Analysis
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max time kernel
132s -
max time network
121s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
22-05-2024 14:31
Static task
static1
Behavioral task
behavioral1
Sample
92f372371d773e499445538a7f978fe16dc03bf772adf1151dc998a7916b284f.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
92f372371d773e499445538a7f978fe16dc03bf772adf1151dc998a7916b284f.exe
Resource
win10v2004-20240508-en
General
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Target
92f372371d773e499445538a7f978fe16dc03bf772adf1151dc998a7916b284f.exe
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Size
662KB
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MD5
7e25fcb83e6c246f1db8539c26379f68
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SHA1
9387dd1db20f1d643437ddc90e2f227ce667ab99
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SHA256
92f372371d773e499445538a7f978fe16dc03bf772adf1151dc998a7916b284f
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SHA512
20f5d204b73021c7b6fb55d8e19b2d2533b214a2f5697019c0af5a60b047f7e8494dfc442ae6f4115d78789223e6080a8e36c5946f73d0b9ebae63c40e903006
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SSDEEP
12288:plYifTEb5syskpi7Ar7CiiYN3Q40CfT7VkxSs5sRVbEbYstXM5y:kiI5NsAr7CirN10C7eB5sR2cst8w
Malware Config
Extracted
Protocol: smtp- Host:
mail.ipr-co.org - Port:
587 - Username:
[email protected] - Password:
IPRco@100102@
Extracted
agenttesla
Protocol: smtp- Host:
mail.ipr-co.org - Port:
587 - Username:
[email protected] - Password:
IPRco@100102@ - 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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Adds Run key to start application 2 TTPs 1 IoCs
Processes:
92f372371d773e499445538a7f978fe16dc03bf772adf1151dc998a7916b284f.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\BjTxJte = "C:\\Users\\Admin\\AppData\\Roaming\\BjTxJte\\BjTxJte.exe" 92f372371d773e499445538a7f978fe16dc03bf772adf1151dc998a7916b284f.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.
Processes:
flow ioc 34 api.ipify.org 35 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
92f372371d773e499445538a7f978fe16dc03bf772adf1151dc998a7916b284f.exedescription pid process target process PID 5012 set thread context of 3360 5012 92f372371d773e499445538a7f978fe16dc03bf772adf1151dc998a7916b284f.exe 92f372371d773e499445538a7f978fe16dc03bf772adf1151dc998a7916b284f.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
92f372371d773e499445538a7f978fe16dc03bf772adf1151dc998a7916b284f.exepid process 3360 92f372371d773e499445538a7f978fe16dc03bf772adf1151dc998a7916b284f.exe 3360 92f372371d773e499445538a7f978fe16dc03bf772adf1151dc998a7916b284f.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
92f372371d773e499445538a7f978fe16dc03bf772adf1151dc998a7916b284f.exedescription pid process Token: SeDebugPrivilege 3360 92f372371d773e499445538a7f978fe16dc03bf772adf1151dc998a7916b284f.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
92f372371d773e499445538a7f978fe16dc03bf772adf1151dc998a7916b284f.exepid process 3360 92f372371d773e499445538a7f978fe16dc03bf772adf1151dc998a7916b284f.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
92f372371d773e499445538a7f978fe16dc03bf772adf1151dc998a7916b284f.exedescription pid process target process PID 5012 wrote to memory of 3360 5012 92f372371d773e499445538a7f978fe16dc03bf772adf1151dc998a7916b284f.exe 92f372371d773e499445538a7f978fe16dc03bf772adf1151dc998a7916b284f.exe PID 5012 wrote to memory of 3360 5012 92f372371d773e499445538a7f978fe16dc03bf772adf1151dc998a7916b284f.exe 92f372371d773e499445538a7f978fe16dc03bf772adf1151dc998a7916b284f.exe PID 5012 wrote to memory of 3360 5012 92f372371d773e499445538a7f978fe16dc03bf772adf1151dc998a7916b284f.exe 92f372371d773e499445538a7f978fe16dc03bf772adf1151dc998a7916b284f.exe PID 5012 wrote to memory of 3360 5012 92f372371d773e499445538a7f978fe16dc03bf772adf1151dc998a7916b284f.exe 