Analysis
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max time kernel
66s -
max time network
147s -
platform
windows10-1703_x64 -
resource
win10-20220812-en -
resource tags
arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system -
submitted
07-10-2022 09:36
Static task
static1
Behavioral task
behavioral1
Sample
44f3e7854ea6963412d6040957bfc7f8b753858abf9a0b84be9d8068463209ff.exe
Resource
win10-20220812-en
General
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Target
44f3e7854ea6963412d6040957bfc7f8b753858abf9a0b84be9d8068463209ff.exe
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Size
979KB
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MD5
62aa2ba22a447fb2b167cc65732ceeab
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SHA1
ead9b7a1fdad674dcfdcd539cf07176d51bdf6bf
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SHA256
44f3e7854ea6963412d6040957bfc7f8b753858abf9a0b84be9d8068463209ff
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SHA512
544a44a6de876e4a4676ac75d03677145b4c82abd6efee7a8e738e6f94d297c14dd8cb7a1d992f824985a57db9e86769b4761adcbeacc2fd108e88c9f61e5896
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SSDEEP
12288:f2iNtJ2uteZsTOgXFyYyBBf2LVRw5sjno0lldYI:f1MWeZs/XFABBf2LVxjoS7YI
Malware Config
Extracted
Protocol: ftp- Host:
ftp.valvulasthermovalve.cl - Port:
21 - Username:
[email protected] - Password:
LILKOOLL14!!
Extracted
agenttesla
Protocol: ftp- Host:
ftp://ftp.valvulasthermovalve.cl/ - Port:
21 - Username:
[email protected] - Password:
LILKOOLL14!!
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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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2482096546-1136599444-1359412500-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 44f3e7854ea6963412d6040957bfc7f8b753858abf9a0b84be9d8068463209ff.exe Key opened \REGISTRY\USER\S-1-5-21-2482096546-1136599444-1359412500-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 44f3e7854ea6963412d6040957bfc7f8b753858abf9a0b84be9d8068463209ff.exe Key opened \REGISTRY\USER\S-1-5-21-2482096546-1136599444-1359412500-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 44f3e7854ea6963412d6040957bfc7f8b753858abf9a0b84be9d8068463209ff.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2660 set thread context of 3948 2660 44f3e7854ea6963412d6040957bfc7f8b753858abf9a0b84be9d8068463209ff.exe 67 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3948 44f3e7854ea6963412d6040957bfc7f8b753858abf9a0b84be9d8068463209ff.exe 3948 44f3e7854ea6963412d6040957bfc7f8b753858abf9a0b84be9d8068463209ff.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3948 44f3e7854ea6963412d6040957bfc7f8b753858abf9a0b84be9d8068463209ff.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 2660 wrote to memory of 3948 2660 44f3e7854ea6963412d6040957bfc7f8b753858abf9a0b84be9d8068463209ff.exe 67 PID 2660 wrote to memory of 3948 2660 44f3e7854ea6963412d6040957bfc7f8b753858abf9a0b84be9d8068463209ff.exe 67 PID 2660 wrote to memory of 3948 2660 44f3e7854ea6963412d6040957bfc7f8b753858abf9a0b84be9d8068463209ff.exe 67 PID 2660 wrote to memory of 3948 2660 44f3e7854ea6963412d6040957bfc7f8b753858abf9a0b84be9d8068463209ff.exe 67 PID 2660 wrote to memory of 3948 2660 44f3e7854ea6963412d6040957bfc7f8b753858abf9a0b84be9d8068463209ff.exe 67 PID 2660 wrote to memory of 3948 2660 44f3e7854ea6963412d6040957bfc7f8b753858abf9a0b84be9d8068463209ff.exe 67 PID 2660 wrote to memory of 3948 2660 44f3e7854ea6963412d6040957bfc7f8b753858abf9a0b84be9d8068463209ff.exe 67 PID 2660 wrote to memory of 3948 2660 44f3e7854ea6963412d6040957bfc7f8b753858abf9a0b84be9d8068463209ff.exe 67 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2482096546-1136599444-1359412500-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 44f3e7854ea6963412d6040957bfc7f8b753858abf9a0b84be9d8068463209ff.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2482096546-1136599444-1359412500-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 44f3e7854ea6963412d6040957bfc7f8b753858abf9a0b84be9d8068463209ff.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\44f3e7854ea6963412d6040957bfc7f8b753858abf9a0b84be9d8068463209ff.exe"C:\Users\Admin\AppData\Local\Temp\44f3e7854ea6963412d6040957bfc7f8b753858abf9a0b84be9d8068463209ff.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2660 -
C:\Users\Admin\AppData\Local\Temp\44f3e7854ea6963412d6040957bfc7f8b753858abf9a0b84be9d8068463209ff.exe"C:\Users\Admin\AppData\Local\Temp\44f3e7854ea6963412d6040957bfc7f8b753858abf9a0b84be9d8068463209ff.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:3948
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\44f3e7854ea6963412d6040957bfc7f8b753858abf9a0b84be9d8068463209ff.exe.log
Filesize1KB
MD512557ab909651a6f99d3503d614d3562
SHA1b86745768059a514bea3a438e1e96086af463246
SHA2569589c869703e95d40d5870c60f66d8460f7914e9fe8dd579533c84148112babd
SHA51210cdb2fa7cf054af937b4aeddfe16fe755d6b09db5a51f7052adbf472b4b435e16c141f3712762f3b67f990c3efcfa47659576988e321214c747d6cd98e75521