Analysis
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max time kernel
149s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
13-11-2024 18:08
Static task
static1
Behavioral task
behavioral1
Sample
af5e154a353470228f0929245ef3eed1f151a962a68116d56a18b8619f83c77c.exe
Resource
win7-20240903-en
General
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Target
af5e154a353470228f0929245ef3eed1f151a962a68116d56a18b8619f83c77c.exe
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Size
894KB
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MD5
7d297c7ac8ae14d5431181b79d20831b
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SHA1
3aa890021a9ce5071ace233e72096e21a481c153
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SHA256
af5e154a353470228f0929245ef3eed1f151a962a68116d56a18b8619f83c77c
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SHA512
4dfae8095bfc722b872ac7cbb6a96dc302893c6de8c33c7b67fdbd34645387bf463f42060e4cc50f91f8586cb9ec2ff599937d91970a7c4698ad46dff186f201
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SSDEEP
12288:260nsDt02aQqTSpqdtQxIUPXnohqsMtc18p1THM4yHXxKoO3XdgO6wSmvL:21naampqdGTocsEcn467O3XdgrkL
Malware Config
Extracted
remcos
czt
aadavidron.duckdns.org:53848
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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
Windeep.exe
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copy_folder
AppDir
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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-FS2BKT
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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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take_screenshot_option
false
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take_screenshot_time
5
Signatures
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Remcos family
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Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
pid Process 2252 powershell.exe 460 powershell.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Control Panel\International\Geo\Nation af5e154a353470228f0929245ef3eed1f151a962a68116d56a18b8619f83c77c.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 876 set thread context of 2680 876 af5e154a353470228f0929245ef3eed1f151a962a68116d56a18b8619f83c77c.exe 101 -
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 5 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language af5e154a353470228f0929245ef3eed1f151a962a68116d56a18b8619f83c77c.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language af5e154a353470228f0929245ef3eed1f151a962a68116d56a18b8619f83c77c.exe -
Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2208 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 8 IoCs
pid Process 460 powershell.exe 2252 powershell.exe 876 af5e154a353470228f0929245ef3eed1f151a962a68116d56a18b8619f83c77c.exe 876 af5e154a353470228f0929245ef3eed1f151a962a68116d56a18b8619f83c77c.exe 876 af5e154a353470228f0929245ef3eed1f151a962a68116d56a18b8619f83c77c.exe 876 af5e154a353470228f0929245ef3eed1f151a962a68116d56a18b8619f83c77c.exe 2252 powershell.exe 460 powershell.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 2252 powershell.exe Token: SeDebugPrivilege 460 powershell.exe Token: SeDebugPrivilege 876 af5e154a353470228f0929245ef3eed1f151a962a68116d56a18b8619f83c77c.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2680 af5e154a353470228f0929245ef3eed1f151a962a68116d56a18b8619f83c77c.exe -
Suspicious use of WriteProcessMemory 25 IoCs
description pid Process procid_target PID 876 wrote to memory of 2252 876 af5e154a353470228f0929245ef3eed1f151a962a68116d56a18b8619f83c77c.exe 93 PID 876 wrote to memory of 2252 876 af5e154a353470228f0929245ef3eed1f151a962a68116d56a18b8619f83c77c.exe 93 PID 876 wrote to memory of 2252 876 af5e154a353470228f0929245ef3eed1f151a962a68116d56a18b8619f83c77c.exe 93 PID 876 wrote to memory of 460 876 af5e154a353470228f0929245ef3eed1f151a962a68116d56a18b8619f83c77c.exe 95 PID 876 wrote to memory of 460 876 af5e154a353470228f0929245ef3eed1f151a962a68116d56a18b8619f83c77c.exe 95 PID 876 wrote to memory of 460 876 af5e154a353470228f0929245ef3eed1f151a962a68116d56a18b8619f83c77c.exe 95 PID 876 wrote to memory of 2208 876 af5e154a353470228f0929245ef3eed1f151a962a68116d56a18b8619f83c77c.exe 97 PID 876 wrote to memory of 2208 876 af5e154a353470228f0929245ef3eed1f151a962a68116d56a18b8619f83c77c.exe 97 PID 876 wrote to memory of 2208 876 af5e154a353470228f0929245ef3eed1f151a962a68116d56a18b8619f83c77c.exe 97 PID 876 wrote to memory of 3900 876 