remcos | 2a0a27371b6f4d355c3264fcc668d8a0fe1af7ebb8b19dca3b5cdf20a3282d65

General

Target

2a0a27371b6f4d355c3264fcc668d8a0fe1af7ebb8b19dca3b5cdf20a3282d65.exe
Size

548KB
MD5

10a4cb3233c444bcf6211100ab9bad9a
SHA1

2f4a679479fdff9d22226676d7a7eacab84311eb
SHA256

2a0a27371b6f4d355c3264fcc668d8a0fe1af7ebb8b19dca3b5cdf20a3282d65
SHA512

0c847f9723d1e65a03d0e129555160a7730e3ab4625d488540dd82dc968b354e31ab042dd820da6b61662af62d0687696e458440ab66b940e3fa168c09af9303
SSDEEP

12288:FUH8UsiMHGMZY/QZsg4rvpvK9+uH2OG/4RY+ajkrSyxPln+07bSsEAmD:yH8XvHFA6sgyvxK4uHBLRPaArSuPl19

Score

10^/10

remcos gg rat

Malware Config

Extracted

Family

remcos

Version

1.7 Pro

Botnet

gg

C2

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

Detects executables packed with SmartAssembly 2 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2864-3-0x0000000000660000-0x0000000000670000-memory.dmp	INDICATOR_EXE_Packed_SmartAssembly
behavioral1/memory/2864-4-0x00000000006C0000-0x00000000006CC000-memory.dmp	INDICATOR_EXE_Packed_SmartAssembly

detects Windows exceutables potentially bypassing UAC using eventvwr.exe 8 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2500-23-0x0000000000400000-0x0000000000417000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer
behavioral1/memory/2500-24-0x0000000000400000-0x0000000000417000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer
behavioral1/memory/2500-27-0x0000000000400000-0x0000000000417000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer
behavioral1/memory/2500-29-0x0000000000400000-0x0000000000417000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer
behavioral1/memory/2500-32-0x0000000000400000-0x0000000000417000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer
behavioral1/memory/2500-36-0x0000000000400000-0x0000000000417000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer
behavioral1/memory/2500-40-0x0000000000400000-0x0000000000417000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer
behavioral1/memory/2500-44-0x0000000000400000-0x0000000000417000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer

Suspicious use of SetThreadContext 1 IoCs

Processes:

2a0a27371b6f4d355c3264fcc668d8a0fe1af7ebb8b19dca3b5cdf20a3282d65.exe

description	pid	process	target process
PID 2864 set thread context of 2500	2864	2a0a27371b6f4d355c3264fcc668d8a0fe1af7ebb8b19dca3b5cdf20a3282d65.exe	2a0a27371b6f4d355c3264fcc668d8a0fe1af7ebb8b19dca3b5cdf20a3282d65.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

2472 schtasks.exe

pid	process
2472	schtasks.exe

Suspicious behavior: EnumeratesProcesses 11 IoCs

Processes:

2a0a27371b6f4d355c3264fcc668d8a0fe1af7ebb8b19dca3b5cdf20a3282d65.exepowershell.exepowershell.exe

pid	process
2864	2a0a27371b6f4d355c3264fcc668d8a0fe1af7ebb8b19dca3b5cdf20a3282d65.exe
2864	2a0a27371b6f4d355c3264fcc668d8a0fe1af7ebb8b19dca3b5cdf20a3282d65.exe
2864	2a0a27371b6f4d355c3264fcc668d8a0fe1af7ebb8b19dca3b5cdf20a3282d65.exe
2864	2a0a27371b6f4d355c3264fcc668d8a0fe1af7ebb8b19dca3b5cdf20a3282d65.exe
2864	2a0a27371b6f4d355c3264fcc668d8a0fe1af7ebb8b19dca3b5cdf20a3282d65.exe
2864	2a0a27371b6f4d355c3264fcc668d8a0fe1af7ebb8b19dca3b5cdf20a3282d65.exe
2864	2a0a27371b6f4d355c3264fcc668d8a0fe1af7ebb8b19dca3b5cdf20a3282d65.exe
2864	2a0a27371b6f4d355c3264fcc668d8a0fe1af7ebb8b19dca3b5cdf20a3282d65.exe
2864	2a0a27371b6f4d355c3264fcc668d8a0fe1af7ebb8b19dca3b5cdf20a3282d65.exe
2872	powershell.exe
2596	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

