Analysis
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max time kernel
121s -
max time network
124s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
27-03-2024 01:10
Static task
static1
Behavioral task
behavioral1
Sample
DETAILS.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
DETAILS.exe
Resource
win10v2004-20240226-en
General
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Target
DETAILS.exe
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Size
728KB
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MD5
339649aa12a77cfcc09c7b07fc9d7f52
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SHA1
038ef4d52e2553340063d713660a1c4aa1fb7619
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SHA256
922ed44d8e5c7526f172f18f7f2bcb352ae3c89295aa0b18448e6e18892ec4ef
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SHA512
c329d09e06adf39e27ea380ada1913ecf3ef4211c3edcd1f3c1515f55fc0e9360e256efe7f1adc57852e56905e0376b61c87151e543bf8461e2e12c5d52196c2
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SSDEEP
12288:3JglQx+3ZRl5RY4btD+K5t7UQC4u88ildNMPbUrpOwD4muneIjRxmL87vWX1pfSf:ZpxQRhtV88dgbUdOwTunGL8j15ya0M
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.itresinc.com - Port:
587 - Username:
[email protected] - Password:
MT]ANFjWzKTA - 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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Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 4 api.ipify.org 5 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
DETAILS.exedescription pid process target process PID 1632 set thread context of 2208 1632 DETAILS.exe DETAILS.exe -
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.
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Suspicious behavior: EnumeratesProcesses 8 IoCs
Processes:
DETAILS.exepowershell.exepowershell.exeDETAILS.exepid process 1632 DETAILS.exe 1632 DETAILS.exe 2528 powershell.exe 2036 powershell.exe 1632 DETAILS.exe 1632 DETAILS.exe 2208 DETAILS.exe 2208 DETAILS.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
Processes:
DETAILS.exepowershell.exepowershell.exeDETAILS.exedescription pid process Token: SeDebugPrivilege 1632 DETAILS.exe Token: SeDebugPrivilege 2528 powershell.exe Token: SeDebugPrivilege 2036 powershell.exe Token: SeDebugPrivilege 2208 DETAILS.exe -
Suspicious use of WriteProcessMemory 21 IoCs
Processes:
DETAILS.exedescription pid process target process PID 1632 wrote to memory of 2036 1632 DETAILS.exe powershell.exe PID 1632 wrote to memory of 2036 1632 DETAILS.exe powershell.exe PID 1632 wrote to memory of 2036 1632 DETAILS.exe powershell.exe PID 1632 wrote to memory of 2036 1632 DETAILS.exe powershell.exe PID 1632 wrote to memory of 2528 1632 DETAILS.exe powershell.exe PID 1632 wrote to memory of 2528 1632 DETAILS.exe powershell.exe PID 1632 wrote to memory of 2528 1632 DETAILS.exe powershell.exe PID 1632 wrote to memory of 2528 1632 DETAILS.exe powershell.exe PID 1632 wrote to memory of 2632 1632 DETAILS.exe schtasks.exe PID 1632 wrote to memory of 2632 1632 DETAILS.exe schtasks.exe PID 1632 wrote to memory of 2632 1632 DETAILS.exe schtasks.exe PID 1632 wrote to memory of 2632 1632 DETAILS.exe schtasks.exe PID 1632 wrote to memory of 2208 1632 DETAILS.exe DETAILS.exe PID 1632 wrote to memory of 2208 1632 DETAILS.exe DETAILS.exe PID 1632 wrote to memory of 2208 1632 DETAILS.exe DETAILS.exe PID 1632 wrote to memory of 2208 1632 DETAILS.exe DETAILS.exe PID 1632 wrote to memory of 2208 1632 DETAILS.exe DETAILS.exe PID 1632 wrote to memory of 2208 1632 DETAILS.exe DETAILS.exe PID 1632 wrote to memory of 2208 1632 DETAILS.exe DETAILS.exe PID 1632 wrote to memory of 2208 1632 DETAILS.exe DETAILS.exe PID 1632 wrote to memory of 2208 1632 DETAILS.exe DETAILS.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\DETAILS.exe"C:\Users\Admin\AppData\Local\Temp\DETAILS.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\DETAILS.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\TQUDbFDZarHZ.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\TQUDbFDZarHZ" /XML "C:\Users\Admin\AppData\Local\Temp\tmp5254.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\DETAILS.exe"C:\Users\Admin\AppData\Local\Temp\DETAILS.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\tmp5254.tmpFilesize
1KB
MD50937b4d0c916fbdc0a2fff4e9a19703d
SHA1d77996dad2bf5863e547ad1d79111e64fa396b4a
SHA256adeae72731483c0f86ec52001592662e8a3d26aa844653896c4759b6626e4c01
