Analysis
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max time kernel
56s -
max time network
61s -
platform
windows10-2004_x64 -
resource
win10v2004-20240419-en -
resource tags
arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system -
submitted
29-04-2024 09:27
Static task
static1
Behavioral task
behavioral1
Sample
Invoice-pdf.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
Invoice-pdf.exe
Resource
win10v2004-20240419-en
General
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Target
Invoice-pdf.exe
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Size
361KB
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MD5
04707a5d98749041c7a334c9fd5197de
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SHA1
c109facbc0d1adcd06c2f0f7f1619fe09c9ea173
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SHA256
dbeb0eff645a95950db00e804ee3b64d6e779bdf0f1979ebf0c1710471b9c94c
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SHA512
a2f6dd2317477f0c7a93edddcf10b8bb211a75a34e70b92caa5d08342e82a57fe69a46eea232416c6af147d71fcff6172e41dbf57b37c96329e06228dce6705a
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SSDEEP
6144:X2b0HXNs1UYXs2M3dLkir563KIWIEu73ndFrWRyZv3enCx2xzwT7SkOtpQ39F:/y1ZXs2K7rAhdEmNFiwGCxpH
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
premium162.web-hosting.com - Port:
587 - Username:
[email protected] - Password:
Success4sure2day10@ - 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 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 3 ip-api.com -
Suspicious use of SetThreadContext 1 IoCs
Processes:
Invoice-pdf.exedescription pid process target process PID 2204 set thread context of 3460 2204 Invoice-pdf.exe Invoice-pdf.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
Invoice-pdf.exepid process 3460 Invoice-pdf.exe 3460 Invoice-pdf.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
Invoice-pdf.exedescription pid process Token: SeDebugPrivilege 3460 Invoice-pdf.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
Invoice-pdf.exepid process 3460 Invoice-pdf.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
Invoice-pdf.exedescription pid process target process PID 2204 wrote to memory of 3460 2204 Invoice-pdf.exe Invoice-pdf.exe PID 2204 wrote to memory of 3460 2204 Invoice-pdf.exe Invoice-pdf.exe PID 2204 wrote to memory of 3460 2204 Invoice-pdf.exe Invoice-pdf.exe PID 2204 wrote to memory of 3460 2204 Invoice-pdf.exe Invoice-pdf.exe PID 2204 wrote to memory of 3460 2204 Invoice-pdf.exe Invoice-pdf.exe PID 2204 wrote to memory of 3460 2204 Invoice-pdf.exe Invoice-pdf.exe PID 2204 wrote to memory of 3460 2204 Invoice-pdf.exe Invoice-pdf.exe PID 2204 wrote to memory of 3460 2204 Invoice-pdf.exe Invoice-pdf.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Invoice-pdf.exe"C:\Users\Admin\AppData\Local\Temp\Invoice-pdf.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\Invoice-pdf.exe"C:\Users\Admin\AppData\Local\Temp\Invoice-pdf.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/2204-0-0x00000000005F0000-0x0000000000650000-memory.dmpFilesize
384KB
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memory/2204-1-0x0000000074AA0000-0x0000000075250000-memory.dmpFilesize
7.7MB
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memory/2204-2-0x0000000005110000-0x0000000005120000-memory.dmpFilesize
64KB
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memory/2204-9-0x0000000074AA0000-0x0000000075250000-memory.dmpFilesize
7.7MB
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memory/2204-4-0x0000000002A40000-0x0000000002A41000-memory.dmpFilesize
4KB
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memory/3460-8-0x0000000005930000-0x0000000005940000-memory.dmpFilesize
64KB
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memory/3460-5-0x0000000074AA0000-0x0000000075250000-memory.dmpFilesize
7.7MB
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memory/3460-7-0x00000000058C0000-0x0000000005926000-memory.dmpFilesize
408KB
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memory/3460-6-0x0000000005E00000-0x00000000063A4000-memory.dmpFilesize
5.6MB
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memory/3460-3-0x0000000000400000-0x0000000000442000-memory.dmpFilesize
264KB
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memory/3460-10-0x0000000006DF0000-0x0000000006E40000-memory.dmpFilesize
320KB
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memory/3460-11-0x0000000006EE0000-0x0000000006F7C000-memory.dmpFilesize
624KB
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memory/3460-12-0x0000000074AA0000-0x0000000075250000-memory.dmpFilesize
7.7MB
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memory/3460-13-0x0000000005930000-0x0000000005940000-memory.dmpFilesize
64KB
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memory/3460-14-0x0000000007020000-0x00000000070B2000-memory.dmpFilesize
584KB
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memory/3460-15-0x0000000006FA0000-0x0000000006FAA000-memory.dmpFilesize
40KB