Analysis
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max time kernel
119s -
max time network
120s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
01-10-2024 02:52
Static task
static1
Behavioral task
behavioral1
Sample
a4abb3ad06e430c4eb3680557906025432c8f112bcfa7fbeadab35a17a9bc709N.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
a4abb3ad06e430c4eb3680557906025432c8f112bcfa7fbeadab35a17a9bc709N.exe
Resource
win10v2004-20240802-en
General
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Target
a4abb3ad06e430c4eb3680557906025432c8f112bcfa7fbeadab35a17a9bc709N.exe
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Size
911KB
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MD5
2dac846348dd99ba41ca115317967970
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SHA1
337e51258d6d9c2d1076be7e97e105e5372224e4
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SHA256
a4abb3ad06e430c4eb3680557906025432c8f112bcfa7fbeadab35a17a9bc709
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SHA512
c6c993c13880209f7f68a356916a1703898c60b88178752327cbf77bb7946bebdcdcbf9c47eb3521db7a0f1d4943468e0969a335edd05174574b486dabef583c
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SSDEEP
24576:TH8WHLjRWytfvM5//x9XmjAEeCjHXOYXohfX1mdI:wWHPM4n2//TmcEeCjv4hfU
Malware Config
Extracted
remcos
RemoteHost
103.198.26.25:96
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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-IPUJM4
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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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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 1148 powershell.exe 4352 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-1-5-21-2718105630-359604950-2820636825-1000\Control Panel\International\Geo\Nation a4abb3ad06e430c4eb3680557906025432c8f112bcfa7fbeadab35a17a9bc709N.exe -
Uses the VBS compiler for execution 1 TTPs
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Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2264 set thread context of 908 2264 a4abb3ad06e430c4eb3680557906025432c8f112bcfa7fbeadab35a17a9bc709N.exe 97 -
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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language a4abb3ad06e430c4eb3680557906025432c8f112bcfa7fbeadab35a17a9bc709N.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 -
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 3676 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 10 IoCs
pid Process 2264 a4abb3ad06e430c4eb3680557906025432c8f112bcfa7fbeadab35a17a9bc709N.exe 4352 powershell.exe 1148 powershell.exe 2264 a4abb3ad06e430c4eb3680557906025432c8f112bcfa7fbeadab35a17a9bc709N.exe 2264 a4abb3ad06e430c4eb3680557906025432c8f112bcfa7fbeadab35a17a9bc709N.exe 2264 a4abb3ad06e430c4eb3680557906025432c8f112bcfa7fbeadab35a17a9bc709N.exe 2264 a4abb3ad06e430c4eb3680557906025432c8f112bcfa7fbeadab35a17a9bc709N.exe 2264 a4abb3ad06e430c4eb3680557906025432c8f112bcfa7fbeadab35a17a9bc709N.exe 1148 powershell.exe 4352 powershell.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 2264 a4abb3ad06e430c4eb3680557906025432c8f112bcfa7fbeadab35a17a9bc709N.exe Token: SeDebugPrivilege 4352 powershell.exe Token: SeDebugPrivilege 1148 powershell.exe -
Suspicious use of WriteProcessMemory 27 IoCs
description pid Process procid_target PID 2264 wrote to memory of 1148 2264 a4abb3ad06e430c4eb3680557906025432c8f112bcfa7fbeadab35a17a9bc709N.exe 89 PID 2264 wrote to memory of 1148 2264 a4abb3ad06e430c4eb3680557906025432c8f112bcfa7fbeadab35a17a9bc709N.exe 89 PID 2264 wrote to memory of 1148 2264 a4abb3ad06e430c4eb3680557906025432c8f112bcfa7fbeadab35a17a9bc709N.exe 89 PID 2264 wrote to memory of 4352 2264 a4abb3ad06e430c4eb3680557906025432c8f112bcfa7fbeadab35a17a9bc709N.exe 91 PID 2264 wrote to memory of 4352 2264 a4abb3ad06e430c4eb3680557906025432c8f112bcfa7fbeadab35a17a9bc709N.exe 91 PID 2264 wrote to memory of 4352 2264 a4abb3ad06e430c4eb3680557906025432c8f112bcfa7fbeadab35a17a9bc709N.exe 91 PID 2264 wrote to memory of 3676 2264 