remcos | 2d64f8cb8ab2484bdf5871b6cf1b9a7a1428163cb0cf48153bd5a19c61bc5e55

General

Target

e825cdfc2e4a1b1c6a56602cce16417f55e4f42c699cea18b4dddbbf85d9527f.exe
Size

966KB
MD5

f3e307899834694db498e895cac1dbfc
SHA1

70b232b365656082f79d07c4c4db584d90befa6f
SHA256

e825cdfc2e4a1b1c6a56602cce16417f55e4f42c699cea18b4dddbbf85d9527f
SHA512

da23dd49a1ef7b281eb90ddf1c166d4f30a35d0fee2ddafcd146932e4a429669724550d3451549a852361a0d1e09362b13545cace490944dba8afbb28f4def9e
SSDEEP

12288:24CMwo4aGsl0flTM3gk1LOjUnF5r1xyJnyrO2xM3agDrkPNCT7vI1Jhc0Xr1A:mF9TMprr3yRz2i9yNk7vI1Jhc4r

Score

10^/10

remcos remotehost rat

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

91.92.247.97:2505

stefracino.store:2505

Attributes

audio_folder
MicRecords
audio_record_time
5
connect_delay
0
connect_interval
1
copy_file
remcos.exe
copy_folder
Remcos
delete_file
false
hide_file
false
hide_keylog_file
true
install_flag
false
keylog_crypt
true
keylog_file
togs.dat
keylog_flag
false
keylog_folder
stefcos
mouse_option
false
mutex
Rmc-POOUYY
screenshot_crypt
false
screenshot_flag
false
screenshot_folder
Screenshots
screenshot_path
%AppData%
screenshot_time
10
startup_value
take_screenshot_option
false
take_screenshot_time
5

Signatures

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

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

e825cdfc2e4a1b1c6a56602cce16417f55e4f42c699cea18b4dddbbf85d9527f.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-259785868-298165991-4178590326-1000\Control Panel\International\Geo\Nation	e825cdfc2e4a1b1c6a56602cce16417f55e4f42c699cea18b4dddbbf85d9527f.exe

Uses the VBS compiler for execution 1 TTPs

Scripting
T1064
Suspicious use of SetThreadContext 1 IoCs

Processes:

e825cdfc2e4a1b1c6a56602cce16417f55e4f42c699cea18b4dddbbf85d9527f.exe

description pid process target process

PID 4420 set thread context of 760 4420 e825cdfc2e4a1b1c6a56602cce16417f55e4f42c699cea18b4dddbbf85d9527f.exe vbc.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

4976 schtasks.exe

description	pid	process	target process
PID 4420 set thread context of 760	4420	e825cdfc2e4a1b1c6a56602cce16417f55e4f42c699cea18b4dddbbf85d9527f.exe	vbc.exe

pid	process
4976	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

e825cdfc2e4a1b1c6a56602cce16417f55e4f42c699cea18b4dddbbf85d9527f.exepowershell.exepowershell.exe

pid	process
4420	e825cdfc2e4a1b1c6a56602cce16417f55e4f42c699cea18b4dddbbf85d9527f.exe
4392	powershell.exe
4756	powershell.exe
4420	e825cdfc2e4a1b1c6a56602cce16417f55e4f42c699cea18b4dddbbf85d9527f.exe
4392	powershell.exe
4756	powershell.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

vbc.exe

pid process

760 vbc.exe

pid	process
760	vbc.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

e825cdfc2e4a1b1c6a56602cce16417f55e4f42c699cea18b4dddbbf85d9527f.exepowershell.exepowershell.exe

description	pid	process
Token: SeDebugPrivilege	4420	e825cdfc2e4a1b1c6a56602cce16417f55e4f42c699cea18b4dddbbf85d9527f.exe
Token: SeDebugPrivilege	4392	powershell.exe
Token: SeDebugPrivilege	4756	powershell.exe

