Analysis
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max time kernel
149s -
max time network
144s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
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submitted
07-04-2024 01:19
General
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Target
b1f7d2a6fee6eb162c9e154b565ee6fe95c6e03fa15bef35d8c14663b844087c.exe
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Size
894KB
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MD5
9af50ddc8887f5389642c602ab333581
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SHA1
20d348837ef05b6ed0eccd3300fce74c8038c599
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SHA256
b1f7d2a6fee6eb162c9e154b565ee6fe95c6e03fa15bef35d8c14663b844087c
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SHA512
fc903cf2c987c30fac85421416ecdd5f57b773b33c62cc5acdabbd10fd01160dbc02ce86a4064776b0a2cd36e782da44931c4ac3d4ef3f6620af2d516f5f9d50
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SSDEEP
24576:bHYmq2tNBlF1qaf1etRc/dZeBrHO3ein9mUO:DYUtNBlP1etRcVZeBrupo/
Malware Config
Extracted
remcos
RemoteHost
paygateme.net:2286
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audio_folder
MicRecords
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audio_record_time
5
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connect_delay
0
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connect_interval
1
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copy_file
remcos.exe
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copy_folder
Remcos
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delete_file
false
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hide_file
false
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hide_keylog_file
false
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install_flag
false
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keylog_crypt
false
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keylog_file
logs.dat
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keylog_flag
false
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keylog_folder
remcos
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mouse_option
false
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mutex
Rmc-WTDTSU
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screenshot_crypt
true
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screenshot_flag
true
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screenshot_folder
Screenshots
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screenshot_path
%AppData%
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screenshot_time
1
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take_screenshot_option
false
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take_screenshot_time
5
Signatures
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Remcos
Remcos is a closed-source remote control and surveillance software.
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Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003) 23 IoCs
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Detects executables built or packed with MPress PE compressor 17 IoCs
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Detects executables packed with SmartAssembly 2 IoCs
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Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 2 IoCs
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Detects executables referencing many email and collaboration clients. Observed in information stealers 2 IoCs
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NirSoft MailPassView 2 IoCs
Password recovery tool for various email clients
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NirSoft WebBrowserPassView 2 IoCs
Password recovery tool for various web browsers
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Nirsoft 6 IoCs
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
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Suspicious use of SetThreadContext 4 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious behavior: EnumeratesProcesses 15 IoCs
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Suspicious behavior: MapViewOfSection 4 IoCs
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Suspicious use of AdjustPrivilegeToken 3 IoCs
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Suspicious use of SetWindowsHookEx 1 IoCs
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Suspicious use of WriteProcessMemory 36 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\b1f7d2a6fee6eb162c9e154b565ee6fe95c6e03fa15bef35d8c14663b844087c.exe"C:\Users\Admin\AppData\Local\Temp\b1f7d2a6fee6eb162c9e154b565ee6fe95c6e03fa15bef35d8c14663b844087c.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\mmznklFQRO.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\mmznklFQRO" /XML "C:\Users\Admin\AppData\Local\Temp\tmp8CCF.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\b1f7d2a6fee6eb162c9e154b565ee6fe95c6e03fa15bef35d8c14663b844087c.exe"C:\Users\Admin\AppData\Local\Temp\b1f7d2a6fee6eb162c9e154b565ee6fe95c6e03fa15bef35d8c14663b844087c.exe"2⤵
