remcos | 99e559cde8a3871a1c1d045ff0f141d01aeff386c2798c127fdacdff6b193f17

General

Target

33108fe9d2b46a295190763ebb4083f7.exe
Size

898KB
MD5

33108fe9d2b46a295190763ebb4083f7
SHA1

28926c7fd4b1271230a0cfcf2d193ef7cd08e17d
SHA256

99e559cde8a3871a1c1d045ff0f141d01aeff386c2798c127fdacdff6b193f17
SHA512

005060e50f1ddc3d721981fe433bd1a6ab9c4b57b965aa83aeab590220bd2a06aa93df25a59d5ed31e3947d85903c4910092632d27e79ad489d9af36d073458f
SSDEEP

12288:1epHyX2+Q6gmk12kka/ZzT9+CnHYNTQErfawt5IPzKi0:1epJHDskkKpT9hGZrfHtUzK

Score

10^/10

remcos remotehost collection rat

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

divdemoce.duckdns.org:35639

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
false
install_flag
false
keylog_crypt
false
keylog_file
dtas.dat
keylog_flag
false
keylog_folder
remcos
keylog_path
%AppData%
mouse_option
false
mutex
Rmc-GZATCK
screenshot_crypt
false
screenshot_flag
false
screenshot_folder
Screenshots
screenshot_path
%AppData%
screenshot_time
10
take_screenshot_option
false
take_screenshot_time
5

Signatures

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

NirSoft MailPassView 3 IoCs

Password recovery tool for various email clients

Processes:

resource	yara_rule
behavioral1/memory/1076-103-0x0000000000400000-0x0000000000457000-memory.dmp	MailPassView
behavioral1/memory/1076-113-0x0000000000400000-0x0000000000457000-memory.dmp	MailPassView
behavioral1/memory/1076-115-0x0000000000400000-0x0000000000457000-memory.dmp	MailPassView

NirSoft WebBrowserPassView 2 IoCs

Password recovery tool for various web browsers

Processes:

resource	yara_rule
behavioral1/memory/836-101-0x0000000000400000-0x0000000000478000-memory.dmp	WebBrowserPassView
behavioral1/memory/836-112-0x0000000000400000-0x0000000000478000-memory.dmp	WebBrowserPassView

Nirsoft 7 IoCs

Processes:

resource	yara_rule
behavioral1/memory/836-101-0x0000000000400000-0x0000000000478000-memory.dmp	Nirsoft
behavioral1/memory/1076-103-0x0000000000400000-0x0000000000457000-memory.dmp	Nirsoft
behavioral1/memory/1356-105-0x0000000000400000-0x0000000000424000-memory.dmp	Nirsoft
behavioral1/memory/1356-106-0x0000000000400000-0x0000000000424000-memory.dmp	Nirsoft
behavioral1/memory/836-112-0x0000000000400000-0x0000000000478000-memory.dmp	Nirsoft
behavioral1/memory/1076-113-0x0000000000400000-0x0000000000457000-memory.dmp	Nirsoft
behavioral1/memory/1076-115-0x0000000000400000-0x0000000000457000-memory.dmp	Nirsoft

Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs

collection

Email Collection

T1114

Processes:

AddInProcess32.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2961826002-3968192592-354541192-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts	AddInProcess32.exe

Suspicious use of SetThreadContext 4 IoCs

Processes:

33108fe9d2b46a295190763ebb4083f7.exeAddInProcess32.exe

description	pid	process	target process
PID 2012 set thread context of 1116	2012	33108fe9d2b46a295190763ebb4083f7.exe	AddInProcess32.exe
PID 1116 set thread context of 836	1116	AddInProcess32.exe	AddInProcess32.exe
PID 1116 set thread context of 1076	1116	AddInProcess32.exe	AddInProcess32.exe
PID 1116 set thread context of 1356	1116	AddInProcess32.exe	AddInProcess32.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

