Analysis
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max time kernel
151s -
max time network
156s -
platform
windows10-2004_x64 -
resource
win10v2004-20240319-en -
resource tags
arch:x64arch:x86image:win10v2004-20240319-enlocale:en-usos:windows10-2004-x64system -
submitted
27-03-2024 02:29
Static task
static1
Behavioral task
behavioral1
Sample
8c5c6b99a06119e1064bfcf3f53cc66150751c0969dc37dc3603eef5535a8af9.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
8c5c6b99a06119e1064bfcf3f53cc66150751c0969dc37dc3603eef5535a8af9.exe
Resource
win10v2004-20240319-en
General
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Target
8c5c6b99a06119e1064bfcf3f53cc66150751c0969dc37dc3603eef5535a8af9.exe
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Size
610KB
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MD5
66e196c15ec46d1e7526b1c48da1b72a
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SHA1
f9b2dc950a21c296aaf57a013c3f4e93f8ebbad2
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SHA256
8c5c6b99a06119e1064bfcf3f53cc66150751c0969dc37dc3603eef5535a8af9
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SHA512
f8d8241d5af76033ba83caff888d325285110356b8e35175260a912cf416670465d218d7c550b9f15cc969bc2f53381cb8e41dd4f9a859cae65e4df600b6f851
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SSDEEP
12288:yRfHhxVzsP5wzyNwv5gs3MjeNPq0wKrCHrT3GQzRVPUYvV3L2dXEg:yXxU5wzaktc4PEWCHfGQzbPfvFydXEg
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
cp8nl.hyperhost.ua - Port:
587 - Username:
[email protected] - Password:
7213575aceACE@#$ - 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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Processes:
svchost.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" svchost.exe -
Processes:
svchost.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths svchost.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Roaming\svchost.exe = "0" svchost.exe -
Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
8c5c6b99a06119e1064bfcf3f53cc66150751c0969dc37dc3603eef5535a8af9.exesvchost.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-817259280-2658881748-983986378-1000\Control Panel\International\Geo\Nation 8c5c6b99a06119e1064bfcf3f53cc66150751c0969dc37dc3603eef5535a8af9.exe Key value queried \REGISTRY\USER\S-1-5-21-817259280-2658881748-983986378-1000\Control Panel\International\Geo\Nation svchost.exe -
Executes dropped EXE 1 IoCs
Processes:
svchost.exepid process 636 svchost.exe -
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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Processes:
svchost.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths svchost.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions svchost.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Roaming\svchost.exe = "0" svchost.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
8c5c6b99a06119e1064bfcf3f53cc66150751c0969dc37dc3603eef5535a8af9.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-817259280-2658881748-983986378-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\svchost = "\"C:\\Users\\Admin\\AppData\\Roaming\\svchost.exe\"" 8c5c6b99a06119e1064bfcf3f53cc66150751c0969dc37dc3603eef5535a8af9.exe -
Processes:
