Analysis
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max time kernel
149s -
max time network
62s -
platform
windows10-2004_x64 -
resource
win10v2004-20231130-en -
resource tags
arch:x64arch:x86image:win10v2004-20231130-enlocale:en-usos:windows10-2004-x64system -
submitted
02-12-2023 09:16
Static task
static1
Behavioral task
behavioral1
Sample
a86ebb515972e0290fe78d073a8a057ae65181ffc8f511f2ddcebe1fb9a47a5e.exe
Resource
win7-20231130-en
Behavioral task
behavioral2
Sample
a86ebb515972e0290fe78d073a8a057ae65181ffc8f511f2ddcebe1fb9a47a5e.exe
Resource
win10v2004-20231130-en
General
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Target
a86ebb515972e0290fe78d073a8a057ae65181ffc8f511f2ddcebe1fb9a47a5e.exe
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Size
717KB
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MD5
08ebb1813895b664712ce4b91d3ae1f7
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SHA1
a2f15bf230124ec8c1cd658a721528e6800e4c9d
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SHA256
a86ebb515972e0290fe78d073a8a057ae65181ffc8f511f2ddcebe1fb9a47a5e
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SHA512
7cddbe02536f43949c33de2e084d38aac8baa42fc628bb5dd73293de26ba7e8bc5b5082d5c24ab3ea5e087e0c493c140b327ef7b88bc1834383c00a89b7ea363
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SSDEEP
12288:ptHnV7rD6PuHzDDGrqMaofNbWQUIHs3siRN:t3DXX4qMaybXBwsi7
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.rmmarine.com.sg - Port:
587 - Username:
[email protected] - Password:
Rmms201809 - 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 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
Processes:
a86ebb515972e0290fe78d073a8a057ae65181ffc8f511f2ddcebe1fb9a47a5e.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-423100829-2271632622-1028104103-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 a86ebb515972e0290fe78d073a8a057ae65181ffc8f511f2ddcebe1fb9a47a5e.exe Key opened \REGISTRY\USER\S-1-5-21-423100829-2271632622-1028104103-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 a86ebb515972e0290fe78d073a8a057ae65181ffc8f511f2ddcebe1fb9a47a5e.exe Key opened \REGISTRY\USER\S-1-5-21-423100829-2271632622-1028104103-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 a86ebb515972e0290fe78d073a8a057ae65181ffc8f511f2ddcebe1fb9a47a5e.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
a86ebb515972e0290fe78d073a8a057ae65181ffc8f511f2ddcebe1fb9a47a5e.exedescription pid process target process PID 4212 set thread context of 2220 4212 a86ebb515972e0290fe78d073a8a057ae65181ffc8f511f2ddcebe1fb9a47a5e.exe a86ebb515972e0290fe78d073a8a057ae65181ffc8f511f2ddcebe1fb9a47a5e.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
a86ebb515972e0290fe78d073a8a057ae65181ffc8f511f2ddcebe1fb9a47a5e.exepid process 2220 a86ebb515972e0290fe78d073a8a057ae65181ffc8f511f2ddcebe1fb9a47a5e.exe 2220 a86ebb515972e0290fe78d073a8a057ae65181ffc8f511f2ddcebe1fb9a47a5e.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
a86ebb515972e0290fe78d073a8a057ae65181ffc8f511f2ddcebe1fb9a47a5e.exedescription pid process Token: SeDebugPrivilege 2220 a86ebb515972e0290fe78d073a8a057ae65181ffc8f511f2ddcebe1fb9a47a5e.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
a86ebb515972e0290fe78d073a8a057ae65181ffc8f511f2ddcebe1fb9a47a5e.exedescription pid process target process PID 4212 wrote to memory of 2220 4212 a86ebb515972e0290fe78d073a8a057ae65181ffc8f511f2ddcebe1fb9a47a5e.exe a86ebb515972e0290fe78d073a8a057ae65181ffc8f511f2ddcebe1fb9a47a5e.exe PID 4212 wrote to memory of 2220 4212 a86ebb515972e0290fe78d073a8a057ae65181ffc8f511f2ddcebe1fb9a47a5e.exe a86ebb515972e0290fe78d073a8a057ae65181ffc8f511f2ddcebe1fb9a47a5e.exe PID 4212 wrote to memory of 2220 4212 a86ebb515972e0290fe78d073a8a057ae65181ffc8f511f2ddcebe1fb9a47a5e.exe a86ebb515972e0290fe78d073a8a057ae65181ffc8f511f2ddcebe1fb9a47a5e.exe PID 4212 wrote to memory of 2220 4212 a86ebb515972e0290fe78d073a8a057ae65181ffc8f511f2ddcebe1fb9a47a5e.exe a86ebb515972e0290fe78d073a8a057ae65181ffc8f511f2ddcebe1fb9a47a5e.exe PID 4212 wrote to memory of 2220 4212 a86ebb515972e0290fe78d073a8a057ae65181ffc8f511f2ddcebe1fb9a47a5e.exe a86ebb515972e0290fe78d073a8a057ae65181ffc8f511f2ddcebe1fb9a47a5e.exe PID 4212 wrote to memory of 2220 4212 a86ebb515972e0290fe78d073a8a057ae65181ffc8f511f2ddcebe1fb9a47a5e.exe a86ebb515972e0290fe78d073a8a057ae65181ffc8f511f2ddcebe1fb9a47a5e.exe PID 4212 wrote to memory of 2220 4212 a86ebb515972e0290fe78d073a8a057ae65181ffc8f511f2ddcebe1fb9a47a5e.exe a86ebb515972e0290fe78d073a8a057ae65181ffc8f511f2ddcebe1fb9a47a5e.exe PID 4212 wrote to memory of 2220 4212 a86ebb515972e0290fe78d073a8a057ae65181ffc8f511f2ddcebe1fb9a47a5e.exe a86ebb515972e0290fe78d073a8a057ae65181ffc8f511f2ddcebe1fb9a47a5e.exe -
outlook_office_path 1 IoCs
Processes:
a86ebb515972e0290fe78d073a8a057ae65181ffc8f511f2ddcebe1fb9a47a5e.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-423100829-2271632622-1028104103-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 a86ebb515972e0290fe78d073a8a057ae65181ffc8f511f2ddcebe1fb9a47a5e.exe -
outlook_win_path 1 IoCs
Processes:
a86ebb515972e0290fe78d073a8a057ae65181ffc8f511f2ddcebe1fb9a47a5e.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-423100829-2271632622-1028104103-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 a86ebb515972e0290fe78d073a8a057ae65181ffc8f511f2ddcebe1fb9a47a5e.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\a86ebb515972e0290fe78d073a8a057ae65181ffc8f511f2ddcebe1fb9a47a5e.exe"C:\Users\Admin\AppData\Local\Temp\a86ebb515972e0290fe78d073a8a057ae65181ffc8f511f2ddcebe1fb9a47a5e.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4212 -
C:\Users\Admin\AppData\Local\Temp\a86ebb515972e0290fe78d073a8a057ae65181ffc8f511f2ddcebe1fb9a47a5e.exe"C:\Users\Admin\AppData\Local\Temp\a86ebb515972e0290fe78d073a8a057ae65181ffc8f511f2ddcebe1fb9a47a5e.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:2220
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\a86ebb515972e0290fe78d073a8a057ae65181ffc8f511f2ddcebe1fb9a47a5e.exe.log
Filesize1KB
MD58ec831f3e3a3f77e4a7b9cd32b48384c
SHA1d83f09fd87c5bd86e045873c231c14836e76a05c
SHA2567667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
SHA51226bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3