af5e154a353470228f0929245ef3eed1f151a962a68116d56a18b8619f83c77c.exe 99 PID 876 wrote to memory of 3900 876 af5e154a353470228f0929245ef3eed1f151a962a68116d56a18b8619f83c77c.exe 99 PID 876 wrote to memory of 3900 876 af5e154a353470228f0929245ef3eed1f151a962a68116d56a18b8619f83c77c.exe 99 PID 876 wrote to memory of 3600 876 af5e154a353470228f0929245ef3eed1f151a962a68116d56a18b8619f83c77c.exe 100 PID 876 wrote to memory of 3600 876 af5e154a353470228f0929245ef3eed1f151a962a68116d56a18b8619f83c77c.exe 100 PID 876 wrote to memory of 3600 876 af5e154a353470228f0929245ef3eed1f151a962a68116d56a18b8619f83c77c.exe 100 PID 876 wrote to memory of 2680 876 af5e154a353470228f0929245ef3eed1f151a962a68116d56a18b8619f83c77c.exe 101 PID 876 wrote to memory of 2680 876 af5e154a353470228f0929245ef3eed1f151a962a68116d56a18b8619f83c77c.exe 101 PID 876 wrote to memory of 2680 876 af5e154a353470228f0929245ef3eed1f151a962a68116d56a18b8619f83c77c.exe 101 PID 876 wrote to memory of 2680 876 af5e154a353470228f0929245ef3eed1f151a962a68116d56a18b8619f83c77c.exe 101 PID 876 wrote to memory of 2680 876 af5e154a353470228f0929245ef3eed1f151a962a68116d56a18b8619f83c77c.exe 101 PID 876 wrote to memory of 2680 876 af5e154a353470228f0929245ef3eed1f151a962a68116d56a18b8619f83c77c.exe 101 PID 876 wrote to memory of 2680 876 af5e154a353470228f0929245ef3eed1f151a962a68116d56a18b8619f83c77c.exe 101 PID 876 wrote to memory of 2680 876 af5e154a353470228f0929245ef3eed1f151a962a68116d56a18b8619f83c77c.exe 101 PID 876 wrote to memory of 2680 876 af5e154a353470228f0929245ef3eed1f151a962a68116d56a18b8619f83c77c.exe 101 PID 876 wrote to memory of 2680 876 af5e154a353470228f0929245ef3eed1f151a962a68116d56a18b8619f83c77c.exe 101
Processes
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C:\Users\Admin\AppData\Local\Temp\af5e154a353470228f0929245ef3eed1f151a962a68116d56a18b8619f83c77c.exe"C:\Users\Admin\AppData\Local\Temp\af5e154a353470228f0929245ef3eed1f151a962a68116d56a18b8619f83c77c.exe"1⤵
- 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
PID:876 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\af5e154a353470228f0929245ef3eed1f151a962a68116d56a18b8619f83c77c.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2252
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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\VSNeHYIHmY.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:460
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\VSNeHYIHmY" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC97A.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:2208
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C:\Users\Admin\AppData\Local\Temp\af5e154a353470228f0929245ef3eed1f151a962a68116d56a18b8619f83c77c.exe"C:\Users\Admin\AppData\Local\Temp\af5e154a353470228f0929245ef3eed1f151a962a68116d56a18b8619f83c77c.exe"2⤵PID:3900
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C:\Users\Admin\AppData\Local\Temp\af5e154a353470228f0929245ef3eed1f151a962a68116d56a18b8619f83c77c.exe"C:\Users\Admin\AppData\Local\Temp\af5e154a353470228f0929245ef3eed1f151a962a68116d56a18b8619f83c77c.exe"2⤵PID:3600
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C:\Users\Admin\AppData\Local\Temp\af5e154a353470228f0929245ef3eed1f151a962a68116d56a18b8619f83c77c.exe"C:\Users\Admin\AppData\Local\Temp\af5e154a353470228f0929245ef3eed1f151a962a68116d56a18b8619f83c77c.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:2680
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
144B
MD5ead1d5e906e72a2fd55240f503a2c71a
SHA1152a4865922d6e9615b2b97130f830357e7d2c7c
SHA25669b94da8f93708b6c4b0a877b8eb89751fa9cfaea6f3716a1a772ebb4bf43378
SHA5128a4d9a23c55654389bbacfa1376e6f0fe4013a5e10167410fdd9a4898732ba05cf8f7609d1c0c7d5e6328b26beecb44f90192de79dabd09b7fb05bf9f79d47e0
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Filesize
2KB
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
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Filesize
18KB
MD58758f65c687eb0355c01735587811dae
SHA143f6eef906518e653111256fb83ac7a1a3f467b4
SHA256c2b304eff4acbe37584e19ecd37c1f9255d9b9dcbc8a5bb8ce1052e3084d44d6
SHA512f1282db89dc22c32cbd26fd42bb3085b34f98c0d93bf3c5503ac165c881d27475748d214df961fcb610fc5b4cc7780e33d9ae13eb24bfe1fdb2af26d32a6f889
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
1KB
MD5f6e953b75122114f61889279c75e1e34
SHA17c9888455cbff573513f190b3802be0ad7c952a4
SHA25684174df299a50e7fd049a360bb18129a6eb5230d0401bab46da2d6456d758374
SHA512d327792f394f3899d06bb5f23dbf63c54728a2832efc8e3a8670f1de451a04158c0c8a13161e488245e7c2236bfcf02079aeca170e32af6bae8af969f8dae080