Analysis Overview
SHA256
ae39d4665f3d31c1fe4f380c446519d4bb25314267c9c2a61605d2313a76d5b7
Threat Level: Known bad
The file FACT09865456000900[1].exe was found to be: Known bad.
Malicious Activity Summary
ModiLoader, DBatLoader
Remcos
Nirsoft
ModiLoader Second Stage
NirSoft WebBrowserPassView
NirSoft MailPassView
Accesses Microsoft Outlook accounts
Adds Run key to start application
Suspicious use of SetThreadContext
Program crash
Unsigned PE
Script User-Agent
Suspicious use of SendNotifyMessage
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of FindShellTrayWindow
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-04-06 14:18
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-04-06 14:18
Reported
2024-04-06 14:21
Platform
win7-20240221-en
Max time kernel
130s
Max time network
139s
Command Line
Signatures
ModiLoader, DBatLoader
ModiLoader Second Stage
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\FACT09865456000900[1].exe |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 340 wrote to memory of 2644 | N/A | C:\Users\Admin\AppData\Local\Temp\FACT09865456000900[1].exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 340 wrote to memory of 2644 | N/A | C:\Users\Admin\AppData\Local\Temp\FACT09865456000900[1].exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 340 wrote to memory of 2644 | N/A | C:\Users\Admin\AppData\Local\Temp\FACT09865456000900[1].exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 340 wrote to memory of 2644 | N/A | C:\Users\Admin\AppData\Local\Temp\FACT09865456000900[1].exe | C:\Windows\SysWOW64\WerFault.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\FACT09865456000900[1].exe
"C:\Users\Admin\AppData\Local\Temp\FACT09865456000900[1].exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 340 -s 716
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | baitalasma.com | udp |
| DE | 38.242.255.115:443 | baitalasma.com | tcp |
| DE | 38.242.255.115:443 | baitalasma.com | tcp |
| DE | 38.242.255.115:443 | baitalasma.com | tcp |
Files
memory/340-0-0x0000000000300000-0x0000000000301000-memory.dmp
memory/340-1-0x0000000002EF0000-0x0000000003EF0000-memory.dmp
memory/340-2-0x0000000002EF0000-0x0000000003EF0000-memory.dmp
memory/340-4-0x0000000000300000-0x0000000000301000-memory.dmp
memory/340-5-0x0000000000400000-0x00000000004E2000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-04-06 14:18
Reported
2024-04-06 14:21
Platform
win10v2004-20240226-en
Max time kernel
147s
Max time network
155s
Command Line
Signatures
ModiLoader, DBatLoader
Remcos
ModiLoader Second Stage
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
NirSoft MailPassView
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
NirSoft WebBrowserPassView
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Nirsoft
| 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 |
| N/A | N/A | N/A | N/A |
Accesses Microsoft Outlook accounts
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts | C:\Windows\SysWOW64\SndVol.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Gpzfmkfb = "C:\\Users\\Public\\Gpzfmkfb.url" | C:\Users\Admin\AppData\Local\Temp\FACT09865456000900[1].exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1296 set thread context of 3940 | N/A | C:\Windows\SysWOW64\SndVol.exe | C:\Windows\SysWOW64\SndVol.exe |
| PID 1296 set thread context of 1124 | N/A | C:\Windows\SysWOW64\SndVol.exe | C:\Windows\SysWOW64\SndVol.exe |
| PID 1296 set thread context of 3244 | N/A | C:\Windows\SysWOW64\SndVol.exe | C:\Windows\SysWOW64\SndVol.exe |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\SysWOW64\SndVol.exe |
Script User-Agent
| Description | Indicator | Process | Target |
| HTTP User-Agent header | Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5) | N/A | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\FACT09865456000900[1].exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\FACT09865456000900[1].exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\SndVol.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\SndVol.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\SndVol.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\SndVol.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\SndVol.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\SndVol.exe | N/A |
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\SndVol.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\SndVol.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\SndVol.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\SndVol.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\SndVol.exe | N/A |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\SndVol.exe | N/A |
