Analysis
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max time kernel
121s -
max time network
140s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
21-06-2024 14:14
Static task
static1
Behavioral task
behavioral1
Sample
PG73830273-RT8939933-106573737-WA.exe
Resource
win7-20240221-en
General
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Target
PG73830273-RT8939933-106573737-WA.exe
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Size
700KB
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MD5
61d83cd9dcb9599726ac8a7237854537
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SHA1
962d76027061ed0e1fc13df2235f2d17a441b591
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SHA256
d862de550b07302770f3b05b441c57c75dff0425fe41b7981ecff7386049e24b
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SHA512
381c34cac16f20293c9c74a802043d2f6b231e2556a0af2e56f86ce94ffa4abb1a10ad51a1bb8a5de69e71aad5c551a95735e153296beb946b7cdac4fe092bd5
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SSDEEP
12288:ceSB3+wgWlty8g1DI+VZG1SWSRezMRFLrdcdMANPKKvkR:ceSZgWl8X1DIgG1lSPRLWMANpq
Malware Config
Extracted
asyncrat
0.5.7B
Default
zaragoza.ddns.net:5480
AsyncMutex_6SI8OkPnk
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delay
3
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install
false
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install_file
fwqoouQWEGr.exe
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install_folder
%AppData%
Signatures
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Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
Processes:
powershell.exepowershell.exepid process 2292 powershell.exe 1236 powershell.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
PG73830273-RT8939933-106573737-WA.exedescription pid process target process PID 2156 set thread context of 3004 2156 PG73830273-RT8939933-106573737-WA.exe PG73830273-RT8939933-106573737-WA.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Scheduled Task/Job: Scheduled Task 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 11 IoCs
Processes:
PG73830273-RT8939933-106573737-WA.exepowershell.exepowershell.exepid process 2156 PG73830273-RT8939933-106573737-WA.exe 2156 PG73830273-RT8939933-106573737-WA.exe 2156 PG73830273-RT8939933-106573737-WA.exe 2156 PG73830273-RT8939933-106573737-WA.exe 2156 PG73830273-RT8939933-106573737-WA.exe 2156 PG73830273-RT8939933-106573737-WA.exe 2156 PG73830273-RT8939933-106573737-WA.exe 2156 PG73830273-RT8939933-106573737-WA.exe 2156 PG73830273-RT8939933-106573737-WA.exe 2292 powershell.exe 1236 powershell.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
Processes:
PG73830273-RT8939933-106573737-WA.exepowershell.exepowershell.exePG73830273-RT8939933-106573737-WA.exedescription pid process Token: SeDebugPrivilege 2156 PG73830273-RT8939933-106573737-WA.exe Token: SeDebugPrivilege 1236 powershell.exe Token: SeDebugPrivilege 2292 powershell.exe Token: SeDebugPrivilege 3004 PG73830273-RT8939933-106573737-WA.exe -
Suspicious use of WriteProcessMemory 25 IoCs
Processes:
PG73830273-RT8939933-106573737-WA.exedescription pid process target process PID 2156 wrote to memory of 2292 2156 PG73830273-RT8939933-106573737-WA.exe powershell.exe PID 2156 wrote to memory of 2292 2156 PG73830273-RT8939933-106573737-WA.exe powershell.exe PID 2156 wrote to memory of 2292 2156 PG73830273-RT8939933-106573737-WA.exe powershell.exe PID 2156 wrote to memory of 2292 2156 PG73830273-RT8939933-106573737-WA.exe powershell.exe PID 2156 wrote to memory of 1236 2156 PG73830273-RT8939933-106573737-WA.exe powershell.exe PID 2156 wrote to memory of 1236 2156 PG73830273-RT8939933-106573737-WA.exe powershell.exe PID 2156 wrote to memory of 1236 2156 PG73830273-RT8939933-106573737-WA.exe powershell.exe PID 2156 wrote to memory of 1236 2156 PG73830273-RT8939933-106573737-WA.exe powershell.exe PID 2156 wrote to memory of 2988 2156 PG73830273-RT8939933-106573737-WA.exe schtasks.exe PID 2156 wrote to memory of 2988 2156 PG73830273-RT8939933-106573737-WA.exe schtasks.exe PID 2156 wrote to memory of 2988 2156 PG73830273-RT8939933-106573737-WA.exe schtasks.exe PID 2156 wrote to memory of 2988 2156 PG73830273-RT8939933-106573737-WA.exe schtasks.exe PID 2156 wrote to memory of 2064 2156 PG73830273-RT8939933-106573737-WA.exe PG73830273-RT8939933-106573737-WA.exe PID 2156 wrote to memory of 2064 2156 PG73830273-RT8939933-106573737-WA.exe PG73830273-RT8939933-106573737-WA.exe PID 2156 wrote to memory of 2064 2156 PG73830273-RT8939933-106573737-WA.exe PG73830273-RT8939933-106573737-WA.exe PID 2156 wrote to memory of 2064 2156 PG73830273-RT8939933-106573737-WA.exe