Analysis Overview
SHA256
1aedcb18ce4460c5eecd34016cb42308b2f8ac1ddc51fb265b45200116a19de9
Threat Level: Known bad
The file 1aedcb18ce4460c5eecd34016cb42308b2f8ac1ddc51fb265b45200116a19de9.exe was found to be: Known bad.
Malicious Activity Summary
ModiLoader, DBatLoader
Remcos
Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers
NirSoft MailPassView
NirSoft WebBrowserPassView
Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003)
ModiLoader Second Stage
Nirsoft
Detects executables referencing many email and collaboration clients. Observed in information stealers
Detects executables built or packed with MPress PE compressor
Executes dropped EXE
Reads user/profile data of web browsers
Accesses Microsoft Outlook accounts
Adds Run key to start application
Suspicious use of SetThreadContext
Unsigned PE
Program crash
Suspicious use of SetWindowsHookEx
Script User-Agent
Suspicious behavior: MapViewOfSection
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-04-08 01:07
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-04-08 01:07
Reported
2024-04-08 01:09
Platform
win7-20231129-en
Max time kernel
140s
Max time network
123s
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\1aedcb18ce4460c5eecd34016cb42308b2f8ac1ddc51fb265b45200116a19de9.exe |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2244 wrote to memory of 1320 | N/A | C:\Users\Admin\AppData\Local\Temp\1aedcb18ce4460c5eecd34016cb42308b2f8ac1ddc51fb265b45200116a19de9.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2244 wrote to memory of 1320 | N/A | C:\Users\Admin\AppData\Local\Temp\1aedcb18ce4460c5eecd34016cb42308b2f8ac1ddc51fb265b45200116a19de9.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2244 wrote to memory of 1320 | N/A | C:\Users\Admin\AppData\Local\Temp\1aedcb18ce4460c5eecd34016cb42308b2f8ac1ddc51fb265b45200116a19de9.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2244 wrote to memory of 1320 | N/A | C:\Users\Admin\AppData\Local\Temp\1aedcb18ce4460c5eecd34016cb42308b2f8ac1ddc51fb265b45200116a19de9.exe | C:\Windows\SysWOW64\WerFault.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\1aedcb18ce4460c5eecd34016cb42308b2f8ac1ddc51fb265b45200116a19de9.exe
"C:\Users\Admin\AppData\Local\Temp\1aedcb18ce4460c5eecd34016cb42308b2f8ac1ddc51fb265b45200116a19de9.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2244 -s 688
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/2244-0-0x0000000000220000-0x0000000000221000-memory.dmp
memory/2244-1-0x00000000031A0000-0x00000000041A0000-memory.dmp
memory/2244-2-0x00000000031A0000-0x00000000041A0000-memory.dmp
memory/2244-4-0x0000000000220000-0x0000000000221000-memory.dmp
memory/2244-5-0x0000000000400000-0x00000000004F1000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-04-08 01:07
Reported
2024-04-08 01:10
Platform
win10v2004-20240226-en
Max time kernel
149s
Max time network
151s
Command Line
Signatures
ModiLoader, DBatLoader
Remcos
Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003)
| Description | Indicator | Process | Target |
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Detects executables built or packed with MPress PE compressor
| Description | Indicator | Process | Target |
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Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Detects executables referencing many email and collaboration clients. Observed in information stealers
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
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 |
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Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Public\Libraries\mlxcdpnH.pif | N/A |
| N/A | N/A | C:\Users\Public\Libraries\mlxcdpnH.pif | N/A |
| N/A | N/A | C:\Users\Public\Libraries\mlxcdpnH.pif | N/A |
