MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8c89e4051951ecbcaf76f27359a05ecaa5579ec384be3eb3b8abd09097ff9577. 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 4 File information Comments
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SHA256 hash: 8c89e4051951ecbcaf76f27359a05ecaa5579ec384be3eb3b8abd09097ff9577
SHA3-384 hash: 4c5d31e66135a271655ecf45b8df47ea93b591b5faf5069506fe5a498e35f8e8b2748deafccdb7018b2e9745adbbf31c
SHA1 hash: cf2f823a3dc858cc7db3f52a9186ad1ca2fff835
MD5 hash: a6d61b03355321eac1a5a442cc38446e
humanhash: yankee-double-blue-tango
File name:SecuriteInfo.com.Win32.PWSX-gen.4826.5402
Download: download sample
Signature AgentTesla
Create hunting rule
File size:714'240 bytes
First seen:2024-01-29 17:32:40 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'600 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 12288:LVGoIFFHgeg/cBs9mNFU8EQBl/GFX45kZIuII84BifksjvlhAClZQqeUcfKavF+:BGXFxaINF+x4z4BiMsjvluCAzVI
TLSH T1D7E4124137FC971BE57623F66264A14007B2AA1960E2F7C92EE060DE1971B044E7CFB7
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 :
323
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
8c89e4051951ecbcaf76f27359a05ecaa5579ec384be3eb3b8abd09097ff9577.exe
Verdict:
Malicious activity
Analysis date:
2024-01-29 17:33:23 UTC
Tags:
evasion agenttesla stealer
Link:
https://app.any.run/tasks/1a12cc44-adc5-425a-83dc-dd92463f2bb5

