Analysis Overview
SHA256
3d653b0e0186bda06391c465fb68a3b200eefcd128f72aad6ef53661cc4ecb84
Threat Level: Known bad
The file 423e184767e7aa6c86106611b2061d6a.bin was found to be: Known bad.
Malicious Activity Summary
ModiLoader, DBatLoader
Remcos
ModiLoader Second Stage
Nirsoft
NirSoft WebBrowserPassView
NirSoft MailPassView
Executes dropped EXE
Reads user/profile data of web browsers
Adds Run key to start application
Accesses Microsoft Outlook accounts
Suspicious use of SetThreadContext
Program crash
Unsigned PE
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious behavior: MapViewOfSection
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Script User-Agent
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-04-08 01:15
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-04-08 01:15
Reported
2024-04-08 01:18
Platform
win7-20240319-en
Max time kernel
131s
Max time network
132s
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\fe0cbe46b1c846b98e6e7bc36fc46aac22d50e82aa1aecfebca6769be007a575.exe |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2012 wrote to memory of 2496 | N/A | C:\Users\Admin\AppData\Local\Temp\fe0cbe46b1c846b98e6e7bc36fc46aac22d50e82aa1aecfebca6769be007a575.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2012 wrote to memory of 2496 | N/A | C:\Users\Admin\AppData\Local\Temp\fe0cbe46b1c846b98e6e7bc36fc46aac22d50e82aa1aecfebca6769be007a575.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2012 wrote to memory of 2496 | N/A | C:\Users\Admin\AppData\Local\Temp\fe0cbe46b1c846b98e6e7bc36fc46aac22d50e82aa1aecfebca6769be007a575.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2012 wrote to memory of 2496 | N/A | C:\Users\Admin\AppData\Local\Temp\fe0cbe46b1c846b98e6e7bc36fc46aac22d50e82aa1aecfebca6769be007a575.exe | C:\Windows\SysWOW64\WerFault.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\fe0cbe46b1c846b98e6e7bc36fc46aac22d50e82aa1aecfebca6769be007a575.exe
"C:\Users\Admin\AppData\Local\Temp\fe0cbe46b1c846b98e6e7bc36fc46aac22d50e82aa1aecfebca6769be007a575.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2012 -s 720
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | onedrive.live.com | udp |
| US | 13.107.137.11:443 | onedrive.live.com | tcp |
| US | 13.107.137.11:443 | onedrive.live.com | tcp |
Files
memory/2012-0-0x0000000000220000-0x0000000000221000-memory.dmp
memory/2012-1-0x0000000002E10000-0x0000000003E10000-memory.dmp
memory/2012-2-0x0000000002E10000-0x0000000003E10000-memory.dmp
memory/2012-4-0x0000000000220000-0x0000000000221000-memory.dmp
memory/2012-5-0x0000000000400000-0x00000000004F1000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-04-08 01:15
Reported
2024-04-08 01:18
Platform
win10v2004-20240226-en
Max time kernel
149s
Max time network
149s
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 |
| 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 |
| N/A | N/A | N/A | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Public\Libraries\qblhtgdW.pif | N/A |
| N/A | N/A | C:\Users\Public\Libraries\qblhtgdW.pif | N/A |
| N/A | N/A | C:\Users\Public\Libraries\qblhtgdW.pif | N/A |
| N/A | N/A | C:\Users\Public\Libraries\qblhtgdW.pif | N/A |
Reads user/profile data of web browsers
Accesses Microsoft Outlook accounts
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-513485977-2495024337-1260977654-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts | C:\Users\Public\Libraries\qblhtgdW.pif | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-513485977-2495024337-1260977654-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Wdgthlbq = "C:\\Users\\Public\\Wdgthlbq.url" | C:\Users\Admin\AppData\Local\Temp\fe0cbe46b1c846b98e6e7bc36fc46aac22d50e82aa1aecfebca6769be007a575.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 4044 set thread context of 644 | N/A | C:\Users\Admin\AppData\Local\Temp\fe0cbe46b1c846b98e6e7bc36fc46aac22d50e82aa1aecfebca6769be007a575.exe | C:\Users\Public\Libraries\qblhtgdW.pif |
