MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b10dbb37da8dafbad48755ee8fcc94b50d37e47f14181f0a302c4f909f5db954. 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: 19


Intelligence 19 IOCs YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b10dbb37da8dafbad48755ee8fcc94b50d37e47f14181f0a302c4f909f5db954
SHA3-384 hash: 91a44c587c541e6ce2658fd8ffb80cee906d65b963155f80c3379c4294f7c3b707f1dfb0632821065a5e2c8f432d0277
SHA1 hash: a4dff4240001c3cb8b86e3219e0617915cf4ee1d
MD5 hash: 2774dd7119b47047dda5436f1a3f7b6f
humanhash: king-mike-red-vermont
File name:P100186803 details-invoice.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:733'184 bytes
First seen:2025-07-31 06:56:26 UTC
Last seen:2025-08-12 15:07:26 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'739 x AgentTesla, 19'597 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 12288:vh64S2PzH7jsDb8zMWICFXxVlnLYWMJ+YXnNXq9fun+4Xt/WZ:vhFBzHPHM9CxxLLYnXnNXqu+4Xt
TLSH T143F4D01576BA8F12C8A69BF42A74E17407F42E9EA921D30F8DE13DDB7635F401A40B93
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10522/11/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4504/4/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
Magika pebin
dhash icon d8d8dadad9d999d8 (8 x Formbook, 4 x AgentTesla, 3 x SnakeKeylogger)
Reporter Anonymous
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
3
# of downloads :
76
Origin country :
PL PL
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
P100186803 details-invoice.exe
Verdict:
Malicious activity
Analysis date:
2025-07-31 06:58:52 UTC
Tags:
stealer ultravnc rmm-tool auto-sch-xml exfiltration smtp agenttesla
Link:
https://app.any.run/tasks/e9aa398d-4561-4f97-ae5a-472a52a3f753

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/17925/
Verdict:
Malicious
Score:
92.5%
Link:
https://cyber-fortress.com/docs/result/index.php?id=688b13d50b4775fb2133d420
Tags:
micro spawn shell
Result
Verdict:
Malware
Maliciousness:

