Analysis Overview
SHA256
4f3b0833c198dbc9e4ef82ef8f6dbf3d5211540858ee48972384a3fc799d0d5c
Threat Level: Known bad
The file 4f3b0833c198dbc9e4ef82ef8f6dbf3d5211540858ee48972384a3fc799d0d5c.exe was found to be: Known bad.
Malicious Activity Summary
AgentTesla
Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.
Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers
Detect packed .NET executables. Mostly AgentTeslaV4.
Detects executables referencing many file transfer clients. Observed in information stealers
Detects executables referencing many email and collaboration clients. Observed in information stealers
Detects executables referencing Windows vault credential objects. Observed in infostealers
Command and Scripting Interpreter: PowerShell
Checks computer location settings
Reads WinSCP keys stored on the system
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Reads data files stored by FTP clients
Suspicious use of SetThreadContext
Enumerates physical storage devices
Unsigned PE
Suspicious use of WriteProcessMemory
Creates scheduled task(s)
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-04 01:22
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-04 01:22
Reported
2024-06-04 01:25
Platform
win10v2004-20240508-en
Max time kernel
133s
Max time network
135s
Command Line
Signatures
AgentTesla
Detect packed .NET executables. Mostly AgentTeslaV4.
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Detects executables referencing Windows vault credential objects. Observed in infostealers
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Detects executables referencing many email and collaboration clients. Observed in information stealers
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Detects executables referencing many file transfer clients. Observed in information stealers
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Command and Scripting Interpreter: PowerShell
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\4f3b0833c198dbc9e4ef82ef8f6dbf3d5211540858ee48972384a3fc799d0d5c.exe | N/A |
Reads WinSCP keys stored on the system
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 5068 set thread context of 3028 | N/A | C:\Users\Admin\AppData\Local\Temp\4f3b0833c198dbc9e4ef82ef8f6dbf3d5211540858ee48972384a3fc799d0d5c.exe | C:\Users\Admin\AppData\Local\Temp\4f3b0833c198dbc9e4ef82ef8f6dbf3d5211540858ee48972384a3fc799d0d5c.exe |
Enumerates physical storage devices
Creates scheduled task(s)
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\4f3b0833c198dbc9e4ef82ef8f6dbf3d5211540858ee48972384a3fc799d0d5c.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\4f3b0833c198dbc9e4ef82ef8f6dbf3d5211540858ee48972384a3fc799d0d5c.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\4f3b0833c198dbc9e4ef82ef8f6dbf3d5211540858ee48972384a3fc799d0d5c.exe
"C:\Users\Admin\AppData\Local\Temp\4f3b0833c198dbc9e4ef82ef8f6dbf3d5211540858ee48972384a3fc799d0d5c.exe"
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 --field-trial-handle=3888,i,13281073920029625837,8253721632651544158,262144 --variations-seed-version --mojo-platform-channel-handle=3624 /prefetch:8
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\4f3b0833c198dbc9e4ef82ef8f6dbf3d5211540858ee48972384a3fc799d0d5c.exe"
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\CxwrzapYyYTZ.exe"
C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\CxwrzapYyYTZ" /XML "C:\Users\Admin\AppData\Local\Temp\tmp1057.tmp"
C:\Users\Admin\AppData\Local\Temp\4f3b0833c198dbc9e4ef82ef8f6dbf3d5211540858ee48972384a3fc799d0d5c.exe
"C:\Users\Admin\AppData\Local\Temp\4f3b0833c198dbc9e4ef82ef8f6dbf3d5211540858ee48972384a3fc799d0d5c.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 82.90.14.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 73.159.190.20.in-addr.arpa | udp |
| NL | 23.62.61.129:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 129.61.62.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | us2.smtp.mailhostbox.com | udp |
| US | 208.91.199.225:587 | us2.smtp.mailhostbox.com | tcp |
