remcos | 48b56a4d7a0dfd8c25655b460b98fc6f4abc9ae2523f750cebe7635b97b815c2

General

Target

4423697710f24e61579b1dfc29bb7830_NeikiAnalytics.exe
Size

1.5MB
MD5

4423697710f24e61579b1dfc29bb7830
SHA1

6bbf5894ec350f41ba19f2132d881596cefc4420
SHA256

48b56a4d7a0dfd8c25655b460b98fc6f4abc9ae2523f750cebe7635b97b815c2
SHA512

ba544ed118634afbeae18e180531085dbce5ca675853eae3263b2ab2e2a422def9042c105a7d3dceeb948fdd33f193c23a9febbd86805fc5d06aa18fb51edb99
SSDEEP

24576:cD39v74lfGQrFUspugRNJI2DJ53J/J/L56+JYJXE:cp7E+QrFUBgq2F

Score

10^/10

remcos host persistence rat spyware stealer

Malware Config

Extracted

Family

remcos

Version

1.7 Pro

Botnet

Host

C2

213.183.58.19:4000

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
true
install_flag
false
install_path
%AppData%
keylog_crypt
true
keylog_file
read.dat
keylog_flag
false
keylog_folder
CastC
keylog_path
%AppData%
mouse_option
false
mutex
remcos_sccafsoidz
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
Executes dropped EXE 2 IoCs

Processes:

sbietrcl.exesbietrcl.exe

pid process

2660 sbietrcl.exe
2384 sbietrcl.exe
Loads dropped DLL 1 IoCs

Processes:

4423697710f24e61579b1dfc29bb7830_NeikiAnalytics.exe

pid process

1724 4423697710f24e61579b1dfc29bb7830_NeikiAnalytics.exe
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

pid	process
2660	sbietrcl.exe
2384	sbietrcl.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

4423697710f24e61579b1dfc29bb7830_NeikiAnalytics.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Windows\CurrentVersion\Run\Application = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Templates\\sbietrcl.exe"	4423697710f24e61579b1dfc29bb7830_NeikiAnalytics.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

sbietrcl.exe

description pid process target process

PID 2660 set thread context of 2384 2660 sbietrcl.exe sbietrcl.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

description	pid	process	target process
PID 2660 set thread context of 2384	2660	sbietrcl.exe	sbietrcl.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

Processes:

4423697710f24e61579b1dfc29bb7830_NeikiAnalytics.exesbietrcl.exe

pid	process
1724	4423697710f24e61579b1dfc29bb7830_NeikiAnalytics.exe
1724	4423697710f24e61579b1dfc29bb7830_NeikiAnalytics.exe
1724	4423697710f24e61579b1dfc29bb7830_NeikiAnalytics.exe
1724	4423697710f24e61579b1dfc29bb7830_NeikiAnalytics.exe
1724	4423697710f24e61579b1dfc29bb7830_NeikiAnalytics.exe
1724	4423697710f24e61579b1dfc29bb7830_NeikiAnalytics.exe
2660	sbietrcl.exe
2660	sbietrcl.exe
2660	sbietrcl.exe
2660	sbietrcl.exe
2660	sbietrcl.exe
2660	sbietrcl.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

4423697710f24e61579b1dfc29bb7830_NeikiAnalytics.exesbietrcl.exe

description pid process

Token: SeDebugPrivilege 1724 4423697710f24e61579b1dfc29bb7830_NeikiAnalytics.exe
Token: SeDebugPrivilege 2660 sbietrcl.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

sbietrcl.exe

pid process

2384 sbietrcl.exe

description	pid	process
Token: SeDebugPrivilege	1724	4423697710f24e61579b1dfc29bb7830_NeikiAnalytics.exe
Token: SeDebugPrivilege	2660	sbietrcl.exe

