Analysis
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max time kernel
122s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
12-06-2024 01:48
Static task
static1
Behavioral task
behavioral1
Sample
a025ca2161bf1125aa31aa65ba154f261f7dae204f7abfaf5ecf392eab8e9fc2.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
a025ca2161bf1125aa31aa65ba154f261f7dae204f7abfaf5ecf392eab8e9fc2.exe
Resource
win10v2004-20240508-en
General
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Target
a025ca2161bf1125aa31aa65ba154f261f7dae204f7abfaf5ecf392eab8e9fc2.exe
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Size
1.0MB
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MD5
5de229b7fd3c91d03a721ae44214e3aa
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SHA1
92c4645f075bec1f2a2285f1d3d10bb2b6cdf745
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SHA256
a025ca2161bf1125aa31aa65ba154f261f7dae204f7abfaf5ecf392eab8e9fc2
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SHA512
429d56e5d2a8d828e70182febd0af1893d05d789c1a3197c808e043ee1371eed078f06114f256e6b2d9629a42143a9536dc758ca01323ecce2f032cbee2ec6f9
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SSDEEP
24576:TAHnh+eWsN3skA4RV1Hom2KXMmHa3VHMYLlMVj0KKwwWO5:eh+ZkldoPK8Ya39xLWhnc
Malware Config
Extracted
agenttesla
Protocol: ftp- Host:
ftp://ftp.antoniomayol.com:21 - Port:
21 - Username:
[email protected] - Password:
cMhKDQUk1{;%
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Drops startup file 1 IoCs
Processes:
vaccinatory.exedescription ioc process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\vaccinatory.vbs vaccinatory.exe -
Executes dropped EXE 1 IoCs
Processes:
vaccinatory.exepid process 2336 vaccinatory.exe -
Loads dropped DLL 1 IoCs
Processes:
a025ca2161bf1125aa31aa65ba154f261f7dae204f7abfaf5ecf392eab8e9fc2.exepid process 2944 a025ca2161bf1125aa31aa65ba154f261f7dae204f7abfaf5ecf392eab8e9fc2.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 -
AutoIT Executable 1 IoCs
AutoIT scripts compiled to PE executables.
Processes:
resource yara_rule \Users\Admin\AppData\Local\derogates\vaccinatory.exe autoit_exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
vaccinatory.exedescription pid process target process PID 2336 set thread context of 2548 2336 vaccinatory.exe RegSvcs.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
RegSvcs.exepid process 2548 RegSvcs.exe 2548 RegSvcs.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
vaccinatory.exepid process 2336 vaccinatory.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
RegSvcs.exedescription pid process Token: SeDebugPrivilege 2548 RegSvcs.exe -
Suspicious use of FindShellTrayWindow 4 IoCs
Processes:
a025ca2161bf1125aa31aa65ba154f261f7dae204f7abfaf5ecf392eab8e9fc2.exevaccinatory.exepid process 2944 a025ca2161bf1125aa31aa65ba154f261f7dae204f7abfaf5ecf392eab8e9fc2.exe 2944 a025ca2161bf1125aa31aa65ba154f261f7dae204f7abfaf5ecf392eab8e9fc2.exe 2336 vaccinatory.exe 2336 vaccinatory.exe -
Suspicious use of SendNotifyMessage 4 IoCs
Processes:
a025ca2161bf1125aa31aa65ba154f261f7dae204f7abfaf5ecf392eab8e9fc2.exevaccinatory.exepid process 2944 a025ca2161bf1125aa31aa65ba154f261f7dae204f7abfaf5ecf392eab8e9fc2.exe 2944 a025ca2161bf1125aa31aa65ba154f261f7dae204f7abfaf5ecf392eab8e9fc2.exe 2336 vaccinatory.exe 2336 vaccinatory.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
a025ca2161bf1125aa31aa65ba154f261f7dae204f7abfaf5ecf392eab8e9fc2.exevaccinatory.exedescription pid process target process PID 2944 wrote to memory of 2336 2944 a025ca2161bf1125aa31aa65ba154f261f7dae204f7abfaf5ecf392eab8e9fc2.exe vaccinatory.exe PID 2944 wrote to memory of 2336 2944 a025ca2161bf1125aa31aa65ba154f261f7dae204f7abfaf5ecf392eab8e9fc2.exe vaccinatory.exe PID 2944 wrote to memory of 2336 2944 a025ca2161bf1125aa31aa65ba154f261f7dae204f7abfaf5ecf392eab8e9fc2.exe vaccinatory.exe PID 2944 wrote to memory of 2336 2944 a025ca2161bf1125aa31aa65ba154f261f7dae204f7abfaf5ecf392eab8e9fc2.exe vaccinatory.exe PID 2336 wrote to memory of 2548 2336 vaccinatory.exe RegSvcs.exe PID 2336 wrote to memory of 2548 2336 vaccinatory.exe RegSvcs.exe PID 2336 wrote to memory of 2548 2336 vaccinatory.exe RegSvcs.exe PID 2336 wrote to memory of 2548 2336 vaccinatory.exe RegSvcs.exe PID 2336 wrote to memory of 2548 2336 vaccinatory.exe RegSvcs.exe PID 2336 wrote to memory of 2548 2336 vaccinatory.exe RegSvcs.exe PID 2336 wrote to memory of 2548 2336 vaccinatory.exe RegSvcs.exe PID 2336 wrote to memory of 2548 2336 vaccinatory.exe RegSvcs.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\a025ca2161bf1125aa31aa65ba154f261f7dae204f7abfaf5ecf392eab8e9fc2.exe"C:\Users\Admin\AppData\Local\Temp\a025ca2161bf1125aa31aa65ba154f261f7dae204f7abfaf5ecf392eab8e9fc2.exe"1⤵
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2944 -
C:\Users\Admin\AppData\Local\derogates\vaccinatory.exe"C:\Users\Admin\AppData\Local\Temp\a025ca2161bf1125aa31aa65ba154f261f7dae204f7abfaf5ecf392eab8e9fc2.exe"2⤵
- Drops startup file
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2336 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Users\Admin\AppData\Local\Temp\a025ca2161bf1125aa31aa65ba154f261f7dae204f7abfaf5ecf392eab8e9fc2.exe"3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2548
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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MD5
d41d8cd98f00b204e9800998ecf8427e
SHA1da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e
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Filesize
29KB
MD5548c2148e266f939ea755be386cff149
SHA1ad4472fcc66e6622867dc55724dbdbb2fbdeccdb
SHA256d3662a783a7c79739d2133ad366add13c2899a17b078dfc78549e94ba5206e74
SHA51289192f052a38eabe8ecfae6adb26021731ed211b14284b02e0c947ca77cce8152fbe0c5d405dd72c93e39dcdc346764d4e6e991286687761529f3df7cb97d2f9
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Filesize
1.0MB
MD55de229b7fd3c91d03a721ae44214e3aa
SHA192c4645f075bec1f2a2285f1d3d10bb2b6cdf745
SHA256a025ca2161bf1125aa31aa65ba154f261f7dae204f7abfaf5ecf392eab8e9fc2
SHA512429d56e5d2a8d828e70182febd0af1893d05d789c1a3197c808e043ee1371eed078f06114f256e6b2d9629a42143a9536dc758ca01323ecce2f032cbee2ec6f9