| US | 8.8.8.8:53 | 225.199.91.208.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 91.90.14.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 90.65.42.20.in-addr.arpa | udp |
Files
memory/5068-0-0x000000007507E000-0x000000007507F000-memory.dmp
memory/5068-1-0x0000000000FD0000-0x0000000001084000-memory.dmp
memory/5068-2-0x0000000005F90000-0x0000000006534000-memory.dmp
memory/5068-3-0x0000000005AC0000-0x0000000005B52000-memory.dmp
memory/5068-4-0x0000000005AA0000-0x0000000005AAA000-memory.dmp
memory/5068-5-0x0000000075070000-0x0000000075820000-memory.dmp
memory/5068-6-0x0000000005F50000-0x0000000005F68000-memory.dmp
memory/5068-7-0x0000000005F70000-0x0000000005F7E000-memory.dmp
memory/5068-8-0x0000000005F80000-0x0000000005F96000-memory.dmp
memory/5068-9-0x0000000006CE0000-0x0000000006D62000-memory.dmp
memory/5068-10-0x0000000009560000-0x00000000095FC000-memory.dmp
memory/4336-15-0x0000000002560000-0x0000000002596000-memory.dmp
memory/4336-16-0x0000000075070000-0x0000000075820000-memory.dmp
memory/2244-18-0x0000000075070000-0x0000000075820000-memory.dmp
memory/4336-17-0x0000000005130000-0x0000000005758000-memory.dmp
memory/4336-23-0x0000000005840000-0x00000000058A6000-memory.dmp
memory/4336-19-0x0000000075070000-0x0000000075820000-memory.dmp
memory/4336-22-0x00000000057D0000-0x0000000005836000-memory.dmp
memory/4336-21-0x0000000004F30000-0x0000000004F52000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\tmp1057.tmp
| MD5 | 0669792a9788df5dcdf5b9a077037e70 |
| SHA1 | 5dad51311d3970a33138678e2da4a22fb8f904ac |
| SHA256 | 6f81a580dfbe7afaf8f19f3c5f96887dc74afcc540ec5b4d69899a3a9afc163f |
| SHA512 | a3c2b32e4ca4b7b82730c7bcba1dd81a3394f3bb3d98fb7c2d3cf1c923016646d277964fec19eb98b0e3e49607475876596461566b6b5b7e048faf5dc58d9f75 |
memory/2244-24-0x0000000075070000-0x0000000075820000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_idefb2s0.25e.ps1
| MD5 | d17fe0a3f47be24a6453e9ef58c94641 |
| SHA1 | 6ab83620379fc69f80c0242105ddffd7d98d5d9d |
| SHA256 | 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7 |
| SHA512 | 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82 |
memory/2244-25-0x0000000005510000-0x0000000005864000-memory.dmp
memory/3028-26-0x0000000000400000-0x0000000000440000-memory.dmp
memory/4336-36-0x0000000075070000-0x0000000075820000-memory.dmp
memory/5068-48-0x0000000075070000-0x0000000075820000-memory.dmp
memory/2244-47-0x0000000075070000-0x0000000075820000-memory.dmp
memory/4336-49-0x0000000005E80000-0x0000000005E9E000-memory.dmp
memory/4336-50-0x0000000006410000-0x000000000645C000-memory.dmp
memory/4336-51-0x0000000007030000-0x0000000007062000-memory.dmp
memory/2244-63-0x0000000005FF0000-0x000000000600E000-memory.dmp
memory/2244-53-0x0000000071710000-0x000000007175C000-memory.dmp
memory/2244-73-0x0000000006CE0000-0x0000000006D83000-memory.dmp
memory/4336-52-0x0000000071710000-0x000000007175C000-memory.dmp
memory/4336-74-0x00000000077F0000-0x0000000007E6A000-memory.dmp
memory/4336-75-0x00000000071A0000-0x00000000071BA000-memory.dmp
memory/4336-76-0x0000000007210000-0x000000000721A000-memory.dmp
memory/4336-77-0x0000000007420000-0x00000000074B6000-memory.dmp
memory/2244-78-0x0000000006FF0000-0x0000000007001000-memory.dmp
memory/4336-79-0x00000000073D0000-0x00000000073DE000-memory.dmp
memory/4336-80-0x00000000073E0000-0x00000000073F4000-memory.dmp
memory/4336-81-0x00000000074E0000-0x00000000074FA000-memory.dmp
memory/4336-83-0x00000000074C0000-0x00000000074C8000-memory.dmp
memory/3028-82-0x00000000066C0000-0x0000000006710000-memory.dmp
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
| MD5 | 968cb9309758126772781b83adb8a28f |
| SHA1 | 8da30e71accf186b2ba11da1797cf67f8f78b47c |
| SHA256 | 92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a |
| SHA512 | 4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3 |
memory/4336-89-0x0000000075070000-0x0000000075820000-memory.dmp
memory/2244-88-0x0000000075070000-0x0000000075820000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-04 01:22
Reported
2024-06-04 01:24
Platform
win7-20231129-en
Max time kernel
121s
Max time network
122s
Command Line
Signatures
AgentTesla
Detect packed .NET executables. Mostly AgentTeslaV4.
