remcos | e6284eafa60ee032f4517d1ce32329cf9a43918aed4026e68b486bc0986bd392

Analysis

max time kernel
148s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
03-04-2024 12:58

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General

Target

e-Payment Challan.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

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

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:

e-Payment Challan.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\Control Panel\International\Geo\Nation	e-Payment Challan.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

e-Payment Challan.exe

description pid process target process

PID 968 set thread context of 3660 968 e-Payment Challan.exe e-Payment Challan.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

1788 schtasks.exe

description	pid	process	target process
PID 968 set thread context of 3660	968	e-Payment Challan.exe	e-Payment Challan.exe

pid	process
1788	schtasks.exe

Suspicious behavior: EnumeratesProcesses 13 IoCs

Processes:

e-Payment Challan.exepowershell.exepowershell.exe

pid	process
968	e-Payment Challan.exe
968	e-Payment Challan.exe
968	e-Payment Challan.exe
968	e-Payment Challan.exe
968	e-Payment Challan.exe
968	e-Payment Challan.exe
968	e-Payment Challan.exe
968	e-Payment Challan.exe
1284	powershell.exe
1708	powershell.exe
968	e-Payment Challan.exe
1284	powershell.exe
1708	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

e-Payment Challan.exepowershell.exepowershell.exe

description	pid	process
Token: SeDebugPrivilege	968	e-Payment Challan.exe
Token: SeDebugPrivilege	1284	powershell.exe
Token: SeDebugPrivilege	1708	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

e-Payment Challan.exe

pid process

3660 e-Payment Challan.exe

pid	process
3660	e-Payment Challan.exe

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

e-Payment Challan.exe

description	pid	process	target process
PID 968 wrote to memory of 1284	968	e-Payment Challan.exe	powershell.exe
PID 968 wrote to memory of 1284	968	e-Payment Challan.exe	powershell.exe
PID 968 wrote to memory of 1284	968	e-Payment Challan.exe	powershell.exe
PID 968 wrote to memory of 1708	968	e-Payment Challan.exe	powershell.exe
PID 968 wrote to memory of 1708	968	e-Payment Challan.exe	powershell.exe
PID 968 wrote to memory of 1708	968	e-Payment Challan.exe	powershell.exe
PID 968 wrote to memory of 1788	968	e-Payment Challan.exe	schtasks.exe
PID 968 wrote to memory of 1788	968	e-Payment Challan.exe	schtasks.exe
PID 968 wrote to memory of 1788	968	e-Payment Challan.exe	schtasks.exe
PID 968 wrote to memory of 3660	968	e-Payment Challan.exe	e-Payment Challan.exe
PID 968 wrote to memory of 3660	968	e-Payment Challan.exe	e-Payment Challan.exe
PID 968 wrote to memory of 3660	968	e-Payment Challan.exe	e-Payment Challan.exe
PID 968 wrote to memory of 3660	968	e-Payment Challan.exe	e-Payment Challan.exe
PID 968 wrote to memory of 3660	968	e-Payment Challan.exe	e-Payment Challan.exe
PID 968 wrote to memory of 3660	968	e-Payment Challan.exe	e-Payment Challan.exe
PID 968 wrote to memory of 3660	968	e-Payment Challan.exe	e-Payment Challan.exe
PID 968 wrote to memory of 3660	968	e-Payment Challan.exe	e-Payment Challan.exe
PID 968 wrote to memory of 3660	968	e-Payment Challan.exe	e-Payment Challan.exe

C:\Users\Admin\AppData\Local\Temp\e-Payment Challan.exe
"C:\Users\Admin\AppData\Local\Temp\e-Payment Challan.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:968

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\e-Payment Challan.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1284

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:1708

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\gAmdlUtlZn" /XML "C:\Users\Admin\AppData\Local\Temp\tmpA9CD.tmp"
2⤵
- Creates scheduled task(s)
PID:1788

C:\Users\Admin\AppData\Local\Temp\e-Payment Challan.exe
"C:\Users\Admin\AppData\Local\Temp\e-Payment Challan.exe"
2⤵
- Suspicious use of SetWindowsHookEx
PID:3660

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Scheduled Task/Job

T1053

Privilege Escalation

Scheduled Task/Job

T1053

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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
984f0ebfe6b98fd2521c99d7fabf0b81

SHA1
4918bf4bc4b90c6868db7d15ddcb90981e501321

SHA256
dc6f30db856371384d8e2897de025d7d0fb20cc0f4f5e793821b7848811cb841

SHA512
a1a017966a50bae4d5b808fededa23f96e52c4692cbf11e561cb7f183b2f7226c6d892961f26e3ba1f5be7fd91d342b19bd12f274bc7b6487815dfc5a7e9aab7

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_x2dv21df.nso.ps1
Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpA9CD.tmp
Filesize
1KB

MD5
dbf7bb3b22725324674e3d94187ab2a0

SHA1
b5ba607ef944c42e950bf16c2070d2739466bd70

SHA256
b64a526c43a4a823813cae03f8fe92f79d9eb89303b222dcc368ac5eb749cb10

SHA512
2fea965f901e87cd55483a64d290c75df05ae2a508a83e0e30ddbf88154e5eb0594030e402234996b5d4ba1a8a8648d4a38069a1495c34061fab3c594e714480

