Analysis
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max time kernel
119s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20231129-en -
resource tags
arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system -
submitted
27-04-2024 01:37
Static task
static1
Behavioral task
behavioral1
Sample
7f695d676133bd1975874fa558199ab42e8c1c14d733076a3fe2f369bbf34898.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
7f695d676133bd1975874fa558199ab42e8c1c14d733076a3fe2f369bbf34898.exe
Resource
win10v2004-20240419-en
General
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Target
7f695d676133bd1975874fa558199ab42e8c1c14d733076a3fe2f369bbf34898.exe
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Size
1017KB
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MD5
f955974ce17000d557791f5949e68b03
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SHA1
081510fb12b60dbf4ba794c2d9fb8ad5a3c8c773
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SHA256
7f695d676133bd1975874fa558199ab42e8c1c14d733076a3fe2f369bbf34898
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SHA512
264441ff7e114dc30ad6c98b1f6214554d86ad6786901e5bdb13e2149edd8965cc6b556996f74091258cea1949f3293ebd36f52fde84310edadd2f3e4f4f0f73
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SSDEEP
24576:TAHnh+eWsN3skA4RV1Hom2KXMmHa/4P9+O25:eh+ZkldoPK8Ya/4Fq
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.jmfresh.sg - Port:
587 - Username:
[email protected] - Password:
[email protected] - 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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Adds Run key to start application 2 TTPs 1 IoCs
Processes:
RegSvcs.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Windows\CurrentVersion\Run\newfile = "C:\\Users\\Admin\\AppData\\Roaming\\newfile\\newfile.exe" RegSvcs.exe -
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 4 ip-api.com -
Suspicious use of SetThreadContext 1 IoCs
Processes:
7f695d676133bd1975874fa558199ab42e8c1c14d733076a3fe2f369bbf34898.exedescription pid process target process PID 2820 set thread context of 2196 2820 7f695d676133bd1975874fa558199ab42e8c1c14d733076a3fe2f369bbf34898.exe RegSvcs.exe -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 3032 2820 WerFault.exe 7f695d676133bd1975874fa558199ab42e8c1c14d733076a3fe2f369bbf34898.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
RegSvcs.exepid process 2196 RegSvcs.exe 2196 RegSvcs.exe -
Suspicious behavior: MapViewOfSection 2 IoCs
Processes:
7f695d676133bd1975874fa558199ab42e8c1c14d733076a3fe2f369bbf34898.exepid process 2820 7f695d676133bd1975874fa558199ab42e8c1c14d733076a3fe2f369bbf34898.exe 2820 7f695d676133bd1975874fa558199ab42e8c1c14d733076a3fe2f369bbf34898.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
RegSvcs.exedescription pid process Token: SeDebugPrivilege 2196 RegSvcs.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
Processes:
7f695d676133bd1975874fa558199ab42e8c1c14d733076a3fe2f369bbf34898.exepid process 2820 7f695d676133bd1975874fa558199ab42e8c1c14d733076a3fe2f369bbf34898.exe 2820 7f695d676133bd1975874fa558199ab42e8c1c14d733076a3fe2f369bbf34898.exe -
Suspicious use of SendNotifyMessage 2 IoCs
Processes:
7f695d676133bd1975874fa558199ab42e8c1c14d733076a3fe2f369bbf34898.exepid process 2820 7f695d676133bd1975874fa558199ab42e8c1c14d733076a3fe2f369bbf34898.exe 2820 7f695d676133bd1975874fa558199ab42e8c1c14d733076a3fe2f369bbf34898.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
7f695d676133bd1975874fa558199ab42e8c1c14d733076a3fe2f369bbf34898.exedescription pid process target process PID 2820 wrote to memory of 2196 2820 7f695d676133bd1975874fa558199ab42e8c1c14d733076a3fe2f369bbf34898.exe RegSvcs.exe PID 2820 wrote to memory of 2196 2820 7f695d676133bd1975874fa558199ab42e8c1c14d733076a3fe2f369bbf34898.exe RegSvcs.exe PID 2820 wrote to memory of 2196 2820 7f695d676133bd1975874fa558199ab42e8c1c14d733076a3fe2f369bbf34898.exe RegSvcs.exe PID 2820 wrote to memory of 2196 2820 7f695d676133bd1975874fa558199ab42e8c1c14d733076a3fe2f369bbf34898.exe RegSvcs.exe PID 2820 wrote to memory of 2196 2820 7f695d676133bd1975874fa558199ab42e8c1c14d733076a3fe2f369bbf34898.exe RegSvcs.exe PID 2820 wrote to memory of 2196 2820 7f695d676133bd1975874fa558199ab42e8c1c14d733076a3fe2f369bbf34898.exe RegSvcs.exe PID 2820 wrote to memory of 2196 2820 7f695d676133bd1975874fa558199ab42e8c1c14d733076a3fe2f369bbf34898.exe RegSvcs.exe PID 2820 wrote to memory of 2196 2820 7f695d676133bd1975874fa558199ab42e8c1c14d733076a3fe2f369bbf34898.exe RegSvcs.exe PID 2820 wrote to memory of 3032 2820 7f695d676133bd1975874fa558199ab42e8c1c14d733076a3fe2f369bbf34898.exe WerFault.exe PID 2820 wrote to memory of 3032 2820 7f695d676133bd1975874fa558199ab42e8c1c14d733076a3fe2f369bbf34898.exe WerFault.exe PID 2820 wrote to memory of 3032 2820 7f695d676133bd1975874fa558199ab42e8c1c14d733076a3fe2f369bbf34898.exe WerFault.exe PID 2820 wrote to memory of 3032 2820 7f695d676133bd1975874fa558199ab42e8c1c14d733076a3fe2f369bbf34898.exe WerFault.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\7f695d676133bd1975874fa558199ab42e8c1c14d733076a3fe2f369bbf34898.exe"C:\Users\Admin\AppData\Local\Temp\7f695d676133bd1975874fa558199ab42e8c1c14d733076a3fe2f369bbf34898.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2820 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Users\Admin\AppData\Local\Temp\7f695d676133bd1975874fa558199ab42e8c1c14d733076a3fe2f369bbf34898.exe"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2196 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2820 -s 3162⤵
- Program crash
PID:3032
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/2196-11-0x0000000000090000-0x00000000000D2000-memory.dmpFilesize
264KB
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memory/2196-17-0x0000000000090000-0x00000000000D2000-memory.dmpFilesize
264KB
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memory/2196-13-0x0000000000090000-0x00000000000D2000-memory.dmpFilesize
264KB
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memory/2196-20-0x0000000000090000-0x00000000000D2000-memory.dmpFilesize
264KB
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memory/2196-21-0x0000000074B20000-0x000000007520E000-memory.dmpFilesize
6.9MB
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memory/2196-22-0x0000000004940000-0x0000000004980000-memory.dmpFilesize
256KB
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memory/2196-24-0x0000000074B20000-0x000000007520E000-memory.dmpFilesize
6.9MB
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memory/2196-25-0x0000000004940000-0x0000000004980000-memory.dmpFilesize
256KB
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memory/2820-10-0x0000000000120000-0x0000000000124000-memory.dmpFilesize
16KB