Analysis
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max time kernel
181s -
max time network
191s -
platform
windows10-2004_x64 -
resource
win10v2004-20230915-en -
resource tags
arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system -
submitted
13-10-2023 02:10
Static task
static1
Behavioral task
behavioral1
Sample
d9ed92176c4ea379d85fcdf39c820721212b2493558c466b680058836e379b54_JC.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
d9ed92176c4ea379d85fcdf39c820721212b2493558c466b680058836e379b54_JC.exe
Resource
win10v2004-20230915-en
General
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Target
d9ed92176c4ea379d85fcdf39c820721212b2493558c466b680058836e379b54_JC.exe
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Size
614KB
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MD5
010e9f4d36a1a22a7c08319101dbf9bf
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SHA1
cf1201581ed7600665f604cbeeda82853a753385
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SHA256
d9ed92176c4ea379d85fcdf39c820721212b2493558c466b680058836e379b54
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SHA512
a63c7788ba9278cde2e7ddf2bd8810e53e90d747f926155b45e8255e2f4cee292eca48d3c4d511888b1ff908bb155855632bcbb876be8ae837500dcd0dc9d446
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SSDEEP
12288:8vN4j8FwLm/jyK342u+x9miABbbiKAl0OD8NFI4UvDNsgoa:8Oj8F6LxF+ynBbiKAaODCdUvDF
Malware Config
Extracted
Protocol: smtp- Host:
mail.aiesyhome.com - Port:
587 - Username:
[email protected] - Password:
Priyam603
Extracted
agenttesla
Protocol: smtp- Host:
mail.aiesyhome.com - Port:
587 - Username:
[email protected] - Password:
Priyam603 - Email To:
[email protected]
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-919254492-3979293997-764407192-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 d9ed92176c4ea379d85fcdf39c820721212b2493558c466b680058836e379b54_JC.exe Key opened \REGISTRY\USER\S-1-5-21-919254492-3979293997-764407192-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 d9ed92176c4ea379d85fcdf39c820721212b2493558c466b680058836e379b54_JC.exe Key opened \REGISTRY\USER\S-1-5-21-919254492-3979293997-764407192-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 d9ed92176c4ea379d85fcdf39c820721212b2493558c466b680058836e379b54_JC.exe -
Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 47 api.ipify.org 48 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4636 set thread context of 1132 4636 d9ed92176c4ea379d85fcdf39c820721212b2493558c466b680058836e379b54_JC.exe 98 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1132 d9ed92176c4ea379d85fcdf39c820721212b2493558c466b680058836e379b54_JC.exe 1132 d9ed92176c4ea379d85fcdf39c820721212b2493558c466b680058836e379b54_JC.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1132 d9ed92176c4ea379d85fcdf39c820721212b2493558c466b680058836e379b54_JC.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1132 d9ed92176c4ea379d85fcdf39c820721212b2493558c466b680058836e379b54_JC.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 4636 wrote to memory of 1132 4636 d9ed92176c4ea379d85fcdf39c820721212b2493558c466b680058836e379b54_JC.exe 98 PID 4636 wrote to memory of 1132 4636 d9ed92176c4ea379d85fcdf39c820721212b2493558c466b680058836e379b54_JC.exe 98 PID 4636 wrote to memory of 1132 4636 d9ed92176c4ea379d85fcdf39c820721212b2493558c466b680058836e379b54_JC.exe 98 PID 4636 wrote to memory of 1132 4636 d9ed92176c4ea379d85fcdf39c820721212b2493558c466b680058836e379b54_JC.exe 98 PID 4636 wrote to memory of 1132 4636 d9ed92176c4ea379d85fcdf39c820721212b2493558c466b680058836e379b54_JC.exe 98 PID 4636 wrote to memory of 1132 4636 d9ed92176c4ea379d85fcdf39c820721212b2493558c466b680058836e379b54_JC.exe 98 PID 4636 wrote to memory of 1132 4636 d9ed92176c4ea379d85fcdf39c820721212b2493558c466b680058836e379b54_JC.exe 98 PID 4636 wrote to memory of 1132 4636 d9ed92176c4ea379d85fcdf39c820721212b2493558c466b680058836e379b54_JC.exe 98 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-919254492-3979293997-764407192-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 d9ed92176c4ea379d85fcdf39c820721212b2493558c466b680058836e379b54_JC.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-919254492-3979293997-764407192-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 d9ed92176c4ea379d85fcdf39c820721212b2493558c466b680058836e379b54_JC.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\d9ed92176c4ea379d85fcdf39c820721212b2493558c466b680058836e379b54_JC.exe"C:\Users\Admin\AppData\Local\Temp\d9ed92176c4ea379d85fcdf39c820721212b2493558c466b680058836e379b54_JC.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4636 -
C:\Users\Admin\AppData\Local\Temp\d9ed92176c4ea379d85fcdf39c820721212b2493558c466b680058836e379b54_JC.exe"C:\Users\Admin\AppData\Local\Temp\d9ed92176c4ea379d85fcdf39c820721212b2493558c466b680058836e379b54_JC.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:1132
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\d9ed92176c4ea379d85fcdf39c820721212b2493558c466b680058836e379b54_JC.exe.log
Filesize1KB
MD57cad59aef5a93f093b6ba494f13f796f
SHA13cef97b77939bfc06dfd3946fc1a8cd159f67100
SHA2561e1b444fe2d8772f6709b22b94bb5b0aa7fa590f6a693705d9bf1f2f71267a55
SHA5128cedd03efec34c6226a01fd6b4831a689be16545ea6b849cd96f775e0722bfefd4b47f3dd8401d2080d341d4319f75995ece60de44352a1f86a2e5dc01e6210b