Download Submit
memory/968-9-0x00000000090B0000-0x000000000914C000-memory.dmp

Filesize
624KB

Download
memory/968-4-0x0000000005780000-0x0000000005790000-memory.dmp

Filesize
64KB

Download
memory/968-6-0x0000000006B90000-0x0000000006BA2000-memory.dmp

Filesize
72KB

Download
memory/968-7-0x0000000006680000-0x000000000668C000-memory.dmp

Filesize
48KB

Download
memory/968-8-0x00000000068F0000-0x000000000694E000-memory.dmp

Filesize
376KB

Download
memory/968-0-0x0000000000AF0000-0x0000000000B78000-memory.dmp

Filesize
544KB

Download
memory/968-10-0x0000000074FC0000-0x0000000075770000-memory.dmp

Filesize
7.7MB

Download
memory/968-11-0x0000000005780000-0x0000000005790000-memory.dmp

Filesize
64KB

Download
memory/968-50-0x0000000074FC0000-0x0000000075770000-memory.dmp

Filesize
7.7MB

Download
memory/968-5-0x00000000055E0000-0x00000000055EA000-memory.dmp

Filesize
40KB

Download
memory/968-1-0x0000000074FC0000-0x0000000075770000-memory.dmp

Filesize
7.7MB

Download
memory/968-2-0x0000000005BD0000-0x0000000006174000-memory.dmp

Filesize
5.6MB

Download
memory/968-3-0x0000000005520000-0x00000000055B2000-memory.dmp

Filesize
584KB

Download
memory/1284-18-0x0000000005AC0000-0x00000000060E8000-memory.dmp

Filesize
6.2MB

Download
memory/1284-16-0x0000000002F00000-0x0000000002F36000-memory.dmp

Filesize
216KB

Download
memory/1284-22-0x0000000005940000-0x0000000005962000-memory.dmp

Filesize
136KB

Download
memory/1284-20-0x0000000001680000-0x0000000001690000-memory.dmp

Filesize
64KB

Download
memory/1284-19-0x0000000001680000-0x0000000001690000-memory.dmp

Filesize
64KB

Download
memory/1284-25-0x0000000006160000-0x00000000061C6000-memory.dmp

Filesize
408KB

Download
memory/1284-35-0x00000000062D0000-0x0000000006336000-memory.dmp

Filesize
408KB

Download
memory/1284-17-0x0000000074FC0000-0x0000000075770000-memory.dmp

Filesize
7.7MB

Download
memory/1284-93-0x0000000007D80000-0x0000000007D94000-memory.dmp

Filesize
80KB

Download
memory/1284-101-0x0000000074FC0000-0x0000000075770000-memory.dmp

Filesize
7.7MB

Download
memory/1284-92-0x0000000007D70000-0x0000000007D7E000-memory.dmp

Filesize
56KB

Download
memory/1284-90-0x0000000007DC0000-0x0000000007E56000-memory.dmp

Filesize
600KB

Download
memory/1284-88-0x0000000007B40000-0x0000000007B5A000-memory.dmp

Filesize
104KB

Download
memory/1284-54-0x0000000006800000-0x000000000681E000-memory.dmp

Filesize
120KB

Download
memory/1284-55-0x00000000068C0000-0x000000000690C000-memory.dmp

Filesize
304KB

Download
memory/1284-85-0x0000000001680000-0x0000000001690000-memory.dmp

Filesize
64KB

Download
memory/1284-61-0x0000000071770000-0x00000000717BC000-memory.dmp

Filesize
304KB

Download
memory/1284-84-0x0000000007800000-0x00000000078A3000-memory.dmp

Filesize
652KB

Download
memory/1284-60-0x00000000077C0000-0x00000000077F2000-memory.dmp

Filesize
200KB

Download
memory/1284-59-0x000000007FB10000-0x000000007FB20000-memory.dmp

Filesize
64KB

Download
memory/1708-63-0x000000007F170000-0x000000007F180000-memory.dmp

Filesize
64KB

Download
memory/1708-23-0x0000000004A70000-0x0000000004A80000-memory.dmp

Filesize
64KB

Download
memory/1708-73-0x0000000006500000-0x000000000651E000-memory.dmp

Filesize
120KB

Download
memory/1708-83-0x0000000004A70000-0x0000000004A80000-memory.dmp

Filesize
64KB

Download
memory/1708-21-0x0000000074FC0000-0x0000000075770000-memory.dmp

Filesize
7.7MB

Download
memory/1708-102-0x0000000074FC0000-0x0000000075770000-memory.dmp

Filesize
7.7MB

Download
memory/1708-86-0x0000000004A70000-0x0000000004A80000-memory.dmp

Filesize
64KB

Download
memory/1708-87-0x0000000007860000-0x0000000007EDA000-memory.dmp

Filesize
6.5MB

Download
memory/1708-62-0x0000000071770000-0x00000000717BC000-memory.dmp

Filesize
304KB

Download
memory/1708-89-0x0000000007290000-0x000000000729A000-memory.dmp

Filesize
40KB

Download
memory/1708-95-0x0000000007540000-0x0000000007548000-memory.dmp

Filesize
32KB

Download
memory/1708-91-0x0000000007420000-0x0000000007431000-memory.dmp

Filesize
68KB

Download
memory/1708-94-0x0000000007560000-0x000000000757A000-memory.dmp

Filesize
104KB

Download
memory/1708-46-0x0000000005A00000-0x0000000005D54000-memory.dmp

Filesize
3.3MB

Download
memory/3660-49-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/3660-51-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/3660-45-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/3660-53-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/3660-56-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/3660-57-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/3660-104-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/3660-105-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/3660-106-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/3660-107-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/3660-108-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/3660-109-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/3660-110-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/3660-111-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/3660-112-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/3660-113-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/3660-114-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/3660-115-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/3660-116-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download