Analysis Overview
SHA256
05b3ae9c167cf06edf52dc99127dfd516e24ead51e9da7d3fbf230124e7063e1
Threat Level: Known bad
The file DHL_TOC2_2407081728458457.pdf.exe was found to be: Known bad.
Malicious Activity Summary
Formbook
Formbook payload
Drops startup file
Loads dropped DLL
Executes dropped EXE
AutoIT Executable
Suspicious use of SetThreadContext
Unsigned PE
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: MapViewOfSection
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2024-07-16 12:42
Signatures
AutoIT Executable
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-07-16 12:42
Reported
2024-07-16 12:44
Platform
win7-20240705-en
Max time kernel
149s
Max time network
120s
Command Line
Signatures
Formbook
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 |
| N/A | N/A | N/A | N/A |
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\name.vbs | C:\Users\Admin\AppData\Local\directory\name.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\directory\name.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\DHL_TOC2_2407081728458457.pdf.exe | N/A |
AutoIT Executable
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2776 set thread context of 2636 | N/A | C:\Users\Admin\AppData\Local\directory\name.exe | C:\Windows\SysWOW64\svchost.exe |
| PID 2636 set thread context of 1260 | N/A | C:\Windows\SysWOW64\svchost.exe | C:\Windows\Explorer.EXE |
| PID 2636 set thread context of 1260 | N/A | C:\Windows\SysWOW64\svchost.exe | C:\Windows\Explorer.EXE |
| PID 2572 set thread context of 1260 | N/A | C:\Windows\SysWOW64\explorer.exe | C:\Windows\Explorer.EXE |
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\directory\name.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\svchost.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\svchost.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\svchost.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\svchost.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\explorer.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\explorer.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\svchost.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\explorer.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
C:\Users\Admin\AppData\Local\Temp\DHL_TOC2_2407081728458457.pdf.exe
"C:\Users\Admin\AppData\Local\Temp\DHL_TOC2_2407081728458457.pdf.exe"
C:\Users\Admin\AppData\Local\directory\name.exe
"C:\Users\Admin\AppData\Local\Temp\DHL_TOC2_2407081728458457.pdf.exe"
C:\Windows\SysWOW64\svchost.exe
"C:\Users\Admin\AppData\Local\Temp\DHL_TOC2_2407081728458457.pdf.exe"
C:\Windows\SysWOW64\explorer.exe
"C:\Windows\SysWOW64\explorer.exe"
C:\Windows\SysWOW64\cmd.exe
/c del "C:\Windows\SysWOW64\svchost.exe"
Network
Files
memory/2708-10-0x00000000000A0000-0x00000000000A4000-memory.dmp
\Users\Admin\AppData\Local\directory\name.exe
| MD5 | f6ed869b733b1f2aa3bdd06040f3372a |
| SHA1 | 7075acf1c62e44653f5c834a14b56cd342f0ae5a |
| SHA256 | 05b3ae9c167cf06edf52dc99127dfd516e24ead51e9da7d3fbf230124e7063e1 |
| SHA512 | cba7753022eaa43f2d1bc77c73c7276824545e3083eee5e321f8be5b729bad3b01fe84108cbc5bdbe5fca7df1e802a55b36ef19292b1874a1cb514af5c16c582 |
C:\Users\Admin\AppData\Local\Temp\niellists
| MD5 | d41d8cd98f00b204e9800998ecf8427e |
| SHA1 | da39a3ee5e6b4b0d3255bfef95601890afd80709 |
| SHA256 | e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855 |
| SHA512 | cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e |
memory/2636-30-0x0000000000400000-0x000000000042F000-memory.dmp
memory/2636-34-0x0000000000400000-0x000000000042F000-memory.dmp
memory/2636-33-0x0000000000180000-0x0000000000195000-memory.dmp
memory/2636-32-0x0000000000910000-0x0000000000C13000-memory.dmp
memory/1260-35-0x00000000052A0000-0x00000000053A0000-memory.dmp
memory/1260-37-0x00000000052A0000-0x00000000053A0000-memory.dmp
memory/2636-39-0x0000000000210000-0x0000000000225000-memory.dmp
memory/1260-40-0x0000000007640000-0x000000000779A000-memory.dmp
memory/2636-38-0x0000000000400000-0x000000000042F000-memory.dmp
memory/2572-41-0x0000000000690000-0x0000000000911000-memory.dmp
memory/2572-42-0x0000000000690000-0x0000000000911000-memory.dmp
memory/2572-43-0x00000000000C0000-0x00000000000EF000-memory.dmp
memory/1260-46-0x0000000007640000-0x000000000779A000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-07-16 12:42
Reported
2024-07-16 12:44
Platform
win10v2004-20240709-en
Max time kernel
148s
Max time network
150s
Command Line
Signatures
Formbook
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 |
