remcos | e6284eafa60ee032f4517d1ce32329cf9a43918aed4026e68b486bc0986bd392 | Triage

Resubmissions

09-04-2024 14:14

240409-rj3fvsce6t 10

09-04-2024 14:14

240409-rj2vbsce6s 10

09-04-2024 14:14

240409-rj18ssce51 10

09-04-2024 14:14

240409-rj1x2ahb79 10

04-04-2024 02:44

240404-c8cjeada69 10

Analysis

max time kernel
1800s
max time network
1169s
platform
windows11-21h2_x64
resource
win11-20240221-en
resource tags

arch:x64arch:x86image:win11-20240221-enlocale:en-usos:windows11-21h2-x64system
submitted
09-04-2024 14:14

Sharing

Report Analysis Logs

General

Target

e6284eafa60ee032f4517d1ce32329cf9a43918aed4026e68b486bc0986bd392.exe
Size

522KB
MD5

366b352bad65c71445747135fe315aec
SHA1

4307b086d0a9f38d0cf4620e4f3f6ac77e7d6d3f
SHA256

e6284eafa60ee032f4517d1ce32329cf9a43918aed4026e68b486bc0986bd392
SHA512

49f75b2c87e3d2b78901c05c0fef7011d1ea5de6d91d4eeca8dd8b9c7229efabd015b5b03501c1e4e4bd93fccae336520ecb04d6c00eb57123fc8e68ec4541a1
SSDEEP

12288:YiVvIoaAY5T3SBGmWb7T/CWX8/hbAqm4lgova5WMvEAmD:rIoN+jSBMT/k/Vrm4Cuc

Score

10^/10

remcos gg rat

Malware Config

Extracted

Family

remcos

Version

1.7 Pro

Botnet

gg

C2

62.102.148.185:9771

Attributes

audio_folder
audio
audio_path
%AppData%
audio_record_time
5
connect_delay
0
connect_interval
5
copy_file
remcos.exe
copy_folder
remcos
delete_file
false
hide_file
false
hide_keylog_file
false
install_flag
false
install_path
%AppData%
keylog_crypt
false
keylog_file
logs.dat
keylog_flag
false
keylog_folder
newstart
keylog_path
%AppData%
mouse_option
false
mutex
remcos_wgwfvnfssp
screenshot_crypt
false
screenshot_flag
false
screenshot_folder
Screens
screenshot_path
%AppData%
screenshot_time
1
startup_value
remcos
take_screenshot_option
false
take_screenshot_time
5

Signatures

Remcos
Remcos is a closed-source remote control and surveillance software.
rat remcos

Suspicious use of SetThreadContext 1 IoCs

Processes:

e6284eafa60ee032f4517d1ce32329cf9a43918aed4026e68b486bc0986bd392.exe

description	pid	process	target process
PID 1140 set thread context of 4832	1140	e6284eafa60ee032f4517d1ce32329cf9a43918aed4026e68b486bc0986bd392.exe	e6284eafa60ee032f4517d1ce32329cf9a43918aed4026e68b486bc0986bd392.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task/Job
T1053

Processes:

schtasks.exe

pid process

1544 schtasks.exe

Suspicious behavior: EnumeratesProcesses 14 IoCs

Processes:

e6284eafa60ee032f4517d1ce32329cf9a43918aed4026e68b486bc0986bd392.exepowershell.exepowershell.exe

pid	process
1140	e6284eafa60ee032f4517d1ce32329cf9a43918aed4026e68b486bc0986bd392.exe
1140	e6284eafa60ee032f4517d1ce32329cf9a43918aed4026e68b486bc0986bd392.exe
1140	e6284eafa60ee032f4517d1ce32329cf9a43918aed4026e68b486bc0986bd392.exe
1140	e6284eafa60ee032f4517d1ce32329cf9a43918aed4026e68b486bc0986bd392.exe
1140	e6284eafa60ee032f4517d1ce32329cf9a43918aed4026e68b486bc0986bd392.exe
1140	e6284eafa60ee032f4517d1ce32329cf9a43918aed4026e68b486bc0986bd392.exe
1140	e6284eafa60ee032f4517d1ce32329cf9a43918aed4026e68b486bc0986bd392.exe
1140	e6284eafa60ee032f4517d1ce32329cf9a43918aed4026e68b486bc0986bd392.exe
1140	e6284eafa60ee032f4517d1ce32329cf9a43918aed4026e68b486bc0986bd392.exe
1140	e6284eafa60ee032f4517d1ce32329cf9a43918aed4026e68b486bc0986bd392.exe
4516	powershell.exe
704	powershell.exe
4516	powershell.exe
704	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

