MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 54fff8c0e0265d9f0d6ecc1a44617b63abab1ae3c98afe406b5787490db0bfde. 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 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 54fff8c0e0265d9f0d6ecc1a44617b63abab1ae3c98afe406b5787490db0bfde
SHA3-384 hash: 98aeb2cff0b3b9ce751e5085762573e3b423a535a0da2a30d5e64a92743becaa7c965e365a7a9c8c34c813b62e3a6364
SHA1 hash: 44deb5179179d7752690ee01fc1427db20117c2a
MD5 hash: 5957f73587c0568c38852c74a5195301
humanhash: nebraska-mexico-alpha-cup
File name:Purchase Order.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:809'984 bytes
First seen:2023-08-22 18:25:52 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'744 x AgentTesla, 19'609 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:iAUXC8Ae9JbSw6vAGvjRg7VYXKJq6EJws9Eyshinml+pInZZxZ8faAaPDWIzdet:iAUXCFBw6IGvKJV+7VAsml+pIZNsgaD
Threatray 5'683 similar samples on MalwareBazaar
TLSH T18605DFD9253ABC2DC87C92FC73199C1DA3ADCE75830BF012F2994867A43AB915F35690
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 James_inthe_box
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
297
Origin country :
US US
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
Purchase Order.exe
Verdict:
Malicious activity
Analysis date:
2023-08-22 18:29:21 UTC
Tags:
stealer agenttesla
Link:
https://app.any.run/tasks/de5d9f15-6876-4d4d-9dcb-a5293c3243fb