SHA512a59bb9a4a6c9cd8486b0cc4466bc2f70bb9215601e4c8441b4e2edd9bea8a0fbc22d7d320f6caaca0970089dda99841bb5a75005d29b548889bc4f544e67aaf3
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\OFZ1X975TDXTOVCMNOK0.tempFilesize
7KB
MD5b5254808dd77699372590f5711ed5e31
SHA1c5ce62db64a7c16a48c5600204af132a32e034f6
SHA256798edb94799998f0a9c950d479ff097412feb1be2d6131db89f8267a09bb6592
SHA512017e3d3ad525e9733a19fc7688ae61323d16793cec30dc42212b6b05ccc1f5468cd9953fd637415cbfa9a738050de421e21c2a9ae1a239f45fb603cb12096dea
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memory/1632-3-0x0000000001F90000-0x0000000001FA2000-memory.dmpFilesize
72KB
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memory/1632-4-0x0000000001FA0000-0x0000000001FAC000-memory.dmpFilesize
48KB
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memory/1632-5-0x0000000005DB0000-0x0000000005E34000-memory.dmpFilesize
528KB
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memory/1632-2-0x0000000001E90000-0x0000000001ED0000-memory.dmpFilesize
256KB
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memory/1632-1-0x0000000074640000-0x0000000074D2E000-memory.dmpFilesize
6.9MB
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memory/1632-0-0x0000000000050000-0x000000000010A000-memory.dmpFilesize
744KB
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memory/1632-30-0x0000000074640000-0x0000000074D2E000-memory.dmpFilesize
6.9MB
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memory/2036-35-0x0000000002AA0000-0x0000000002AE0000-memory.dmpFilesize
256KB
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memory/2036-40-0x000000006E670000-0x000000006EC1B000-memory.dmpFilesize
5.7MB
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memory/2036-39-0x000000006E670000-0x000000006EC1B000-memory.dmpFilesize
5.7MB
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memory/2036-24-0x000000006E670000-0x000000006EC1B000-memory.dmpFilesize
5.7MB
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memory/2036-26-0x0000000002AA0000-0x0000000002AE0000-memory.dmpFilesize
256KB
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memory/2036-34-0x0000000002AA0000-0x0000000002AE0000-memory.dmpFilesize
256KB
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memory/2208-18-0x0000000000400000-0x0000000000442000-memory.dmpFilesize
264KB
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memory/2208-19-0x0000000000400000-0x0000000000442000-memory.dmpFilesize
264KB
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memory/2208-21-0x0000000000400000-0x0000000000442000-memory.dmpFilesize
264KB
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memory/2208-31-0x0000000000400000-0x0000000000442000-memory.dmpFilesize
264KB
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memory/2208-44-0x0000000000A60000-0x0000000000AA0000-memory.dmpFilesize
256KB
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memory/2208-43-0x00000000745E0000-0x0000000074CCE000-memory.dmpFilesize
6.9MB
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memory/2208-36-0x0000000000400000-0x0000000000442000-memory.dmpFilesize
264KB
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memory/2208-42-0x0000000000A60000-0x0000000000AA0000-memory.dmpFilesize
256KB
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memory/2208-28-0x0000000000400000-0x0000000000442000-memory.dmpFilesize
264KB
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memory/2208-23-0x000000007EFDE000-0x000000007EFDF000-memory.dmpFilesize
4KB
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memory/2208-20-0x0000000000400000-0x0000000000442000-memory.dmpFilesize
264KB
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memory/2208-41-0x00000000745E0000-0x0000000074CCE000-memory.dmpFilesize
6.9MB
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memory/2528-22-0x000000006E670000-0x000000006EC1B000-memory.dmpFilesize
5.7MB
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memory/2528-38-0x000000006E670000-0x000000006EC1B000-memory.dmpFilesize
5.7MB
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memory/2528-37-0x0000000002A70000-0x0000000002AB0000-memory.dmpFilesize
256KB
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memory/2528-27-0x0000000002A70000-0x0000000002AB0000-memory.dmpFilesize
256KB
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memory/2528-32-0x000000006E670000-0x000000006EC1B000-memory.dmpFilesize
5.7MB