Suspicious use of SendNotifyMessage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\SndVol.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\SndVol.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\FACT09865456000900[1].exe
"C:\Users\Admin\AppData\Local\Temp\FACT09865456000900[1].exe"
C:\Windows\SysWOW64\extrac32.exe
C:\\Windows\\System32\\extrac32.exe /C /Y C:\Users\Admin\AppData\Local\Temp\FACT09865456000900[1].exe C:\\Users\\Public\\Libraries\\Gpzfmkfb.PIF
C:\Windows\SysWOW64\SndVol.exe
C:\Windows\System32\SndVol.exe
C:\Windows\SysWOW64\SndVol.exe
C:\Windows\SysWOW64\SndVol.exe /stext "C:\Users\Admin\AppData\Local\Temp\azxydzmmqaepqjjehgcgupxb"
C:\Windows\SysWOW64\SndVol.exe
C:\Windows\SysWOW64\SndVol.exe /stext "C:\Users\Admin\AppData\Local\Temp\azxydzmmqaepqjjehgcgupxb"
C:\Windows\SysWOW64\SndVol.exe
C:\Windows\SysWOW64\SndVol.exe /stext "C:\Users\Admin\AppData\Local\Temp\cbcjejwgmiwusxfiyrxzfcssxvuo"
C:\Windows\SysWOW64\SndVol.exe
C:\Windows\SysWOW64\SndVol.exe /stext "C:\Users\Admin\AppData\Local\Temp\nvqbfchiaqohddtmibkbqhebgbmxzyf"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 1296 -ip 1296
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1296 -s 1772
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 249.197.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 67.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | baitalasma.com | udp |
| DE | 38.242.255.115:443 | baitalasma.com | tcp |
| DE | 38.242.255.115:443 | baitalasma.com | tcp |
| US | 8.8.8.8:53 | 115.255.242.38.in-addr.arpa | udp |
| US | 107.175.229.139:8087 | tcp | |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 107.175.229.139:8087 | tcp | |
| US | 8.8.8.8:53 | geoplugin.net | udp |
| NL | 178.237.33.50:80 | geoplugin.net | tcp |
| US | 8.8.8.8:53 | 139.229.175.107.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.150.49.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.33.237.178.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 28.143.109.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 66.112.168.52.in-addr.arpa | udp |
Files
memory/832-0-0x00000000005F0000-0x00000000005F1000-memory.dmp
memory/832-1-0x00000000029E0000-0x00000000039E0000-memory.dmp
memory/832-2-0x00000000029E0000-0x00000000039E0000-memory.dmp
memory/832-4-0x0000000000400000-0x00000000004E2000-memory.dmp
memory/1296-9-0x0000000002BF0000-0x0000000003BF0000-memory.dmp
memory/1296-12-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1296-14-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1296-16-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1296-17-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1296-18-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1296-19-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1296-21-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1296-20-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1296-23-0x0000000000400000-0x0000000000482000-memory.dmp
memory/3940-24-0x0000000000400000-0x0000000000478000-memory.dmp
memory/1124-26-0x0000000000400000-0x0000000000462000-memory.dmp
memory/3940-28-0x0000000000400000-0x0000000000478000-memory.dmp
memory/3244-29-0x0000000000400000-0x0000000000424000-memory.dmp
memory/1124-31-0x0000000000400000-0x0000000000462000-memory.dmp
memory/1124-34-0x0000000000400000-0x0000000000462000-memory.dmp
memory/3940-33-0x0000000000400000-0x0000000000478000-memory.dmp
memory/3244-37-0x0000000000400000-0x0000000000424000-memory.dmp
memory/3244-35-0x0000000000400000-0x0000000000424000-memory.dmp
memory/1124-38-0x0000000000400000-0x0000000000462000-memory.dmp
memory/3244-42-0x0000000000400000-0x0000000000424000-memory.dmp
memory/3940-44-0x0000000000400000-0x0000000000478000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\azxydzmmqaepqjjehgcgupxb
| MD5 | fc8ceff5210efa58594c67ed8f49a824 |
| SHA1 | dba98c98becbdf81f623cdca6cd0a993022fe6cd |
| SHA256 | 778b7d5b90428961459c82e9881fe0fece78424d6301eb0720a96f100511f599 |
| SHA512 | c3b24fe5f5ba39174528ffc05544da6f22ac6aef2cac923ad139c0d044989873e004f9f5018cc0cc6847b5878f5aee96d6de823c860ac54a0fc67ff8d2d89cd1 |
memory/1296-46-0x0000000016570000-0x0000000016589000-memory.dmp
memory/1296-49-0x0000000016570000-0x0000000016589000-memory.dmp
memory/1296-51-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1296-55-0x0000000002BF0000-0x0000000003BF0000-memory.dmp
memory/1296-56-0x0000000016570000-0x0000000016589000-memory.dmp