Analysis
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max time kernel
149s -
max time network
147s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
17-12-2024 15:44
General
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Target
DHL AWB_NO_90785388091.scr
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Size
1.0MB
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MD5
ad02c1d63098791b74efafd0f684956e
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SHA1
8036d3f0acfc9aaa164b8a7e8af64e6068a492c7
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SHA256
8111eaa8541605d148824165100a381556716c3c73aadee3f938bfc036756863
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SHA512
5b276c9651f2858cbfe2109733e9d93ec735d7687289bf53b921cfc2002e216ba551136270c5d292a3c829582ffef7c92cbb17f25c5e089148c3517fef457b3b
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SSDEEP
24576:kLu2uOrtwKPRr/6f3ffazcU3nkTTeZi64UX+FUX0lojqIu2:klu0wSYfEc4kfezXKUP
Malware Config
Extracted
remcos
hdyebf
decmainserver.webredirect.org:45682
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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
46875-RPQWNM
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screenshot_crypt
false
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screenshot_flag
false
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screenshot_folder
Screenshots
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screenshot_path
%AppData%
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screenshot_time
10
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startup_value
Remcos
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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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Remcos family
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Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
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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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Suspicious use of SetThreadContext 1 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 4 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
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Scheduled Task/Job: Scheduled Task 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 4 IoCs
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Suspicious use of AdjustPrivilegeToken 2 IoCs
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Suspicious use of WriteProcessMemory 21 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\DHL AWB_NO_90785388091.scr"C:\Users\Admin\AppData\Local\Temp\DHL AWB_NO_90785388091.scr" /S1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- 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\WaZnHi.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\WaZnHi" /XML "C:\Users\Admin\AppData\Local\Temp\tmpAC0F.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
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C:\Users\Admin\AppData\Local\Temp\DHL AWB_NO_90785388091.scr"C:\Users\Admin\AppData\Local\Temp\DHL AWB_NO_90785388091.scr"2⤵
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C:\Users\Admin\AppData\Local\Temp\DHL AWB_NO_90785388091.scr"C:\Users\Admin\AppData\Local\Temp\DHL AWB_NO_90785388091.scr"2⤵
- System Location Discovery: System Language Discovery
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
1KB
MD569e59226c59ff0acd75d727e3529a7ae
SHA1cd8ecb60b5e8ae31ccfabc903f43b78d1d1b6346
SHA25678b6f3d0e73f3ad39883538506985f04a90f9f47efd3bf5a55ae7c399334a54d
SHA5120aab4caacdf8c1fa762d61a7e3aac39bd408f4201605e0591157abe62959c1cbc9a24051b6bcaa5af77bb06ba49050346d8fc37ddd197a19e97cd25cfcc64a59
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Filesize
624KB
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Filesize
584KB
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Filesize
7.7MB
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Filesize
40KB
-
Filesize
5.6MB
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Filesize
152KB
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Filesize
4KB
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Filesize
7.7MB
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Filesize
768KB
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Filesize
4KB
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Filesize
1.0MB
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Filesize
7.7MB
-
Filesize
136KB
-
Filesize
104KB
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Filesize
7.7MB
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Filesize
7.7MB
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Filesize
32KB
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Filesize
6.2MB
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Filesize
7.7MB
-
Filesize
408KB
-
Filesize
7.7MB
-
Filesize
408KB
-
Filesize
3.3MB
-
Filesize
80KB
-
Filesize
56KB
-
Filesize
120KB
-
Filesize
216KB
-
Filesize
304KB
-
Filesize
68KB
-
Filesize
600KB
-
Filesize
40KB
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Filesize
104KB
-
Filesize
200KB
-
Filesize
304KB
-
Filesize
120KB
-
Filesize
652KB
-
Filesize
6.5MB
-
Filesize
508KB
-
Filesize
508KB
-
Filesize
508KB
-
Filesize
508KB
-
Filesize
508KB
-
Filesize
508KB
-
Filesize
508KB
-
Filesize
508KB
-
Filesize
508KB
-
Filesize
508KB
-
Filesize
508KB
-
Filesize
508KB
-
Filesize
508KB
-
Filesize
508KB
-
Filesize
508KB
-
Filesize
508KB
-
Filesize
508KB
-
Filesize
508KB