33108fe9d2b46a295190763ebb4083f7.exe

pid	process
2012	33108fe9d2b46a295190763ebb4083f7.exe
2012	33108fe9d2b46a295190763ebb4083f7.exe
2012	33108fe9d2b46a295190763ebb4083f7.exe
2012	33108fe9d2b46a295190763ebb4083f7.exe
2012	33108fe9d2b46a295190763ebb4083f7.exe
2012	33108fe9d2b46a295190763ebb4083f7.exe
2012	33108fe9d2b46a295190763ebb4083f7.exe
2012	33108fe9d2b46a295190763ebb4083f7.exe
2012	33108fe9d2b46a295190763ebb4083f7.exe
2012	33108fe9d2b46a295190763ebb4083f7.exe
2012	33108fe9d2b46a295190763ebb4083f7.exe
2012	33108fe9d2b46a295190763ebb4083f7.exe
2012	33108fe9d2b46a295190763ebb4083f7.exe
2012	33108fe9d2b46a295190763ebb4083f7.exe
2012	33108fe9d2b46a295190763ebb4083f7.exe
2012	33108fe9d2b46a295190763ebb4083f7.exe
2012	33108fe9d2b46a295190763ebb4083f7.exe
2012	33108fe9d2b46a295190763ebb4083f7.exe
2012	33108fe9d2b46a295190763ebb4083f7.exe
2012	33108fe9d2b46a295190763ebb4083f7.exe
2012	33108fe9d2b46a295190763ebb4083f7.exe
2012	33108fe9d2b46a295190763ebb4083f7.exe
2012	33108fe9d2b46a295190763ebb4083f7.exe
2012	33108fe9d2b46a295190763ebb4083f7.exe
2012	33108fe9d2b46a295190763ebb4083f7.exe
2012	33108fe9d2b46a295190763ebb4083f7.exe
2012	33108fe9d2b46a295190763ebb4083f7.exe
2012	33108fe9d2b46a295190763ebb4083f7.exe
2012	33108fe9d2b46a295190763ebb4083f7.exe
2012	33108fe9d2b46a295190763ebb4083f7.exe
2012	33108fe9d2b46a295190763ebb4083f7.exe
2012	33108fe9d2b46a295190763ebb4083f7.exe
2012	33108fe9d2b46a295190763ebb4083f7.exe
2012	33108fe9d2b46a295190763ebb4083f7.exe
2012	33108fe9d2b46a295190763ebb4083f7.exe
2012	33108fe9d2b46a295190763ebb4083f7.exe
2012	33108fe9d2b46a295190763ebb4083f7.exe
2012	33108fe9d2b46a295190763ebb4083f7.exe
2012	33108fe9d2b46a295190763ebb4083f7.exe
2012	33108fe9d2b46a295190763ebb4083f7.exe
2012	33108fe9d2b46a295190763ebb4083f7.exe
2012	33108fe9d2b46a295190763ebb4083f7.exe
2012	33108fe9d2b46a295190763ebb4083f7.exe
2012	33108fe9d2b46a295190763ebb4083f7.exe
2012	33108fe9d2b46a295190763ebb4083f7.exe
2012	33108fe9d2b46a295190763ebb4083f7.exe
2012	33108fe9d2b46a295190763ebb4083f7.exe
2012	33108fe9d2b46a295190763ebb4083f7.exe
2012	33108fe9d2b46a295190763ebb4083f7.exe
2012	33108fe9d2b46a295190763ebb4083f7.exe
2012	33108fe9d2b46a295190763ebb4083f7.exe
2012	33108fe9d2b46a295190763ebb4083f7.exe
2012	33108fe9d2b46a295190763ebb4083f7.exe
2012	33108fe9d2b46a295190763ebb4083f7.exe
2012	33108fe9d2b46a295190763ebb4083f7.exe
2012	33108fe9d2b46a295190763ebb4083f7.exe
2012	33108fe9d2b46a295190763ebb4083f7.exe
2012	33108fe9d2b46a295190763ebb4083f7.exe
2012	33108fe9d2b46a295190763ebb4083f7.exe
2012	33108fe9d2b46a295190763ebb4083f7.exe
2012	33108fe9d2b46a295190763ebb4083f7.exe
2012	33108fe9d2b46a295190763ebb4083f7.exe
2012	33108fe9d2b46a295190763ebb4083f7.exe
2012	33108fe9d2b46a295190763ebb4083f7.exe

Suspicious behavior: MapViewOfSection 3 IoCs

Processes:

AddInProcess32.exe

pid process

1116 AddInProcess32.exe
1116 AddInProcess32.exe
1116 AddInProcess32.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

