Analysis Overview
SHA256
e5d97a568f1962694316e3ac3f5120e1c2aae9d6c6a16f2b9cceed793b4377b4
Threat Level: Known bad
The file e5d97a568f1962694316e3ac3f5120e1c2aae9d6c6a16f2b9cceed793b4377b4.xz was found to be: Known bad.
Malicious Activity Summary
Formbook
Credentials from Password Stores: Credentials from Web Browsers
Formbook payload
Command and Scripting Interpreter: PowerShell
Uses the VBS compiler for execution
Checks computer location settings
Adds Run key to start application
Suspicious use of SetThreadContext
Program crash
System Location Discovery: System Language Discovery
Enumerates physical storage devices
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Modifies Internet Explorer settings
Suspicious use of FindShellTrayWindow
Suspicious behavior: MapViewOfSection
Suspicious use of SendNotifyMessage
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-08-31 02:05
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2024-08-31 02:05
Reported
2024-08-31 02:08
Platform
win7-20240729-en
Max time kernel
146s
Max time network
145s
Command Line
Signatures
Formbook
Credentials from Password Stores: Credentials from Web Browsers
Formbook payload
| 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 |
Command and Scripting Interpreter: PowerShell
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\e5d97a568f1962694316e3ac3f5120e1c2aae9d6c6a16f2b9cceed793b4377b4 = "C:\\Users\\Admin\\e5d97a568f1962694316e3ac3f5120e1c2aae9d6c6a16f2b9cceed793b4377b4.exe" | C:\Users\Admin\AppData\Local\Temp\e5d97a568f1962694316e3ac3f5120e1c2aae9d6c6a16f2b9cceed793b4377b4.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2996 set thread context of 1636 | N/A | C:\Users\Admin\AppData\Local\Temp\e5d97a568f1962694316e3ac3f5120e1c2aae9d6c6a16f2b9cceed793b4377b4.exe | C:\Program Files (x86)\Windows Mail\wab.exe |
| PID 1636 set thread context of 1188 | N/A | C:\Program Files (x86)\Windows Mail\wab.exe | C:\Windows\Explorer.EXE |
| PID 2000 set thread context of 1188 | N/A | C:\Windows\SysWOW64\wininit.exe | C:\Windows\Explorer.EXE |
Enumerates physical storage devices
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\wininit.exe | N/A |
Modifies Internet Explorer settings
| Description | Indicator | Process | Target |
| Key created | \Registry\User\S-1-5-21-2257386474-3982792636-3902186748-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2 | C:\Windows\SysWOW64\wininit.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files (x86)\Windows Mail\wab.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Windows Mail\wab.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Windows Mail\wab.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wininit.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wininit.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wininit.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wininit.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\e5d97a568f1962694316e3ac3f5120e1c2aae9d6c6a16f2b9cceed793b4377b4.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Program Files (x86)\Windows Mail\wab.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\wininit.exe | N/A |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Explorer.EXE | N/A |
| N/A | N/A | C:\Windows\Explorer.EXE | N/A |
Suspicious use of SendNotifyMessage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Explorer.EXE | N/A |
| N/A | N/A | C:\Windows\Explorer.EXE | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
C:\Users\Admin\AppData\Local\Temp\e5d97a568f1962694316e3ac3f5120e1c2aae9d6c6a16f2b9cceed793b4377b4.exe
"C:\Users\Admin\AppData\Local\Temp\e5d97a568f1962694316e3ac3f5120e1c2aae9d6c6a16f2b9cceed793b4377b4.exe"
C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath $env:UserProfile
C:\Program Files (x86)\Windows Mail\wab.exe
"C:\Program Files (x86)\Windows Mail\wab.exe"
C:\Windows\SysWOW64\wininit.exe
"C:\Windows\SysWOW64\wininit.exe"
C:\Program Files\Mozilla Firefox\Firefox.exe
"C:\Program Files\Mozilla Firefox\Firefox.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | www.a2zglobalimports.com | udp |
| US | 8.8.8.8:53 | www.solunchina.com | udp |
| US | 8.8.8.8:53 | www.sup-25987659.com | udp |
| US | 8.8.8.8:53 | www.allenbach.swiss | udp |
| US | 8.8.8.8:53 | www.chicagocarpetcleaneril.com | udp |
| US | 3.33.251.168:80 | www.chicagocarpetcleaneril.com | tcp |
| US | 3.33.251.168:80 | www.chicagocarpetcleaneril.com | tcp |
Files
memory/3040-4-0x000007FEF62CE000-0x000007FEF62CF000-memory.dmp
memory/3040-5-0x000000001B6C0000-0x000000001B9A2000-memory.dmp
memory/3040-6-0x0000000001E10000-0x0000000001E18000-memory.dmp
memory/3040-7-0x000007FEF6010000-0x000007FEF69AD000-memory.dmp
memory/3040-8-0x000007FEF6010000-0x000007FEF69AD000-memory.dmp
memory/3040-9-0x000007FEF6010000-0x000007FEF69AD000-memory.dmp
memory/1636-12-0x0000000000400000-0x000000000042F000-memory.dmp