| N/A | N/A | C:\Users\Public\Libraries\mlxcdpnH.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\mlxcdpnH.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\Hnpdcxlm = "C:\\Users\\Public\\Hnpdcxlm.url" | C:\Users\Admin\AppData\Local\Temp\1aedcb18ce4460c5eecd34016cb42308b2f8ac1ddc51fb265b45200116a19de9.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 4544 set thread context of 1812 | N/A | C:\Users\Admin\AppData\Local\Temp\1aedcb18ce4460c5eecd34016cb42308b2f8ac1ddc51fb265b45200116a19de9.exe | C:\Users\Public\Libraries\mlxcdpnH.pif |
| PID 1812 set thread context of 3088 | N/A | C:\Users\Public\Libraries\mlxcdpnH.pif | C:\Users\Public\Libraries\mlxcdpnH.pif |
| PID 1812 set thread context of 4136 | N/A | C:\Users\Public\Libraries\mlxcdpnH.pif | C:\Users\Public\Libraries\mlxcdpnH.pif |
| PID 1812 set thread context of 4444 | N/A | C:\Users\Public\Libraries\mlxcdpnH.pif | C:\Users\Public\Libraries\mlxcdpnH.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\mlxcdpnH.pif | N/A |
| N/A | N/A | C:\Users\Public\Libraries\mlxcdpnH.pif | N/A |
| N/A | N/A | C:\Users\Public\Libraries\mlxcdpnH.pif | N/A |
| N/A | N/A | C:\Users\Public\Libraries\mlxcdpnH.pif | N/A |
| N/A | N/A | C:\Users\Public\Libraries\mlxcdpnH.pif | N/A |
| N/A | N/A | C:\Users\Public\Libraries\mlxcdpnH.pif | N/A |
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Public\Libraries\mlxcdpnH.pif | N/A |
| N/A | N/A | C:\Users\Public\Libraries\mlxcdpnH.pif | N/A |
| N/A | N/A | C:\Users\Public\Libraries\mlxcdpnH.pif | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Public\Libraries\mlxcdpnH.pif | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Public\Libraries\mlxcdpnH.pif | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\1aedcb18ce4460c5eecd34016cb42308b2f8ac1ddc51fb265b45200116a19de9.exe
"C:\Users\Admin\AppData\Local\Temp\1aedcb18ce4460c5eecd34016cb42308b2f8ac1ddc51fb265b45200116a19de9.exe"
C:\Windows\SysWOW64\extrac32.exe
C:\\Windows\\System32\\extrac32.exe /C /Y C:\Users\Admin\AppData\Local\Temp\1aedcb18ce4460c5eecd34016cb42308b2f8ac1ddc51fb265b45200116a19de9.exe C:\\Users\\Public\\Libraries\\Hnpdcxlm.PIF
C:\Users\Public\Libraries\mlxcdpnH.pif
C:\Users\Public\Libraries\mlxcdpnH.pif
C:\Users\Public\Libraries\mlxcdpnH.pif
C:\Users\Public\Libraries\mlxcdpnH.pif /stext "C:\Users\Admin\AppData\Local\Temp\garw"
C:\Users\Public\Libraries\mlxcdpnH.pif
C:\Users\Public\Libraries\mlxcdpnH.pif /stext "C:\Users\Admin\AppData\Local\Temp\juxgazk"
C:\Users\Public\Libraries\mlxcdpnH.pif
C:\Users\Public\Libraries\mlxcdpnH.pif /stext "C:\Users\Admin\AppData\Local\Temp\twcztsvnfj"
Network
| Country | Destination | Domain | Proto |
| GB | 23.44.234.16:80 | tcp | |
| US | 8.8.8.8:53 | 79.121.231.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.150.49.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.205.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 74.32.126.40.in-addr.arpa | udp |
| 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 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | mqsfqg.dm.files.1drv.com | udp |
| US | 13.107.42.12:443 | mqsfqg.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 | 12.42.107.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.142.211.20.in-addr.arpa | udp |
| US | 172.245.208.13:4445 | tcp | |
| 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 | 13.208.245.172.in-addr.arpa | udp |
| 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 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 11.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 23.173.189.20.in-addr.arpa | udp |
Files
memory/4544-0-0x00000000006F0000-0x00000000006F1000-memory.dmp
memory/4544-1-0x0000000004120000-0x0000000005120000-memory.dmp
memory/4544-2-0x0000000004120000-0x0000000005120000-memory.dmp
memory/4544-4-0x0000000000400000-0x00000000004F1000-memory.dmp
memory/1812-12-0x0000000000400000-0x0000000001400000-memory.dmp
C:\Users\Public\Libraries\mlxcdpnH.pif
| MD5 | c116d3604ceafe7057d77ff27552c215 |
| SHA1 | 452b14432fb5758b46f2897aeccd89f7c82a727d |
| SHA256 | 7bcdc2e607abc65ef93afd009c3048970d9e8d1c2a18fc571562396b13ebb301 |