33108fe9d2b46a295190763ebb4083f7.exeAddInProcess32.exe

description pid process

Token: SeDebugPrivilege 2012 33108fe9d2b46a295190763ebb4083f7.exe
Token: SeDebugPrivilege 1356 AddInProcess32.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

AddInProcess32.exe

pid process

1116 AddInProcess32.exe

pid	process
1116	AddInProcess32.exe
1116	AddInProcess32.exe
1116	AddInProcess32.exe

description	pid	process
Token: SeDebugPrivilege	2012	33108fe9d2b46a295190763ebb4083f7.exe
Token: SeDebugPrivilege	1356	AddInProcess32.exe

pid	process
1116	AddInProcess32.exe

Suspicious use of WriteProcessMemory 28 IoCs

Processes:

33108fe9d2b46a295190763ebb4083f7.exeAddInProcess32.exe

description	pid	process	target process
PID 2012 wrote to memory of 1116	2012	33108fe9d2b46a295190763ebb4083f7.exe	AddInProcess32.exe
PID 2012 wrote to memory of 1116	2012	33108fe9d2b46a295190763ebb4083f7.exe	AddInProcess32.exe
PID 2012 wrote to memory of 1116	2012	33108fe9d2b46a295190763ebb4083f7.exe	AddInProcess32.exe
PID 2012 wrote to memory of 1116	2012	33108fe9d2b46a295190763ebb4083f7.exe	AddInProcess32.exe
PID 2012 wrote to memory of 1116	2012	33108fe9d2b46a295190763ebb4083f7.exe	AddInProcess32.exe
PID 2012 wrote to memory of 1116	2012	33108fe9d2b46a295190763ebb4083f7.exe	AddInProcess32.exe
PID 2012 wrote to memory of 1116	2012	33108fe9d2b46a295190763ebb4083f7.exe	AddInProcess32.exe
PID 2012 wrote to memory of 1116	2012	33108fe9d2b46a295190763ebb4083f7.exe	AddInProcess32.exe
PID 2012 wrote to memory of 1116	2012	33108fe9d2b46a295190763ebb4083f7.exe	AddInProcess32.exe
PID 2012 wrote to memory of 1116	2012	33108fe9d2b46a295190763ebb4083f7.exe	AddInProcess32.exe
PID 2012 wrote to memory of 1116	2012	33108fe9d2b46a295190763ebb4083f7.exe	AddInProcess32.exe
PID 2012 wrote to memory of 1116	2012	33108fe9d2b46a295190763ebb4083f7.exe	AddInProcess32.exe
PID 2012 wrote to memory of 1116	2012	33108fe9d2b46a295190763ebb4083f7.exe	AddInProcess32.exe
PID 1116 wrote to memory of 836	1116	AddInProcess32.exe	AddInProcess32.exe
PID 1116 wrote to memory of 836	1116	AddInProcess32.exe	AddInProcess32.exe
PID 1116 wrote to memory of 836	1116	AddInProcess32.exe	AddInProcess32.exe
PID 1116 wrote to memory of 836	1116	AddInProcess32.exe	AddInProcess32.exe
PID 1116 wrote to memory of 836	1116	AddInProcess32.exe	AddInProcess32.exe
PID 1116 wrote to memory of 1076	1116	AddInProcess32.exe	AddInProcess32.exe
PID 1116 wrote to memory of 1076	1116	AddInProcess32.exe	AddInProcess32.exe
PID 1116 wrote to memory of 1076	1116	AddInProcess32.exe	AddInProcess32.exe
PID 1116 wrote to memory of 1076	1116	AddInProcess32.exe	AddInProcess32.exe
PID 1116 wrote to memory of 1076	1116	AddInProcess32.exe	AddInProcess32.exe
PID 1116 wrote to memory of 1356	1116	AddInProcess32.exe	AddInProcess32.exe
PID 1116 wrote to memory of 1356	1116	AddInProcess32.exe	AddInProcess32.exe
PID 1116 wrote to memory of 1356	1116	AddInProcess32.exe	AddInProcess32.exe
PID 1116 wrote to memory of 1356	1116	AddInProcess32.exe	AddInProcess32.exe
PID 1116 wrote to memory of 1356	1116	AddInProcess32.exe	AddInProcess32.exe

