remcos | b774d45c6788cc48716eee3e81002e5b74996a3c2610967f3d19115646ca4d6a

General

Target

aade455507f667318c83c42a95b3fc3c_JaffaCakes118.exe
Size

1.7MB
MD5

aade455507f667318c83c42a95b3fc3c
SHA1

92efbfe4546ddee6a5807a5794adea2f440cf107
SHA256

b774d45c6788cc48716eee3e81002e5b74996a3c2610967f3d19115646ca4d6a
SHA512

f3a719f289a06b7bda717c56ddc4319bcd9c5f82eebe815f6923635f630f2940efa5cf8298d94117e0ef2470225deecaf3641e96b63cf47b3767a6aa5a772ffd
SSDEEP

49152:Xe8CI/Zr5B6t4JP24kCvC/J3iSI3AvYwnuSg:O8CI/V6ta+9CmZJvYw

Score

10^/10

remcos zgrat remotehost persistence rat

Malware Config

Extracted

Family

remcos

Version

3.3.0 Pro

Botnet

RemoteHost

C2

lplazadtemins.duckdns.org:443

Attributes

audio_folder
MicRecords
audio_path
%AppData%
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
install_path
%AppData%
keylog_crypt
false
keylog_file
logs.dat
keylog_flag
false
keylog_folder
remcos
keylog_path
%AppData%
mouse_option
false
mutex
Remcos-NLSDTO
screenshot_crypt
false
screenshot_flag
false
screenshot_folder
Screenshots
screenshot_path
%AppData%
screenshot_time
10
startup_value
Remcos
take_screenshot_option
false
take_screenshot_time
5
take_screenshot_title
notepad;solitaire;

Signatures

Detect ZGRat V1 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1804-3-0x0000000005580000-0x00000000056F8000-memory.dmp	family_zgrat_v1

Remcos
Remcos is a closed-source remote control and surveillance software.
rat remcos
ZGRat
ZGRat is remote access trojan written in C#.
rat zgrat

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

aade455507f667318c83c42a95b3fc3c_JaffaCakes118.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-566096764-1992588923-1249862864-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\notepad = "\"C:\\Users\\Admin\\AppData\\Local\\notepad.exe\""	aade455507f667318c83c42a95b3fc3c_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

aade455507f667318c83c42a95b3fc3c_JaffaCakes118.exe

description	pid	process	target process
PID 1804 set thread context of 224	1804	aade455507f667318c83c42a95b3fc3c_JaffaCakes118.exe	aade455507f667318c83c42a95b3fc3c_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

aade455507f667318c83c42a95b3fc3c_JaffaCakes118.exe

pid	process
1804	aade455507f667318c83c42a95b3fc3c_JaffaCakes118.exe
1804	aade455507f667318c83c42a95b3fc3c_JaffaCakes118.exe
1804	aade455507f667318c83c42a95b3fc3c_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

aade455507f667318c83c42a95b3fc3c_JaffaCakes118.exe

description pid process

Token: SeDebugPrivilege 1804 aade455507f667318c83c42a95b3fc3c_JaffaCakes118.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

aade455507f667318c83c42a95b3fc3c_JaffaCakes118.exe

pid process

224 aade455507f667318c83c42a95b3fc3c_JaffaCakes118.exe

description	pid	process
Token: SeDebugPrivilege	1804	aade455507f667318c83c42a95b3fc3c_JaffaCakes118.exe

pid	process
224	aade455507f667318c83c42a95b3fc3c_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

aade455507f667318c83c42a95b3fc3c_JaffaCakes118.exe

description	pid	process	target process
PID 1804 wrote to memory of 224	1804	aade455507f667318c83c42a95b3fc3c_JaffaCakes118.exe	aade455507f667318c83c42a95b3fc3c_JaffaCakes118.exe
PID 1804 wrote to memory of 224	1804	aade455507f667318c83c42a95b3fc3c_JaffaCakes118.exe	aade455507f667318c83c42a95b3fc3c_JaffaCakes118.exe
PID 1804 wrote to memory of 224	1804	aade455507f667318c83c42a95b3fc3c_JaffaCakes118.exe	aade455507f667318c83c42a95b3fc3c_JaffaCakes118.exe
PID 1804 wrote to memory of 224	1804	aade455507f667318c83c42a95b3fc3c_JaffaCakes118.exe	aade455507f667318c83c42a95b3fc3c_JaffaCakes118.exe
PID 1804 wrote to memory of 224	1804	aade455507f667318c83c42a95b3fc3c_JaffaCakes118.exe	aade455507f667318c83c42a95b3fc3c_JaffaCakes118.exe
PID 1804 wrote to memory of 224	1804	aade455507f667318c83c42a95b3fc3c_JaffaCakes118.exe	aade455507f667318c83c42a95b3fc3c_JaffaCakes118.exe
PID 1804 wrote to memory of 224	1804	aade455507f667318c83c42a95b3fc3c_JaffaCakes118.exe	aade455507f667318c83c42a95b3fc3c_JaffaCakes118.exe
PID 1804 wrote to memory of 224	1804	aade455507f667318c83c42a95b3fc3c_JaffaCakes118.exe	aade455507f667318c83c42a95b3fc3c_JaffaCakes118.exe
PID 1804 wrote to memory of 224	1804	aade455507f667318c83c42a95b3fc3c_JaffaCakes118.exe	aade455507f667318c83c42a95b3fc3c_JaffaCakes118.exe
PID 1804 wrote to memory of 224	1804	aade455507f667318c83c42a95b3fc3c_JaffaCakes118.exe	aade455507f667318c83c42a95b3fc3c_JaffaCakes118.exe
PID 1804 wrote to memory of 224	1804	aade455507f667318c83c42a95b3fc3c_JaffaCakes118.exe	aade455507f667318c83c42a95b3fc3c_JaffaCakes118.exe
PID 1804 wrote to memory of 224	1804	aade455507f667318c83c42a95b3fc3c_JaffaCakes118.exe	aade455507f667318c83c42a95b3fc3c_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\aade455507f667318c83c42a95b3fc3c_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\aade455507f667318c83c42a95b3fc3c_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1804

