MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a8c8e8ba3a18a34c8404770d291583d45136837bf99f52dd2015bbdfba5f5a50. 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: 16


Intelligence 16 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a8c8e8ba3a18a34c8404770d291583d45136837bf99f52dd2015bbdfba5f5a50
SHA3-384 hash: a80582dcec7c7419fa042fac0d22a645445c788aac2ee53369a063acc74cabf59a85c8309641cfca742dd12020f14430
SHA1 hash: b1e7b0d15978b05ced4471d17b882cf39c565fde
MD5 hash: 9eb0b3effb7b3f368269006de82c5225
humanhash: zulu-monkey-lamp-sad
File name:SecuriteInfo.com.Win32.PWSX-gen.20973.14658
Download: download sample
Signature AgentTesla
Create hunting rule
File size:701'952 bytes
First seen:2023-11-09 03:19:12 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'665 x AgentTesla, 19'478 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:13C0WXi8NAYaU+une5+17svXkAzfmGAUl/ClOrQr1:9CrR2GXe5K7WkSGw6YrQ
Threatray 1'204 similar samples on MalwareBazaar
TLSH T15CE47B3D5DAC1637D2B9DFA58FC5D12BF1C0A9AB3151AD78A4D303A64302A56F9C023E
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 SecuriteInfoCom
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
442
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
SecuriteInfo.com.Win32.PWSX-gen.20973.14658
Verdict:
Malicious activity
Analysis date:
2023-11-09 04:17:16 UTC
Tags:
stealer agenttesla
Link:
https://app.any.run/tasks/d88b60a4-50b8-48c1-a2d9-34dac714fe09