a4abb3ad06e430c4eb3680557906025432c8f112bcfa7fbeadab35a17a9bc709N.exe 93 PID 2264 wrote to memory of 3676 2264 a4abb3ad06e430c4eb3680557906025432c8f112bcfa7fbeadab35a17a9bc709N.exe 93 PID 2264 wrote to memory of 3676 2264 a4abb3ad06e430c4eb3680557906025432c8f112bcfa7fbeadab35a17a9bc709N.exe 93 PID 2264 wrote to memory of 380 2264 a4abb3ad06e430c4eb3680557906025432c8f112bcfa7fbeadab35a17a9bc709N.exe 95 PID 2264 wrote to memory of 380 2264 a4abb3ad06e430c4eb3680557906025432c8f112bcfa7fbeadab35a17a9bc709N.exe 95 PID 2264 wrote to memory of 380 2264 a4abb3ad06e430c4eb3680557906025432c8f112bcfa7fbeadab35a17a9bc709N.exe 95 PID 2264 wrote to memory of 4084 2264 a4abb3ad06e430c4eb3680557906025432c8f112bcfa7fbeadab35a17a9bc709N.exe 96 PID 2264 wrote to memory of 4084 2264 a4abb3ad06e430c4eb3680557906025432c8f112bcfa7fbeadab35a17a9bc709N.exe 96 PID 2264 wrote to memory of 4084 2264 a4abb3ad06e430c4eb3680557906025432c8f112bcfa7fbeadab35a17a9bc709N.exe 96 PID 2264 wrote to memory of 908 2264 a4abb3ad06e430c4eb3680557906025432c8f112bcfa7fbeadab35a17a9bc709N.exe 97 PID 2264 wrote to memory of 908 2264 a4abb3ad06e430c4eb3680557906025432c8f112bcfa7fbeadab35a17a9bc709N.exe 97 PID 2264 wrote to memory of 908 2264 a4abb3ad06e430c4eb3680557906025432c8f112bcfa7fbeadab35a17a9bc709N.exe 97 PID 2264 wrote to memory of 908 2264 a4abb3ad06e430c4eb3680557906025432c8f112bcfa7fbeadab35a17a9bc709N.exe 97 PID 2264 wrote to memory of 908 2264 a4abb3ad06e430c4eb3680557906025432c8f112bcfa7fbeadab35a17a9bc709N.exe 97 PID 2264 wrote to memory of 908 2264 a4abb3ad06e430c4eb3680557906025432c8f112bcfa7fbeadab35a17a9bc709N.exe 97 PID 2264 wrote to memory of 908 2264 a4abb3ad06e430c4eb3680557906025432c8f112bcfa7fbeadab35a17a9bc709N.exe 97 PID 2264 wrote to memory of 908 2264 a4abb3ad06e430c4eb3680557906025432c8f112bcfa7fbeadab35a17a9bc709N.exe 97 PID 2264 wrote to memory of 908 2264 a4abb3ad06e430c4eb3680557906025432c8f112bcfa7fbeadab35a17a9bc709N.exe 97 PID 2264 wrote to memory of 908 2264 a4abb3ad06e430c4eb3680557906025432c8f112bcfa7fbeadab35a17a9bc709N.exe 97 PID 2264 wrote to memory of 908 2264 a4abb3ad06e430c4eb3680557906025432c8f112bcfa7fbeadab35a17a9bc709N.exe 97 PID 2264 wrote to memory of 908 2264 a4abb3ad06e430c4eb3680557906025432c8f112bcfa7fbeadab35a17a9bc709N.exe 97
Processes
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C:\Users\Admin\AppData\Local\Temp\a4abb3ad06e430c4eb3680557906025432c8f112bcfa7fbeadab35a17a9bc709N.exe"C:\Users\Admin\AppData\Local\Temp\a4abb3ad06e430c4eb3680557906025432c8f112bcfa7fbeadab35a17a9bc709N.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:2264 -
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\a4abb3ad06e430c4eb3680557906025432c8f112bcfa7fbeadab35a17a9bc709N.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1148
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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\kAjpbIGVx.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4352
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\kAjpbIGVx" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9AF.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:3676
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"2⤵PID:380
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"2⤵PID:4084
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"2⤵PID:908
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
2KB
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
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Filesize
18KB
MD5ccf036d6d845f30258eb28754e9a5711
SHA1627206ed7ca93d9babf92b54ace929db4a895b5f
SHA2563c100fbf815087dec980aab6892ad42bc889fdb4851d6e1cbf3bbcba61667c86
SHA512594ac233bc33cfe96abb7a376212db61df449bf79c996e3ae4eb9d922660e854b4f2ae9313c282133436aaf175f83a68490f952a5a77968c32dd52f2c4f470bf
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
1KB
MD5be13e6775024cebc615229fd3c0d5729
SHA1882c0098bf0b367f29aa672127eef014b5592888
SHA25626119adae6ebbe2daa296f778013dc8269aaaecfd0c4a9e906c7f6eaaaa1d8cc
SHA51200b7e5fcb97444c7c67dd7f230945cd53a89839736a9e9f3f663461132b9becc6fb85e84dbea96c431278c0bea9f33bf9ef715302e974b53ffaea5175315eda1