remcos | 6f31f28d716f4d118974c5fd130a02fb742e20f164ea12b2f1e471f58fa5b817

Analysis

max time kernel
150s
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
18/03/2024, 04:16

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General

Target
2562AD2E3B7633531BAFA6737C6C245B.exe
Size 528KB
Sample240318-evspksgg6v
SHA256 6f31f28d716f4d118974c5fd130a02fb742e20f164ea12b2f1e471f58fa5b817
MD5 2562ad2e3b7633531bafa6737c6c245b
SHA1 ae4f5f50f98ba3aa77f891ae6a691869e51dc7e5
SHA512 6147bbf148bef4b87845cf09e7c95397ec5a13674ee4454444bdb582cc397ce58315176498f46cf6ca184d5b953fcd709b62cde8b84a0cfedc6289cdee9d7fea
SSDEEP 12288:bvu8+/mPTjv4dvLLy6gLPTznyl8PzBJZdR2hhTpjKsPLPPPPPPSPPP:K8++PT7EvXy6gLPfu87BGRVPLPPPPPPK
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

remcos rrrrrrrr rat

Malware Config

Extracted

Family

remcos

Botnet

RRRRRRRR

busbuctomorrrw.ddns.net:6609

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
logs.dat
keylog_flag
false
keylog_folder
remcos
mouse_option
false
mutex
Rmc-QLGWW3
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

Executes dropped EXE 2 IoCs

pid	Process
3212	Phots.exe
1104	Phots.exe

Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 5064 set thread context of 8	5064	2562AD2E3B7633531BAFA6737C6C245B.exe	92
PID 3212 set thread context of 3068	3212	Phots.exe	113
PID 1104 set thread context of 1444	1104	Phots.exe	129

Creates scheduled task(s) 1 TTPs 3 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task/Job

T1053

pid	Process
5072	schtasks.exe
2544	schtasks.exe
4452	schtasks.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 5064 wrote to memory of 8	5064	2562AD2E3B7633531BAFA6737C6C245B.exe	92
PID 5064 wrote to memory of 8	5064	2562AD2E3B7633531BAFA6737C6C245B.exe	92
PID 5064 wrote to memory of 8	5064	2562AD2E3B7633531BAFA6737C6C245B.exe	92
PID 5064 wrote to memory of 8	5064	2562AD2E3B7633531BAFA6737C6C245B.exe	92
PID 5064 wrote to memory of 8	5064	2562AD2E3B7633531BAFA6737C6C245B.exe	92
PID 5064 wrote to memory of 8	5064	2562AD2E3B7633531BAFA6737C6C245B.exe	92
PID 5064 wrote to memory of 8	5064	2562AD2E3B7633531BAFA6737C6C245B.exe	92
PID 5064 wrote to memory of 8	5064	2562AD2E3B7633531BAFA6737C6C245B.exe	92
PID 5064 wrote to memory of 8	5064	2562AD2E3B7633531BAFA6737C6C245B.exe	92
PID 5064 wrote to memory of 8	5064	2562AD2E3B7633531BAFA6737C6C245B.exe	92
PID 5064 wrote to memory of 8	5064	2562AD2E3B7633531BAFA6737C6C245B.exe	92
PID 5064 wrote to memory of 8	5064	2562AD2E3B7633531BAFA6737C6C245B.exe	92
PID 5064 wrote to memory of 3204	5064	2562AD2E3B7633531BAFA6737C6C245B.exe	93
PID 5064 wrote to memory of 3204	5064	2562AD2E3B7633531BAFA6737C6C245B.exe	93
PID 5064 wrote to memory of 3204	5064	2562AD2E3B7633531BAFA6737C6C245B.exe	93
PID 5064 wrote to memory of 3652	5064	2562AD2E3B7633531BAFA6737C6C245B.exe	94
PID 5064 wrote to memory of 3652	5064	2562AD2E3B7633531BAFA6737C6C245B.exe	94
PID 5064 wrote to memory of 3652	5064	2562AD2E3B7633531BAFA6737C6C245B.exe	94
PID 5064 wrote to memory of 3200	5064	2562AD2E3B7633531BAFA6737C6C245B.exe	95
PID 5064 wrote to memory of 3200	5064	2562AD2E3B7633531BAFA6737C6C245B.exe	95
PID 5064 wrote to memory of 3200	5064	2562AD2E3B7633531BAFA6737C6C245B.exe	95
PID 3652 wrote to memory of 5072	3652	cmd.exe	99
PID 3652 wrote to memory of 5072	3652	cmd.exe	99
PID 3652 wrote to memory of 5072	3652	cmd.exe	99
PID 3212 wrote to memory of 3068	3212	Phots.exe	113
PID 3212 wrote to memory of 3068	3212	Phots.exe	113
PID 3212 wrote to memory of 3068	3212	Phots.exe	113
PID 3212 wrote to memory of 3068	3212	Phots.exe	113
PID 3212 wrote to memory of 3068	3212	Phots.exe	113
PID 3212 wrote to memory of 3068	3212	Phots.exe	113
PID 3212 wrote to memory of 3068	3212	Phots.exe	113
PID 3212 wrote to memory of 3068	3212	Phots.exe	113
PID 3212 wrote to memory of 3068	3212	Phots.exe	113
PID 3212 wrote to memory of 3068	3212	Phots.exe	113
PID 3212 wrote to memory of 3068	3212	Phots.exe	113
PID 3212 wrote to memory of 3068	3212	Phots.exe	113
PID 3212 wrote to memory of 1168	3212	Phots.exe	114
PID 3212 wrote to memory of 1168	3212	Phots.exe	114
PID 3212 wrote to memory of 1168	3212	Phots.exe	114
PID 3212 wrote to memory of 2168	3212	Phots.exe	115
PID 3212 wrote to memory of 2168	3212	Phots.exe	115
PID 3212 wrote to memory of 2168	3212	Phots.exe	115
PID 3212 wrote to memory of 3324	3212	Phots.exe	117
PID 3212 wrote to memory of 3324	3212	Phots.exe	117
PID 3212 wrote to memory of 3324	3212	Phots.exe	117
PID 2168 wrote to memory of 2544	2168	cmd.exe	120
PID 2168 wrote to memory of 2544	2168	cmd.exe	120
PID 2168 wrote to memory of 2544	2168	cmd.exe	120
PID 1104 wrote to memory of 1444	1104	Phots.exe	129
PID 1104 wrote to memory of 1444	1104	Phots.exe	129
PID 1104 wrote to memory of 1444	1104	Phots.exe	129
PID 1104 wrote to memory of 1444	1104	Phots.exe	129
PID 1104 wrote to memory of 1444	1104	Phots.exe	129
PID 1104 wrote to memory of 1444	1104	Phots.exe	129
PID 1104 wrote to memory of 1444	1104	Phots.exe	129
PID 1104 wrote to memory of 1444	1104	Phots.exe	129
PID 1104 wrote to memory of 1444	1104	Phots.exe	129
PID 1104 wrote to memory of 1444	1104	Phots.exe	129
PID 1104 wrote to memory of 1444	1104	Phots.exe	129
PID 1104 wrote to memory of 1444	1104	Phots.exe	129
PID 1104 wrote to memory of 700	1104	Phots.exe	130
PID 1104 wrote to memory of 700	1104	Phots.exe	130
PID 1104 wrote to memory of 700	1104	Phots.exe	130
PID 1104 wrote to memory of 768	1104	Phots.exe	131

