Analysis
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max time kernel
150s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20231127-en -
resource tags
arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system -
submitted
05/12/2023, 21:14
Static task
static1
Behavioral task
behavioral1
Sample
$R6B2ZGV.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
$R6B2ZGV.exe
Resource
win10-20231129-en
Behavioral task
behavioral3
Sample
$R6B2ZGV.exe
Resource
win10v2004-20231127-en
General
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Target
$R6B2ZGV.exe
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Size
895KB
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MD5
7f32f76a211c294f6e280b5f6867f2b0
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SHA1
008da0b94b792b4d4810a000336a37651090e9ed
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SHA256
996fec4254ba09feade637d40971b6472912961128f6ad353ec4fe0405f0cc70
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SHA512
1ac208de202c91a038f468a0fba3f3b4f09fa92c4a1d21cca4eda21cf40fe99f245424e6f485327b232a23eaa444419efa96384c3b88f6b0106f81efdb7388c9
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SSDEEP
12288:Sk4lrraD+fm31WPSq3CgCDBPifM1TimdE/3OLjRyX/03xP46L9FI:Sk4lXPfm3gqzB6k1Ts/k2cxHL9F
Malware Config
Extracted
remcos
RemoteHost
167.114.189.33:2404
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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-7ZDF66
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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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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-1-5-21-3635043082-2972811465-3176142135-1000\Control Panel\International\Geo\Nation $R6B2ZGV.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2652 set thread context of 924 2652 $R6B2ZGV.exe 111 -
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.
pid Process 2060 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 2652 $R6B2ZGV.exe 2652 $R6B2ZGV.exe 2652 $R6B2ZGV.exe 2652 $R6B2ZGV.exe 2652 $R6B2ZGV.exe 2652 $R6B2ZGV.exe 2652 $R6B2ZGV.exe 2652 $R6B2ZGV.exe 1128 powershell.exe 1128 powershell.exe 3100 powershell.exe 3100 powershell.exe 3100 powershell.exe 1128 powershell.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 2652 $R6B2ZGV.exe Token: SeDebugPrivilege 3100 powershell.exe Token: SeDebugPrivilege 1128 powershell.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 924 $R6B2ZGV.exe -
Suspicious use of WriteProcessMemory 21 IoCs
description pid Process procid_target PID 2652 wrote to memory of 3100 2652 $R6B2ZGV.exe 105 PID 2652 wrote to memory of 3100 2652 $R6B2ZGV.exe 105 PID 2652 wrote to memory of 3100 2652 $R6B2ZGV.exe 105 PID 2652 wrote to memory of 1128 2652 $R6B2ZGV.exe 107 PID 2652 wrote to memory of 1128 2652 $R6B2ZGV.exe 107 PID 2652 wrote to memory of 1128 2652 $R6B2ZGV.exe 107 PID 2652 wrote to memory of 2060 2652 $R6B2ZGV.exe 109 PID 2652 wrote to memory of 2060 2652 $R6B2ZGV.exe 109 PID 2652 wrote to memory of 2060 2652 $R6B2ZGV.exe 109 PID 2652 wrote to memory of 924 2652 $R6B2ZGV.exe 111 PID 2652 wrote to memory of 924 2652 $R6B2ZGV.exe 111 PID 2652 wrote to memory of 924 2652 $R6B2ZGV.exe 111 PID 2652 wrote to memory of 924 2652 $R6B2ZGV.exe 111 PID 2652 wrote to memory of 924 2652 $R6B2ZGV.exe 111 PID 2652 wrote to memory of 924 2652 $R6B2ZGV.exe 111 PID 2652 wrote to memory of 924 2652 $R6B2ZGV.exe 111 PID 2652 wrote to memory of 924 2652 $R6B2ZGV.exe 111 PID 2652 wrote to memory of 924 2652 $R6B2ZGV.exe 111 PID 2652 wrote to memory of 924 2652 $R6B2ZGV.exe 111 PID 2652 wrote to memory of 924 2652 $R6B2ZGV.exe 111 PID 2652 wrote to memory of 924 2652 $R6B2ZGV.exe 111
Processes
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C:\Users\Admin\AppData\Local\Temp\$R6B2ZGV.exe"C:\Users\Admin\AppData\Local\Temp\$R6B2ZGV.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2652 -
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\$R6B2ZGV.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3100
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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\XpBeYEmkGU.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1128
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\XpBeYEmkGU" /XML "C:\Users\Admin\AppData\Local\Temp\tmp1B5E.tmp"2⤵
- Creates scheduled task(s)
PID:2060
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C:\Users\Admin\AppData\Local\Temp\$R6B2ZGV.exe"C:\Users\Admin\AppData\Local\Temp\$R6B2ZGV.exe"2⤵
- Suspicious use of SetWindowsHookEx
PID:924
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
144B
MD5b442f149c3f66d6ecbe4702da1f482d2
SHA1689d0f1a0408525a02721133ec3bc318b35fbadf
SHA256002660185acfbab7ef08f34443bea9ca0475b5605658a3444fcb6ca595069e0e
SHA512e68d08ac2537c99d0b744e47832da65a013c50cedf80eac323c499570541830609114fc7b0d1352bb9e41ca3dab72038652a6a5ec24e0564c3eb5b2cc9a844b1
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Filesize
2KB
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
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Filesize
18KB
MD503fe1d12014fd5501d41b6875073ee2a
SHA163d84c2501b86daf02732007b818c1b43c304fb7
SHA256fe9d0178e218c23a42380315a35d48ed61da77d09da990bae3a7803ba1ec7d52
SHA512048c5b425df64c0e161ee3c6356e3e8dcd23df9b83b4570488a630064e3396ed47038f93abce33aeca1dbc548eab998b1a1b59100b69a3da375663f5963c5916
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
1KB
MD5979fbf3816c9686f80f5f3fbd7b3d8e5
SHA1f69712c461b3be2723e10f518d6b39c292af3f5b
SHA2568a03493de085beca894193e5d1a842b3e19f83b437d91e9cca06741d91ef6004
SHA51246cabb0e99389d1edd53416132cc4860cb4e20d51566accea985a9503a5bbbbe46d26e5047a2a8b6b6f8bd9cf7bc21f4e0faade35e4658916e25236f4e2524e5