2a0a27371b6f4d355c3264fcc668d8a0fe1af7ebb8b19dca3b5cdf20a3282d65.exepowershell.exepowershell.exe

description	pid	process
Token: SeDebugPrivilege	2864	2a0a27371b6f4d355c3264fcc668d8a0fe1af7ebb8b19dca3b5cdf20a3282d65.exe
Token: SeDebugPrivilege	2872	powershell.exe
Token: SeDebugPrivilege	2596	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

2a0a27371b6f4d355c3264fcc668d8a0fe1af7ebb8b19dca3b5cdf20a3282d65.exe

pid process

2500 2a0a27371b6f4d355c3264fcc668d8a0fe1af7ebb8b19dca3b5cdf20a3282d65.exe

pid	process
2500	2a0a27371b6f4d355c3264fcc668d8a0fe1af7ebb8b19dca3b5cdf20a3282d65.exe

Suspicious use of WriteProcessMemory 22 IoCs

Processes:

2a0a27371b6f4d355c3264fcc668d8a0fe1af7ebb8b19dca3b5cdf20a3282d65.exe

description	pid	process	target process
PID 2864 wrote to memory of 2596	2864	2a0a27371b6f4d355c3264fcc668d8a0fe1af7ebb8b19dca3b5cdf20a3282d65.exe	powershell.exe
PID 2864 wrote to memory of 2596	2864	2a0a27371b6f4d355c3264fcc668d8a0fe1af7ebb8b19dca3b5cdf20a3282d65.exe	powershell.exe
PID 2864 wrote to memory of 2596	2864	2a0a27371b6f4d355c3264fcc668d8a0fe1af7ebb8b19dca3b5cdf20a3282d65.exe	powershell.exe
PID 2864 wrote to memory of 2596	2864	2a0a27371b6f4d355c3264fcc668d8a0fe1af7ebb8b19dca3b5cdf20a3282d65.exe	powershell.exe
PID 2864 wrote to memory of 2872	2864	2a0a27371b6f4d355c3264fcc668d8a0fe1af7ebb8b19dca3b5cdf20a3282d65.exe	powershell.exe
PID 2864 wrote to memory of 2872	2864	2a0a27371b6f4d355c3264fcc668d8a0fe1af7ebb8b19dca3b5cdf20a3282d65.exe	powershell.exe
PID 2864 wrote to memory of 2872	2864	2a0a27371b6f4d355c3264fcc668d8a0fe1af7ebb8b19dca3b5cdf20a3282d65.exe	powershell.exe
PID 2864 wrote to memory of 2872	2864	2a0a27371b6f4d355c3264fcc668d8a0fe1af7ebb8b19dca3b5cdf20a3282d65.exe	powershell.exe
PID 2864 wrote to memory of 2472	2864	2a0a27371b6f4d355c3264fcc668d8a0fe1af7ebb8b19dca3b5cdf20a3282d65.exe	schtasks.exe
PID 2864 wrote to memory of 2472	2864	2a0a27371b6f4d355c3264fcc668d8a0fe1af7ebb8b19dca3b5cdf20a3282d65.exe	schtasks.exe
PID 2864 wrote to memory of 2472	2864	2a0a27371b6f4d355c3264fcc668d8a0fe1af7ebb8b19dca3b5cdf20a3282d65.exe	schtasks.exe
PID 2864 wrote to memory of 2472	2864	2a0a27371b6f4d355c3264fcc668d8a0fe1af7ebb8b19dca3b5cdf20a3282d65.exe	schtasks.exe
PID 2864 wrote to memory of 2500	2864	2a0a27371b6f4d355c3264fcc668d8a0fe1af7ebb8b19dca3b5cdf20a3282d65.exe	2a0a27371b6f4d355c3264fcc668d8a0fe1af7ebb8b19dca3b5cdf20a3282d65.exe