Behaviour
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 with a hidden window
Creating a file in the %temp% directory
Launching a process
Creating a file
Using the Windows Management Instrumentation requests
Reading critical registry keys
Launching a service
Changing a file
Forced shutdown of a system process
Stealing user critical data
Adding an exclusion to Microsoft Defender
Enabling autorun by creating a file
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
agenttesla base64 bitmap fingerprint infostealer lolbin masquerade msbuild obfuscated packed packed reconnaissance regsvcs rezer0 roboski schtasks stego vbc windows
Link:
https://www.filescan.io/uploads/688b13d313488cfd44e20302/reports/847b6645-2fe6-4e61-89c4-5ef54df0110d/overview
Verdict:
Malicious
Labled as:
Trojan.MSIL.Basic.5
Link:
https://www.hybrid-analysis.com/sample/b10dbb37da8dafbad48755ee8fcc94b50d37e47f14181f0a302c4f909f5db954
Malware family:
KeyBase
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/253ba2f9-07f7-43a4-a8d3-89d52ca0eb48
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/b10dbb37da8dafbad48755ee8fcc94b50d37e47f14181f0a302c4f909f5db954
Verdict:
inconclusive
YARA:
6 match(es)
Tags:
.Net Executable PDB Path PE (Portable Executable) SOS: 0.39 Win 32 Exe x86
Link:
https://app.malva.re/file/2774dd7119b47047dda5436f1a3f7b6f
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b10dbb37da8dafbad48755ee8fcc94b50d37e47f14181f0a302c4f909f5db954/
Threat name:
Win32.Trojan.Egairtigado
Create hunting rule
Status:
Malicious
First seen:
2025-07-31 06:57:23 UTC
File Type:
PE (.Net Exe)
Extracted files:
16
AV detection:
24 of 36 (66.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=weg3wn62rwx3vvehkxxi7teuwugtpzd7cqmb6crqfrhzbh25xfka._file
Verdict:
malicious
Label(s):
unc_loader_037
Create hunting rule
agenttesla
Create hunting rule
Similar samples:
error
AgentTesla
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla discovery execution keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/250731-hq4g3az1gy/
Behaviour
Scheduled Task/Job: Scheduled Task
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Checks computer location settings
Command and Scripting Interpreter: PowerShell
AgentTesla
Agenttesla family
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/64181ba6-54b3-45d8-9de1-ec7cdf6d553f
Unpacked files
SH256 hash:
b10dbb37da8dafbad48755ee8fcc94b50d37e47f14181f0a302c4f909f5db954
MD5 hash:
2774dd7119b47047dda5436f1a3f7b6f
SHA1 hash:
a4dff4240001c3cb8b86e3219e0617915cf4ee1d
Link:
https://www.unpac.me/results/a55cc1e1-b3c4-4fea-b89d-b8560e4f29bd/
SH256 hash:
6fc4ffd535a280b223b75ae25d828c8d2182ea411377fbe455ed48337dd345c1
MD5 hash:
dfc73f8d2040d7255eb3d0cd89e5ae9b
SHA1 hash:
2d2be6f63adb398004ff1fe8166929993a8c202f
Detections:
SUSP_OBF_NET_ConfuserEx_Name_Pattern_Jan24
Create hunting rule
SUSP_OBF_NET_Reactor_Indicators_Jan24
Create hunting rule
Link:
https://www.unpac.me/results/a55cc1e1-b3c4-4fea-b89d-b8560e4f29bd/
SH256 hash:
1615bb3d9568580e07289e85f1d6ef213cb0eabd07e08b1dd34ec3f5a3a23ce1
MD5 hash:
460a033d7f0836e4f91724a032b48fea
SHA1 hash:
b6d1710373d26debb0379a287d461c59fab0b1c6
Detections:
win_agent_tesla_g2
Create hunting rule
AgentTesla
Create hunting rule
Agenttesla_type2
Create hunting rule
INDICATOR_EXE_Packed_GEN01
Create hunting rule
INDICATOR_SUSPICIOUS_Binary_References_Browsers
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
Create hunting rule
Link:
https://www.unpac.me/results/a55cc1e1-b3c4-4fea-b89d-b8560e4f29bd/
Parent samples :
b10dbb37da8dafbad48755ee8fcc94b50d37e47f14181f0a302c4f909f5db954
0871d13ba9d0da576e3347505ea6ebf0b852a32539d5d88ccc1ef06b1978a3f5
d26ca3593d9b0683f5f32a22c7ae50211391b9b230d9f90c720d4e17b9847983
ee8f70388c810e5e2413973aa0a322c697aa108c2196feadcc992e3c1a13bf44
SH256 hash:
6005f0e4563fef5e8abfdb88cacd5b3d8fd4cff04b1af93e8e01a9990f46d5c0
MD5 hash:
3f17ed370489371093c2a3d768cb6b07
SHA1 hash:
fb4f0ddcaf872e4c7850e4cefad59a2c62f54424
Link:
https://www.unpac.me/results/a55cc1e1-b3c4-4fea-b89d-b8560e4f29bd/
Malware family:
AgentTesla
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/b10dbb37da8d/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/b10dbb37da8dafbad48755ee8fcc94b50d37e47f14181f0a302c4f909f5db954

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: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
Rule name:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Malspam

AgentTesla

tar 66914741571b928269f859550f1636bba38c9e2b2c6710d50bfbfc7537121227

AgentTesla

Executable exe b10dbb37da8dafbad48755ee8fcc94b50d37e47f14181f0a302c4f909f5db954

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/17925/
  
Dropped by
SHA256 66914741571b928269f859550f1636bba38c9e2b2c6710d50bfbfc7537121227
  
Dropped by
MD5 cc8f0d4524434da6cc6b59a9b5bb50f9

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (GUARD_CF)high

Comments