svchost.exedescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA svchost.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" svchost.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
svchost.exedescription pid process target process PID 636 set thread context of 2544 636 svchost.exe regasm.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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Delays execution with timeout.exe 1 IoCs
Processes:
timeout.exepid process 1180 timeout.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
8c5c6b99a06119e1064bfcf3f53cc66150751c0969dc37dc3603eef5535a8af9.exesvchost.exepid process 2460 8c5c6b99a06119e1064bfcf3f53cc66150751c0969dc37dc3603eef5535a8af9.exe 2460 8c5c6b99a06119e1064bfcf3f53cc66150751c0969dc37dc3603eef5535a8af9.exe 2460 8c5c6b99a06119e1064bfcf3f53cc66150751c0969dc37dc3603eef5535a8af9.exe 2460 8c5c6b99a06119e1064bfcf3f53cc66150751c0969dc37dc3603eef5535a8af9.exe 2460 8c5c6b99a06119e1064bfcf3f53cc66150751c0969dc37dc3603eef5535a8af9.exe 2460 8c5c6b99a06119e1064bfcf3f53cc66150751c0969dc37dc3603eef5535a8af9.exe 2460 8c5c6b99a06119e1064bfcf3f53cc66150751c0969dc37dc3603eef5535a8af9.exe 2460 8c5c6b99a06119e1064bfcf3f53cc66150751c0969dc37dc3603eef5535a8af9.exe 2460 8c5c6b99a06119e1064bfcf3f53cc66150751c0969dc37dc3603eef5535a8af9.exe 2460 8c5c6b99a06119e1064bfcf3f53cc66150751c0969dc37dc3603eef5535a8af9.exe 2460 8c5c6b99a06119e1064bfcf3f53cc66150751c0969dc37dc3603eef5535a8af9.exe 2460 8c5c6b99a06119e1064bfcf3f53cc66150751c0969dc37dc3603eef5535a8af9.exe 2460 8c5c6b99a06119e1064bfcf3f53cc66150751c0969dc37dc3603eef5535a8af9.exe 2460 8c5c6b99a06119e1064bfcf3f53cc66150751c0969dc37dc3603eef5535a8af9.exe 2460 8c5c6b99a06119e1064bfcf3f53cc66150751c0969dc37dc3603eef5535a8af9.exe 2460 8c5c6b99a06119e1064bfcf3f53cc66150751c0969dc37dc3603eef5535a8af9.exe 2460 8c5c6b99a06119e1064bfcf3f53cc66150751c0969dc37dc3603eef5535a8af9.exe 2460 8c5c6b99a06119e1064bfcf3f53cc66150751c0969dc37dc3603eef5535a8af9.exe 2460 8c5c6b99a06119e1064bfcf3f53cc66150751c0969dc37dc3603eef5535a8af9.exe 2460 8c5c6b99a06119e1064bfcf3f53cc66150751c0969dc37dc3603eef5535a8af9.exe 2460 8c5c6b99a06119e1064bfcf3f53cc66150751c0969dc37dc3603eef5535a8af9.exe 2460 8c5c6b99a06119e1064bfcf3f53cc66150751c0969dc37dc3603eef5535a8af9.exe 2460 8c5c6b99a06119e1064bfcf3f53cc66150751c0969dc37dc3603eef5535a8af9.exe 2460 8c5c6b99a06119e1064bfcf3f53cc66150751c0969dc37dc3603eef5535a8af9.exe 2460 8c5c6b99a06119e1064bfcf3f53cc66150751c0969dc37dc3603eef5535a8af9.exe 2460 8c5c6b99a06119e1064bfcf3f53cc66150751c0969dc37dc3603eef5535a8af9.exe 2460 8c5c6b99a06119e1064bfcf3f53cc66150751c0969dc37dc3603eef5535a8af9.exe 2460 8c5c6b99a06119e1064bfcf3f53cc66150751c0969dc37dc3603eef5535a8af9.exe 2460 8c5c6b99a06119e1064bfcf3f53cc66150751c0969dc37dc3603eef5535a8af9.exe 2460 8c5c6b99a06119e1064bfcf3f53cc66150751c0969dc37dc3603eef5535a8af9.exe 2460 8c5c6b99a06119e1064bfcf3f53cc66150751c0969dc37dc3603eef5535a8af9.exe 2460 8c5c6b99a06119e1064bfcf3f53cc66150751c0969dc37dc3603eef5535a8af9.exe 2460 8c5c6b99a06119e1064bfcf3f53cc66150751c0969dc37dc3603eef5535a8af9.exe 2460 8c5c6b99a06119e1064bfcf3f53cc66150751c0969dc37dc3603eef5535a8af9.exe 2460 8c5c6b99a06119e1064bfcf3f53cc66150751c0969dc37dc3603eef5535a8af9.exe 2460 8c5c6b99a06119e1064bfcf3f53cc66150751c0969dc37dc3603eef5535a8af9.exe 2460 8c5c6b99a06119e1064bfcf3f53cc66150751c0969dc37dc3603eef5535a8af9.exe 2460 8c5c6b99a06119e1064bfcf3f53cc66150751c0969dc37dc3603eef5535a8af9.exe 2460 8c5c6b99a06119e1064bfcf3f53cc66150751c0969dc37dc3603eef5535a8af9.exe 2460 8c5c6b99a06119e1064bfcf3f53cc66150751c0969dc37dc3603eef5535a8af9.exe 2460 8c5c6b99a06119e1064bfcf3f53cc66150751c0969dc37dc3603eef5535a8af9.exe 2460 8c5c6b99a06119e1064bfcf3f53cc66150751c0969dc37dc3603eef5535a8af9.exe 2460 8c5c6b99a06119e1064bfcf3f53cc66150751c0969dc37dc3603eef5535a8af9.exe 2460 8c5c6b99a06119e1064bfcf3f53cc66150751c0969dc37dc3603eef5535a8af9.exe 2460 8c5c6b99a06119e1064bfcf3f53cc66150751c0969dc37dc3603eef5535a8af9.exe 2460 8c5c6b99a06119e1064bfcf3f53cc66150751c0969dc37dc3603eef5535a8af9.exe 2460 8c5c6b99a06119e1064bfcf3f53cc66150751c0969dc37dc3603eef5535a8af9.exe 2460 8c5c6b99a06119e1064bfcf3f53cc66150751c0969dc37dc3603eef5535a8af9.exe 2460 8c5c6b99a06119e1064bfcf3f53cc66150751c0969dc37dc3603eef5535a8af9.exe 2460 8c5c6b99a06119e1064bfcf3f53cc66150751c0969dc37dc3603eef5535a8af9.exe 2460 8c5c6b99a06119e1064bfcf3f53cc66150751c0969dc37dc3603eef5535a8af9.exe 2460 8c5c6b99a06119e1064bfcf3f53cc66150751c0969dc37dc3603eef5535a8af9.exe 2460 8c5c6b99a06119e1064bfcf3f53cc66150751c0969dc37dc3603eef5535a8af9.exe 2460 8c5c6b99a06119e1064bfcf3f53cc66150751c0969dc37dc3603eef5535a8af9.exe 2460 8c5c6b99a06119e1064bfcf3f53cc66150751c0969dc37dc3603eef5535a8af9.exe 2460 8c5c6b99a06119e1064bfcf3f53cc66150751c0969dc37dc3603eef5535a8af9.exe 2460 8c5c6b99a06119e1064bfcf3f53cc66150751c0969dc37dc3603eef5535a8af9.exe 636 svchost.exe 636 svchost.exe 636 svchost.exe 636 svchost.exe 636 svchost.exe 636 svchost.exe 636 svchost.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
Processes:
8c5c6b99a06119e1064bfcf3f53cc66150751c0969dc37dc3603eef5535a8af9.exesvchost.exepowershell.exeregasm.exedescription pid process Token: SeDebugPrivilege 2460 8c5c6b99a06119e1064bfcf3f53cc66150751c0969dc37dc3603eef5535a8af9.exe Token: SeDebugPrivilege 636 svchost.exe Token: SeDebugPrivilege 976 powershell.exe Token: SeDebugPrivilege 2544 regasm.exe -
Suspicious use of WriteProcessMemory 20 IoCs
Processes:
8c5c6b99a06119e1064bfcf3f53cc66150751c0969dc37dc3603eef5535a8af9.execmd.execmd.exesvchost.exedescription pid process target process PID 2460 wrote to memory of 2488 2460 8c5c6b99a06119e1064bfcf3f53cc66150751c0969dc37dc3603eef5535a8af9.exe cmd.exe PID 2460 wrote to memory of 2488 2460 8c5c6b99a06119e1064bfcf3f53cc66150751c0969dc37dc3603eef5535a8af9.exe cmd.exe PID 2460 wrote to memory of 4580 2460 8c5c6b99a06119e1064bfcf3f53cc66150751c0969dc37dc3603eef5535a8af9.exe cmd.exe PID 2460 wrote to memory of 4580 2460 8c5c6b99a06119e1064bfcf3f53cc66150751c0969dc37dc3603eef5535a8af9.exe cmd.exe PID 2488 wrote to memory of 3340 2488 cmd.exe schtasks.exe PID 2488 wrote to memory of 3340 2488 cmd.exe schtasks.exe PID 4580 wrote to memory of 1180 4580 cmd.exe timeout.exe PID 4580 wrote to memory of 1180 4580 cmd.exe timeout.exe PID 4580 wrote to memory of 636 4580 cmd.exe svchost.exe PID 4580 wrote to memory of 636 4580 cmd.exe svchost.exe PID 636 wrote to memory of 976 636 svchost.exe powershell.exe PID 636 wrote to memory of 976 636 svchost.exe powershell.exe PID 636 wrote to memory of 2544 636 svchost.exe regasm.exe PID 636 wrote to memory of 2544 636 svchost.exe regasm.exe PID 636 wrote to memory of 2544 636 svchost.exe regasm.exe PID 636 wrote to memory of 2544 636 svchost.exe regasm.exe PID 636 wrote to memory of 2544 636 svchost.exe regasm.exe PID 636 wrote to memory of 2544 636 svchost.exe regasm.exe PID 636 wrote to memory of 2544 636 svchost.exe regasm.exe PID 636 wrote to memory of 2544 636 svchost.exe regasm.exe -
System policy modification 1 TTPs 1 IoCs
Processes:
svchost.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" svchost.exe -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Users\Admin\AppData\Local\Temp\8c5c6b99a06119e1064bfcf3f53cc66150751c0969dc37dc3603eef5535a8af9.exe"C:\Users\Admin\AppData\Local\Temp\8c5c6b99a06119e1064bfcf3f53cc66150751c0969dc37dc3603eef5535a8af9.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2460 -
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "svchost" /tr '"C:\Users\Admin\AppData\Roaming\svchost.exe"' & exit2⤵
- Suspicious use of WriteProcessMemory
PID:2488 -
C:\Windows\system32\schtasks.exeschtasks /create /f /sc onlogon /rl highest /tn "svchost" /tr '"C:\Users\Admin\AppData\Roaming\svchost.exe"'3⤵
- Creates scheduled task(s)
PID:3340 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp806B.tmp.bat""2⤵
- Suspicious use of WriteProcessMemory
PID:4580 -
C:\Windows\system32\timeout.exetimeout 33⤵
- Delays execution with timeout.exe
PID:1180 -
C:\Users\Admin\AppData\Roaming\svchost.exe"C:\Users\Admin\AppData\Roaming\svchost.exe"3⤵
- UAC bypass
- Windows security bypass
- Checks computer location settings
- Executes dropped EXE
- Windows security modification
- Checks whether UAC is enabled
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- System policy modification
PID:636 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\svchost.exe" -Force4⤵
- Suspicious use of AdjustPrivilegeToken
PID:976 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"4⤵
- Suspicious use of AdjustPrivilegeToken
PID:2544
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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=4736 --field-trial-handle=2808,i,4621512294509789388,1545966267740426092,262144 --variations-seed-version /prefetch:81⤵PID:4432
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Defense Evasion
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Impair Defenses
3Disable or Modify Tools
3Modify Registry
5Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_50xw5hw2.30z.ps1Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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C:\Users\Admin\AppData\Local\Temp\tmp806B.tmp.batFilesize
151B
MD5365db666be983dcc5a549fbdad3c2a14
SHA18b73c25616a602fdeff94df46ff41e43fdce2f9f
SHA256e1e16d5e43b8f3b289293262f8bd1593fa9c1e48c1b134d2f3fd19a61ca64360
SHA512fddc245ad0ad3ba2e4cf62238bd6a1ba7f5d50b157e760c160ab992e9ef761e6affdb7b6fa05ab4cdfd2a6e3a5ca038d0a8c5a377d1e1a7cc2bba77ecfef4d09
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C:\Users\Admin\AppData\Roaming\svchost.exeFilesize
610KB
MD566e196c15ec46d1e7526b1c48da1b72a
SHA1f9b2dc950a21c296aaf57a013c3f4e93f8ebbad2
SHA2568c5c6b99a06119e1064bfcf3f53cc66150751c0969dc37dc3603eef5535a8af9
SHA512f8d8241d5af76033ba83caff888d325285110356b8e35175260a912cf416670465d218d7c550b9f15cc969bc2f53381cb8e41dd4f9a859cae65e4df600b6f851
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memory/636-38-0x00007FFBE56E0000-0x00007FFBE61A1000-memory.dmpFilesize
10.8MB
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memory/636-14-0x00007FFBE56E0000-0x00007FFBE61A1000-memory.dmpFilesize
10.8MB
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memory/976-28-0x000002176F710000-0x000002176F720000-memory.dmpFilesize
64KB
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memory/976-30-0x000002176F710000-0x000002176F720000-memory.dmpFilesize
64KB
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memory/976-34-0x00007FFBE56E0000-0x00007FFBE61A1000-memory.dmpFilesize
10.8MB
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memory/976-29-0x000002176F710000-0x000002176F720000-memory.dmpFilesize
64KB
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memory/976-24-0x000002176F710000-0x000002176F720000-memory.dmpFilesize
64KB
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memory/976-21-0x0000021757190000-0x00000217571B2000-memory.dmpFilesize
136KB
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memory/976-22-0x00007FFBE56E0000-0x00007FFBE61A1000-memory.dmpFilesize
10.8MB
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memory/2460-4-0x0000022FB6050000-0x0000022FB60E4000-memory.dmpFilesize
592KB
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memory/2460-1-0x00007FFBE6390000-0x00007FFBE6E51000-memory.dmpFilesize
10.8MB
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memory/2460-0-0x0000022F9B020000-0x0000022F9B02C000-memory.dmpFilesize
48KB
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memory/2460-3-0x0000022F9CEC0000-0x0000022F9CED0000-memory.dmpFilesize
64KB
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memory/2460-9-0x00007FFBE6390000-0x00007FFBE6E51000-memory.dmpFilesize
10.8MB
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memory/2460-2-0x0000022F9CEC0000-0x0000022F9CED0000-memory.dmpFilesize
64KB
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memory/2544-36-0x0000000005460000-0x00000000054C6000-memory.dmpFilesize
408KB
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memory/2544-35-0x00000000058A0000-0x0000000005E44000-memory.dmpFilesize
5.6MB
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memory/2544-33-0x0000000074740000-0x0000000074EF0000-memory.dmpFilesize
7.7MB
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memory/2544-37-0x0000000005260000-0x0000000005270000-memory.dmpFilesize
64KB
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memory/2544-15-0x0000000000400000-0x0000000000440000-memory.dmpFilesize
256KB
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memory/2544-39-0x0000000006350000-0x00000000063A0000-memory.dmpFilesize
320KB
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memory/2544-40-0x0000000006440000-0x00000000064D2000-memory.dmpFilesize
584KB
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memory/2544-41-0x00000000063D0000-0x00000000063DA000-memory.dmpFilesize
40KB
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memory/2544-42-0x0000000074740000-0x0000000074EF0000-memory.dmpFilesize
7.7MB
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memory/2544-43-0x0000000005260000-0x0000000005270000-memory.dmpFilesize
64KB