PID 2864 wrote to memory of 2500	2864	2a0a27371b6f4d355c3264fcc668d8a0fe1af7ebb8b19dca3b5cdf20a3282d65.exe	2a0a27371b6f4d355c3264fcc668d8a0fe1af7ebb8b19dca3b5cdf20a3282d65.exe
PID 2864 wrote to memory of 2500	2864	2a0a27371b6f4d355c3264fcc668d8a0fe1af7ebb8b19dca3b5cdf20a3282d65.exe	2a0a27371b6f4d355c3264fcc668d8a0fe1af7ebb8b19dca3b5cdf20a3282d65.exe
PID 2864 wrote to memory of 2500	2864	2a0a27371b6f4d355c3264fcc668d8a0fe1af7ebb8b19dca3b5cdf20a3282d65.exe	2a0a27371b6f4d355c3264fcc668d8a0fe1af7ebb8b19dca3b5cdf20a3282d65.exe
PID 2864 wrote to memory of 2500	2864	2a0a27371b6f4d355c3264fcc668d8a0fe1af7ebb8b19dca3b5cdf20a3282d65.exe	2a0a27371b6f4d355c3264fcc668d8a0fe1af7ebb8b19dca3b5cdf20a3282d65.exe
PID 2864 wrote to memory of 2500	2864	2a0a27371b6f4d355c3264fcc668d8a0fe1af7ebb8b19dca3b5cdf20a3282d65.exe	2a0a27371b6f4d355c3264fcc668d8a0fe1af7ebb8b19dca3b5cdf20a3282d65.exe
PID 2864 wrote to memory of 2500	2864	2a0a27371b6f4d355c3264fcc668d8a0fe1af7ebb8b19dca3b5cdf20a3282d65.exe	2a0a27371b6f4d355c3264fcc668d8a0fe1af7ebb8b19dca3b5cdf20a3282d65.exe
PID 2864 wrote to memory of 2500	2864	2a0a27371b6f4d355c3264fcc668d8a0fe1af7ebb8b19dca3b5cdf20a3282d65.exe	2a0a27371b6f4d355c3264fcc668d8a0fe1af7ebb8b19dca3b5cdf20a3282d65.exe
PID 2864 wrote to memory of 2500	2864	2a0a27371b6f4d355c3264fcc668d8a0fe1af7ebb8b19dca3b5cdf20a3282d65.exe	2a0a27371b6f4d355c3264fcc668d8a0fe1af7ebb8b19dca3b5cdf20a3282d65.exe
PID 2864 wrote to memory of 2500	2864	2a0a27371b6f4d355c3264fcc668d8a0fe1af7ebb8b19dca3b5cdf20a3282d65.exe	2a0a27371b6f4d355c3264fcc668d8a0fe1af7ebb8b19dca3b5cdf20a3282d65.exe

C:\Users\Admin\AppData\Local\Temp\2a0a27371b6f4d355c3264fcc668d8a0fe1af7ebb8b19dca3b5cdf20a3282d65.exe
"C:\Users\Admin\AppData\Local\Temp\2a0a27371b6f4d355c3264fcc668d8a0fe1af7ebb8b19dca3b5cdf20a3282d65.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2864

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\2a0a27371b6f4d355c3264fcc668d8a0fe1af7ebb8b19dca3b5cdf20a3282d65.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2596

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\oFkpbhjTJbn.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2872

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\oFkpbhjTJbn" /XML "C:\Users\Admin\AppData\Local\Temp\tmp85A4.tmp"
2⤵
- Creates scheduled task(s)
PID:2472