e6284eafa60ee032f4517d1ce32329cf9a43918aed4026e68b486bc0986bd392.exepowershell.exepowershell.exe

description	pid	process
Token: SeDebugPrivilege	1140	e6284eafa60ee032f4517d1ce32329cf9a43918aed4026e68b486bc0986bd392.exe
Token: SeDebugPrivilege	704	powershell.exe
Token: SeDebugPrivilege	4516	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

e6284eafa60ee032f4517d1ce32329cf9a43918aed4026e68b486bc0986bd392.exe

pid process

4832 e6284eafa60ee032f4517d1ce32329cf9a43918aed4026e68b486bc0986bd392.exe

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

e6284eafa60ee032f4517d1ce32329cf9a43918aed4026e68b486bc0986bd392.exe

description	pid	process	target process
PID 1140 wrote to memory of 704	1140	e6284eafa60ee032f4517d1ce32329cf9a43918aed4026e68b486bc0986bd392.exe	powershell.exe
PID 1140 wrote to memory of 704	1140	e6284eafa60ee032f4517d1ce32329cf9a43918aed4026e68b486bc0986bd392.exe	powershell.exe
PID 1140 wrote to memory of 704	1140	e6284eafa60ee032f4517d1ce32329cf9a43918aed4026e68b486bc0986bd392.exe	powershell.exe
PID 1140 wrote to memory of 4516	1140	e6284eafa60ee032f4517d1ce32329cf9a43918aed4026e68b486bc0986bd392.exe	powershell.exe
PID 1140 wrote to memory of 4516	1140	e6284eafa60ee032f4517d1ce32329cf9a43918aed4026e68b486bc0986bd392.exe	powershell.exe
PID 1140 wrote to memory of 4516	1140	e6284eafa60ee032f4517d1ce32329cf9a43918aed4026e68b486bc0986bd392.exe	powershell.exe
PID 1140 wrote to memory of 1544	1140	e6284eafa60ee032f4517d1ce32329cf9a43918aed4026e68b486bc0986bd392.exe	schtasks.exe
PID 1140 wrote to memory of 1544	1140	e6284eafa60ee032f4517d1ce32329cf9a43918aed4026e68b486bc0986bd392.exe	schtasks.exe
PID 1140 wrote to memory of 1544	1140	e6284eafa60ee032f4517d1ce32329cf9a43918aed4026e68b486bc0986bd392.exe	schtasks.exe
PID 1140 wrote to memory of 4832	1140	e6284eafa60ee032f4517d1ce32329cf9a43918aed4026e68b486bc0986bd392.exe	e6284eafa60ee032f4517d1ce32329cf9a43918aed4026e68b486bc0986bd392.exe
PID 1140 wrote to memory of 4832	1140	e6284eafa60ee032f4517d1ce32329cf9a43918aed4026e68b486bc0986bd392.exe	e6284eafa60ee032f4517d1ce32329cf9a43918aed4026e68b486bc0986bd392.exe
PID 1140 wrote to memory of 4832	1140	e6284eafa60ee032f4517d1ce32329cf9a43918aed4026e68b486bc0986bd392.exe	e6284eafa60ee032f4517d1ce32329cf9a43918aed4026e68b486bc0986bd392.exe
PID 1140 wrote to memory of 4832	1140	e6284eafa60ee032f4517d1ce32329cf9a43918aed4026e68b486bc0986bd392.exe	e6284eafa60ee032f4517d1ce32329cf9a43918aed4026e68b486bc0986bd392.exe
PID 1140 wrote to memory of 4832	1140	e6284eafa60ee032f4517d1ce32329cf9a43918aed4026e68b486bc0986bd392.exe	e6284eafa60ee032f4517d1ce32329cf9a43918aed4026e68b486bc0986bd392.exe
PID 1140 wrote to memory of 4832	1140	e6284eafa60ee032f4517d1ce32329cf9a43918aed4026e68b486bc0986bd392.exe	e6284eafa60ee032f4517d1ce32329cf9a43918aed4026e68b486bc0986bd392.exe
PID 1140 wrote to memory of 4832	1140	e6284eafa60ee032f4517d1ce32329cf9a43918aed4026e68b486bc0986bd392.exe	e6284eafa60ee032f4517d1ce32329cf9a43918aed4026e68b486bc0986bd392.exe
PID 1140 wrote to memory of 4832	1140	e6284eafa60ee032f4517d1ce32329cf9a43918aed4026e68b486bc0986bd392.exe	e6284eafa60ee032f4517d1ce32329cf9a43918aed4026e68b486bc0986bd392.exe
PID 1140 wrote to memory of 4832	1140	e6284eafa60ee032f4517d1ce32329cf9a43918aed4026e68b486bc0986bd392.exe	e6284eafa60ee032f4517d1ce32329cf9a43918aed4026e68b486bc0986bd392.exe

