Analysis
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max time kernel
140s -
max time network
168s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
21-05-2024 16:57
Static task
static1
Behavioral task
behavioral1
Sample
invoice CHN1080769.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
invoice CHN1080769.exe
Resource
win10v2004-20240226-en
General
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Target
invoice CHN1080769.exe
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Size
731KB
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MD5
81cb8ea8d9b46383fcb2a1a46e8b88bc
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SHA1
9eb657a5d0836dbc323fc3c129e133c14f99d7d1
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SHA256
fcaaf8296552e9a4bb23f21e2c88801c3783a163626b44b6cef6e17bbde07bf0
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SHA512
8620f2376ca0ae293e9eebb8335e2fe63cf420ddfe00de4f0532424e816ced1e64eef314c02f4f74b9cb4f82a86f543dc435dcb92e6ad2d3dad949e5a258c705
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SSDEEP
12288:bYWET/mr9KfW+G84wBj5J3MvgHUgwszbpy+uPnO/FdPa4g+m/bb821RMSQkR:bYWtjV+J8oHUgwszc+uPaPnO/bbJJ
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.shaktiinstrumentations.in - Port:
587 - Username:
[email protected] - Password:
Shakti54231!@#$%#@! - 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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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 4980 powershell.exe 376 powershell.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
invoice CHN1080769.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\International\Geo\Nation invoice CHN1080769.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
RegSvcs.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boqXv = "C:\\Users\\Admin\\AppData\\Roaming\\boqXv\\boqXv.exe" RegSvcs.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
invoice CHN1080769.exedescription pid process target process PID 4264 set thread context of 2200 4264 invoice CHN1080769.exe RegSvcs.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 22 IoCs
Processes:
invoice CHN1080769.exepowershell.exepowershell.exeRegSvcs.exepid process 4264 invoice CHN1080769.exe 4264 invoice CHN1080769.exe 4264 invoice CHN1080769.exe 4264 invoice CHN1080769.exe 4264 invoice CHN1080769.exe 4264 invoice CHN1080769.exe 4264 invoice CHN1080769.exe 4264 invoice CHN1080769.exe 4264 invoice CHN1080769.exe 4264 invoice CHN1080769.exe 4264 invoice CHN1080769.exe 4264 invoice CHN1080769.exe 4980 powershell.exe 4980 powershell.exe 4264 invoice CHN1080769.exe 376 powershell.exe 376 powershell.exe 2200 RegSvcs.exe 2200 RegSvcs.exe 2200 RegSvcs.exe 376 powershell.exe 4980 powershell.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
Processes:
invoice CHN1080769.exepowershell.exepowershell.exeRegSvcs.exedescription pid process Token: SeDebugPrivilege 4264 invoice CHN1080769.exe Token: SeDebugPrivilege 376 powershell.exe Token: SeDebugPrivilege 4980 powershell.exe Token: SeDebugPrivilege 2200 RegSvcs.exe -
Suspicious use of WriteProcessMemory 23 IoCs
Processes:
invoice CHN1080769.exedescription pid process target process PID 4264 wrote to memory of 4980 4264 invoice CHN1080769.exe powershell.exe PID 4264 wrote to memory of 4980 4264 invoice CHN1080769.exe powershell.exe PID 4264 wrote to memory of 4980 4264 invoice CHN1080769.exe powershell.exe PID 4264 wrote to memory of 376 4264 invoice CHN1080769.exe powershell.exe PID 4264 wrote to memory of 376 4264 invoice CHN1080769.exe powershell.exe PID 4264 wrote to memory of 376 4264 invoice CHN1080769.exe powershell.exe PID 4264 wrote to memory of 4604 4264 invoice CHN1080769.exe schtasks.exe PID 4264 wrote to memory of 4604 4264 invoice CHN1080769.exe schtasks.exe PID 4264 wrote to memory of 4604 4264 invoice CHN1080769.exe schtasks.exe PID 4264 wrote to memory of 4368 4264 invoice CHN1080769.exe RegSvcs.exe PID 4264 wrote to memory of 4368 4264 invoice CHN1080769.exe RegSvcs.exe PID 4264 wrote to memory of 4368 4264 invoice CHN1080769.exe RegSvcs.exe PID 4264 wrote to memory of 4360 4264 invoice CHN1080769.exe RegSvcs.exe PID 4264 wrote to memory of 4360 4264 invoice CHN1080769.exe RegSvcs.exe PID 4264 wrote to memory of 4360 4264 invoice CHN1080769.exe RegSvcs.exe PID 4264 wrote to memory of 2200 4264 invoice CHN1080769.exe RegSvcs.exe PID 4264 wrote to memory of 2200 4264 invoice CHN1080769.exe RegSvcs.exe PID 4264 wrote to memory of 2200 4264 invoice CHN1080769.exe RegSvcs.exe PID 4264 wrote to memory of 2200 4264 invoice CHN1080769.exe RegSvcs.exe PID 4264 wrote to memory of 2200 4264 invoice CHN1080769.exe RegSvcs.exe PID 4264 wrote to memory of 2200 4264 invoice CHN1080769.exe RegSvcs.exe PID 4264 wrote to memory of 2200 4264 invoice CHN1080769.exe RegSvcs.exe PID 4264 wrote to memory of 2200 4264 invoice CHN1080769.exe RegSvcs.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\invoice CHN1080769.exe"C:\Users\Admin\AppData\Local\Temp\invoice CHN1080769.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4264 -
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\invoice CHN1080769.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4980
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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\NNSwwLIbU.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:376
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\NNSwwLIbU" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC37A.tmp"2⤵
- Creates scheduled task(s)
PID:4604
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"2⤵PID:4368
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"2⤵PID:4360
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2200
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4164 --field-trial-handle=2280,i,11703952675008463361,17436195144517971517,262144 --variations-seed-version /prefetch:81⤵PID:5004
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
1KB
MD5bc39035c1365afd41bb11d2bd6850a63
SHA1eca5911944d09d9fc8c58ba8b9aef763c295f7e8
SHA2565e50954923ce28df04a9c5485a6799efd3164efa7e29daa25775dce0478b92d2
SHA51204fbcef68f9034b96b183fcd60bef0d29e6acf74db9606e9efff5cb0deebd6275f43981a5b38c0a74e78886a44e944dbe9f152450fb0e275d486c23aa59b9113