Analysis
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max time kernel
148s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
26/12/2023, 06:41
Static task
static1
Behavioral task
behavioral1
Sample
5a46f618eb96097cf1ba0cef8d21b4f6.ps1
Resource
win7-20231215-en
General
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Target
5a46f618eb96097cf1ba0cef8d21b4f6.ps1
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Size
200KB
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MD5
5a46f618eb96097cf1ba0cef8d21b4f6
-
SHA1
32e8ef3358c42a9b8fec743e6db027e426153343
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SHA256
eeadb25a0452957734ff500887bdd77ddfee0f925c58ed81b68ddc8677406315
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SHA512
650aebf29c4ad32130ecdf6c7a8df59e90d08acbf346e1f76d55de9c97c798acc3c3d4e5032dcce32eac674d430c1e53372ef65d22a7aa84f8f1ec3618f93305
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SSDEEP
3072:0n3FSCub20xXQ3ApL8X/g1o1vZvuAirbd:0n3td3ApMY1muAirbd
Malware Config
Extracted
asyncrat
0.5.7B
Default
185.19.85.168:8888
AsyncMutex_6SI8OkPnk
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delay
3
-
install
false
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install_folder
%AppData%
Signatures
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Async RAT payload 1 IoCs
resource yara_rule behavioral2/memory/3152-15-0x0000000000400000-0x0000000000412000-memory.dmp asyncrat -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2492 set thread context of 3152 2492 powershell.exe 91 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2492 powershell.exe 2492 powershell.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2492 powershell.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 2492 wrote to memory of 3152 2492 powershell.exe 91 PID 2492 wrote to memory of 3152 2492 powershell.exe 91 PID 2492 wrote to memory of 3152 2492 powershell.exe 91 PID 2492 wrote to memory of 3152 2492 powershell.exe 91 PID 2492 wrote to memory of 3152 2492 powershell.exe 91 PID 2492 wrote to memory of 3152 2492 powershell.exe 91 PID 2492 wrote to memory of 3152 2492 powershell.exe 91 PID 2492 wrote to memory of 3152 2492 powershell.exe 91
Processes
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\5a46f618eb96097cf1ba0cef8d21b4f6.ps11⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2492 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"2⤵PID:3152
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Network
MITRE ATT&CK Matrix
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82