Analysis Overview
SHA256
0cffea5daeb941cc6235f4de2fe2ba348ff08742d196ffc68bc8d7f1109596fd
Threat Level: Known bad
The file tmp was found to be: Known bad.
Malicious Activity Summary
Formbook
Guloader,Cloudeye
Formbook payload
Checks QEMU agent file
Loads dropped DLL
Checks installed software on the system
Suspicious use of NtCreateThreadExHideFromDebugger
Suspicious use of SetThreadContext
Suspicious use of NtSetInformationThreadHideFromDebugger
Drops file in Program Files directory
Drops file in Windows directory
Enumerates physical storage devices
NSIS installer
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: MapViewOfSection
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2023-07-16 09:01
Signatures
NSIS installer
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2023-07-16 09:01
Reported
2023-07-16 09:03
Platform
win7-20230712-en
Max time kernel
118s
Max time network
122s
Command Line
Signatures
Formbook
Guloader,Cloudeye
Formbook payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Checks QEMU agent file
| Description | Indicator | Process | Target |
| File opened (read-only) | C:\Program Files\Qemu-ga\qemu-ga.exe | C:\Users\Admin\AppData\Local\Temp\tmp.exe | N/A |
| File opened (read-only) | C:\Program Files\Qemu-ga\qemu-ga.exe | C:\Users\Admin\AppData\Local\Temp\tmp.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | N/A |
Checks installed software on the system
Suspicious use of NtCreateThreadExHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2428 set thread context of 2840 | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | C:\Users\Admin\AppData\Local\Temp\tmp.exe |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Program Files (x86)\Common Files\sansningerne.Unc | C:\Users\Admin\AppData\Local\Temp\tmp.exe | N/A |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\resources\0409\Katje\falsebenet\Bike\Angivende.ini | C:\Users\Admin\AppData\Local\Temp\tmp.exe | N/A |
| File opened for modification | C:\Windows\resources\0409\Hovedgaarde.For | C:\Users\Admin\AppData\Local\Temp\tmp.exe | N/A |
Enumerates physical storage devices
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2428 wrote to memory of 2840 | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | C:\Users\Admin\AppData\Local\Temp\tmp.exe |
| PID 2428 wrote to memory of 2840 | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | C:\Users\Admin\AppData\Local\Temp\tmp.exe |
| PID 2428 wrote to memory of 2840 | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | C:\Users\Admin\AppData\Local\Temp\tmp.exe |
| PID 2428 wrote to memory of 2840 | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | C:\Users\Admin\AppData\Local\Temp\tmp.exe |
| PID 2428 wrote to memory of 2840 | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | C:\Users\Admin\AppData\Local\Temp\tmp.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\tmp.exe
"C:\Users\Admin\AppData\Local\Temp\tmp.exe"
C:\Users\Admin\AppData\Local\Temp\tmp.exe
"C:\Users\Admin\AppData\Local\Temp\tmp.exe"
Network
| Country | Destination | Domain | Proto |
| US | 198.23.156.248:80 | 198.23.156.248 | tcp |
Files
\Users\Admin\AppData\Local\Temp\nsj844E.tmp\System.dll
| MD5 | 375e8a08471dc6f85f3828488b1147b3 |
| SHA1 | 1941484ac710fc301a7d31d6f1345e32a21546af |
| SHA256 | 4c86b238e64ecfaabe322a70fd78db229a663ccc209920f3385596a6e3205f78 |
| SHA512 | 5ba29db13723ddf27b265a4548606274b850d076ae1f050c64044f8ccd020585ad766c85c3e20003a22f356875f76fb3679c89547b0962580d8e5a42b082b9a8 |
memory/2428-63-0x00000000777C0000-0x0000000077969000-memory.dmp
memory/2428-64-0x00000000779B0000-0x0000000077A86000-memory.dmp
memory/2428-65-0x0000000010000000-0x0000000010006000-memory.dmp
memory/2840-66-0x0000000000400000-0x0000000001462000-memory.dmp
memory/2840-67-0x00000000777C0000-0x0000000077969000-memory.dmp
memory/2840-68-0x0000000000400000-0x0000000001462000-memory.dmp
memory/2840-69-0x0000000001470000-0x0000000006139000-memory.dmp
memory/2840-72-0x0000000001470000-0x0000000006139000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-07-16 09:01
Reported
2023-07-16 09:03
Platform
win10v2004-20230703-en
Max time kernel
149s
Max time network
147s
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 |
Checks QEMU agent file
| Description | Indicator | Process | Target |
| File opened (read-only) | C:\Program Files\Qemu-ga\qemu-ga.exe | C:\Users\Admin\AppData\Local\Temp\tmp.exe | N/A |
| File opened (read-only) | C:\Program Files\Qemu-ga\qemu-ga.exe | C:\Users\Admin\AppData\Local\Temp\tmp.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | N/A |
Checks installed software on the system
Suspicious use of NtCreateThreadExHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 744 set thread context of 4204 | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | C:\Users\Admin\AppData\Local\Temp\tmp.exe |