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C:\Users\Admin\AppData\Local\Temp\b1f7d2a6fee6eb162c9e154b565ee6fe95c6e03fa15bef35d8c14663b844087c.exe"C:\Users\Admin\AppData\Local\Temp\b1f7d2a6fee6eb162c9e154b565ee6fe95c6e03fa15bef35d8c14663b844087c.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\b1f7d2a6fee6eb162c9e154b565ee6fe95c6e03fa15bef35d8c14663b844087c.exeC:\Users\Admin\AppData\Local\Temp\b1f7d2a6fee6eb162c9e154b565ee6fe95c6e03fa15bef35d8c14663b844087c.exe /stext "C:\Users\Admin\AppData\Local\Temp\zqfietqgzrlnjbvzzlfomzpjqfiizc"3⤵
- Suspicious behavior: EnumeratesProcesses
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C:\Users\Admin\AppData\Local\Temp\b1f7d2a6fee6eb162c9e154b565ee6fe95c6e03fa15bef35d8c14663b844087c.exeC:\Users\Admin\AppData\Local\Temp\b1f7d2a6fee6eb162c9e154b565ee6fe95c6e03fa15bef35d8c14663b844087c.exe /stext "C:\Users\Admin\AppData\Local\Temp\kkkaxlbzvzdslhrdiwsqpebsztajandrbq"3⤵
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C:\Users\Admin\AppData\Local\Temp\b1f7d2a6fee6eb162c9e154b565ee6fe95c6e03fa15bef35d8c14663b844087c.exeC:\Users\Admin\AppData\Local\Temp\b1f7d2a6fee6eb162c9e154b565ee6fe95c6e03fa15bef35d8c14663b844087c.exe /stext "C:\Users\Admin\AppData\Local\Temp\kkkaxlbzvzdslhrdiwsqpebsztajandrbq"3⤵
- Accesses Microsoft Outlook accounts
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C:\Users\Admin\AppData\Local\Temp\b1f7d2a6fee6eb162c9e154b565ee6fe95c6e03fa15bef35d8c14663b844087c.exeC:\Users\Admin\AppData\Local\Temp\b1f7d2a6fee6eb162c9e154b565ee6fe95c6e03fa15bef35d8c14663b844087c.exe /stext "C:\Users\Admin\AppData\Local\Temp\mfqtye"3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
144B
MD57d90dc9c95df0395d3c4e5e79df27ad1
SHA140b6b86a6c6aa1c14fbce5f2ae1c1b19da2dbd8d
SHA2564892b764a09236e56c8628203e4b623f428d164c55f6d2c6fda92e7d5683a45c
SHA512c6696723060b429292469af31346638b89394b81b9afcf3041d956f081693ebdee5dbc62f113e1c2255f7e03871aafbc198d6606d5b57cac2bcdde57317787c0
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
1KB
MD5a8c13f3b0891b057b07a872aee2912bb
SHA103bbc10839cac8842229be92796ce7594430df59
SHA2560b999e341a279d23531884b08fa1f2f0112be315f22f2142aef625079603dde6
SHA512a21777036a2ce5fc40ac12e17bd731bde2cc0e7e741764dbdc840c3cd86fac571789f1d019c8d31a41e7319749a9cbf12219d9bd4af7aa1c019f7aa60fe757c3
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Filesize
4KB
MD563a3d218b0d233efc9806729feba705a
SHA13cda6c59e0b8115d8538c8ff0d94a49294d516ac
SHA25666ceb453b5931baa8d942d514cc1dcc41a24ab59313c0621daa9920bd0566bfd
SHA512d0cfb106b57a4e90523c194d073a131bc65461d8e792b0be51aef89aa413dded53c2aba723fc677f68b1211411a0e105b5771cafa045d3e11d54db578577b683
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Filesize
520KB
-
Filesize
520KB
-
Filesize
520KB
-
Filesize
520KB
-
Filesize
520KB
-
Filesize
520KB
-
Filesize
520KB
-
Filesize
520KB
-
Filesize
520KB
-
Filesize
520KB
-
Filesize
520KB
-
Filesize
520KB
-
Filesize
520KB
-
Filesize
520KB
-
Filesize
100KB
-
Filesize
520KB
-
Filesize
520KB
-
Filesize
520KB
-
Filesize
520KB
-
Filesize
100KB
-
Filesize
520KB
-
Filesize
520KB
-
Filesize
100KB
-
Filesize
520KB
-
Filesize
100KB
-
Filesize
100KB
-
Filesize
520KB
-
Filesize
520KB
-
Filesize
40KB
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Filesize
5.6MB
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Filesize
584KB
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Filesize
64KB
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Filesize
920KB
-
Filesize
7.7MB
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Filesize
7.7MB
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Filesize
7.7MB
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Filesize
624KB
-
Filesize
768KB
-
Filesize
48KB
-
Filesize
64KB
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Filesize
6.5MB
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Filesize
136KB
-
Filesize
40KB
-
Filesize
68KB
-
Filesize
104KB
-
Filesize
56KB
-
Filesize
80KB
-
Filesize
104KB
-
Filesize
32KB
-
Filesize
7.7MB
-
Filesize
216KB
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Filesize
7.7MB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
408KB
-
Filesize
408KB
-
Filesize
6.2MB
-
Filesize
64KB
-
Filesize
3.3MB
-
Filesize
600KB
-
Filesize
120KB
-
Filesize
304KB
-
Filesize
652KB
-
Filesize
64KB
-
Filesize
120KB
-
Filesize
304KB
-
Filesize
200KB
-
Filesize
144KB
-
Filesize
144KB
-
Filesize
144KB
-
Filesize
144KB
-
Filesize
480KB
-
Filesize
480KB
-
Filesize
480KB
-
Filesize
480KB
-
Filesize
392KB
-
Filesize
392KB
-
Filesize
392KB
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Filesize
392KB