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Win32.PWSX-gen.20973.14658.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Сreating synchronization primitives
Creating a process with a hidden window
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Creating a file in the %temp% directory
Launching a process
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Using the Windows Management Instrumentation requests
DNS request
Sending a custom TCP request
Reading critical registry keys
Stealing user critical data
Adding an exclusion to Microsoft Defender
Enabling autorun by creating a file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/654c4fe52546bd423f146a77/reports/3921ffb9-3505-42ed-a08b-4d93cb2cca3b/overview
Verdict:
Unknown
Link:
https://www.hybrid-analysis.com/sample/a8c8e8ba3a18a34c8404770d291583d45136837bf99f52dd2015bbdfba5f5a50
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/aa4cf2e3-a72b-4d2b-b7e0-8b5ddc12d14d
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1339451
Signature
.NET source code contains potential unpacker
.NET source code contains very large strings
Adds a directory exclusion to Windows Defender
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Contains functionality to log keystrokes (.Net Source)
Found malware configuration
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)
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)
Sigma detected: Scheduled temp file as task from temp location
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 Generic Downloader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1339451 Sample: SecuriteInfo.com.Win32.PWSX... Startdate: 09/11/2023 Architecture: WINDOWS Score: 100 40 mail.apexthreads.com 2->40 42 api4.ipify.org 2->42 44 api.ipify.org 2->44 50 Found malware configuration 2->50 52 Malicious sample detected (through community Yara rule) 2->52 54 Antivirus / Scanner detection for submitted sample 2->54 56 9 other signatures 2->56 8 zlQFTPrl.exe 5 2->8         started        11 SecuriteInfo.com.Win32.PWSX-gen.20973.14658.exe 7 2->11         started        signatures3 process4 file5 58 Antivirus detection for dropped file 8->58 60 Multi AV Scanner detection for dropped file 8->60 62 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 8->62 68 2 other signatures 8->68 14 zlQFTPrl.exe 8->14         started        17 schtasks.exe 8->17         started        36 C:\Users\user\AppData\Roaming\zlQFTPrl.exe, PE32 11->36 dropped 38 C:\Users\user\AppData\Local\...\tmp6BE6.tmp, XML 11->38 dropped 64 Uses schtasks.exe or at.exe to add and modify task schedules 11->64 66 Adds a directory exclusion to Windows Defender 11->66 19 SecuriteInfo.com.Win32.PWSX-gen.20973.14658.exe 15 2 11->19         started        22 powershell.exe 23 11->22         started        24 powershell.exe 23 11->24         started        26 schtasks.exe 1 11->26         started        signatures6 process7 dnsIp8 70 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 14->70 72 Tries to steal Mail credentials (via file / registry access) 14->72 74 Tries to harvest and steal browser information (history, passwords, etc) 14->74 28 conhost.exe 17->28         started        46 mail.apexthreads.com 162.240.69.3, 49733, 49737, 587 UNIFIEDLAYER-AS-1US United States 19->46 48 api4.ipify.org 173.231.16.77, 443, 49732, 49735 WEBNXUS United States 19->48 30 conhost.exe 22->30         started        32 conhost.exe 24->32         started        34 conhost.exe 26->34         started        signatures9 process10
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/a8c8e8ba3a18a34c8404770d291583d45136837bf99f52dd2015bbdfba5f5a50
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/a8c8e8ba3a18a34c8404770d291583d45136837bf99f52dd2015bbdfba5f5a50/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2023-11-09 03:20:13 UTC
File Type:
PE (.Net Exe)
Extracted files:
9
AV detection:
19 of 24 (79.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=vdeoror2dcruzbaeo4gssfmd2ritna337gpvfxjacw557os7ljia._file
Verdict:
malicious
Label(s):
agenttesla_v4
Create hunting rule
Similar samples:
1cc898867c64c4ce20a387a2f71487a27a91d84d272ee1b316dbabdb0dc2409f
AgentTesla
1d21da7ca3f1105e0fba4c64281c4199a1d2788bf2fd5ed975529e7a7ea6d695
AgentTesla
43df291bda29450a30558e14651d662d8211e3d7b560803e338a0f98b5228422
AgentTesla
4de3272c8195c4473cfa3c3abaaf682c7975ee0dc02f555fb5ac8588dcf3af26
AgentTesla
a8c8e8ba3a18a34c8404770d291583d45136837bf99f52dd2015bbdfba5f5a50
AgentTesla
c4e5aef8388a660757a4829a4c1ccb7ee192089fd6c6cfc19231c115911e0bdf
AgentTesla
+ 1'194 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Link:
https://tria.ge/reports/231109-dvrlvafc7x/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
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
Unpacked files
SH256 hash:
6029c755e29368d42a103b423522dc7f9ea01eb3ce39a1c64a5ef65a8d123671
MD5 hash:
eedaeaed0d4b6c08c8fd52b9f82f6994
SHA1 hash:
db93897c3eb9b28ae4aecbce3c4d0ce6a7eae462
Link:
https://www.unpac.me/results/d33d7a38-75b8-4d95-b757-e4e0c6084395/
SH256 hash:
d01f3dea3851602ba5a0586c60430d286adf6fcc7e17aab080601a66630606e5
MD5 hash:
579197d4f760148a9482d1ebde113259
SHA1 hash:
cf6924eb360c7e5a117323bebcb6ee02d2aec86d
Link:
https://www.unpac.me/results/d33d7a38-75b8-4d95-b757-e4e0c6084395/
SH256 hash:
bfef9eac82e53e8d63bcb3b3022880eaf8f22cbbc6c69f3782b59c438f649f12
MD5 hash:
ddf81912128dd196140e9be656c3a212
SHA1 hash:
51221baf7115f7f2de03cd00b8b25cfde9241a35
Link:
https://www.unpac.me/results/d33d7a38-75b8-4d95-b757-e4e0c6084395/
SH256 hash:
691f9cba987d99b605b966bb2eacfea2d7a7773eb393ba5bc0c9cba71999d6dd
MD5 hash:
4c6b0eb388b4fb3803ebdc532212c1dc
SHA1 hash:
0d7236aa024fd66852ca0f7c62e0c4161115c89f
Detections:
AgentTesla
Create hunting rule
win_agent_tesla_g2
Create hunting rule
Link:
https://www.unpac.me/results/d33d7a38-75b8-4d95-b757-e4e0c6084395/
Parent samples :
a8c8e8ba3a18a34c8404770d291583d45136837bf99f52dd2015bbdfba5f5a50
e4e1ed1bd87db14998f1a0e348c48a3ae7ac57cbe35ee2741cd0c725920f6dc7
4ae304d194dbeac326186c31c58bbf4f4c87791ddbb048efc34854e75dde91bc
SH256 hash:
a8c8e8ba3a18a34c8404770d291583d45136837bf99f52dd2015bbdfba5f5a50
MD5 hash:
9eb0b3effb7b3f368269006de82c5225
SHA1 hash:
b1e7b0d15978b05ced4471d17b882cf39c565fde
Link:
https://www.unpac.me/results/d33d7a38-75b8-4d95-b757-e4e0c6084395/
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/a8c8e8ba3a18a34c8404770d291583d45136837bf99f52dd2015bbdfba5f5a50

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:AgentTesla_DIFF_Common_Strings_01
Create hunting rule
Author:schmidtsz
Description:Identify partial Agent Tesla strings
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.

Comments