Analysis
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max time kernel
149s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
14-05-2024 16:18
Static task
static1
Behavioral task
behavioral1
Sample
INVOICE.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
INVOICE.exe
Resource
win10v2004-20240508-en
General
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Target
INVOICE.exe
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Size
205KB
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MD5
494992eed787907766ef59dbec953d6b
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SHA1
ff02df9c31bd5462c912c84b040430682ac0304c
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SHA256
92fa9b6f4856cfd35907ac59a621ab7dcbb49550ae29b9131d570f5c1b6c4313
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SHA512
7c7318962a1273d1635f5fbf9dbd27f667148a6a2c30bcbf9a33440dabf1f566d40eaeee3a635d1742816bfa5c3fe2fe0efd48eb8b1a43e81fc575105c161943
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SSDEEP
3072:P8ANnCDDRvLGprOAOkGt6+duWA/t/SHUebbxCbGgKk12qk/FPYm21KLbDoUssNXA:UkstvLGcxLbMUMK2dH
Malware Config
Extracted
Protocol: smtp- Host:
66.29.151.236 - Port:
587 - Username:
[email protected] - Password:
YuWsikfV67lD
Extracted
agenttesla
Protocol: smtp- Host:
66.29.151.236 - Port:
587 - Username:
[email protected] - Password:
YuWsikfV67lD - 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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Detect ZGRat V1 34 IoCs
Processes:
resource yara_rule behavioral2/memory/2092-3-0x0000000007770000-0x00000000079A0000-memory.dmp family_zgrat_v1 behavioral2/memory/2092-6-0x0000000007770000-0x000000000799A000-memory.dmp family_zgrat_v1 behavioral2/memory/2092-13-0x0000000007770000-0x000000000799A000-memory.dmp family_zgrat_v1 behavioral2/memory/2092-25-0x0000000007770000-0x000000000799A000-memory.dmp family_zgrat_v1 behavioral2/memory/2092-31-0x0000000007770000-0x000000000799A000-memory.dmp family_zgrat_v1 behavioral2/memory/2092-29-0x0000000007770000-0x000000000799A000-memory.dmp family_zgrat_v1 behavioral2/memory/2092-43-0x0000000007770000-0x000000000799A000-memory.dmp family_zgrat_v1 behavioral2/memory/2092-27-0x0000000007770000-0x000000000799A000-memory.dmp family_zgrat_v1 behavioral2/memory/2092-23-0x0000000007770000-0x000000000799A000-memory.dmp family_zgrat_v1 behavioral2/memory/2092-21-0x0000000007770000-0x000000000799A000-memory.dmp family_zgrat_v1 behavioral2/memory/2092-17-0x0000000007770000-0x000000000799A000-memory.dmp family_zgrat_v1 behavioral2/memory/2092-15-0x0000000007770000-0x000000000799A000-memory.dmp family_zgrat_v1 behavioral2/memory/2092-11-0x0000000007770000-0x000000000799A000-memory.dmp family_zgrat_v1 behavioral2/memory/2092-9-0x0000000007770000-0x000000000799A000-memory.dmp family_zgrat_v1 behavioral2/memory/2092-8-0x0000000007770000-0x000000000799A000-memory.dmp family_zgrat_v1 behavioral2/memory/2092-19-0x0000000007770000-0x000000000799A000-memory.dmp family_zgrat_v1 behavioral2/memory/2092-57-0x0000000007770000-0x000000000799A000-memory.dmp family_zgrat_v1 behavioral2/memory/2092-47-0x0000000007770000-0x000000000799A000-memory.dmp family_zgrat_v1 behavioral2/memory/2092-45-0x0000000007770000-0x000000000799A000-memory.dmp family_zgrat_v1 behavioral2/memory/2092-41-0x0000000007770000-0x000000000799A000-memory.dmp family_zgrat_v1 behavioral2/memory/2092-39-0x0000000007770000-0x000000000799A000-memory.dmp family_zgrat_v1 behavioral2/memory/2092-37-0x0000000007770000-0x000000000799A000-memory.dmp family_zgrat_v1 behavioral2/memory/2092-35-0x0000000007770000-0x000000000799A000-memory.dmp family_zgrat_v1 behavioral2/memory/2092-33-0x0000000007770000-0x000000000799A000-memory.dmp family_zgrat_v1 behavioral2/memory/2092-67-0x0000000007770000-0x000000000799A000-memory.dmp family_zgrat_v1 behavioral2/memory/2092-69-0x0000000007770000-0x000000000799A000-memory.dmp family_zgrat_v1 behavioral2/memory/2092-65-0x0000000007770000-0x000000000799A000-memory.dmp family_zgrat_v1 behavioral2/memory/2092-63-0x0000000007770000-0x000000000799A000-memory.dmp family_zgrat_v1 behavioral2/memory/2092-61-0x0000000007770000-0x000000000799A000-memory.dmp family_zgrat_v1 behavioral2/memory/2092-59-0x0000000007770000-0x000000000799A000-memory.dmp family_zgrat_v1 behavioral2/memory/2092-55-0x0000000007770000-0x000000000799A000-memory.dmp family_zgrat_v1 behavioral2/memory/2092-53-0x0000000007770000-0x000000000799A000-memory.dmp family_zgrat_v1 behavioral2/memory/2092-51-0x0000000007770000-0x000000000799A000-memory.dmp family_zgrat_v1 behavioral2/memory/2092-49-0x0000000007770000-0x000000000799A000-memory.dmp family_zgrat_v1 -