| PID 644 set thread context of 4744 | N/A | C:\Users\Public\Libraries\qblhtgdW.pif | C:\Users\Public\Libraries\qblhtgdW.pif |
| PID 644 set thread context of 4116 | N/A | C:\Users\Public\Libraries\qblhtgdW.pif | C:\Users\Public\Libraries\qblhtgdW.pif |
| PID 644 set thread context of 3112 | N/A | C:\Users\Public\Libraries\qblhtgdW.pif | C:\Users\Public\Libraries\qblhtgdW.pif |
Script User-Agent
| Description | Indicator | Process | Target |
| HTTP User-Agent header | Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5) | N/A | N/A |
| 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\Public\Libraries\qblhtgdW.pif | N/A |
| N/A | N/A | C:\Users\Public\Libraries\qblhtgdW.pif | N/A |
| N/A | N/A | C:\Users\Public\Libraries\qblhtgdW.pif | N/A |
| N/A | N/A | C:\Users\Public\Libraries\qblhtgdW.pif | N/A |
| N/A | N/A | C:\Users\Public\Libraries\qblhtgdW.pif | N/A |
| N/A | N/A | C:\Users\Public\Libraries\qblhtgdW.pif | N/A |
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Public\Libraries\qblhtgdW.pif | N/A |
| N/A | N/A | C:\Users\Public\Libraries\qblhtgdW.pif | N/A |
| N/A | N/A | C:\Users\Public\Libraries\qblhtgdW.pif | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Public\Libraries\qblhtgdW.pif | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Public\Libraries\qblhtgdW.pif | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\fe0cbe46b1c846b98e6e7bc36fc46aac22d50e82aa1aecfebca6769be007a575.exe
"C:\Users\Admin\AppData\Local\Temp\fe0cbe46b1c846b98e6e7bc36fc46aac22d50e82aa1aecfebca6769be007a575.exe"
C:\Windows\SysWOW64\extrac32.exe
C:\\Windows\\System32\\extrac32.exe /C /Y C:\Users\Admin\AppData\Local\Temp\fe0cbe46b1c846b98e6e7bc36fc46aac22d50e82aa1aecfebca6769be007a575.exe C:\\Users\\Public\\Libraries\\Wdgthlbq.PIF
C:\Users\Public\Libraries\qblhtgdW.pif
C:\Users\Public\Libraries\qblhtgdW.pif
C:\Users\Public\Libraries\qblhtgdW.pif
C:\Users\Public\Libraries\qblhtgdW.pif /stext "C:\Users\Admin\AppData\Local\Temp\vlcbb"
C:\Users\Public\Libraries\qblhtgdW.pif
C:\Users\Public\Libraries\qblhtgdW.pif /stext "C:\Users\Admin\AppData\Local\Temp\xfpmuhxvi"
C:\Users\Public\Libraries\qblhtgdW.pif
C:\Users\Public\Libraries\qblhtgdW.pif /stext "C:\Users\Admin\AppData\Local\Temp\hhvevahwwvpl"
Network
| Country | Destination | Domain | Proto |
| NL | 52.142.223.178:80 | tcp | |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 68.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.142.211.20.in-addr.arpa | udp |
| GB | 23.44.234.16:80 | tcp | |
| US | 8.8.8.8:53 | onedrive.live.com | udp |
| US | 13.107.137.11:443 | onedrive.live.com | tcp |
| US | 13.107.137.11:443 | onedrive.live.com | tcp |
| US | 8.8.8.8:53 | amkv5g.dm.files.1drv.com | udp |
| US | 13.107.42.12:443 | amkv5g.dm.files.1drv.com | tcp |
| US | 8.8.8.8:53 | 11.137.107.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 12.42.107.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 172.245.208.13:4445 | tcp | |
| US | 8.8.8.8:53 | 13.208.245.172.in-addr.arpa | udp |
| US | 172.245.208.13:4445 | 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 | 50.33.237.178.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 159.113.53.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 79.121.231.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
Files
memory/4044-0-0x0000000000A00000-0x0000000000A01000-memory.dmp
memory/4044-1-0x0000000003F60000-0x0000000004F60000-memory.dmp
memory/4044-2-0x0000000003F60000-0x0000000004F60000-memory.dmp
memory/4044-4-0x0000000000400000-0x00000000004F1000-memory.dmp
C:\Users\Public\Libraries\qblhtgdW.pif
| MD5 | c116d3604ceafe7057d77ff27552c215 |
| SHA1 | 452b14432fb5758b46f2897aeccd89f7c82a727d |
| SHA256 | 7bcdc2e607abc65ef93afd009c3048970d9e8d1c2a18fc571562396b13ebb301 |
| SHA512 | 9202a00eeaf4c5be94de32fd41bfea40fc32d368955d49b7bad2b5c23c4ebc92dccb37d99f5a14e53ad674b63f1baa6efb1feb27225c86693ead3262a26d66c6 |
memory/644-15-0x0000000000400000-0x0000000001400000-memory.dmp