C:\Users\Admin\AppData\Local\Temp\e6284eafa60ee032f4517d1ce32329cf9a43918aed4026e68b486bc0986bd392.exe
"C:\Users\Admin\AppData\Local\Temp\e6284eafa60ee032f4517d1ce32329cf9a43918aed4026e68b486bc0986bd392.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1140

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\e6284eafa60ee032f4517d1ce32329cf9a43918aed4026e68b486bc0986bd392.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:704

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\gAmdlUtlZn.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4516

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\gAmdlUtlZn" /XML "C:\Users\Admin\AppData\Local\Temp\tmpEE57.tmp"
2⤵
- Creates scheduled task(s)
PID:1544

C:\Users\Admin\AppData\Local\Temp\e6284eafa60ee032f4517d1ce32329cf9a43918aed4026e68b486bc0986bd392.exe
"C:\Users\Admin\AppData\Local\Temp\e6284eafa60ee032f4517d1ce32329cf9a43918aed4026e68b486bc0986bd392.exe"
2⤵
- Suspicious use of SetWindowsHookEx
PID:4832

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

Persistence

Scheduled Task/Job

Privilege Escalation

Scheduled Task/Job

Defense Evasion

Credential Access

Discovery

System Information Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Filesize
2KB

MD5
d0c46cad6c0778401e21910bd6b56b70

SHA1
7be418951ea96326aca445b8dfe449b2bfa0dca6

SHA256
9600b3fdf0565ccb49e21656aa4b24d7c18f776bfd04d9ee984b134707550f02

SHA512
057531b468f7fbbb2175a696a8aab274dec0d17d9f71df309edcff35e064f3378050066a3df47ccd03048fac461594ec75e3d4fe64f9dd79949d129f51e02949

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Filesize
18KB

MD5
472630deade7164b44dcbfcc510893e3

SHA1
803a9e8ed77d1d8cb7d7fb409233872567f14438

SHA256
4d1da9ea90bac1aac3f3f82f69dc1e2490ca941420ac42466330977584bff122

SHA512
59ce194ebbdb2d2478fd8dd8c9616a4241ff2f207138952433f9bfbd4115a56c707031aac042444ba46dc97c8c1e8ed9c6126afb6e05f046f78a0739050ef9ee

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_hf2g30yx.tgw.ps1
Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpEE57.tmp
Filesize
1KB

MD5
6982f48fe6b0d2a3d13dbdf014f6fc71

SHA1
30e8a30cb90b1ff67b1aefd6b67ad5a2540f4b67

SHA256
693ca4840664a48f1131428deec81a75de7afb499d0f2015a6eb5232c3d2e394

SHA512
25402ece10853f5cd67055bf50cb5c02b4059fe72e94388cf83e96bc9639a9f4d35a7b82bc3578739e4021820ff046605dd03f05f85ab158201b40f55bc41594