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

e825cdfc2e4a1b1c6a56602cce16417f55e4f42c699cea18b4dddbbf85d9527f.exe

description	pid	process	target process
PID 4420 wrote to memory of 4756	4420	e825cdfc2e4a1b1c6a56602cce16417f55e4f42c699cea18b4dddbbf85d9527f.exe	powershell.exe
PID 4420 wrote to memory of 4756	4420	e825cdfc2e4a1b1c6a56602cce16417f55e4f42c699cea18b4dddbbf85d9527f.exe	powershell.exe
PID 4420 wrote to memory of 4756	4420	e825cdfc2e4a1b1c6a56602cce16417f55e4f42c699cea18b4dddbbf85d9527f.exe	powershell.exe
PID 4420 wrote to memory of 4392	4420	e825cdfc2e4a1b1c6a56602cce16417f55e4f42c699cea18b4dddbbf85d9527f.exe	powershell.exe
PID 4420 wrote to memory of 4392	4420	e825cdfc2e4a1b1c6a56602cce16417f55e4f42c699cea18b4dddbbf85d9527f.exe	powershell.exe
PID 4420 wrote to memory of 4392	4420	e825cdfc2e4a1b1c6a56602cce16417f55e4f42c699cea18b4dddbbf85d9527f.exe	powershell.exe
PID 4420 wrote to memory of 4976	4420	e825cdfc2e4a1b1c6a56602cce16417f55e4f42c699cea18b4dddbbf85d9527f.exe	schtasks.exe
PID 4420 wrote to memory of 4976	4420	e825cdfc2e4a1b1c6a56602cce16417f55e4f42c699cea18b4dddbbf85d9527f.exe	schtasks.exe
PID 4420 wrote to memory of 4976	4420	e825cdfc2e4a1b1c6a56602cce16417f55e4f42c699cea18b4dddbbf85d9527f.exe	schtasks.exe
PID 4420 wrote to memory of 760	4420	e825cdfc2e4a1b1c6a56602cce16417f55e4f42c699cea18b4dddbbf85d9527f.exe	vbc.exe
PID 4420 wrote to memory of 760	4420	e825cdfc2e4a1b1c6a56602cce16417f55e4f42c699cea18b4dddbbf85d9527f.exe	vbc.exe
PID 4420 wrote to memory of 760	4420	e825cdfc2e4a1b1c6a56602cce16417f55e4f42c699cea18b4dddbbf85d9527f.exe	vbc.exe
PID 4420 wrote to memory of 760	4420	e825cdfc2e4a1b1c6a56602cce16417f55e4f42c699cea18b4dddbbf85d9527f.exe	vbc.exe
PID 4420 wrote to memory of 760	4420	e825cdfc2e4a1b1c6a56602cce16417f55e4f42c699cea18b4dddbbf85d9527f.exe	vbc.exe
PID 4420 wrote to memory of 760	4420	e825cdfc2e4a1b1c6a56602cce16417f55e4f42c699cea18b4dddbbf85d9527f.exe	vbc.exe
PID 4420 wrote to memory of 760	4420	e825cdfc2e4a1b1c6a56602cce16417f55e4f42c699cea18b4dddbbf85d9527f.exe	vbc.exe
PID 4420 wrote to memory of 760	4420	e825cdfc2e4a1b1c6a56602cce16417f55e4f42c699cea18b4dddbbf85d9527f.exe	vbc.exe
PID 4420 wrote to memory of 760	4420	e825cdfc2e4a1b1c6a56602cce16417f55e4f42c699cea18b4dddbbf85d9527f.exe	vbc.exe
PID 4420 wrote to memory of 760	4420	e825cdfc2e4a1b1c6a56602cce16417f55e4f42c699cea18b4dddbbf85d9527f.exe	vbc.exe
PID 4420 wrote to memory of 760	4420	e825cdfc2e4a1b1c6a56602cce16417f55e4f42c699cea18b4dddbbf85d9527f.exe	vbc.exe
PID 4420 wrote to memory of 760	4420	e825cdfc2e4a1b1c6a56602cce16417f55e4f42c699cea18b4dddbbf85d9527f.exe	vbc.exe