PG73830273-RT8939933-106573737-WA.exe PID 2156 wrote to memory of 3004 2156 PG73830273-RT8939933-106573737-WA.exe PG73830273-RT8939933-106573737-WA.exe PID 2156 wrote to memory of 3004 2156 PG73830273-RT8939933-106573737-WA.exe PG73830273-RT8939933-106573737-WA.exe PID 2156 wrote to memory of 3004 2156 PG73830273-RT8939933-106573737-WA.exe PG73830273-RT8939933-106573737-WA.exe PID 2156 wrote to memory of 3004 2156 PG73830273-RT8939933-106573737-WA.exe PG73830273-RT8939933-106573737-WA.exe PID 2156 wrote to memory of 3004 2156 PG73830273-RT8939933-106573737-WA.exe PG73830273-RT8939933-106573737-WA.exe PID 2156 wrote to memory of 3004 2156 PG73830273-RT8939933-106573737-WA.exe PG73830273-RT8939933-106573737-WA.exe PID 2156 wrote to memory of 3004 2156 PG73830273-RT8939933-106573737-WA.exe PG73830273-RT8939933-106573737-WA.exe PID 2156 wrote to memory of 3004 2156 PG73830273-RT8939933-106573737-WA.exe PG73830273-RT8939933-106573737-WA.exe PID 2156 wrote to memory of 3004 2156 PG73830273-RT8939933-106573737-WA.exe PG73830273-RT8939933-106573737-WA.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\PG73830273-RT8939933-106573737-WA.exe"C:\Users\Admin\AppData\Local\Temp\PG73830273-RT8939933-106573737-WA.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\PG73830273-RT8939933-106573737-WA.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- 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\pBJOGuhiQV.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\pBJOGuhiQV" /XML "C:\Users\Admin\AppData\Local\Temp\tmp7040.tmp"2⤵
- Scheduled Task/Job: Scheduled Task
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C:\Users\Admin\AppData\Local\Temp\PG73830273-RT8939933-106573737-WA.exe"C:\Users\Admin\AppData\Local\Temp\PG73830273-RT8939933-106573737-WA.exe"2⤵
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C:\Users\Admin\AppData\Local\Temp\PG73830273-RT8939933-106573737-WA.exe"C:\Users\Admin\AppData\Local\Temp\PG73830273-RT8939933-106573737-WA.exe"2⤵
- 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\tmp7040.tmpFilesize
1KB
MD56dd117c67955c659134790113ab745dd
SHA139ad2b3ec580e68e70b99fa832309a2758a0dd91
SHA256356510e032f2adcb2c4fd0a1fded1568b0aae5929b5824b3a069dd961cf9df77
SHA5125e7643ef4b01e02cf559320db82b407bd498ad5330a06be4d50377693eb04b12bf7d30011410689769e3a26dea989b0598254d6cc2f2b3a147032a8ce2429b75
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\MKD9VX6D4YCLMNEOP1S4.tempFilesize
7KB
MD50e7e5d2c05b1028f0287931512ede5f7
SHA135adb6d73b3d271bc57aa9cd1e95afe0f8a954e4
SHA2564fffced9a994c33c5f2e15a2f85aec6adccb3b23619959f02229510a4b4f3ace
SHA5129634912e3cdbe64a8c928ab617a3ba1b501585324b08110c73fc6c5b409e6569c627918340a3900237f69d1f2196756003b79ea36246c82b8aae58b2e72b78e5
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memory/2156-31-0x0000000074C90000-0x000000007537E000-memory.dmpFilesize
6.9MB
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memory/2156-1-0x0000000001260000-0x0000000001312000-memory.dmpFilesize
712KB
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memory/2156-2-0x0000000074C90000-0x000000007537E000-memory.dmpFilesize
6.9MB
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memory/2156-3-0x0000000000610000-0x000000000062A000-memory.dmpFilesize
104KB
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memory/2156-4-0x0000000000670000-0x0000000000680000-memory.dmpFilesize
64KB
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memory/2156-5-0x00000000011F0000-0x0000000001244000-memory.dmpFilesize
336KB
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memory/2156-0-0x0000000074C9E000-0x0000000074C9F000-memory.dmpFilesize
4KB
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memory/3004-18-0x0000000000400000-0x0000000000412000-memory.dmpFilesize
72KB
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memory/3004-30-0x0000000000400000-0x0000000000412000-memory.dmpFilesize
72KB
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memory/3004-28-0x0000000000400000-0x0000000000412000-memory.dmpFilesize
72KB
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memory/3004-27-0x0000000000400000-0x0000000000412000-memory.dmpFilesize
72KB
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memory/3004-26-0x000000007EFDE000-0x000000007EFDF000-memory.dmpFilesize
4KB
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memory/3004-24-0x0000000000400000-0x0000000000412000-memory.dmpFilesize
72KB
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memory/3004-22-0x0000000000400000-0x0000000000412000-memory.dmpFilesize
72KB
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memory/3004-20-0x0000000000400000-0x0000000000412000-memory.dmpFilesize
72KB