Download Submit
memory/704-81-0x0000000006FD0000-0x0000000006FDA000-memory.dmp

Filesize
40KB

Download
memory/704-82-0x00000000071E0000-0x0000000007276000-memory.dmp

Filesize
600KB

Download
memory/704-57-0x000000007FE00000-0x000000007FE10000-memory.dmp

Filesize
64KB

Download
memory/704-56-0x00000000048F0000-0x0000000004900000-memory.dmp

Filesize
64KB

Download
memory/704-59-0x0000000070AB0000-0x0000000070AFC000-memory.dmp

Filesize
304KB

Download
memory/704-53-0x0000000005C20000-0x0000000005C3E000-memory.dmp

Filesize
120KB

Download
memory/704-69-0x0000000006DB0000-0x0000000006DCE000-memory.dmp

Filesize
120KB

Download
memory/704-80-0x0000000007590000-0x0000000007C0A000-memory.dmp

Filesize
6.5MB

Download
memory/704-16-0x0000000004760000-0x0000000004796000-memory.dmp

Filesize
216KB

Download
memory/704-17-0x0000000074810000-0x0000000074FC1000-memory.dmp

Filesize
7.7MB

Download
memory/704-18-0x00000000048F0000-0x0000000004900000-memory.dmp

Filesize
64KB

Download
memory/704-19-0x00000000048F0000-0x0000000004900000-memory.dmp

Filesize
64KB

Download
memory/704-93-0x0000000074810000-0x0000000074FC1000-memory.dmp

Filesize
7.7MB

Download
memory/704-21-0x0000000004F30000-0x000000000555A000-memory.dmp

Filesize
6.2MB

Download
memory/704-58-0x0000000006DD0000-0x0000000006E04000-memory.dmp

Filesize
208KB

Download
memory/704-85-0x00000000071A0000-0x00000000071B5000-memory.dmp

Filesize
84KB

Download
memory/704-86-0x00000000072A0000-0x00000000072BA000-memory.dmp

Filesize
104KB

Download
memory/704-87-0x0000000007290000-0x0000000007298000-memory.dmp

Filesize
32KB

Download
memory/704-27-0x0000000005590000-0x00000000055B2000-memory.dmp

Filesize
136KB

Download
memory/1140-10-0x0000000074810000-0x0000000074FC1000-memory.dmp

Filesize
7.7MB

Download
memory/1140-32-0x0000000074810000-0x0000000074FC1000-memory.dmp

Filesize
7.7MB

Download
memory/1140-3-0x0000000005640000-0x00000000056D2000-memory.dmp

Filesize
584KB

Download
memory/1140-5-0x00000000055E0000-0x00000000055EA000-memory.dmp

Filesize
40KB

Download
memory/1140-4-0x00000000055D0000-0x00000000055E0000-memory.dmp

Filesize
64KB

Download
memory/1140-11-0x00000000055D0000-0x00000000055E0000-memory.dmp

Filesize
64KB

Download
memory/1140-2-0x0000000005BF0000-0x0000000006196000-memory.dmp

Filesize
5.6MB

Download
memory/1140-1-0x0000000000AA0000-0x0000000000B28000-memory.dmp

Filesize
544KB

Download
memory/1140-9-0x0000000007F00000-0x0000000007F9C000-memory.dmp

Filesize
624KB

Download
memory/1140-0-0x0000000074810000-0x0000000074FC1000-memory.dmp

Filesize
7.7MB

Download
memory/1140-8-0x0000000006AE0000-0x0000000006B3E000-memory.dmp

Filesize
376KB

Download
memory/1140-7-0x0000000005BA0000-0x0000000005BAC000-memory.dmp

Filesize
48KB

Download
memory/1140-6-0x0000000005790000-0x00000000057A2000-memory.dmp

Filesize
72KB

Download
memory/4516-60-0x0000000070AB0000-0x0000000070AFC000-memory.dmp

Filesize
304KB

Download
memory/4516-83-0x0000000007020000-0x0000000007031000-memory.dmp

Filesize
68KB

Download
memory/4516-54-0x0000000005B80000-0x0000000005BCC000-memory.dmp

Filesize
304KB

Download
memory/4516-22-0x0000000074810000-0x0000000074FC1000-memory.dmp

Filesize
7.7MB

Download
memory/4516-78-0x0000000006CF0000-0x0000000006D94000-memory.dmp

Filesize
656KB

Download
memory/4516-79-0x0000000006E10000-0x0000000006E2A000-memory.dmp

Filesize
104KB

Download
memory/4516-51-0x0000000005620000-0x0000000005977000-memory.dmp

Filesize
3.3MB

Download
memory/4516-94-0x0000000074810000-0x0000000074FC1000-memory.dmp

Filesize
7.7MB

Download
memory/4516-31-0x00000000055B0000-0x0000000005616000-memory.dmp

Filesize
408KB

Download
memory/4516-55-0x0000000004760000-0x0000000004770000-memory.dmp

Filesize
64KB

Download
memory/4516-84-0x0000000007050000-0x000000000705E000-memory.dmp

Filesize
56KB

Download
memory/4516-24-0x0000000004760000-0x0000000004770000-memory.dmp

Filesize
64KB

Download
memory/4516-29-0x00000000053D0000-0x0000000005436000-memory.dmp

Filesize
408KB

Download
memory/4516-23-0x0000000004760000-0x0000000004770000-memory.dmp

Filesize
64KB

Download
memory/4832-25-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/4832-30-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/4832-33-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/4832-52-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/4832-96-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download