92f372371d773e499445538a7f978fe16dc03bf772adf1151dc998a7916b284f.exe PID 5012 wrote to memory of 3360 5012 92f372371d773e499445538a7f978fe16dc03bf772adf1151dc998a7916b284f.exe 92f372371d773e499445538a7f978fe16dc03bf772adf1151dc998a7916b284f.exe PID 5012 wrote to memory of 3360 5012 92f372371d773e499445538a7f978fe16dc03bf772adf1151dc998a7916b284f.exe 92f372371d773e499445538a7f978fe16dc03bf772adf1151dc998a7916b284f.exe PID 5012 wrote to memory of 3360 5012 92f372371d773e499445538a7f978fe16dc03bf772adf1151dc998a7916b284f.exe 92f372371d773e499445538a7f978fe16dc03bf772adf1151dc998a7916b284f.exe PID 5012 wrote to memory of 3360 5012 92f372371d773e499445538a7f978fe16dc03bf772adf1151dc998a7916b284f.exe 92f372371d773e499445538a7f978fe16dc03bf772adf1151dc998a7916b284f.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\92f372371d773e499445538a7f978fe16dc03bf772adf1151dc998a7916b284f.exe"C:\Users\Admin\AppData\Local\Temp\92f372371d773e499445538a7f978fe16dc03bf772adf1151dc998a7916b284f.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:5012 -
C:\Users\Admin\AppData\Local\Temp\92f372371d773e499445538a7f978fe16dc03bf772adf1151dc998a7916b284f.exe"C:\Users\Admin\AppData\Local\Temp\92f372371d773e499445538a7f978fe16dc03bf772adf1151dc998a7916b284f.exe"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:3360
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\92f372371d773e499445538a7f978fe16dc03bf772adf1151dc998a7916b284f.exe.logFilesize
1KB
MD58ec831f3e3a3f77e4a7b9cd32b48384c
SHA1d83f09fd87c5bd86e045873c231c14836e76a05c
SHA2567667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
SHA51226bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3
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memory/3360-10-0x0000000000400000-0x0000000000442000-memory.dmpFilesize
264KB
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memory/3360-19-0x0000000074C80000-0x0000000075430000-memory.dmpFilesize
7.7MB
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memory/3360-18-0x0000000006CF0000-0x0000000006D40000-memory.dmpFilesize
320KB
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memory/3360-15-0x0000000005630000-0x0000000005696000-memory.dmpFilesize
408KB
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memory/3360-16-0x0000000074C80000-0x0000000075430000-memory.dmpFilesize
7.7MB
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memory/3360-13-0x0000000074C80000-0x0000000075430000-memory.dmpFilesize
7.7MB
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memory/5012-4-0x0000000004E70000-0x0000000004E7A000-memory.dmpFilesize
40KB
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memory/5012-8-0x0000000005100000-0x0000000005110000-memory.dmpFilesize
64KB
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memory/5012-9-0x0000000006510000-0x0000000006594000-memory.dmpFilesize
528KB
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memory/5012-7-0x00000000052C0000-0x00000000052DA000-memory.dmpFilesize
104KB
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memory/5012-6-0x0000000005120000-0x00000000051BC000-memory.dmpFilesize
624KB
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memory/5012-5-0x0000000074C80000-0x0000000075430000-memory.dmpFilesize
7.7MB
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memory/5012-14-0x0000000074C80000-0x0000000075430000-memory.dmpFilesize
7.7MB
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memory/5012-0-0x0000000074C8E000-0x0000000074C8F000-memory.dmpFilesize
4KB
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memory/5012-3-0x0000000004EC0000-0x0000000004F52000-memory.dmpFilesize
584KB
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memory/5012-2-0x00000000053D0000-0x0000000005974000-memory.dmpFilesize
5.6MB
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memory/5012-1-0x00000000003D0000-0x000000000047C000-memory.dmpFilesize
688KB