MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 83bff0961aeb0ddc995cf636241d80c3ba41bf750255995319f661c4a82b794c. 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: 10


Intelligence 10 IOCs YARA 2 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 83bff0961aeb0ddc995cf636241d80c3ba41bf750255995319f661c4a82b794c
SHA3-384 hash: 90eb57d3cdb20fe41c82bce6efb7d1e804d8a0d3c49696982ee5be97e1275a9b5c7162a686ed537f119e52bef9d58bbf
SHA1 hash: 022aeaa198bda115d87483dd6d263a4230de5779
MD5 hash: 8d2180f18719e7d1dd059d4da5d21e13
humanhash: lion-magazine-paris-yankee
File name:8d2180f18719e7d1dd059d4da5d21e13
Download: download sample
Signature AgentTesla
Create hunting rule
File size:724'480 bytes
First seen:2023-02-01 09:36:08 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:GrKJMtEwcU3gZ+GQzjkATGds/QkjENtqGRGRXkbrRVUQnHC0t37EdViqBr:ws6AAgZbQzlGMlwNtqkGJMrRVPnii7E3
TLSH T137F4230073BC6255D6E847F15623825043B17A069A22E37E5CD9F2DB6C7F7D089A0F9B
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 zbetcheckin
Tags:32 AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
199
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
http://192.227.132.38/30/sim.exe
Verdict:
Malicious activity
Analysis date:
2023-02-01 06:43:13 UTC
Tags:
opendir loader
Link:
https://app.any.run/tasks/599803bd-fb1d-4ab8-9fbd-d85bfe20ba39

