0827efdbf5f563312e530868
626b38eceda55688275aec055e69b4cfbf2853b6e3d32e7ad0dfee6f1873fc02
d5b1e18d554082aca046f9795f7de36aa1c7109871c5c9cb637d223396afb000
9a47130a1c6261043e0388cb920260c0514377ac5ad2d56aa7c579c06946f689
SH256 hash:
cbba4f2b2c573463343e11fe58427f28c4e23ec83bce7a2244cf37bfca95b528
MD5 hash:
373093d51192ac7b9032db7c9ff88ccb
SHA1 hash:
562bc7742c72a93280af6ce15ad533f2bf60e7b2
Link:
https://www.unpac.me/results/9df0f400-b762-4f6d-9df9-269253095b5f/
SH256 hash:
922915132a628d0050bf03a473370544dde3323627fb4adcba3f1ba869537e50
MD5 hash:
1ecb63625d636b0b8f8ebdece9fa80c3
SHA1 hash:
5623d5ad21fc63893011bae7e4709c51219fcc1c
Link:
https://www.unpac.me/results/9df0f400-b762-4f6d-9df9-269253095b5f/
SH256 hash:
d5b1e18d554082aca046f9795f7de36aa1c7109871c5c9cb637d223396afb000
MD5 hash:
3b341ba501e0a4bda185f3aa11bb6198
SHA1 hash:
794bd88c3a6a207afed7822392a0f165e9e5ef55
Link:
https://www.unpac.me/results/9df0f400-b762-4f6d-9df9-269253095b5f/
Malware family:
AgentTesla.v3
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/d5b1e18d5540/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.54
Link:
https://yomi.yoroi.company/submissions/d5b1e18d554082aca046f9795f7de36aa1c7109871c5c9cb637d223396afb000

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:MALWARE_Win_AgentTeslaV3
Create hunting rule
Author:ditekSHen
Description:AgentTeslaV3 infostealer payload
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:Windows_Trojan_AgentTesla_d3ac2b2f
Create hunting rule
Author:Elastic Security

File information

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

Web download

AgentTesla

Executable exe d5b1e18d554082aca046f9795f7de36aa1c7109871c5c9cb637d223396afb000

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2447266/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/344950/

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