| SHA512 | 9202a00eeaf4c5be94de32fd41bfea40fc32d368955d49b7bad2b5c23c4ebc92dccb37d99f5a14e53ad674b63f1baa6efb1feb27225c86693ead3262a26d66c6 |
memory/1812-15-0x0000000000400000-0x0000000001400000-memory.dmp
memory/1812-17-0x0000000000400000-0x0000000001400000-memory.dmp
memory/1812-19-0x0000000000400000-0x0000000001400000-memory.dmp
memory/1812-20-0x0000000000400000-0x0000000001400000-memory.dmp
memory/1812-22-0x0000000000400000-0x0000000001400000-memory.dmp
memory/1812-23-0x0000000000400000-0x0000000001400000-memory.dmp
memory/1812-24-0x0000000000400000-0x0000000001400000-memory.dmp
memory/1812-25-0x0000000000400000-0x0000000001400000-memory.dmp
memory/1812-26-0x0000000000400000-0x0000000001400000-memory.dmp
memory/1812-27-0x0000000000400000-0x0000000001400000-memory.dmp
memory/1812-28-0x0000000000400000-0x0000000001400000-memory.dmp
memory/1812-30-0x0000000000400000-0x0000000001400000-memory.dmp
memory/4136-33-0x0000000000400000-0x0000000000462000-memory.dmp
memory/3088-37-0x0000000000400000-0x0000000000478000-memory.dmp
memory/4444-40-0x0000000000400000-0x0000000000424000-memory.dmp
memory/4444-48-0x0000000000400000-0x0000000000424000-memory.dmp
memory/4136-47-0x0000000000400000-0x0000000000462000-memory.dmp
memory/4444-54-0x0000000000400000-0x0000000000424000-memory.dmp
memory/4444-55-0x0000000000400000-0x0000000000424000-memory.dmp
memory/4136-45-0x0000000000400000-0x0000000000462000-memory.dmp
memory/3088-41-0x0000000000400000-0x0000000000478000-memory.dmp
memory/4136-38-0x0000000000400000-0x0000000000462000-memory.dmp
memory/3088-31-0x0000000000400000-0x0000000000478000-memory.dmp
memory/3088-58-0x0000000000400000-0x0000000000478000-memory.dmp
memory/1812-61-0x000000003E320000-0x000000003E339000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\garw
| MD5 | 789c726863f720a7ba5d255e7a000734 |
| SHA1 | 0427bac5473ae472d38f2f03e8de82d2dfb1a302 |
| SHA256 | 2dbc369b0667f9cd7459735e998c13ffb3a06b91024e8d483f7776b292a9b627 |
| SHA512 | e469fd47e55e9c0548bb63868d57ec66f3c50ad69686cfaabd4a0e1e160ef56dc74caabc3643622b2c1769b026ea6a5651e0cc18f1d64e8454feb4fa529e1ce8 |
memory/1812-65-0x000000003E320000-0x000000003E339000-memory.dmp
memory/1812-66-0x000000003E320000-0x000000003E339000-memory.dmp
memory/1812-64-0x000000003E320000-0x000000003E339000-memory.dmp
memory/1812-67-0x0000000000400000-0x0000000001400000-memory.dmp
memory/1812-69-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1812-72-0x0000000000400000-0x0000000000482000-memory.dmp
C:\ProgramData\remcos\logs.dat
| MD5 | a213e7265ac106c117feac7de9aa166f |
| SHA1 | a4bfea2d8d692dd993c9702fdcb2988803fc71d0 |
| SHA256 | 86b65fca8efb59dd1d403236412f37a80c542ead8b624d14973ea79a6c6e660f |
| SHA512 | 89e0cd7556568c9c0461f51155e7cc2cd66e4c1cefd306f405c01bec68e6f95715877a738777755ab1945eefdae91bb4c7ade6659c6ff515dd88a173511f2cba |
memory/1812-75-0x000000003E320000-0x000000003E339000-memory.dmp
memory/1812-77-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1812-78-0x0000000000400000-0x0000000001400000-memory.dmp
memory/1812-79-0x0000000000400000-0x0000000001400000-memory.dmp
memory/1812-82-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1812-84-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1812-87-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1812-89-0x0000000000400000-0x0000000001400000-memory.dmp
memory/1812-90-0x0000000000400000-0x0000000001400000-memory.dmp
memory/1812-92-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1812-95-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1812-99-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1812-100-0x0000000000400000-0x0000000001400000-memory.dmp
memory/1812-101-0x0000000000400000-0x0000000001400000-memory.dmp
memory/1812-104-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1812-106-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1812-109-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1812-111-0x0000000000400000-0x0000000001400000-memory.dmp
memory/1812-112-0x0000000000400000-0x0000000001400000-memory.dmp