Analysis
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max time kernel
118s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20231129-en -
resource tags
arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system -
submitted
03/02/2024, 01:43
Static task
static1
Behavioral task
behavioral1
Sample
c899116e7fa447cec1948eab8dd73fbc0d5db6074d98b7051bae01577fe37252.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
c899116e7fa447cec1948eab8dd73fbc0d5db6074d98b7051bae01577fe37252.exe
Resource
win10v2004-20231215-en
General
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Target
c899116e7fa447cec1948eab8dd73fbc0d5db6074d98b7051bae01577fe37252.exe
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Size
1.1MB
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MD5
66a59276d1b297e53f2faa0fbc0b64a2
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SHA1
26eeaa37ed5febf85133e5dda1bbbab826b06cc3
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SHA256
c899116e7fa447cec1948eab8dd73fbc0d5db6074d98b7051bae01577fe37252
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SHA512
1397f871964e910e59ceb1198f20b1a5b0796d27a167048e6dc99e0f1ff1485a76055469f756bbc5fa1d4c351f8d582708ffcb3d1591a18b589e399e17bba090
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SSDEEP
24576:9V6Jdai3vGsU27mic/fNisIr9dD5SKNTgyn:9ti3JU2O0TJdHNTgyn
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.mitcomicrons.com - Port:
587 - Username:
[email protected] - Password:
mitco#123 - 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 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-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 c899116e7fa447cec1948eab8dd73fbc0d5db6074d98b7051bae01577fe37252.exe Key opened \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 c899116e7fa447cec1948eab8dd73fbc0d5db6074d98b7051bae01577fe37252.exe Key opened \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 c899116e7fa447cec1948eab8dd73fbc0d5db6074d98b7051bae01577fe37252.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2216 set thread context of 2552 2216 c899116e7fa447cec1948eab8dd73fbc0d5db6074d98b7051bae01577fe37252.exe 30 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2644 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 2216 c899116e7fa447cec1948eab8dd73fbc0d5db6074d98b7051bae01577fe37252.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2216 c899116e7fa447cec1948eab8dd73fbc0d5db6074d98b7051bae01577fe37252.exe Token: SeDebugPrivilege 2552 c899116e7fa447cec1948eab8dd73fbc0d5db6074d98b7051bae01577fe37252.exe -
Suspicious use of WriteProcessMemory 13 IoCs
description pid Process procid_target PID 2216 wrote to memory of 2644 2216 c899116e7fa447cec1948eab8dd73fbc0d5db6074d98b7051bae01577fe37252.exe 28 PID 2216 wrote to memory of 2644 2216 c899116e7fa447cec1948eab8dd73fbc0d5db6074d98b7051bae01577fe37252.exe 28 PID 2216 wrote to memory of 2644 2216 c899116e7fa447cec1948eab8dd73fbc0d5db6074d98b7051bae01577fe37252.exe 28 PID 2216 wrote to memory of 2644 2216 c899116e7fa447cec1948eab8dd73fbc0d5db6074d98b7051bae01577fe37252.exe 28 PID 2216 wrote to memory of 2552 2216 c899116e7fa447cec1948eab8dd73fbc0d5db6074d98b7051bae01577fe37252.exe 30 PID 2216 wrote to memory of 2552 2216 c899116e7fa447cec1948eab8dd73fbc0d5db6074d98b7051bae01577fe37252.exe 30 PID 2216 wrote to memory of 2552 2216 c899116e7fa447cec1948eab8dd73fbc0d5db6074d98b7051bae01577fe37252.exe 30 PID 2216 wrote to memory of 2552 2216 c899116e7fa447cec1948eab8dd73fbc0d5db6074d98b7051bae01577fe37252.exe 30 PID 2216 wrote to memory of 2552 2216 c899116e7fa447cec1948eab8dd73fbc0d5db6074d98b7051bae01577fe37252.exe 30 PID 2216 wrote to memory of 2552 2216 c899116e7fa447cec1948eab8dd73fbc0d5db6074d98b7051bae01577fe37252.exe 30 PID 2216 wrote to memory of 2552 2216 c899116e7fa447cec1948eab8dd73fbc0d5db6074d98b7051bae01577fe37252.exe 30 PID 2216 wrote to memory of 2552 2216 c899116e7fa447cec1948eab8dd73fbc0d5db6074d98b7051bae01577fe37252.exe 30 PID 2216 wrote to memory of 2552 2216 c899116e7fa447cec1948eab8dd73fbc0d5db6074d98b7051bae01577fe37252.exe 30 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 c899116e7fa447cec1948eab8dd73fbc0d5db6074d98b7051bae01577fe37252.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 c899116e7fa447cec1948eab8dd73fbc0d5db6074d98b7051bae01577fe37252.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\c899116e7fa447cec1948eab8dd73fbc0d5db6074d98b7051bae01577fe37252.exe"C:\Users\Admin\AppData\Local\Temp\c899116e7fa447cec1948eab8dd73fbc0d5db6074d98b7051bae01577fe37252.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2216 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\mzgQAnt" /XML "C:\Users\Admin\AppData\Local\Temp\tmp89C9.tmp"2⤵
- Creates scheduled task(s)
PID:2644
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C:\Users\Admin\AppData\Local\Temp\c899116e7fa447cec1948eab8dd73fbc0d5db6074d98b7051bae01577fe37252.exe"{path}"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:2552
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1KB
MD54b6e207be30da20f227c54d8b9487c86
SHA14fdf7e0c5e7c39368f614ca867271def2ac3939c
SHA2567c9de57142c3eb0b644242206e0ed6194c0cdf428c5b4c5c98cf73a43686d013
SHA512202512ef3f333cb35e0fd20a7663fcfb13191dc64e84d1b0030781c1e32fb679fc28d201999e4635f212c2a7361848889bf650d32bda48950a32a6b0ae4a22e4