pid	process
2384	sbietrcl.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

4423697710f24e61579b1dfc29bb7830_NeikiAnalytics.exesbietrcl.exe

description	pid	process	target process
PID 1724 wrote to memory of 2660	1724	4423697710f24e61579b1dfc29bb7830_NeikiAnalytics.exe	sbietrcl.exe
PID 1724 wrote to memory of 2660	1724	4423697710f24e61579b1dfc29bb7830_NeikiAnalytics.exe	sbietrcl.exe
PID 1724 wrote to memory of 2660	1724	4423697710f24e61579b1dfc29bb7830_NeikiAnalytics.exe	sbietrcl.exe
PID 1724 wrote to memory of 2660	1724	4423697710f24e61579b1dfc29bb7830_NeikiAnalytics.exe	sbietrcl.exe
PID 2660 wrote to memory of 2384	2660	sbietrcl.exe	sbietrcl.exe
PID 2660 wrote to memory of 2384	2660	sbietrcl.exe	sbietrcl.exe
PID 2660 wrote to memory of 2384	2660	sbietrcl.exe	sbietrcl.exe
PID 2660 wrote to memory of 2384	2660	sbietrcl.exe	sbietrcl.exe
PID 2660 wrote to memory of 2384	2660	sbietrcl.exe	sbietrcl.exe
PID 2660 wrote to memory of 2384	2660	sbietrcl.exe	sbietrcl.exe
PID 2660 wrote to memory of 2384	2660	sbietrcl.exe	sbietrcl.exe
PID 2660 wrote to memory of 2384	2660	sbietrcl.exe	sbietrcl.exe
PID 2660 wrote to memory of 2384	2660	sbietrcl.exe	sbietrcl.exe
PID 2660 wrote to memory of 2384	2660	sbietrcl.exe	sbietrcl.exe

C:\Users\Admin\AppData\Local\Temp\4423697710f24e61579b1dfc29bb7830_NeikiAnalytics.exe
"C:\Users\Admin\AppData\Local\Temp\4423697710f24e61579b1dfc29bb7830_NeikiAnalytics.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1724

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\sbietrcl.exe
"C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\sbietrcl.exe"
2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2660

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\sbietrcl.exe
"C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\sbietrcl.exe"
3⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:2384

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

1

T1005

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize
344B

MD5
c0f36c20b4b86bcbce1df79616080584

SHA1
0abeeeb5581b2be3bcf322b22cd54b56cd9b3290

SHA256
3d58070674ab20f9634c17daa39d33c8206bf6241fed4b8df241bac76341b080

SHA512
9287fc62547e3ec376352ed3d2cd7b17220f5ca38b08f7f77c41aa253721aa718ef5df28d62f9ae77f1d5ae95bb2f8658bae25029a7f046875f88897a2d56881

Download Submit
C:\Users\Admin\AppData\Local\Temp\Cab3534.tmp
Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\sbietrcl.exe
Filesize
1.5MB

MD5
b84c2df033372d31c9e38f63ba8bd224

SHA1
ea19ba4c3ea36b23660de85b1e80113229faa0ed

SHA256
356a216cdc326ae76927c1af0f13e1a8e522ec73bc8a63aa6f75827431731598

SHA512
2a16bb99de0f0b5a7625bb2b900534ad4703c002ff57acf5785c19bb6290bdb9f54775ffd0c2f128a19a899f2491c3349022bb29d65823b4a2eb357d3b82be92

Download Submit
memory/1724-1-0x0000000074A70000-0x000000007501B000-memory.dmp

Filesize
5.7MB

Download
memory/1724-2-0x0000000074A70000-0x000000007501B000-memory.dmp

Filesize
5.7MB

Download
memory/1724-12-0x0000000074A70000-0x000000007501B000-memory.dmp

Filesize
5.7MB

Download
memory/1724-13-0x0000000074A70000-0x000000007501B000-memory.dmp

Filesize
5.7MB

Download
memory/1724-31-0x0000000074A70000-0x000000007501B000-memory.dmp

Filesize
5.7MB

Download
memory/1724-0-0x0000000074A71000-0x0000000074A72000-memory.dmp

Filesize
4KB

Download
memory/2384-61-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2384-48-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2384-67-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2384-51-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2384-50-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2384-54-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2384-44-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2384-63-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2384-62-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2384-46-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2384-58-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2384-57-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2384-52-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2660-32-0x0000000074A70000-0x000000007501B000-memory.dmp

Filesize
5.7MB

Download
memory/2660-33-0x0000000074A70000-0x000000007501B000-memory.dmp

Filesize
5.7MB

Download
memory/2660-64-0x0000000074A70000-0x000000007501B000-memory.dmp

Filesize
5.7MB

Download
memory/2660-43-0x0000000074A70000-0x000000007501B000-memory.dmp

Filesize
5.7MB

Download
memory/2660-42-0x0000000074A70000-0x000000007501B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads