Analysis
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max time kernel
150s -
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
22-05-2024 13:06
Static task
static1
Behavioral task
behavioral1
Sample
rTTSWIFT_8374783.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
rTTSWIFT_8374783.exe
Resource
win10v2004-20240508-en
General
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Target
rTTSWIFT_8374783.exe
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Size
1016KB
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MD5
3f01bf70d956ec19a92b35f7a9c96c23
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SHA1
acb67c8df40ee9369cd18630282f4706a2bf2623
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SHA256
c2901aebb7af70fd74d9812932c5c7028711828696b3aa0f563cb6dfc82d22b9
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SHA512
37b9a414aca0c0b05a916094ae72faee8307f1568888d5ab65a84fd75332cd0142b34e1b9f7b4dcd41bce3d9c414669ad2c12e90a3ab7fa9ff2906fc6294cb16
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SSDEEP
24576:wAHnh+eWsN3skA4RV1Hom2KXMmHaFLfy4e33w5:nh+ZkldoPK8YaFLfW3G
Malware Config
Extracted
agenttesla
Protocol: ftp- Host:
ftp://ftp.fosna.net - Port:
21 - Username:
[email protected] - Password:
(=8fPSH$KO_!
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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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 14 ip-api.com -
Suspicious use of SetThreadContext 1 IoCs
Processes:
rTTSWIFT_8374783.exedescription pid process target process PID 1612 set thread context of 4728 1612 rTTSWIFT_8374783.exe RegSvcs.exe -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 1184 1612 WerFault.exe rTTSWIFT_8374783.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
RegSvcs.exepid process 4728 RegSvcs.exe 4728 RegSvcs.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
rTTSWIFT_8374783.exepid process 1612 rTTSWIFT_8374783.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
RegSvcs.exedescription pid process Token: SeDebugPrivilege 4728 RegSvcs.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
Processes:
rTTSWIFT_8374783.exepid process 1612 rTTSWIFT_8374783.exe 1612 rTTSWIFT_8374783.exe -
Suspicious use of SendNotifyMessage 2 IoCs
Processes:
rTTSWIFT_8374783.exepid process 1612 rTTSWIFT_8374783.exe 1612 rTTSWIFT_8374783.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
rTTSWIFT_8374783.exedescription pid process target process PID 1612 wrote to memory of 4728 1612 rTTSWIFT_8374783.exe RegSvcs.exe PID 1612 wrote to memory of 4728 1612 rTTSWIFT_8374783.exe RegSvcs.exe PID 1612 wrote to memory of 4728 1612 rTTSWIFT_8374783.exe RegSvcs.exe PID 1612 wrote to memory of 4728 1612 rTTSWIFT_8374783.exe RegSvcs.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\rTTSWIFT_8374783.exe"C:\Users\Admin\AppData\Local\Temp\rTTSWIFT_8374783.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1612 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Users\Admin\AppData\Local\Temp\rTTSWIFT_8374783.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4728
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1612 -s 6922⤵
- Program crash
PID:1184
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1612 -ip 16121⤵PID:3588