memory/644-12-0x0000000000400000-0x0000000001400000-memory.dmp
memory/644-17-0x0000000000400000-0x0000000001400000-memory.dmp
memory/644-19-0x0000000000400000-0x0000000001400000-memory.dmp
memory/644-20-0x0000000000400000-0x0000000001400000-memory.dmp
memory/644-22-0x0000000000400000-0x0000000001400000-memory.dmp
memory/644-23-0x0000000000400000-0x0000000001400000-memory.dmp
memory/644-24-0x0000000000400000-0x0000000001400000-memory.dmp
memory/644-25-0x0000000000400000-0x0000000001400000-memory.dmp
memory/644-26-0x0000000000400000-0x0000000001400000-memory.dmp
memory/644-28-0x0000000000400000-0x0000000001400000-memory.dmp
memory/644-30-0x0000000000400000-0x0000000001400000-memory.dmp
memory/4744-31-0x0000000000400000-0x0000000000478000-memory.dmp
memory/4744-34-0x0000000000400000-0x0000000000478000-memory.dmp
memory/4744-35-0x0000000000400000-0x0000000000478000-memory.dmp
memory/4744-40-0x0000000000400000-0x0000000000478000-memory.dmp
memory/4116-44-0x0000000000400000-0x0000000000462000-memory.dmp
memory/3112-45-0x0000000000400000-0x0000000000424000-memory.dmp
memory/4116-47-0x0000000000400000-0x0000000000462000-memory.dmp
memory/4744-52-0x0000000000400000-0x0000000000478000-memory.dmp
memory/3112-53-0x0000000000400000-0x0000000000424000-memory.dmp
memory/3112-56-0x0000000000400000-0x0000000000424000-memory.dmp
memory/3112-55-0x0000000000400000-0x0000000000424000-memory.dmp
memory/4116-46-0x0000000000400000-0x0000000000462000-memory.dmp
memory/4116-39-0x0000000000400000-0x0000000000462000-memory.dmp
memory/644-60-0x0000000026510000-0x0000000026529000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\vlcbb
| MD5 | 789c726863f720a7ba5d255e7a000734 |
| SHA1 | 0427bac5473ae472d38f2f03e8de82d2dfb1a302 |
| SHA256 | 2dbc369b0667f9cd7459735e998c13ffb3a06b91024e8d483f7776b292a9b627 |
| SHA512 | e469fd47e55e9c0548bb63868d57ec66f3c50ad69686cfaabd4a0e1e160ef56dc74caabc3643622b2c1769b026ea6a5651e0cc18f1d64e8454feb4fa529e1ce8 |
memory/644-58-0x0000000000400000-0x0000000000482000-memory.dmp
memory/644-63-0x0000000026510000-0x0000000026529000-memory.dmp
memory/644-64-0x0000000026510000-0x0000000026529000-memory.dmp
memory/644-65-0x0000000026510000-0x0000000026529000-memory.dmp
memory/644-66-0x0000000026510000-0x0000000026529000-memory.dmp
memory/644-67-0x0000000000400000-0x0000000001400000-memory.dmp
memory/644-70-0x0000000000400000-0x0000000000482000-memory.dmp
C:\ProgramData\remcos\logs.dat
| MD5 | 38359a56d2c98b08a691b1795c85adc0 |
| SHA1 | e81eba4a330e8a03e7fc8b1e94b50eb5b691631b |
| SHA256 | f292f1151bc28f39b2e7f5ef06d035f32156cce408f10219a6aff600dbdfed4f |
| SHA512 | 7700dff600c96893cbcb5fa37d3334463b6fe8b989335ede20cd585a5a5c347413e6e1baf9f9b88d5de11da37fbed1199edb32b2e66979f1aa1830a034374836 |
memory/644-73-0x0000000000400000-0x0000000001400000-memory.dmp
memory/644-74-0x0000000000400000-0x0000000001400000-memory.dmp
memory/644-75-0x0000000000400000-0x0000000000482000-memory.dmp
memory/644-77-0x0000000026510000-0x0000000026529000-memory.dmp
memory/644-79-0x0000000000400000-0x0000000000482000-memory.dmp
memory/644-82-0x0000000000400000-0x0000000000482000-memory.dmp
memory/644-85-0x0000000000400000-0x0000000001400000-memory.dmp
memory/644-86-0x0000000000400000-0x0000000001400000-memory.dmp
memory/644-87-0x0000000000400000-0x0000000000482000-memory.dmp
memory/644-90-0x0000000000400000-0x0000000000482000-memory.dmp
memory/644-93-0x0000000000400000-0x0000000000482000-memory.dmp
memory/644-96-0x0000000000400000-0x0000000001400000-memory.dmp
memory/644-97-0x0000000000400000-0x0000000001400000-memory.dmp
memory/644-98-0x0000000000400000-0x0000000000482000-memory.dmp
memory/644-101-0x0000000000400000-0x0000000000482000-memory.dmp
memory/644-104-0x0000000000400000-0x0000000000482000-memory.dmp
memory/644-107-0x0000000000400000-0x0000000000482000-memory.dmp
memory/644-108-0x0000000000400000-0x0000000001400000-memory.dmp
memory/644-109-0x0000000000400000-0x0000000001400000-memory.dmp