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\name.vbs | C:\Users\Admin\AppData\Local\directory\name.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\directory\name.exe | N/A |
AutoIT Executable
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 3884 set thread context of 1628 | N/A | C:\Users\Admin\AppData\Local\directory\name.exe | C:\Windows\SysWOW64\svchost.exe |
| PID 1628 set thread context of 3548 | N/A | C:\Windows\SysWOW64\svchost.exe | C:\Windows\Explorer.EXE |
| PID 1628 set thread context of 3548 | N/A | C:\Windows\SysWOW64\svchost.exe | C:\Windows\Explorer.EXE |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\svchost.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\svchost.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\svchost.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\svchost.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\svchost.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\svchost.exe | N/A |
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\directory\name.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\svchost.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\svchost.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\svchost.exe | N/A |
Suspicious use of UnmapMainImage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Explorer.EXE | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3936 wrote to memory of 3884 | N/A | C:\Users\Admin\AppData\Local\Temp\DHL_TOC2_2407081728458457.pdf.exe | C:\Users\Admin\AppData\Local\directory\name.exe |
| PID 3936 wrote to memory of 3884 | N/A | C:\Users\Admin\AppData\Local\Temp\DHL_TOC2_2407081728458457.pdf.exe | C:\Users\Admin\AppData\Local\directory\name.exe |
| PID 3936 wrote to memory of 3884 | N/A | C:\Users\Admin\AppData\Local\Temp\DHL_TOC2_2407081728458457.pdf.exe | C:\Users\Admin\AppData\Local\directory\name.exe |
| PID 3884 wrote to memory of 1628 | N/A | C:\Users\Admin\AppData\Local\directory\name.exe | C:\Windows\SysWOW64\svchost.exe |
| PID 3884 wrote to memory of 1628 | N/A | C:\Users\Admin\AppData\Local\directory\name.exe | C:\Windows\SysWOW64\svchost.exe |
| PID 3884 wrote to memory of 1628 | N/A | C:\Users\Admin\AppData\Local\directory\name.exe | C:\Windows\SysWOW64\svchost.exe |
| PID 3884 wrote to memory of 1628 | N/A | C:\Users\Admin\AppData\Local\directory\name.exe | C:\Windows\SysWOW64\svchost.exe |
Processes
C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
C:\Users\Admin\AppData\Local\Temp\DHL_TOC2_2407081728458457.pdf.exe
"C:\Users\Admin\AppData\Local\Temp\DHL_TOC2_2407081728458457.pdf.exe"
C:\Users\Admin\AppData\Local\directory\name.exe
"C:\Users\Admin\AppData\Local\Temp\DHL_TOC2_2407081728458457.pdf.exe"
C:\Windows\SysWOW64\svchost.exe
"C:\Users\Admin\AppData\Local\Temp\DHL_TOC2_2407081728458457.pdf.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 73.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 81.144.22.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 31.243.111.52.in-addr.arpa | udp |
Files
memory/3936-10-0x00000000017B0000-0x00000000017B4000-memory.dmp
C:\Users\Admin\AppData\Local\directory\name.exe
| MD5 | f6ed869b733b1f2aa3bdd06040f3372a |
| SHA1 | 7075acf1c62e44653f5c834a14b56cd342f0ae5a |
| SHA256 | 05b3ae9c167cf06edf52dc99127dfd516e24ead51e9da7d3fbf230124e7063e1 |
| SHA512 | cba7753022eaa43f2d1bc77c73c7276824545e3083eee5e321f8be5b729bad3b01fe84108cbc5bdbe5fca7df1e802a55b36ef19292b1874a1cb514af5c16c582 |
C:\Users\Admin\AppData\Local\Temp\niellists
| MD5 | 204e9c43a5bb5c91ac25d36f3a11db97 |
| SHA1 | 66270bfeea6cf6e6b68cd38d53fa17ce743adb1d |
| SHA256 | 7d30817f346c1deadf47d6863d231c90c9521887573d8b90ec0aa6a66be37520 |
| SHA512 | 891b745a4c488b0415a0a1424613256a7a8f8631a31f096abf4050efea7613b2199b0828c76072b86e05c96befe599038815210b080bd2a984bf4a9a371bfb23 |
C:\Users\Admin\AppData\Local\Temp\Mazatl
| MD5 | d41d8cd98f00b204e9800998ecf8427e |
| SHA1 | da39a3ee5e6b4b0d3255bfef95601890afd80709 |
| SHA256 | e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855 |
| SHA512 | cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e |
memory/1628-28-0x0000000000400000-0x000000000042F000-memory.dmp
memory/1628-29-0x0000000001400000-0x000000000174A000-memory.dmp
memory/1628-31-0x0000000000400000-0x000000000042F000-memory.dmp
memory/1628-32-0x0000000000F20000-0x0000000000F35000-memory.dmp
memory/3548-33-0x0000000008490000-0x000000000860F000-memory.dmp
memory/3548-37-0x0000000002CF0000-0x0000000002DD8000-memory.dmp
memory/1628-36-0x0000000000FB0000-0x0000000000FC5000-memory.dmp
memory/1628-35-0x0000000000400000-0x000000000042F000-memory.dmp
memory/3548-38-0x0000000002CF0000-0x0000000002DD8000-memory.dmp