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
AgentTesla
Create hunting rule
Link:
https://www.capesandbox.com/analysis/444214/
Detection(s):
SecuriteInfo.com.Win32.CrypterX-gen.20438.350.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Сreating synchronization primitives
Creating a file in the %AppData% directory
Launching a process
Creating a file
Using the Windows Management Instrumentation requests
DNS request
Sending a custom TCP request
Reading critical registry keys
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Forced shutdown of a system process
Stealing user critical data
Unauthorized injection to a system process
Gathering data
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/54fff8c0e0265d9f0d6ecc1a44617b63abab1ae3c98afe406b5787490db0bfde
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/eb23fb4a-3200-4b58-955e-e280556fffa8
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
spre.troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1295425
Signature
.NET source code contains potential unpacker
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Found malware configuration
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
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 network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Sample uses string decryption to hide its real strings
Sigma detected: MSBuild connects to smtp port
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)
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected Costura Assembly Loader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1295425 Sample: Purchase_Order.exe Startdate: 22/08/2023 Architecture: WINDOWS Score: 100 44 Found malware configuration 2->44 46 Antivirus / Scanner detection for submitted sample 2->46 48 Multi AV Scanner detection for submitted file 2->48 50 7 other signatures 2->50 6 Purchase_Order.exe 1 5 2->6         started        10 Jwlbe.exe 5 2->10         started        12 Jwlbe.exe 4 2->12         started        process3 file4 28 C:\Users\user\AppData\Roaming\Jwlbe.exe, PE32 6->28 dropped 52 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 6->52 54 Writes to foreign memory regions 6->54 56 Injects a PE file into a foreign processes 6->56 14 MSBuild.exe 15 2 6->14         started        18 MSBuild.exe 6->18         started        58 Antivirus detection for dropped file 10->58 60 Multi AV Scanner detection for dropped file 10->60 62 Machine Learning detection for dropped file 10->62 20 MSBuild.exe 2 10->20         started        22 MSBuild.exe 12->22         started        24 MSBuild.exe 12->24         started        26 MSBuild.exe 12->26         started        signatures5 process6 dnsIp7 30 tandaauk.com 188.241.58.142, 49721, 49747, 49775 THCPROJECTSRO Romania 14->30 32 mail.tandaauk.com 14->32 40 3 other IPs or domains 14->40 64 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 18->64 66 May check the online IP address of the machine 18->66 34 mail.tandaauk.com 20->34 42 2 other IPs or domains 20->42 36 mail.tandaauk.com 22->36 38 api.ipify.org 22->38 68 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 22->68 70 Tries to steal Mail credentials (via file / registry access) 22->70 72 Tries to harvest and steal browser information (history, passwords, etc) 22->72 signatures8
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/54fff8c0e0265d9f0d6ecc1a44617b63abab1ae3c98afe406b5787490db0bfde/
Threat name:
Win32.Spyware.Negasteal
Create hunting rule
Status:
Malicious
First seen:
2023-08-22 16:26:16 UTC
File Type:
PE (.Net Exe)
Extracted files:
5
AV detection:
23 of 24 (95.83%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=kt77rqhaezoz6dlozqneiyl3mov2wgxdzgfp4qdlk6dusdnqx7pa._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
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1b3a82f21226cf22c6b935eeb7ca17fc2c36ec65cbf1f4fc32cc8b79fb3252d8
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1fd14ee51fa3f0523672ac0a47423d06c76cf88960c11dd42c65dbc2ffdb3e4d
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2ee41490283fad1457d4870ff08f65cf2a6fd2ff0632fae5e365170824111f36
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3315bcd2571eaa4f2730a093f359224d554943d6e411e74be1802a9deeb6c136
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84a8f72750a06cff2cc98a0d4b012821666e089304cfdd3cdde04866876a8fa8
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891506e9adca3e63194bd09965a91917768320436f7b5d940a4ae7a1d334f831
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c01aa0e49d9443f5f4a9c46893397d054eea93f921734704e1294d77d44876af
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d318f22ed2ba6cf3c16c90c9b297357a8938f20c39748ab42bafbd90523cae37
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e4fe288855688065036a2c5621c68da45a1e484e61b438ce63303d1cc146eb7f
AgentTesla
+ 5'673 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  6/10
Tags:
persistence
Link:
https://tria.ge/reports/230822-w26nfsfh8s/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Adds Run key to start application
Looks up external IP address via web service
Unpacked files
SH256 hash:
9158cd05ebfce9f6b643eb3d2deedb4a6b718a12b40553dac168095de06d21e1
MD5 hash:
23530768d77789e2d1080385d991587b
SHA1 hash:
ad597cbf9391d280b623500b4c5dc13ca87f38f3
Detections:
AgentTesla
Create hunting rule
Link:
https://www.unpac.me/results/320d5dd6-52d0-404e-adaa-6da2ff356649/
Parent samples :
84a8f72750a06cff2cc98a0d4b012821666e089304cfdd3cdde04866876a8fa8
54fff8c0e0265d9f0d6ecc1a44617b63abab1ae3c98afe406b5787490db0bfde
SH256 hash:
3f99db4bbb1bfbf5df839f3d2efcc9cb72f5365b4c51f7d14216d8c358c86024
MD5 hash:
bc826393418c0d50e00358c643b2aee7
SHA1 hash:
9989dd9862d4d358b3b362720483112d3b7d735e
Link:
https://www.unpac.me/results/320d5dd6-52d0-404e-adaa-6da2ff356649/
SH256 hash:
029f20986a0d76dc4b9b8936bbf843006c9013c69f4ef0f2960cb1a6578d2d42
MD5 hash:
f0e25091480c9f963083d9d5f1212260
SHA1 hash:
15dcf34c9cd40ca5e9e2b7b824de368a53c3b977
Link:
https://www.unpac.me/results/320d5dd6-52d0-404e-adaa-6da2ff356649/
SH256 hash:
77803e5ecaff638d4429c3826fbaa42746ee79302c9a6b1707705a49422b6a2c
MD5 hash:
e08d4d724e95affdf620e8ba9f020433
SHA1 hash:
064bc40b7e3da54c1424366dc27b6153981f5b34
Link:
https://www.unpac.me/results/320d5dd6-52d0-404e-adaa-6da2ff356649/
SH256 hash:
54fff8c0e0265d9f0d6ecc1a44617b63abab1ae3c98afe406b5787490db0bfde
MD5 hash:
5957f73587c0568c38852c74a5195301
SHA1 hash:
44deb5179179d7752690ee01fc1427db20117c2a
Link:
https://www.unpac.me/results/320d5dd6-52d0-404e-adaa-6da2ff356649/
Malware family:
AgentTesla.v4
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/54fff8c0e026/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.95
Link:
https://yomi.yoroi.company/submissions/54fff8c0e0265d9f0d6ecc1a44617b63abab1ae3c98afe406b5787490db0bfde

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:AgentTeslaV3
Create hunting rule
Author:ditekshen
Description:AgentTeslaV3 infostealer payload
Rule name:INDICATOR_EXE_Packed_GEN01
Create hunting rule
Author:ditekSHen
Description:Detect packed .NET executables. Mostly AgentTeslaV4.
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.

  
Delivery method
Other
Cape
Cape
https://www.capesandbox.com/analysis/444214/

Comments