| PID 4204 set thread context of 2512 | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | C:\Windows\Explorer.EXE |
| PID 1080 set thread context of 2512 | N/A | C:\Windows\SysWOW64\cscript.exe | C:\Windows\Explorer.EXE |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Program Files (x86)\Common Files\sansningerne.Unc | C:\Users\Admin\AppData\Local\Temp\tmp.exe | N/A |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\resources\0409\Katje\falsebenet\Bike\Angivende.ini | C:\Users\Admin\AppData\Local\Temp\tmp.exe | N/A |
| File opened for modification | C:\Windows\resources\0409\Hovedgaarde.For | C:\Users\Admin\AppData\Local\Temp\tmp.exe | N/A |
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Explorer.EXE | N/A |
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\cscript.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\cscript.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | N/A |
| Token: SeShutdownPrivilege | N/A | C:\Windows\Explorer.EXE | N/A |
| Token: SeCreatePagefilePrivilege | N/A | C:\Windows\Explorer.EXE | N/A |
| Token: SeShutdownPrivilege | N/A | C:\Windows\Explorer.EXE | N/A |
| Token: SeCreatePagefilePrivilege | N/A | C:\Windows\Explorer.EXE | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\cscript.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
C:\Users\Admin\AppData\Local\Temp\tmp.exe
"C:\Users\Admin\AppData\Local\Temp\tmp.exe"
C:\Users\Admin\AppData\Local\Temp\tmp.exe
"C:\Users\Admin\AppData\Local\Temp\tmp.exe"
C:\Windows\SysWOW64\cscript.exe
"C:\Windows\SysWOW64\cscript.exe"
C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\tmp.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 1.208.79.178.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 2.136.104.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 158.240.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 54.120.234.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 208.194.73.20.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 | 216.74.101.95.in-addr.arpa | udp |
| US | 198.23.156.248:80 | 198.23.156.248 | tcp |
| US | 8.8.8.8:53 | 248.156.23.198.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 86.8.109.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | www.buddhabazaar.online | udp |
| US | 162.241.225.93:80 | www.buddhabazaar.online | tcp |
| US | 8.8.8.8:53 | 93.225.241.162.in-addr.arpa | udp |
| US | 8.8.8.8:53 | www.wecanshipit.com | udp |
| US | 74.208.236.75:80 | www.wecanshipit.com | tcp |
| US | 8.8.8.8:53 | 75.236.208.74.in-addr.arpa | udp |
| US | 8.8.8.8:53 | www.lglcyoy.cfd | udp |
| HK | 47.243.5.228:80 | www.lglcyoy.cfd | tcp |
| US | 8.8.8.8:53 | 228.5.243.47.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 67.112.168.52.in-addr.arpa | udp |
Files
C:\Users\Admin\AppData\Local\Temp\nsk7A51.tmp\System.dll
| MD5 | 375e8a08471dc6f85f3828488b1147b3 |
| SHA1 | 1941484ac710fc301a7d31d6f1345e32a21546af |
| SHA256 | 4c86b238e64ecfaabe322a70fd78db229a663ccc209920f3385596a6e3205f78 |
| SHA512 | 5ba29db13723ddf27b265a4548606274b850d076ae1f050c64044f8ccd020585ad766c85c3e20003a22f356875f76fb3679c89547b0962580d8e5a42b082b9a8 |
memory/744-141-0x0000000077001000-0x0000000077121000-memory.dmp
memory/744-142-0x0000000077001000-0x0000000077121000-memory.dmp
memory/744-143-0x0000000010000000-0x0000000010006000-memory.dmp
memory/4204-144-0x0000000000400000-0x0000000001654000-memory.dmp
memory/4204-145-0x0000000000400000-0x0000000001654000-memory.dmp
memory/4204-146-0x0000000077088000-0x0000000077089000-memory.dmp
memory/4204-147-0x0000000000400000-0x0000000001654000-memory.dmp
memory/4204-148-0x0000000001660000-0x0000000006329000-memory.dmp
memory/4204-149-0x00000000367A0000-0x0000000036AEA000-memory.dmp
memory/4204-150-0x0000000000400000-0x0000000001654000-memory.dmp
memory/4204-151-0x0000000036620000-0x0000000036634000-memory.dmp
memory/2512-153-0x0000000008DA0000-0x0000000008F0F000-memory.dmp
memory/1080-154-0x0000000000C80000-0x0000000000CA7000-memory.dmp
memory/1080-155-0x0000000000C80000-0x0000000000CA7000-memory.dmp
memory/4204-157-0x0000000077001000-0x0000000077121000-memory.dmp
memory/1080-156-0x00000000011C0000-0x00000000011EE000-memory.dmp
memory/4204-152-0x0000000001660000-0x0000000006329000-memory.dmp
memory/1080-159-0x0000000003240000-0x000000000358A000-memory.dmp
memory/1080-162-0x00000000011C0000-0x00000000011EE000-memory.dmp
memory/1080-163-0x0000000003080000-0x0000000003113000-memory.dmp
memory/2512-164-0x0000000008F10000-0x0000000008FEE000-memory.dmp
memory/2512-166-0x0000000008F10000-0x0000000008FEE000-memory.dmp
memory/2512-167-0x0000000008F10000-0x0000000008FEE000-memory.dmp