C:\Users\Admin\AppData\Local\Temp\33108fe9d2b46a295190763ebb4083f7.exe
"C:\Users\Admin\AppData\Local\Temp\33108fe9d2b46a295190763ebb4083f7.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2012

C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1116

C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe /stext "C:\Users\Admin\AppData\Local\Temp\pkpgayt"
3⤵
PID:836

C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe /stext "C:\Users\Admin\AppData\Local\Temp\reuraidsfs"
3⤵
- Accesses Microsoft Outlook accounts
PID:1076

C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe /stext "C:\Users\Admin\AppData\Local\Temp\cgajbbottalbe"
3⤵
- Suspicious use of AdjustPrivilegeToken
PID:1356

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\pkpgayt
Filesize
2B

MD5
f3b25701fe362ec84616a93a45ce9998

SHA1
d62636d8caec13f04e28442a0a6fa1afeb024bbb

SHA256
b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

SHA512
98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

Download Submit
C:\Users\Admin\AppData\Roaming\remcos\dtas.dat
Filesize
144B

MD5
0dd07490fecc96faf6b48964d808a3ed

SHA1
796cb1f8144c22561e4d0b7440bb69788816edbc

SHA256
34ed6779877a363b1c1c6ca33237361371fa6808cc0a85c01119e3bf6d880940

SHA512
b0ab30ea86afb17e2781e7b455db9a3ec934be0aa99ab90070dd376890f747de9ddaf40b72780be575eecdd1254a78718e50a0d3a677f595090d44a1623c20ba

Download Submit
memory/836-91-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/836-112-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/836-101-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/836-95-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/1076-115-0x0000000000400000-0x0000000000457000-memory.dmp

Filesize
348KB

Download
memory/1076-113-0x0000000000400000-0x0000000000457000-memory.dmp

Filesize
348KB

Download
memory/1076-103-0x0000000000400000-0x0000000000457000-memory.dmp

Filesize
348KB

Download
memory/1076-99-0x0000000000400000-0x0000000000457000-memory.dmp

Filesize
348KB

Download
memory/1076-94-0x0000000000400000-0x0000000000457000-memory.dmp

Filesize
348KB

Download
memory/1116-83-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/1116-64-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/1116-67-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/1116-68-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/1116-69-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/1116-70-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1116-142-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/1116-141-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/1116-134-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/1116-74-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/1116-75-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/1116-76-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/1116-78-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/1116-79-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/1116-80-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/1116-81-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/1116-82-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/1116-133-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/1116-84-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/1116-86-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/1116-88-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/1116-89-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/1116-65-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/1116-66-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/1116-63-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/1116-62-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/1116-127-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/1116-126-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/1116-122-0x0000000010000000-0x0000000010019000-memory.dmp

Filesize
100KB

Download
memory/1116-121-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/1116-120-0x0000000010000000-0x0000000010019000-memory.dmp

Filesize
100KB

Download
memory/1116-117-0x0000000010000000-0x0000000010019000-memory.dmp

Filesize
100KB

Download
memory/1356-106-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/1356-98-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/1356-105-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/1356-104-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2012-56-0x0000000000770000-0x00000000007BA000-memory.dmp

Filesize
296KB

Download
memory/2012-59-0x0000000000490000-0x00000000004D0000-memory.dmp

Filesize
256KB

Download
memory/2012-57-0x00000000004D0000-0x00000000004E8000-memory.dmp

Filesize
96KB

Download
memory/2012-60-0x0000000000BE0000-0x0000000000BFA000-memory.dmp

Filesize
104KB

Download
memory/2012-55-0x0000000000490000-0x00000000004D0000-memory.dmp

Filesize
256KB

Download
memory/2012-61-0x00000000007C0000-0x00000000007C6000-memory.dmp

Filesize
24KB

Download
memory/2012-58-0x0000000000490000-0x00000000004D0000-memory.dmp

Filesize
256KB

Download
memory/2012-54-0x0000000000F30000-0x0000000001016000-memory.dmp

Filesize
920KB

Download
memory/2012-73-0x0000000000490000-0x00000000004D0000-memory.dmp

Filesize
256KB

Download
memory/2012-72-0x0000000000490000-0x00000000004D0000-memory.dmp

Filesize
256KB

Download
memory/2012-71-0x0000000000490000-0x00000000004D0000-memory.dmp

Filesize
256KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads