Analysis
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max time kernel
59s -
max time network
55s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
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submitted
20-09-2024 19:16
General
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Target
4ef702a13b87f44dcdc149ba50fc0a334192c57018ccc1d846d19d8c4646fc93.exe
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Size
239KB
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MD5
58a5c8b03f4f14c3fdfeb1e73cf72ac8
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SHA1
fd35c9c55012cc6871812cc985dbdb436ccb0fac
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SHA256
4ef702a13b87f44dcdc149ba50fc0a334192c57018ccc1d846d19d8c4646fc93
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SHA512
3e18a44e6c113d8f7c975bae6b57137524c15ebe802462c8be8da94b917341fdb4654aa51d9f5846978e827ace1ed521b1da6a33f1200c203e4ac1f9e4cec639
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SSDEEP
3072:hsXRmUIMitiMQose27vc+Eld+xZp2vPRL1tT06zJoxAWBcKpSP//dwR1l9B4hT5:GR5IuMQoseGk7RZBGxAycKpSPX2pU3
Malware Config
Signatures
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Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
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Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
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Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
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Executes dropped EXE 1 IoCs
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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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Adds Run key to start application 2 TTPs 3 IoCs
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Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
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Suspicious use of SetThreadContext 1 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
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Delays execution with timeout.exe 1 IoCs
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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 64 IoCs
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Suspicious use of AdjustPrivilegeToken 2 IoCs
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Suspicious use of WriteProcessMemory 18 IoCs
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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\4ef702a13b87f44dcdc149ba50fc0a334192c57018ccc1d846d19d8c4646fc93.exe"C:\Users\Admin\AppData\Local\Temp\4ef702a13b87f44dcdc149ba50fc0a334192c57018ccc1d846d19d8c4646fc93.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\_foldernamelocalappdata_\WpnUserService32.exe"C:\Users\Admin\AppData\Local\_foldernamelocalappdata_\WpnUserService32.exe"2⤵
- Modifies visiblity of hidden/system files in Explorer
- Checks computer location settings
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\System32\schtasks.exe"C:\Windows\System32\schtasks.exe" /create /tn Admin /tr "\"C:\Users\Admin\AppData\Local\_foldernamelocalappdata_\WpnUserService32.exe\" arguments" /sc MINUTE /mo 13⤵
- Scheduled Task/Job: Scheduled Task
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\??\c:\windows\microsoft.net\framework\v2.0.50727\InstallUtil.exe"c:\windows\microsoft.net\framework\v2.0.50727\\InstallUtil.exe" C:\Users\Admin\AppData\Local\_foldernamelocalappdata_\WpnUserService32.exe3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe"2⤵
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c timeout /t 5 && del "C:\Users\Admin\AppData\Local\Temp\4ef702a13b87f44dcdc149ba50fc0a334192c57018ccc1d846d19d8c4646fc93.exe" && del "C:\Users\Admin\AppData\Local\Temp\4ef702a13b87f44dcdc149ba50fc0a334192c57018ccc1d846d19d8c4646fc93.exe.config"2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\timeout.exetimeout /t 53⤵
- Delays execution with timeout.exe
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C:\Windows\system32\wbem\WmiApSrv.exeC:\Windows\system32\wbem\WmiApSrv.exe1⤵
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Defense Evasion
Hide Artifacts
1Hidden Files and Directories
1Modify Registry
2Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
239KB
MD5e57e2d236792111a29aa610c5216c5fa
SHA11b0fe1639e3fa9e7bb18dcb70be1e1685d24f267
SHA256730355b5d58b222b73966d19b738d54438276ae832b736648d037dd5bb11ffbd
SHA512b4726a04ea14478da3d83d8270dee56fcfbd6fb3a8121d2ca91f1c8661f13054d2b0342ab97fa13c10f49ca2f0bee7bc82b4e1e38855afb4291006e58444b315
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Filesize
1KB
MD5dd3d04c365984b4ec57a80503f81fddf
SHA1c55fbcb61818e47dac9aae465faff91f0805bd7c
SHA25640a59ca9744dc3d4647f246b2dc553f37f8095418c1b48a9bd94cdb5c03dbc5c
SHA5120dd459def2abe9e3f0d1251049a0755c63f7dd3d85e91dba272c3f479f2578e3f3f2379e1cd6913190f7f596af721201eb5d9423ab28aed72bde5cd3cac7f785
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Filesize
136KB
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Filesize
664KB
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Filesize
9.6MB
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Filesize
32KB
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Filesize
408KB
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Filesize
9.6MB
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Filesize
9.6MB
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Filesize
9.6MB
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Filesize
4KB
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Filesize
624KB
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Filesize
4.8MB
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Filesize
9.6MB
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Filesize
9.6MB
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Filesize
9.6MB
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Filesize
9.6MB
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Filesize
9.6MB
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Filesize
136KB
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Filesize
392KB
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Filesize
9.6MB
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Filesize
32KB