MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a9b4d76d4ce03f4f076da2b44e771ce841a80a50363d3328a5fca8ee0ceaf7c4. 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 7 File information Comments
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SHA256 hash: a9b4d76d4ce03f4f076da2b44e771ce841a80a50363d3328a5fca8ee0ceaf7c4
SHA3-384 hash: af65c7005419628e3b4c7a6015b913a9b60ac12ddaad94ed8adfb155de210f8a4ce923ca99ef1de38bbb044e876e36b3
SHA1 hash: 4c26a13700d7160d24696824f7f299435dbc5c1d
MD5 hash: 8a1f3bd39aaf55d7a31ad4e86ca2a7ad
humanhash: lithium-pluto-oklahoma-skylark
File name:SecuriteInfo.com.Win32.PWSX-gen.19556.9419
Download: download sample
Signature AgentTesla
Create hunting rule
File size:1'269'248 bytes
First seen:2023-08-28 05:36:07 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'461 x Formbook, 12'202 x SnakeKeylogger)
ssdeep 24576:0S6t+VbmZMQZW/fbHuFNrJaGqaSuHWck1oLfzBxsWK6iyXSH7A3Mj3jUY:0oUWb2NrE5ckIvfrLSbAcj3
Threatray 5'616 similar samples on MalwareBazaar
TLSH T11645CFAE7BE8855BF06F1E7BF0B5071A17F0A8573232B70B455056581D83B83AD09BA3
TrID 60.4% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.8% (.SCR) Windows screen saver (13097/50/3)
8.7% (.EXE) Win64 Executable (generic) (10523/12/4)
5.4% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.1% (.EXE) Win16 NE executable (generic) (5038/12/1)
Reporter SecuriteInfoCom
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
305
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
SecuriteInfo.com.Win32.PWSX-gen.19556.9419
Verdict:
Malicious activity
Analysis date:
2023-08-28 05:36:47 UTC
Tags:
stealer agenttesla
Link:
https://app.any.run/tasks/5da0bb4d-1627-4458-b875-59b34350dff8