C:\Users\Admin\AppData\Local\Temp\2a0a27371b6f4d355c3264fcc668d8a0fe1af7ebb8b19dca3b5cdf20a3282d65.exe
"C:\Users\Admin\AppData\Local\Temp\2a0a27371b6f4d355c3264fcc668d8a0fe1af7ebb8b19dca3b5cdf20a3282d65.exe"
2⤵
- Suspicious use of SetWindowsHookEx
PID:2500

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Scheduled Task/Job

1

T1053

Privilege Escalation

Scheduled Task/Job

1

T1053

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp85A4.tmp
Filesize
1KB

MD5
8762f0c32e727bcfef84b0385efd95d9

SHA1
b3cb1fdad6675609f8f7cc69b158cc47f7462b9e

SHA256
1486c5d2703df30ed89c604cdf7bd5de5bd08c2bf98acb94c297da03032f370c

SHA512
6a5b7a8d6df6b4e40b68221eed7396077e7cc6bf892a0ad68aa414e61fc2f514a019169d710e720c38e2d57f0f808a4e949b891b0de2b9086510e187dfb0505d

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\PGF9WQIBUSHKN175MBTH.temp
Filesize
7KB

MD5
9e3073b930bed08faf7d356a008cb44f

SHA1
56c6128f4952451896e169c4357b23bd929fa8a5

SHA256
2392d735afc053934c96a5e0352f0dec0ec1a4c07b8f9cf450795bd325cc692b

SHA512
28b4981b9ca049b56595d96677fc53b0977c520169a2e5435bf23ed623f73392bbe33021f89430c02c5b2b099359cec31cafa30bef5f8ff9fc6b35dc973d9051

Download Submit
memory/2500-36-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2500-24-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2500-32-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2500-29-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2500-27-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2500-25-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2500-40-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2500-44-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2500-20-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2500-21-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2500-22-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2500-23-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2596-33-0x000000006F430000-0x000000006F9DB000-memory.dmp

Filesize
5.7MB

Download
memory/2596-37-0x000000006F430000-0x000000006F9DB000-memory.dmp

Filesize
5.7MB

Download
memory/2596-41-0x000000006F430000-0x000000006F9DB000-memory.dmp

Filesize
5.7MB

Download
memory/2596-39-0x0000000002A10000-0x0000000002A50000-memory.dmp

Filesize
256KB

Download
memory/2864-5-0x0000000004870000-0x00000000048D0000-memory.dmp

Filesize
384KB

Download
memory/2864-7-0x00000000040C0000-0x0000000004100000-memory.dmp

Filesize
256KB

Download
memory/2864-4-0x00000000006C0000-0x00000000006CC000-memory.dmp

Filesize
48KB

Download
memory/2864-1-0x0000000074820000-0x0000000074F0E000-memory.dmp

Filesize
6.9MB

Download
memory/2864-3-0x0000000000660000-0x0000000000670000-memory.dmp

Filesize
64KB

Download
memory/2864-30-0x0000000074820000-0x0000000074F0E000-memory.dmp

Filesize
6.9MB

Download
memory/2864-2-0x00000000040C0000-0x0000000004100000-memory.dmp

Filesize
256KB

Download
memory/2864-6-0x0000000074820000-0x0000000074F0E000-memory.dmp

Filesize
6.9MB

Download
memory/2864-0-0x0000000000010000-0x000000000009E000-memory.dmp

Filesize
568KB

Download
memory/2872-31-0x000000006F430000-0x000000006F9DB000-memory.dmp

Filesize
5.7MB

Download
memory/2872-35-0x0000000002680000-0x00000000026C0000-memory.dmp

Filesize
256KB

Download
memory/2872-38-0x000000006F430000-0x000000006F9DB000-memory.dmp

Filesize
5.7MB

Download
memory/2872-42-0x000000006F430000-0x000000006F9DB000-memory.dmp

Filesize
5.7MB

Download

Resubmissions

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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