C:\Users\Admin\AppData\Local\Temp\aade455507f667318c83c42a95b3fc3c_JaffaCakes118.exe
C:\Users\Admin\AppData\Local\Temp\aade455507f667318c83c42a95b3fc3c_JaffaCakes118.exe
2⤵
- Suspicious use of SetWindowsHookEx
PID:224

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\remcos\logs.dat

Filesize
148B

MD5
741f42745981fa96cab4b0ffec136795

SHA1
633ec14ab06fbfae81dc2aa372d9d8bb3fda1af7

SHA256
0904eac72d2d439ce60dc15c2e55e47bb158935585f1e2d0fffff3e4c8b354e7

SHA512
c332ebd8b46e07970712022ad7b2d51b372a05f9d3d6f2faf3a238b8e15038c91b638c05b94c84fef25eda4fe48b5a22aaf8398b31d80d7147fa6c49a5cef7c4

Download Submit
memory/224-12-0x0000000000400000-0x0000000000479000-memory.dmp

Filesize
484KB

Download
memory/224-37-0x0000000000400000-0x0000000000479000-memory.dmp

Filesize
484KB

Download
memory/224-42-0x0000000000400000-0x0000000000479000-memory.dmp

Filesize
484KB

Download
memory/224-36-0x0000000000400000-0x0000000000479000-memory.dmp

Filesize
484KB

Download
memory/224-30-0x0000000000400000-0x0000000000479000-memory.dmp

Filesize
484KB

Download
memory/224-29-0x0000000000400000-0x0000000000479000-memory.dmp

Filesize
484KB

Download
memory/224-8-0x0000000000400000-0x0000000000479000-memory.dmp

Filesize
484KB

Download
memory/224-10-0x0000000000400000-0x0000000000479000-memory.dmp

Filesize
484KB

Download
memory/224-11-0x0000000000400000-0x0000000000479000-memory.dmp

Filesize
484KB

Download
memory/224-15-0x0000000000400000-0x0000000000479000-memory.dmp

Filesize
484KB

Download
memory/224-43-0x0000000000400000-0x0000000000479000-memory.dmp

Filesize
484KB

Download
memory/224-24-0x0000000000400000-0x0000000000479000-memory.dmp

Filesize
484KB

Download
memory/224-22-0x0000000000400000-0x0000000000479000-memory.dmp

Filesize
484KB

Download
memory/224-17-0x0000000000400000-0x0000000000479000-memory.dmp

Filesize
484KB

Download
memory/224-16-0x0000000000400000-0x0000000000479000-memory.dmp

Filesize
484KB

Download
memory/224-23-0x0000000000400000-0x0000000000479000-memory.dmp

Filesize
484KB

Download
memory/1804-2-0x0000000003150000-0x0000000003160000-memory.dmp

Filesize
64KB

Download
memory/1804-1-0x0000000075320000-0x0000000075AD0000-memory.dmp

Filesize
7.7MB

Download
memory/1804-7-0x0000000005C60000-0x0000000005CB0000-memory.dmp

Filesize
320KB

Download
memory/1804-5-0x0000000003150000-0x0000000003160000-memory.dmp

Filesize
64KB

Download
memory/1804-4-0x0000000075320000-0x0000000075AD0000-memory.dmp

Filesize
7.7MB

Download
memory/1804-0-0x0000000000A00000-0x0000000000BB2000-memory.dmp

Filesize
1.7MB

Download
memory/1804-3-0x0000000005580000-0x00000000056F8000-memory.dmp

Filesize
1.5MB

Download
memory/1804-13-0x0000000075320000-0x0000000075AD0000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads