Analysis
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max time kernel
102s -
max time network
130s -
platform
windows10-2004_x64 -
resource
win10v2004-20240611-en -
resource tags
arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system -
submitted
12-06-2024 01:39
Static task
static1
Behavioral task
behavioral1
Sample
Shipping Documents PO88900/Shipping Documents PO88900.xlsx.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
Shipping Documents PO88900/Shipping Documents PO88900.xlsx.exe
Resource
win10v2004-20240611-en
General
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Target
Shipping Documents PO88900/Shipping Documents PO88900.xlsx.exe
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Size
390KB
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MD5
9ad1097ef6d23a86d4b9327e54fdc9bc
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SHA1
517d09c1d755f08f3c5bf073d87185a801b68907
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SHA256
df9e1f7fa8d1badaa7afd42cc3aac4ef5aad3a9973ee71059599325284566e67
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SHA512
1ea9293a6931e191b1c63537fc5ea003e8ae98d53242a711769052bf9ba1976def2bb5f7894f85a0da087c0a4354a68474268da77d8438cfbb0a04299df7c955
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SSDEEP
6144:nG8/Pl5W2KYbjOrq1NijSchoiEC8IjhJwJpNhCF5qGI3f2nwf0F4eQhrt/bcnAI:n2rgijP7EHEsvNhC7IfBbhrt4T
Malware Config
Extracted
Protocol: ftp- Host:
s4.serv00.com - Port:
21 - Username:
f2241_dol - Password:
Doll900#@
Extracted
agenttesla
Protocol: ftp- Host:
ftp://s4.serv00.com - Port:
21 - Username:
f2241_dol - Password:
Doll900#@
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:
Shipping Documents PO88900.xlsx.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\adobe = "C:\\Users\\Admin\\AppData\\Roaming\\adobe\\adobe.exe" Shipping Documents PO88900.xlsx.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 13 api.ipify.org 14 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
Shipping Documents PO88900.xlsx.exedescription pid process target process PID 540 set thread context of 3828 540 Shipping Documents PO88900.xlsx.exe Shipping Documents PO88900.xlsx.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
Shipping Documents PO88900.xlsx.exepid process 3828 Shipping Documents PO88900.xlsx.exe 3828 Shipping Documents PO88900.xlsx.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
Shipping Documents PO88900.xlsx.exedescription pid process Token: SeDebugPrivilege 3828 Shipping Documents PO88900.xlsx.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
Shipping Documents PO88900.xlsx.exepid process 3828 Shipping Documents PO88900.xlsx.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
Shipping Documents PO88900.xlsx.exedescription pid process target process PID 540 wrote to memory of 3828 540 Shipping Documents PO88900.xlsx.exe Shipping Documents PO88900.xlsx.exe PID 540 wrote to memory of 3828 540 Shipping Documents PO88900.xlsx.exe Shipping Documents PO88900.xlsx.exe PID 540 wrote to memory of 3828 540 Shipping Documents PO88900.xlsx.exe Shipping Documents PO88900.xlsx.exe PID 540 wrote to memory of 3828 540 Shipping Documents PO88900.xlsx.exe Shipping Documents PO88900.xlsx.exe PID 540 wrote to memory of 3828 540 Shipping Documents PO88900.xlsx.exe Shipping Documents PO88900.xlsx.exe PID 540 wrote to memory of 3828 540 Shipping Documents PO88900.xlsx.exe Shipping Documents PO88900.xlsx.exe PID 540 wrote to memory of 3828 540 Shipping Documents PO88900.xlsx.exe Shipping Documents PO88900.xlsx.exe PID 540 wrote to memory of 3828 540 Shipping Documents PO88900.xlsx.exe Shipping Documents PO88900.xlsx.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Shipping Documents PO88900\Shipping Documents PO88900.xlsx.exe"C:\Users\Admin\AppData\Local\Temp\Shipping Documents PO88900\Shipping Documents PO88900.xlsx.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:540 -
C:\Users\Admin\AppData\Local\Temp\Shipping Documents PO88900\Shipping Documents PO88900.xlsx.exe"C:\Users\Admin\AppData\Local\Temp\Shipping Documents PO88900\Shipping Documents PO88900.xlsx.exe"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:3828
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\Shipping Documents PO88900.xlsx.exe.log
Filesize42B
MD584cfdb4b995b1dbf543b26b86c863adc
SHA1d2f47764908bf30036cf8248b9ff5541e2711fa2
SHA256d8988d672d6915b46946b28c06ad8066c50041f6152a91d37ffa5cf129cc146b
SHA512485f0ed45e13f00a93762cbf15b4b8f996553baa021152fae5aba051e3736bcd3ca8f4328f0e6d9e3e1f910c96c4a9ae055331123ee08e3c2ce3a99ac2e177ce