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Detects executables referencing Windows vault credential objects. Observed in infostealers
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Detects executables referencing many email and collaboration clients. Observed in information stealers
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Detects executables referencing many file transfer clients. Observed in information stealers
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Command and Scripting Interpreter: PowerShell
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
Reads WinSCP keys stored on the system
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2948 set thread context of 2508 | N/A | C:\Users\Admin\AppData\Local\Temp\4f3b0833c198dbc9e4ef82ef8f6dbf3d5211540858ee48972384a3fc799d0d5c.exe | C:\Users\Admin\AppData\Local\Temp\4f3b0833c198dbc9e4ef82ef8f6dbf3d5211540858ee48972384a3fc799d0d5c.exe |
Enumerates physical storage devices
Creates scheduled task(s)
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\4f3b0833c198dbc9e4ef82ef8f6dbf3d5211540858ee48972384a3fc799d0d5c.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\4f3b0833c198dbc9e4ef82ef8f6dbf3d5211540858ee48972384a3fc799d0d5c.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\4f3b0833c198dbc9e4ef82ef8f6dbf3d5211540858ee48972384a3fc799d0d5c.exe
"C:\Users\Admin\AppData\Local\Temp\4f3b0833c198dbc9e4ef82ef8f6dbf3d5211540858ee48972384a3fc799d0d5c.exe"
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\4f3b0833c198dbc9e4ef82ef8f6dbf3d5211540858ee48972384a3fc799d0d5c.exe"
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\CxwrzapYyYTZ.exe"
C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\CxwrzapYyYTZ" /XML "C:\Users\Admin\AppData\Local\Temp\tmp8C77.tmp"
C:\Users\Admin\AppData\Local\Temp\4f3b0833c198dbc9e4ef82ef8f6dbf3d5211540858ee48972384a3fc799d0d5c.exe
"C:\Users\Admin\AppData\Local\Temp\4f3b0833c198dbc9e4ef82ef8f6dbf3d5211540858ee48972384a3fc799d0d5c.exe"
Network
Files
memory/2948-0-0x0000000073F3E000-0x0000000073F3F000-memory.dmp
memory/2948-1-0x00000000000E0000-0x0000000000194000-memory.dmp
memory/2948-2-0x0000000073F30000-0x000000007461E000-memory.dmp
memory/2948-3-0x0000000000820000-0x0000000000838000-memory.dmp
memory/2948-5-0x0000000000850000-0x0000000000866000-memory.dmp
memory/2948-4-0x0000000000840000-0x000000000084E000-memory.dmp
memory/2948-6-0x0000000005300000-0x0000000005382000-memory.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\GJO0LK0UN26AO61VM8L2.temp
| MD5 | c520537d2bf84f656ca9958469900865 |
| SHA1 | 7b3636be2c6a6ffe226c4d8b26f1e9a955044e9a |
| SHA256 | 0d11a81c6af50dca8470efc773081ae59f6971dc21f04d394c879431d3cc159f |
| SHA512 | 1cae45511dbde8298f5de01ba7a52bc3bbb6657336e982c52d62edeef222c698aa3e1310d44a6ff3365fbdd229ac49099752b96f9b2f62ae48ec4dc6ff1a6458 |
memory/2508-30-0x0000000000400000-0x0000000000440000-memory.dmp
memory/2948-31-0x0000000073F30000-0x000000007461E000-memory.dmp
memory/2508-29-0x0000000000400000-0x0000000000440000-memory.dmp
memory/2508-28-0x0000000000400000-0x0000000000440000-memory.dmp
memory/2508-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2508-25-0x0000000000400000-0x0000000000440000-memory.dmp
memory/2508-23-0x0000000000400000-0x0000000000440000-memory.dmp
memory/2508-21-0x0000000000400000-0x0000000000440000-memory.dmp
memory/2508-20-0x0000000000400000-0x0000000000440000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\tmp8C77.tmp
| MD5 | c48f6ef4ca5afa79570a8f041eb0bd22 |
| SHA1 | 1351916abb0c9c7f436d152977391c2e6ac63abf |
| SHA256 | f65e89cbfa7afccccbe972a2d7a5a70ee179ee55f8a8a50f2df38852da2ad3e4 |
| SHA512 | add2d54628ef1dfef8123ad31d87321219eeeb2f660c66f92289672032bd9aa1f02d69a1e8eee3634cbd7898de87a1cebbdeb745115c54b266751a8ab4c4500b |