C:\Users\Admin\AppData\Local\Temp\e825cdfc2e4a1b1c6a56602cce16417f55e4f42c699cea18b4dddbbf85d9527f.exe
"C:\Users\Admin\AppData\Local\Temp\e825cdfc2e4a1b1c6a56602cce16417f55e4f42c699cea18b4dddbbf85d9527f.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4420

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\e825cdfc2e4a1b1c6a56602cce16417f55e4f42c699cea18b4dddbbf85d9527f.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4756

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\UlvywtFnmZtH.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4392

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\UlvywtFnmZtH" /XML "C:\Users\Admin\AppData\Local\Temp\tmpFD0D.tmp"
2⤵
- Creates scheduled task(s)
PID:4976

C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
2⤵
- Suspicious behavior: GetForegroundWindowSpam
PID:760

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scripting

1

T1064

Scheduled Task/Job

1

T1053

Persistence

Scheduled Task/Job

1

T1053

Privilege Escalation

Scheduled Task/Job

1

T1053

Defense Evasion

Scripting

1

T1064

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

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
968cb9309758126772781b83adb8a28f

SHA1
8da30e71accf186b2ba11da1797cf67f8f78b47c

SHA256
92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a

SHA512
4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3

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

MD5
9173bbd96404c10a0ce0ff2c61722250

SHA1
0f183248d6e7091c262ffb8836832c1730c18d5c

SHA256
4aecb4dd0bab6f638b1ae340bc7b325f0c3f99c9c63915bc7964b4a4068db7bb

SHA512
ec0f358ebbbd5aa60ba8914d0ce51016ba1b354a099134ba044e3c92a7bc9eed3429a3501c12c41ca6674f99f768d9d7aeca862980659b81306ffa9e9c410710

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_klkfexls.hr2.ps1
Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpFD0D.tmp
Filesize
1KB

MD5
27979a821b158d7cad24cdc160d3fc13

SHA1
2f758707c2f14b66a087db062b8522721138baf3

SHA256
83f108ebd60bd8085f91d475ba64ec77317451398130beec2592dc44acb3e038

SHA512
6cf83ea97e673cce5215f2fe7ff6fe4eead9b860f90629b1c7f93eb6f4947d01b79557a29d1ac024d57245e25d56639b89b23a0cd12643393cc7ae7de078c3c0

Download Submit
memory/760-100-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/760-99-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/760-106-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/760-105-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/760-104-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/760-103-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/760-102-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/760-101-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/760-46-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/760-107-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/760-108-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/760-109-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/760-110-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/760-53-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/760-52-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/760-51-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/760-50-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/760-35-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/760-111-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/760-40-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/4392-21-0x0000000075330000-0x0000000075AE0000-memory.dmp

