Analysis
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max time kernel
119s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20240419-en -
resource tags
arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system -
submitted
29-04-2024 08:17
Static task
static1
Behavioral task
behavioral1
Sample
Rendeles_042024,jpg.scr.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
Rendeles_042024,jpg.scr.exe
Resource
win10v2004-20240426-en
General
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Target
Rendeles_042024,jpg.scr.exe
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Size
721KB
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MD5
f9a9054852e6529e9e3d8b392241601c
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SHA1
e96482de839c1fe063982ef64d6d930312054ea6
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SHA256
96c18fdcc302306d493535b0c90413892759a61925bcb3cf2f0d1a1cbbac554e
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SHA512
91349fbd232b4663e72f5b54398f5e751a4ba86cb436efd44a605976386d4944270ee50971349509108157f8e55742c4cb4709ef9e086db2146bfd0afefeaabf
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SSDEEP
12288:nTB778QduSfT7LaUuOuIgVuboparMfRVzZ9uc+VnP6GStXRl4UNmXP1dDhu1vMCg:TBLuA8OzgVub4arqVzZ9o3OXRlBNYP1X
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.woxi.cz - Port:
587 - Username:
[email protected] - Password:
88RkoRO35 - 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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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 2 api.ipify.org 5 ip-api.com -
Suspicious use of SetThreadContext 1 IoCs
Processes:
Rendeles_042024,jpg.scr.exedescription pid process target process PID 2028 set thread context of 3020 2028 Rendeles_042024,jpg.scr.exe Rendeles_042024,jpg.scr.exe -
Suspicious behavior: EnumeratesProcesses 5 IoCs
Processes:
Rendeles_042024,jpg.scr.exeRendeles_042024,jpg.scr.exepid process 2028 Rendeles_042024,jpg.scr.exe 2028 Rendeles_042024,jpg.scr.exe 2028 Rendeles_042024,jpg.scr.exe 3020 Rendeles_042024,jpg.scr.exe 3020 Rendeles_042024,jpg.scr.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
Rendeles_042024,jpg.scr.exeRendeles_042024,jpg.scr.exedescription pid process Token: SeDebugPrivilege 2028 Rendeles_042024,jpg.scr.exe Token: SeDebugPrivilege 3020 Rendeles_042024,jpg.scr.exe -
Suspicious use of WriteProcessMemory 13 IoCs
Processes:
Rendeles_042024,jpg.scr.exedescription pid process target process PID 2028 wrote to memory of 2740 2028 Rendeles_042024,jpg.scr.exe Rendeles_042024,jpg.scr.exe PID 2028 wrote to memory of 2740 2028 Rendeles_042024,jpg.scr.exe Rendeles_042024,jpg.scr.exe PID 2028 wrote to memory of 2740 2028 Rendeles_042024,jpg.scr.exe Rendeles_042024,jpg.scr.exe PID 2028 wrote to memory of 2740 2028 Rendeles_042024,jpg.scr.exe Rendeles_042024,jpg.scr.exe PID 2028 wrote to memory of 3020 2028 Rendeles_042024,jpg.scr.exe Rendeles_042024,jpg.scr.exe PID 2028 wrote to memory of 3020 2028 Rendeles_042024,jpg.scr.exe Rendeles_042024,jpg.scr.exe PID 2028 wrote to memory of 3020 2028 Rendeles_042024,jpg.scr.exe Rendeles_042024,jpg.scr.exe PID 2028 wrote to memory of 3020 2028 Rendeles_042024,jpg.scr.exe Rendeles_042024,jpg.scr.exe PID 2028 wrote to memory of 3020 2028 Rendeles_042024,jpg.scr.exe Rendeles_042024,jpg.scr.exe PID 2028 wrote to memory of 3020 2028 Rendeles_042024,jpg.scr.exe Rendeles_042024,jpg.scr.exe PID 2028 wrote to memory of 3020 2028 Rendeles_042024,jpg.scr.exe Rendeles_042024,jpg.scr.exe PID 2028 wrote to memory of 3020 2028 Rendeles_042024,jpg.scr.exe Rendeles_042024,jpg.scr.exe PID 2028 wrote to memory of 3020 2028 Rendeles_042024,jpg.scr.exe Rendeles_042024,jpg.scr.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Rendeles_042024,jpg.scr.exe"C:\Users\Admin\AppData\Local\Temp\Rendeles_042024,jpg.scr.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2028 -
C:\Users\Admin\AppData\Local\Temp\Rendeles_042024,jpg.scr.exe"C:\Users\Admin\AppData\Local\Temp\Rendeles_042024,jpg.scr.exe"2⤵PID:2740
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C:\Users\Admin\AppData\Local\Temp\Rendeles_042024,jpg.scr.exe"C:\Users\Admin\AppData\Local\Temp\Rendeles_042024,jpg.scr.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3020
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/2028-18-0x0000000074500000-0x0000000074BEE000-memory.dmpFilesize
6.9MB
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memory/2028-1-0x0000000074500000-0x0000000074BEE000-memory.dmpFilesize
6.9MB
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memory/2028-2-0x00000000071A0000-0x00000000071E0000-memory.dmpFilesize
256KB
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memory/2028-3-0x00000000005F0000-0x0000000000608000-memory.dmpFilesize
96KB
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memory/2028-4-0x0000000000610000-0x000000000061E000-memory.dmpFilesize
56KB
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memory/2028-5-0x0000000000620000-0x0000000000636000-memory.dmpFilesize
88KB
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memory/2028-6-0x0000000007100000-0x0000000007184000-memory.dmpFilesize
528KB
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memory/2028-0-0x00000000001C0000-0x000000000027A000-memory.dmpFilesize
744KB
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memory/3020-20-0x0000000004800000-0x0000000004840000-memory.dmpFilesize
256KB
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memory/3020-22-0x0000000004800000-0x0000000004840000-memory.dmpFilesize
256KB
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memory/3020-8-0x0000000000400000-0x0000000000442000-memory.dmpFilesize
264KB
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memory/3020-15-0x0000000000400000-0x0000000000442000-memory.dmpFilesize
264KB
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memory/3020-13-0x0000000000400000-0x0000000000442000-memory.dmpFilesize
264KB
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memory/3020-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmpFilesize
4KB
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memory/3020-10-0x0000000000400000-0x0000000000442000-memory.dmpFilesize
264KB
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memory/3020-17-0x0000000000400000-0x0000000000442000-memory.dmpFilesize
264KB
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memory/3020-19-0x0000000074500000-0x0000000074BEE000-memory.dmpFilesize
6.9MB
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memory/3020-9-0x0000000000400000-0x0000000000442000-memory.dmpFilesize
264KB
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memory/3020-21-0x0000000074500000-0x0000000074BEE000-memory.dmpFilesize
6.9MB
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memory/3020-7-0x0000000000400000-0x0000000000442000-memory.dmpFilesize
264KB