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/473480/
Detection(s):
SecuriteInfo.com.Win32.PWSX-gen.4826.5402.UNOFFICIAL
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 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
Adding an exclusion to Microsoft Defender
Enabling autorun by creating a file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
masquerade packed
Link:
https://www.filescan.io/uploads/65b7e15a4aed8b65c87ab86c/reports/88b91edf-ac91-4e2e-9b16-11ff7bb3a519/overview
Verdict:
Malicious
Labled as:
Malware
Link:
https://www.hybrid-analysis.com/sample/8c89e4051951ecbcaf76f27359a05ecaa5579ec384be3eb3b8abd09097ff9577
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:
Suspicious
Link:
https://analyze.intezer.com/analyses/0d833f73-4c62-4877-8d30-6b83733f3d3f
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1382876
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
Check if machine is in data center or colocation facility
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
Contains functionality to log keystrokes (.Net Source)
Found malware configuration
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)
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: Powershell Base64 Encoded MpPreference Cmdlet
Sigma detected: Scheduled temp file as task from temp location
Sigma detected: Suspicious Process Patterns NTDS.DIT Exfil
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 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: 1382876 Sample: SecuriteInfo.com.Win32.PWSX... Startdate: 29/01/2024 Architecture: WINDOWS Score: 100 61 mail.indusun.org 2->61 63 ip-api.com 2->63 69 Found malware configuration 2->69 71 Malicious sample detected (through community Yara rule) 2->71 73 Sigma detected: Scheduled temp file as task from temp location 2->73 75 11 other signatures 2->75 8 SecuriteInfo.com.Win32.PWSX-gen.4826.5402.exe 7 2->8         started        12 zqbOEOgXWQCC.exe 2->12         started        14 ZUHFqcY.exe 2->14         started        16 ZUHFqcY.exe 2->16         started        signatures3 process4 file5 57 C:\Users\user\AppData\...\zqbOEOgXWQCC.exe, PE32 8->57 dropped 59 C:\Users\user\AppData\Local\...\tmp6AEA.tmp, XML 8->59 dropped 83 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 8->83 85 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 8->85 87 Uses schtasks.exe or at.exe to add and modify task schedules 8->87 95 2 other signatures 8->95 18 SecuriteInfo.com.Win32.PWSX-gen.4826.5402.exe 16 5 8->18         started        23 powershell.exe 23 8->23         started        35 2 other processes 8->35 89 Multi AV Scanner detection for dropped file 12->89 91 Machine Learning detection for dropped file 12->91 93 Injects a PE file into a foreign processes 12->93 25 zqbOEOgXWQCC.exe 12->25         started        27 schtasks.exe 12->27         started        29 ZUHFqcY.exe 14->29         started        37 3 other processes 14->37 31 ZUHFqcY.exe 16->31         started        33 schtasks.exe 16->33         started        signatures6 process7 dnsIp8 65 mail.indusun.org 203.124.44.180, 49736, 49737, 49745 COMSATSCommissiononScienceandTechnologyforPK Pakistan 18->65 67 ip-api.com 208.95.112.1, 49733, 49735, 49744 TUT-ASUS United States 18->67 53 C:\Users\user\AppData\Roaming\...\ZUHFqcY.exe, PE32 18->53 dropped 55 C:\Users\user\...\ZUHFqcY.exe:Zone.Identifier, ASCII 18->55 dropped 77 Tries to steal Mail credentials (via file / registry access) 18->77 79 Hides that the sample has been downloaded from the Internet (zone.identifier) 18->79 39 WmiPrvSE.exe 23->39         started        41 conhost.exe 23->41         started        43 conhost.exe 27->43         started        81 Tries to harvest and steal browser information (history, passwords, etc) 31->81 45 conhost.exe 33->45         started        47 conhost.exe 35->47         started        49 conhost.exe 35->49         started        51 conhost.exe 37->51         started        file9 signatures10 process11
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/8c89e4051951ecbcaf76f27359a05ecaa5579ec384be3eb3b8abd09097ff9577
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/8c89e4051951ecbcaf76f27359a05ecaa5579ec384be3eb3b8abd09097ff9577/
Threat name:
ByteCode-MSIL.Trojan.Taskun
Create hunting rule
Status:
Malicious
First seen:
2024-01-29 13:39:54 UTC
File Type:
PE (.Net Exe)
Extracted files:
8
AV detection:
17 of 24 (70.83%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=rse6ibizkhwlzl3w6jzvtic6zksvphwdqs7d5m5yvpijbf77sv3q._file
Verdict:
malicious
Label(s):
agenttesla_v4
Create hunting rule
agenttesla
Create hunting rule
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/240129-v4t7rsfbd7/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Adds Run key to start application
Looks up external IP address via web service
Checks computer location settings
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla
Unpacked files
SH256 hash:
6b7e6d845a9e7bf5951af9efccd18487c7177cb3bf50709e03bcc4095a84ca1c
MD5 hash:
d642749d76230936bace1adf8d5de3dd
SHA1 hash:
7200d4922f83e394b08a87113b155f836309af99
Detections:
AgentTesla
Create hunting rule
win_agent_tesla_g2
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
Create hunting rule
Agenttesla_type2
Create hunting rule
INDICATOR_SUSPICIOUS_Binary_References_Browsers
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL
Create hunting rule
INDICATOR_EXE_Packed_GEN01
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
Create hunting rule
Link:
https://www.unpac.me/results/4d0a866b-4f17-4e36-9236-89058f620cba/
Parent samples :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 hash:
f48edb9df81eebb46004d635773f4d45f5ebfa26954501778de46bc0a36c7444
MD5 hash:
d67571b417847014fd7e78bfa1759cba
SHA1 hash:
647808cd5db312eb5aa305ad88cd33a011daa7c6
Link:
https://www.unpac.me/results/4d0a866b-4f17-4e36-9236-89058f620cba/
SH256 hash:
3014b859be7cafca84f61ab3398e0832d80175d76dc6ff4a45df7b2fef39dcaf
MD5 hash:
17cbde8bc5d57e164c1daa95d1b37d0b
SHA1 hash:
4856da540fd30d018fa511c9ce705871e1e2affa
Link:
https://www.unpac.me/results/4d0a866b-4f17-4e36-9236-89058f620cba/
SH256 hash:
3512e50a7509ca8b120d7835c69302e5d739fa3651dd65485e5739a1cc991ede
MD5 hash:
8bc76b6253fe4689a874767bdefec712
SHA1 hash:
4642b756487c2e1878e7e03e32e77b51df0b3b3e
Link:
https://www.unpac.me/results/4d0a866b-4f17-4e36-9236-89058f620cba/
SH256 hash:
8c89e4051951ecbcaf76f27359a05ecaa5579ec384be3eb3b8abd09097ff9577
MD5 hash:
a6d61b03355321eac1a5a442cc38446e
SHA1 hash:
cf2f823a3dc858cc7db3f52a9186ad1ca2fff835
Link:
https://www.unpac.me/results/4d0a866b-4f17-4e36-9236-89058f620cba/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/8c89e4051951/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/8c89e4051951ecbcaf76f27359a05ecaa5579ec384be3eb3b8abd09097ff9577

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:NETexecutableMicrosoft
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/473480/

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