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:
INVOICE.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\savef = "C:\\Users\\Admin\\AppData\\Roaming\\savef.exe" INVOICE.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 37 api.ipify.org 38 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
INVOICE.exedescription pid process target process PID 2092 set thread context of 4444 2092 INVOICE.exe INVOICE.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
INVOICE.exepid process 4444 INVOICE.exe 4444 INVOICE.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
INVOICE.exeINVOICE.exedescription pid process Token: SeDebugPrivilege 2092 INVOICE.exe Token: SeDebugPrivilege 2092 INVOICE.exe Token: SeDebugPrivilege 4444 INVOICE.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
INVOICE.exedescription pid process target process PID 2092 wrote to memory of 4444 2092 INVOICE.exe INVOICE.exe PID 2092 wrote to memory of 4444 2092 INVOICE.exe INVOICE.exe PID 2092 wrote to memory of 4444 2092 INVOICE.exe INVOICE.exe PID 2092 wrote to memory of 4444 2092 INVOICE.exe INVOICE.exe PID 2092 wrote to memory of 4444 2092 INVOICE.exe INVOICE.exe PID 2092 wrote to memory of 4444 2092 INVOICE.exe INVOICE.exe PID 2092 wrote to memory of 4444 2092 INVOICE.exe INVOICE.exe PID 2092 wrote to memory of 4444 2092 INVOICE.exe INVOICE.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\INVOICE.exe"C:\Users\Admin\AppData\Local\Temp\INVOICE.exe"1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\INVOICE.exe"C:\Users\Admin\AppData\Local\Temp\INVOICE.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\INVOICE.exe.logFilesize
1KB
MD5f3eb81974dc5933681e933f07209ff5f
SHA17af8cae0f1d03e82daaf784df9886705685baac7
SHA256e82069884dd428bd6a1c67fe00c5fa56f9c4d62b538b694694a699588f1f4ab2
SHA512d9aa3871dffb76c8a73a7940fa03bbc9b65cf575cbd07f7c1fbf490cb0f3d670415eaef0bf79e34689f61ab3cdfbb104efdef004becc12e54b501f02f948aaff
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memory/2092-0-0x00000000752CE000-0x00000000752CF000-memory.dmpFilesize
4KB
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memory/2092-1-0x0000000000B10000-0x0000000000B46000-memory.dmpFilesize
216KB
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memory/2092-2-0x00000000752C0000-0x0000000075A70000-memory.dmpFilesize
7.7MB
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memory/2092-3-0x0000000007770000-0x00000000079A0000-memory.dmpFilesize
2.2MB
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memory/2092-4-0x0000000007F50000-0x00000000084F4000-memory.dmpFilesize
5.6MB
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memory/2092-5-0x0000000007A40000-0x0000000007AD2000-memory.dmpFilesize
584KB
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memory/2092-6-0x0000000007770000-0x000000000799A000-memory.dmpFilesize
2.2MB
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memory/2092-13-0x0000000007770000-0x000000000799A000-memory.dmpFilesize
2.2MB
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memory/2092-25-0x0000000007770000-0x000000000799A000-memory.dmpFilesize
2.2MB
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memory/2092-31-0x0000000007770000-0x000000000799A000-memory.dmpFilesize
2.2MB
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memory/2092-29-0x0000000007770000-0x000000000799A000-memory.dmpFilesize
2.2MB
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memory/2092-43-0x0000000007770000-0x000000000799A000-memory.dmpFilesize
2.2MB
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memory/2092-27-0x0000000007770000-0x000000000799A000-memory.dmpFilesize
2.2MB
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memory/2092-23-0x0000000007770000-0x000000000799A000-memory.dmpFilesize
2.2MB
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memory/2092-21-0x0000000007770000-0x000000000799A000-memory.dmpFilesize
2.2MB
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memory/2092-17-0x0000000007770000-0x000000000799A000-memory.dmpFilesize
2.2MB
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memory/2092-15-0x0000000007770000-0x000000000799A000-memory.dmpFilesize
2.2MB
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memory/2092-11-0x0000000007770000-0x000000000799A000-memory.dmpFilesize
2.2MB
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memory/2092-9-0x0000000007770000-0x000000000799A000-memory.dmpFilesize
2.2MB