memory/1188-16-0x0000000003520000-0x0000000003620000-memory.dmp
memory/1636-14-0x0000000000730000-0x0000000000A33000-memory.dmp
memory/1636-18-0x00000000001D0000-0x00000000001E4000-memory.dmp
memory/1636-17-0x0000000000400000-0x000000000042F000-memory.dmp
memory/3040-13-0x000007FEF6010000-0x000007FEF69AD000-memory.dmp
memory/1188-19-0x00000000055F0000-0x000000000573B000-memory.dmp
memory/2000-21-0x00000000002B0000-0x00000000002CA000-memory.dmp
memory/2000-20-0x00000000002B0000-0x00000000002CA000-memory.dmp
memory/2000-22-0x0000000000080000-0x00000000000AF000-memory.dmp
memory/1188-31-0x0000000006C30000-0x0000000006CEC000-memory.dmp
C:\Users\Admin\AppData\Roaming\LK3BNUQ2\LK3logri.ini
| MD5 | d63a82e5d81e02e399090af26db0b9cb |
| SHA1 | 91d0014c8f54743bba141fd60c9d963f869d76c9 |
| SHA256 | eaece2eba6310253249603033c744dd5914089b0bb26bde6685ec9813611baae |
| SHA512 | 38afb05016d8f3c69d246321573997aaac8a51c34e61749a02bf5e8b2b56b94d9544d65801511044e1495906a86dc2100f2e20ff4fcbed09e01904cc780fdbad |
C:\Users\Admin\AppData\Roaming\LK3BNUQ2\LK3logrf.ini
| MD5 | 2f245469795b865bdd1b956c23d7893d |
| SHA1 | 6ad80b974d3808f5a20ea1e766c7d2f88b9e5895 |
| SHA256 | 1662d01a2d47b875a34fc7a8cd92e78cb2ba7f34023c7fd2639cbb10b8d94361 |
| SHA512 | 909f189846a5d2db208a5eb2e7cb3042c0f164caf437e2b1b6de608c0a70e4f3510b81b85753dbeec1e211e6a83e6ea8c96aff896e9b6e8ed42014473a54dc4f |
C:\Users\Admin\AppData\Roaming\LK3BNUQ2\LK3logrv.ini
| MD5 | ba3b6bc807d4f76794c4b81b09bb9ba5 |
| SHA1 | 24cb89501f0212ff3095ecc0aba97dd563718fb1 |
| SHA256 | 6eebf968962745b2e9de2ca969af7c424916d4e3fe3cc0bb9b3d414abfce9507 |
| SHA512 | ecd07e601fc9e3cfc39addd7bd6f3d7f7ff3253afb40bf536e9eaac5a4c243e5ec40fbfd7b216cb0ea29f2517419601e335e33ba19dea4a46f65e38694d465bf |
C:\Users\Admin\AppData\Roaming\LK3BNUQ2\LK3logim.jpeg
| MD5 | f7f55e17d46d4e31d7716b1258cd492a |
| SHA1 | ad6e87556a1d8e173d3193fd5e9b79101848ccb4 |
| SHA256 | 296ce8ca0af317aa53e27e9621e083f71be3535b384c100e885bfdbb607ca713 |
| SHA512 | 3c2688319e857b454bee3801944268edf86c4e2b93a306fb8bf1f26bc0beff7ccb27d9d5ef960bbfe007cc0d65b65256c70f44ad16c6cb60732dd4dd1125c3ae |
Analysis: behavioral2
Detonation Overview
Submitted
2024-08-31 02:05
Reported
2024-08-31 02:08
Platform
win10v2004-20240802-en
Max time kernel
133s
Max time network
102s
Command Line
Signatures
Formbook
Formbook payload
| 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\system32\WindowsPowerShell\v1.0\powershell.exe | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\e5d97a568f1962694316e3ac3f5120e1c2aae9d6c6a16f2b9cceed793b4377b4.exe | N/A |
Uses the VBS compiler for execution
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\e5d97a568f1962694316e3ac3f5120e1c2aae9d6c6a16f2b9cceed793b4377b4 = "C:\\Users\\Admin\\e5d97a568f1962694316e3ac3f5120e1c2aae9d6c6a16f2b9cceed793b4377b4.exe" | C:\Users\Admin\AppData\Local\Temp\e5d97a568f1962694316e3ac3f5120e1c2aae9d6c6a16f2b9cceed793b4377b4.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 4392 set thread context of 4500 | N/A | C:\Users\Admin\AppData\Local\Temp\e5d97a568f1962694316e3ac3f5120e1c2aae9d6c6a16f2b9cceed793b4377b4.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe |
Enumerates physical storage devices
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\e5d97a568f1962694316e3ac3f5120e1c2aae9d6c6a16f2b9cceed793b4377b4.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\e5d97a568f1962694316e3ac3f5120e1c2aae9d6c6a16f2b9cceed793b4377b4.exe
"C:\Users\Admin\AppData\Local\Temp\e5d97a568f1962694316e3ac3f5120e1c2aae9d6c6a16f2b9cceed793b4377b4.exe"
C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath $env:UserProfile
C:\Windows\System32\cmd.exe
"C:\Windows\System32\cmd.exe"
C:\Windows\System32\calc.exe
"C:\Windows\System32\calc.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4500 -ip 4500
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4500 -s 12
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 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 150.171.27.10:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 20.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 22.236.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
Files
memory/1676-0-0x00007FFC10123000-0x00007FFC10125000-memory.dmp
memory/1676-10-0x0000023C78AE0000-0x0000023C78B02000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_5gl54n3z.mcd.ps1
| MD5 | d17fe0a3f47be24a6453e9ef58c94641 |
| SHA1 | 6ab83620379fc69f80c0242105ddffd7d98d5d9d |
| SHA256 | 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7 |
| SHA512 | 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82 |
memory/1676-11-0x00007FFC10120000-0x00007FFC10BE1000-memory.dmp
memory/1676-12-0x00007FFC10120000-0x00007FFC10BE1000-memory.dmp
memory/1676-16-0x00007FFC10120000-0x00007FFC10BE1000-memory.dmp
memory/4500-17-0x0000000000400000-0x000000000042F000-memory.dmp