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Win32.PWSX-gen.19556.9419.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Creating a file in the %AppData% directory
Launching a process
Creating a file
Using the Windows Management Instrumentation requests
Сreating synchronization primitives
DNS request
Sending a custom TCP request
Creating a file in the %AppData% subdirectories
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
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-vm control lolbin masquerade packed
Link:
https://www.filescan.io/uploads/64ec327ebf947976df451662/reports/3b891104-32bc-4858-8447-d0166bc87809/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/a9b4d76d4ce03f4f076da2b44e771ce841a80a50363d3328a5fca8ee0ceaf7c4
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/feee7899-4496-4be8-a271-6efffb38727e
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
spre.troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1298484
Signature
.NET source code contains potential unpacker
Creates multiple autostart registry keys
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
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 AntiVM3
Yara detected Costura Assembly Loader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1298484 Sample: SecuriteInfo.com.Win32.PWSX... Startdate: 28/08/2023 Architecture: WINDOWS Score: 100 51 Found malware configuration 2->51 53 Multi AV Scanner detection for submitted file 2->53 55 Yara detected AgentTesla 2->55 57 6 other signatures 2->57 6 SecuriteInfo.com.Win32.PWSX-gen.19556.9419.exe 1 5 2->6         started        10 Jjlpu.exe 5 2->10         started        12 Jjlpu.exe 2->12         started        14 2 other processes 2->14 process3 file4 35 C:\Users\user\AppData\Roaming\Jjlpu.exe, PE32 6->35 dropped 73 Creates multiple autostart registry keys 6->73 75 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 6->75 77 Writes to foreign memory regions 6->77 16 MSBuild.exe 17 4 6->16         started        79 Multi AV Scanner detection for dropped file 10->79 81 Machine Learning detection for dropped file 10->81 83 Injects a PE file into a foreign processes 10->83 21 MSBuild.exe 3 10->21         started        23 MSBuild.exe 10->23         started        25 BackgroundTransferHost.exe 10->25         started        27 MSBuild.exe 12->27         started        29 conhost.exe 14->29         started        31 conhost.exe 14->31         started        signatures5 process6 dnsIp7 37 mail.sachingandhiarchitects.com 176.74.27.65, 587 DREAMSCAPE-AS-APDreamscapeNetworksLimitedAU United Kingdom 16->37 39 api4.ipify.org 104.237.62.211, 443, 49725 WEBNXUS United States 16->39 41 api.ipify.org 16->41 33 C:\Users\user\AppData\Roaming\...\qLYhCbk.exe, PE32 16->33 dropped 59 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 16->59 61 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 16->61 63 May check the online IP address of the machine 16->63 65 Creates multiple autostart registry keys 16->65 43 64.185.227.156, 443, 49727, 49737 WEBNXUS United States 21->43 45 api.ipify.org 21->45 47 192.168.2.1 unknown unknown 27->47 49 api.ipify.org 27->49 67 Tries to steal Mail credentials (via file / registry access) 27->67 69 Tries to harvest and steal browser information (history, passwords, etc) 27->69 71 Hides that the sample has been downloaded from the Internet (zone.identifier) 27->71 file8 signatures9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a9b4d76d4ce03f4f076da2b44e771ce841a80a50363d3328a5fca8ee0ceaf7c4/
Threat name:
Win32.Spyware.Negasteal
Create hunting rule
Status:
Malicious
First seen:
2023-08-28 00:14:32 UTC
File Type:
PE (.Net Exe)
Extracted files:
11
AV detection:
23 of 36 (63.89%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=vg2no3km4a7u6b3nuk2e45y45ba2qcsqgy6tgkff7suo4dhk67ca._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
2bde8622b7502f80ca27d52bf9e716f969584155ebda768fdc5fdb7e063ded24
AgentTesla
4844ecc408afe476195c13a782a5b3f175f63c5cfbcb69229f45e0713fb33c59
AgentTesla
65991091fbb81c3961dd91240296ae03aec2a94ef682dd194134e8cfdf69f8a4
AgentTesla
6a879de37c3e3f094b338f9850c0bf32dff3016d3713bc8ce9dfb2c6055a0519
AgentTesla
90b9761dcd25c9d5b71632aceb036e4f7c66230a1e27fcb98d9a306d2caff7ed
AgentTesla
c0d78a0e66df81e755349710a7c88371ad11a3dcc44115dffca63052954d8060
AgentTesla
c2e515cdafa2956acfc7e8079643489f1e40fcb7994b056ee7b648b4d72c6f96
AgentTesla
cc0ff94435a883b461d26716d636619c6c670e6e574a2f58ad76f5c1f6de5d40
AgentTesla
d4be953d9e9504303622fe8c83eb835c8dc6ce07a051ad145a4b419cab8b8566
AgentTesla
ffa8e6e00d583ef5154e0e33f28d775858e9d71fd8e45247cec4e60e723f8f9f
AgentTesla
+ 5'606 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/230828-ga5jraac3v/
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
AgentTesla
Unpacked files
SH256 hash:
788f2de2a18dedf7d0f5bf057ceeac3f511da4d4655e91547df3f007e699a7c9
MD5 hash:
c786bb5f8ced5a518a31ced806bfef2b
SHA1 hash:
ef9ef1e455ea0130980eb4b7aeafc258f0b325d8
Link:
https://www.unpac.me/results/4717cb8e-fc11-4fd5-bdff-1a753d056074/
SH256 hash:
b263e1e0903067437ed4e762642d1d59294823175ff56278316b0aff8b9d566a
MD5 hash:
d60c43fc795ee3b01c9336e6f63fbfeb
SHA1 hash:
c85f30e10befeaed035782de9def9f98db509b44
Detections:
AgentTesla
Create hunting rule
Link:
https://www.unpac.me/results/4717cb8e-fc11-4fd5-bdff-1a753d056074/
Parent samples :
4844ecc408afe476195c13a782a5b3f175f63c5cfbcb69229f45e0713fb33c59
6a879de37c3e3f094b338f9850c0bf32dff3016d3713bc8ce9dfb2c6055a0519
c2e515cdafa2956acfc7e8079643489f1e40fcb7994b056ee7b648b4d72c6f96
2bde8622b7502f80ca27d52bf9e716f969584155ebda768fdc5fdb7e063ded24
a9b4d76d4ce03f4f076da2b44e771ce841a80a50363d3328a5fca8ee0ceaf7c4
b9533abe6799bd22d4db9ee9c107262caeb7d5b2c939912bc2c764fa3def549e
9dc7ad946d715d02d93fe9e6037ce06cf09f2b73501f2bf47a5a6d0465bcdea2
6da250db07d57180aef37a2cb036940a5c9f533a14ab7b64ac05a4c494f04ca9
ea15a2963250dd58276e2c90c19a18186c0dd069475cb850c470c2e260291da7
024cc35017b7cf3e59c195fe45d3fd56ed418035fe7cd157d18ae2866632fe1a
84725bb956c4f619fc93fd564f98047f4e01f953d6d9b4195420c159ba78b656
c603271f1321b7edd2268827c0188b79dfb7847e85b128e47d7101602664ed4b
SH256 hash:
04b94e0753efeb970b277937b7407fffb1b6b38cdbc215b9643d36eaf9789f05
MD5 hash:
31bf5cda43b9952d24cf436d9da15356
SHA1 hash:
3321f156df7735eb495efbb60e5ffb9b714be25d
Link:
https://www.unpac.me/results/4717cb8e-fc11-4fd5-bdff-1a753d056074/
SH256 hash:
6100162e1020b9a2c85dd29cd7444351af5de779051e8254a773d920fce0a350
MD5 hash:
c02112ac1c2152a1e14362dbe2e59883
SHA1 hash:
2980319435f1c52488d3b4d99d4d5d376963e102
Link:
https://www.unpac.me/results/4717cb8e-fc11-4fd5-bdff-1a753d056074/
SH256 hash:
a9b4d76d4ce03f4f076da2b44e771ce841a80a50363d3328a5fca8ee0ceaf7c4
MD5 hash:
8a1f3bd39aaf55d7a31ad4e86ca2a7ad
SHA1 hash:
4c26a13700d7160d24696824f7f299435dbc5c1d
Link:
https://www.unpac.me/results/4717cb8e-fc11-4fd5-bdff-1a753d056074/
Malware family:
AgentTesla.v4
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/a9b4d76d4ce0/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/a9b4d76d4ce03f4f076da2b44e771ce841a80a50363d3328a5fca8ee0ceaf7c4

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.

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