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/358924/
Detection(s):
Win.Packed.Nanocore-9985491-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Sending a custom TCP request
Сreating synchronization primitives
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Creating a process from a recently created file
Creating a process with a hidden window
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/63da32bf89bd67c10fdbfb09/reports/ba2c81f2-6fb7-45c0-81d4-c7ff5768ef5d/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.
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/24581c42-004d-4120-8e1b-e1b600e63020
Result
Threat name:
AgentTesla, zgRAT
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1163050
Signature
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Hides that the sample has been downloaded from the Internet (zone.identifier)
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 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
Yara detected zgRAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 795809 Sample: h5IckLSv3c.exe Startdate: 01/02/2023 Architecture: WINDOWS Score: 100 74 Malicious sample detected (through community Yara rule) 2->74 76 Antivirus / Scanner detection for submitted sample 2->76 78 Sigma detected: Scheduled temp file as task from temp location 2->78 80 7 other signatures 2->80 7 h5IckLSv3c.exe 7 2->7         started        11 PbeyDrpe.exe 5 2->11         started        13 zOwta.exe 2->13         started        15 zOwta.exe 2->15         started        process3 file4 52 C:\Users\user\AppData\Roaming\PbeyDrpe.exe, PE32 7->52 dropped 54 C:\Users\...\PbeyDrpe.exe:Zone.Identifier, ASCII 7->54 dropped 56 C:\Users\user\AppData\Local\...\tmp1938.tmp, XML 7->56 dropped 58 C:\Users\user\AppData\...\h5IckLSv3c.exe.log, ASCII 7->58 dropped 92 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->92 94 May check the online IP address of the machine 7->94 96 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 7->96 104 2 other signatures 7->104 17 h5IckLSv3c.exe 17 5 7->17         started        22 powershell.exe 21 7->22         started        24 schtasks.exe 1 7->24         started        98 Antivirus detection for dropped file 11->98 100 Multi AV Scanner detection for dropped file 11->100 102 Machine Learning detection for dropped file 11->102 26 PbeyDrpe.exe 11->26         started        36 2 other processes 11->36 28 zOwta.exe 13->28         started        30 schtasks.exe 13->30         started        32 zOwta.exe 15->32         started        34 schtasks.exe 15->34         started        signatures5 process6 dnsIp7 60 api4.ipify.org 64.185.227.155, 443, 49695, 49697 WEBNXUS United States 17->60 62 mail.aktinos.in.netsolmail.net 207.204.50.16, 49696, 49700, 49701 DEFENSE-NETUS United States 17->62 66 2 other IPs or domains 17->66 48 C:\Users\user\AppData\Roaming\...\zOwta.exe, PE32 17->48 dropped 50 C:\Users\user\...\zOwta.exe:Zone.Identifier, ASCII 17->50 dropped 82 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 17->82 84 Tries to steal Mail credentials (via file / registry access) 17->84 86 Hides that the sample has been downloaded from the Internet (zone.identifier) 17->86 38 conhost.exe 22->38         started        40 conhost.exe 24->40         started        64 192.168.2.1 unknown unknown 26->64 68 2 other IPs or domains 26->68 88 Installs a global keyboard hook 26->88 70 2 other IPs or domains 28->70 42 conhost.exe 30->42         started        72 2 other IPs or domains 32->72 90 Tries to harvest and steal browser information (history, passwords, etc) 32->90 44 conhost.exe 34->44         started        46 conhost.exe 36->46         started        file8 signatures9 process10
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/83bff0961aeb0ddc995cf636241d80c3ba41bf750255995319f661c4a82b794c/
Threat name:
ByteCode-MSIL.Trojan.FormBook
Create hunting rule
Status:
Malicious
First seen:
2023-01-24 12:34:40 UTC
File Type:
PE (.Net Exe)
Extracted files:
17
AV detection:
23 of 26 (88.46%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=qo77bfq25mg5zgk46y3cihmayo5edp3vajkzsuyz6zq4jkblpfga._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Result
Malware family:
n/a
Score:
  7/10
Tags:
n/a
Link:
https://tria.ge/reports/230201-llgdhsef2z/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Checks computer location settings
Unpacked files
SH256 hash:
be5e1ec9a66aee274756a5f089b2f267b6f21d51b89ecd67f3866ba3e6c5e7af
MD5 hash:
d2936091467ce06b7fe0fa199b828a10
SHA1 hash:
be67d810ac43bf86edc24adde6b1fa6b8d1e6ccd
Link:
https://www.unpac.me/results/2cb00bfc-34ff-48cc-9091-d1a50489e18f/
SH256 hash:
411569f9f0b865c651adc1234d23f86cd98fe5cd641704702276e9882be113b6
MD5 hash:
7648892096f37af50468509c5b051180
SHA1 hash:
a56a074c2770152761f6c4975db0e9f7d57f8cda
Link:
https://www.unpac.me/results/2cb00bfc-34ff-48cc-9091-d1a50489e18f/
SH256 hash:
4606025b02fad661b708008afd3a00735fbbd3e4f86a7a911788781234a25b47
MD5 hash:
06cb2d556036731014268b4b9ea8d2ae
SHA1 hash:
94526247978fabb31bf7975f7fad59654673a1c9
Link:
https://www.unpac.me/results/2cb00bfc-34ff-48cc-9091-d1a50489e18f/
SH256 hash:
7f0d201d80f3d5c61c6c3c9c49d4bed8a55a2ca377b007cbb3ae59c94a78ac97
MD5 hash:
0868d9608bc629bdc8ee88f608ed307b
SHA1 hash:
7a3f3a5cd72a46277cd0f6e4e4467b901b7f4238
Link:
https://www.unpac.me/results/2cb00bfc-34ff-48cc-9091-d1a50489e18f/
SH256 hash:
ff1b42ea7d56a37eae801adbddb7116f52a4664c0b41302736f522852edc2747
MD5 hash:
89ac57478044c57c7195943116a521e0
SHA1 hash:
1ff2bafeed795423e3538d810bda8e1e3fcdcfa5
Link:
https://www.unpac.me/results/2cb00bfc-34ff-48cc-9091-d1a50489e18f/
SH256 hash:
83bff0961aeb0ddc995cf636241d80c3ba41bf750255995319f661c4a82b794c
MD5 hash:
8d2180f18719e7d1dd059d4da5d21e13
SHA1 hash:
022aeaa198bda115d87483dd6d263a4230de5779
Link:
https://www.unpac.me/results/2cb00bfc-34ff-48cc-9091-d1a50489e18f/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/83bff0961aeb/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Trojan
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/83bff0961aeb0ddc995cf636241d80c3ba41bf750255995319f661c4a82b794c

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.

Web download

AgentTesla

Executable exe 83bff0961aeb0ddc995cf636241d80c3ba41bf750255995319f661c4a82b794c

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/2524959/
Cape
Cape
https://www.capesandbox.com/analysis/358924/

Comments


Avatar
zbet commented on 2023-02-01 09:36:25 UTC

url : hxxp://192.227.132.38/30/sim.exe