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memory/2092-8-0x0000000007770000-0x000000000799A000-memory.dmpFilesize
2.2MB
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memory/2092-19-0x0000000007770000-0x000000000799A000-memory.dmpFilesize
2.2MB
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memory/2092-57-0x0000000007770000-0x000000000799A000-memory.dmpFilesize
2.2MB
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memory/2092-47-0x0000000007770000-0x000000000799A000-memory.dmpFilesize
2.2MB
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memory/2092-45-0x0000000007770000-0x000000000799A000-memory.dmpFilesize
2.2MB
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memory/2092-41-0x0000000007770000-0x000000000799A000-memory.dmpFilesize
2.2MB
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memory/2092-39-0x0000000007770000-0x000000000799A000-memory.dmpFilesize
2.2MB
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memory/2092-37-0x0000000007770000-0x000000000799A000-memory.dmpFilesize
2.2MB
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memory/2092-35-0x0000000007770000-0x000000000799A000-memory.dmpFilesize
2.2MB
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memory/2092-33-0x0000000007770000-0x000000000799A000-memory.dmpFilesize
2.2MB
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memory/2092-67-0x0000000007770000-0x000000000799A000-memory.dmpFilesize
2.2MB
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memory/2092-69-0x0000000007770000-0x000000000799A000-memory.dmpFilesize
2.2MB
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memory/2092-65-0x0000000007770000-0x000000000799A000-memory.dmpFilesize
2.2MB
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memory/2092-63-0x0000000007770000-0x000000000799A000-memory.dmpFilesize
2.2MB
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memory/2092-61-0x0000000007770000-0x000000000799A000-memory.dmpFilesize
2.2MB
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memory/2092-59-0x0000000007770000-0x000000000799A000-memory.dmpFilesize
2.2MB
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memory/2092-55-0x0000000007770000-0x000000000799A000-memory.dmpFilesize
2.2MB
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memory/2092-53-0x0000000007770000-0x000000000799A000-memory.dmpFilesize
2.2MB
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memory/2092-51-0x0000000007770000-0x000000000799A000-memory.dmpFilesize
2.2MB
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memory/2092-49-0x0000000007770000-0x000000000799A000-memory.dmpFilesize
2.2MB
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memory/2092-4886-0x00000000752C0000-0x0000000075A70000-memory.dmpFilesize
7.7MB
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memory/2092-4887-0x0000000006270000-0x00000000062DC000-memory.dmpFilesize
432KB
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memory/2092-4888-0x0000000006300000-0x000000000634C000-memory.dmpFilesize
304KB
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memory/2092-4889-0x00000000752CE000-0x00000000752CF000-memory.dmpFilesize
4KB
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memory/2092-4890-0x00000000752C0000-0x0000000075A70000-memory.dmpFilesize
7.7MB
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memory/2092-4891-0x0000000006350000-0x00000000063A4000-memory.dmpFilesize
336KB
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memory/2092-4896-0x00000000752C0000-0x0000000075A70000-memory.dmpFilesize
7.7MB
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memory/4444-4898-0x0000000000700000-0x0000000000740000-memory.dmpFilesize
256KB
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memory/4444-4897-0x00000000752C0000-0x0000000075A70000-memory.dmpFilesize
7.7MB
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memory/4444-4899-0x0000000004D10000-0x0000000004D76000-memory.dmpFilesize
408KB
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memory/4444-4900-0x00000000752C0000-0x0000000075A70000-memory.dmpFilesize
7.7MB
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memory/4444-4901-0x0000000006290000-0x00000000062E0000-memory.dmpFilesize
320KB
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memory/4444-4902-0x0000000006380000-0x000000000641C000-memory.dmpFilesize
624KB
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memory/4444-4903-0x0000000006430000-0x000000000643A000-memory.dmpFilesize
40KB
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memory/4444-4904-0x00000000752C0000-0x0000000075A70000-memory.dmpFilesize
7.7MB