Filesize
7.7MB

Download
memory/4392-19-0x00000000049F0000-0x0000000004A00000-memory.dmp

Filesize
64KB

Download
memory/4392-24-0x0000000005920000-0x0000000005986000-memory.dmp

Filesize
408KB

Download
memory/4392-97-0x0000000075330000-0x0000000075AE0000-memory.dmp

Filesize
7.7MB

Download
memory/4392-84-0x00000000072A0000-0x00000000072BA000-memory.dmp

Filesize
104KB

Download
memory/4392-82-0x00000000049F0000-0x0000000004A00000-memory.dmp

Filesize
64KB

Download
memory/4392-59-0x0000000073E00000-0x0000000073E4C000-memory.dmp

Filesize
304KB

Download
memory/4392-54-0x0000000005F80000-0x0000000005F9E000-memory.dmp

Filesize
120KB

Download
memory/4392-55-0x0000000006010000-0x000000000605C000-memory.dmp

Filesize
304KB

Download
memory/4392-57-0x0000000006F10000-0x0000000006F42000-memory.dmp

Filesize
200KB

Download
memory/4392-56-0x000000007F3E0000-0x000000007F3F0000-memory.dmp

Filesize
64KB

Download
memory/4420-3-0x0000000005090000-0x0000000005122000-memory.dmp

Filesize
584KB

Download
memory/4420-4-0x0000000005230000-0x0000000005240000-memory.dmp

Filesize
64KB

Download
memory/4420-0-0x00000000005B0000-0x00000000006A6000-memory.dmp

Filesize
984KB

Download
memory/4420-5-0x0000000005240000-0x000000000524A000-memory.dmp

Filesize
40KB

Download
memory/4420-6-0x0000000005300000-0x000000000539C000-memory.dmp

Filesize
624KB

Download
memory/4420-7-0x0000000005520000-0x0000000005532000-memory.dmp

Filesize
72KB

Download
memory/4420-2-0x00000000055A0000-0x0000000005B44000-memory.dmp

Filesize
5.6MB

Download
memory/4420-8-0x0000000005550000-0x000000000555C000-memory.dmp

Filesize
48KB

Download
memory/4420-49-0x0000000075330000-0x0000000075AE0000-memory.dmp

Filesize
7.7MB

Download
memory/4420-9-0x0000000006920000-0x00000000069E0000-memory.dmp

Filesize
768KB

Download
memory/4420-1-0x0000000075330000-0x0000000075AE0000-memory.dmp

Filesize
7.7MB

Download
memory/4756-86-0x0000000007A30000-0x0000000007AC6000-memory.dmp

Filesize
600KB

Download
memory/4756-15-0x0000000075330000-0x0000000075AE0000-memory.dmp

Filesize
7.7MB

Download
memory/4756-89-0x00000000079F0000-0x0000000007A04000-memory.dmp

Filesize
80KB

Download
memory/4756-90-0x0000000007AF0000-0x0000000007B0A000-memory.dmp

Filesize
104KB

Download
memory/4756-91-0x0000000007AD0000-0x0000000007AD8000-memory.dmp

Filesize
32KB

Download
memory/4756-87-0x00000000079B0000-0x00000000079C1000-memory.dmp

Filesize
68KB

Download
memory/4756-16-0x0000000002D00000-0x0000000002D10000-memory.dmp

Filesize
64KB

Download
memory/4756-98-0x0000000075330000-0x0000000075AE0000-memory.dmp

Filesize
7.7MB

Download
memory/4756-41-0x0000000006020000-0x0000000006374000-memory.dmp

Filesize
3.3MB

Download
memory/4756-18-0x0000000002D00000-0x0000000002D10000-memory.dmp

Filesize
64KB

Download
memory/4756-17-0x00000000056D0000-0x0000000005CF8000-memory.dmp

Filesize
6.2MB

Download
memory/4756-88-0x00000000079E0000-0x00000000079EE000-memory.dmp

Filesize
56KB

Download
memory/4756-14-0x0000000002BB0000-0x0000000002BE6000-memory.dmp

Filesize
216KB

Download
memory/4756-85-0x0000000007820000-0x000000000782A000-memory.dmp

Filesize
40KB

Download
memory/4756-83-0x0000000007DF0000-0x000000000846A000-memory.dmp

Filesize
6.5MB

Download
memory/4756-81-0x0000000007470000-0x0000000007513000-memory.dmp

Filesize
652KB

Download
memory/4756-80-0x0000000002D00000-0x0000000002D10000-memory.dmp

Filesize
64KB

Download
memory/4756-58-0x0000000073E00000-0x0000000073E4C000-memory.dmp

Filesize
304KB

Download
memory/4756-70-0x000000007FB30000-0x000000007FB40000-memory.dmp

Filesize
64KB

Download
memory/4756-69-0x0000000007440000-0x000000000745E000-memory.dmp

Filesize
120KB

Download
memory/4756-22-0x00000000053B0000-0x00000000053D2000-memory.dmp

Filesize
136KB

Download
memory/4756-23-0x0000000005650000-0x00000000056B6000-memory.dmp

Filesize
408KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads