Analysis
- max time kernel
148s - max time network
150s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
12/08/2026, 08:19
Static task
static1
Behavioral task
behavioral1
Sample
INV 83467_12899.JS.js
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
INV 83467_12899.JS.js
Resource
win11ltsc2024-20260709-en
General
- Target INV 83467_12899.JS.js
- Size 3.2MB
- Sample260812-j76jesscmb
- SHA256 170a3b6c18e1e7974f7030929ceec8a2aab1e509fc80e0fad75f48b3ef868baf
- MD5 081ebb2eada4299186af760aefaeb75e
- SHA1 b0fbf376d3c50a292fe9750049e4adf9dc05e1b2
- SHA512 b24543cc6b1285ffa0c88881adce2be62b778522bb8b9fb07f7ff3b88156323d5d2e2afd3298c9441053990e89b50b8b88fec3d9f55489ed6ca942e98634a4ec
- SSDEEP 98304:d281xI8Okj9MfxKzYg91JnteEzPP4qFXBVgjAeuh8XL48I31015+GZ4:d281dOSFteEzPN1iYeK
- TLSH T19AF5A45A9388A1337B20676CA3B6DE389809B2C734D5CB95396CD2093B7CD07535CADB
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.commtechtrading.com
-
Port
587
-
Username
-
Password
;elP@ho2Np 7[
-
Email to
Signatures
- Family: AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- Family: DonutLoader
DonutLoader is a position-independent code that enables in-memory execution of VBScript, JScript, EXE, DLL files and dotNET assemblies.
- Detects DonutLoader 2 IoCs
resource yara_rule behavioral2/memory/5416-51-0x0000000015330000-0x0000000015373000-memory.dmp family_donutloader behavioral2/memory/5416-50-0x0000000015330000-0x0000000016330000-memory.dmp family_donutloader - Executes dropped EXE 1 IoCs
pid Process 5416 IDSBCRVOKRZZRPYE.PIF - Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
- Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
- Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Accesses Microsoft Outlook profiles 1 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3797332335-34111092-3597280141-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 IDSBCRVOKRZZRPYE.PIF - Command and Scripting Interpreter: JavaScript 1 TTPs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Modifies registry class 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{A8CDFF1C-4878-43be-B5FD-F8091C1C60D0}\Instance\ wscript.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{d3162b92-9365-467a-956b-92703aca08af}\Instance\ wscript.exe - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 5416 IDSBCRVOKRZZRPYE.PIF 5416 IDSBCRVOKRZZRPYE.PIF - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 5416 IDSBCRVOKRZZRPYE.PIF - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 2496 wrote to memory of 5416 2496 wscript.exe 89 - outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3797332335-34111092-3597280141-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 IDSBCRVOKRZZRPYE.PIF
Processes
-
C:\Windows\system32\wscript.exewscript.exe "C:\Users\Admin\AppData\Local\Temp\INV 83467_12899.JS.js"1⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2496 -
C:\Users\Admin\Documents\IDSBCRVOKRZZRPYE.PIF"C:\Users\Admin\Documents\IDSBCRVOKRZZRPYE.PIF" C:\Users\Admin\Documents\IDSBCRVOKRZZRPYE.ttf2⤵
- Executes dropped EXE
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
PID:5416
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\Documents\IDSBCRVOKRZZRPYE.PIF
- Size 467KB
- SHA256 52f0c0230b580e2fdf53a378b5c6d0db9829af900dae43e0df8f18635cd9f0c1
- MD5 7f47d5ea49f77b99e25ca2918cea8920
- SHA1 b7b3dbcf32f3b7a78554efee75f0ad5746126c69
- SHA512 04f24c43bc290adb84d23453e3dbbbc317e2b2c9c752e4289501a9358c76116188a7d3cd9d3c44acf23254c4aa39bfaac49341e0085ed6d9e9f9eb1016325453
- SSDEEP 12288:26DGsq60U/A62U1q6CkrlA1NIcjBM4rF3/W:26DGsqEVAWhoIcO4rF3/W
- TLSH T17DA43703A2B353BDC667C1308B978BB2BA32BC9512316DBE2454FB311DB1CA1479F529
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\Documents\IDSBCRVOKRZZRPYE.ttf
- Size 505KB
- SHA256 b6171b1896b235dcebc1301711929a5cfb2cd7854285d7390e08e6a5707ed477
- MD5 86aad664b4b71b3a29b0f6e244f70369
- SHA1 57551eb0f8d44b63bfe8fe47219cec92e0506c0d
- SHA512 2f17f4f15331705e5373bf3daa2fd3f14a945458277bdfd2f7cbf340e96ca3827777e6e4f876fc5139f51917624221c8c3c593391bcbb693dc2bdc6f12385d9c
- SSDEEP 12288:oSxw4lZBemBZCv1SxKKf504gfPzyfAIanOIm1Gx1ilGBu:od6OmBJK85mPzyfRanOIm1Gx1ilGBu
- TLSH T1D9B48D8BB7DF696841F752E0CC2B4A8AB0B5C5D6034D05A70F44D0E4777076CDBEAA2A
- MD5 SHA1 SHA512 SSDEEP TLSH