C:\Users\Admin\AppData\Local\Temp\2562AD2E3B7633531BAFA6737C6C245B.exe
"C:\Users\Admin\AppData\Local\Temp\2562AD2E3B7633531BAFA6737C6C245B.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:5064
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
  2⤵
  PID:8
- C:\Windows\SysWOW64\cmd.exe
  "cmd" /c mkdir "C:\Users\Admin\AppData\Local\Temp\Phots"
  2⤵
  PID:3204
- C:\Windows\SysWOW64\cmd.exe
  "cmd" /c schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Local\Temp\Phots\Phots.exe'" /f
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3652
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Local\Temp\Phots\Phots.exe'" /f
    3⤵
    - Creates scheduled task(s)
    PID:5072
- C:\Windows\SysWOW64\cmd.exe
  "cmd" /c copy "C:\Users\Admin\AppData\Local\Temp\2562AD2E3B7633531BAFA6737C6C245B.exe" "C:\Users\Admin\AppData\Local\Temp\Phots\Phots.exe"
  2⤵
  PID:3200

C:\Users\Admin\AppData\Local\Temp\Phots\Phots.exe
C:\Users\Admin\AppData\Local\Temp\Phots\Phots.exe
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3212
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
  2⤵
  PID:3068
- C:\Windows\SysWOW64\cmd.exe
  "cmd" /c mkdir "C:\Users\Admin\AppData\Local\Temp\Phots"
  2⤵
  PID:1168
- C:\Windows\SysWOW64\cmd.exe
  "cmd" /c schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Local\Temp\Phots\Phots.exe'" /f
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2168
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Local\Temp\Phots\Phots.exe'" /f
    3⤵
    - Creates scheduled task(s)
    PID:2544
- C:\Windows\SysWOW64\cmd.exe
  "cmd" /c copy "C:\Users\Admin\AppData\Local\Temp\Phots\Phots.exe" "C:\Users\Admin\AppData\Local\Temp\Phots\Phots.exe"
  2⤵
  PID:3324

C:\Users\Admin\AppData\Local\Temp\Phots\Phots.exe
C:\Users\Admin\AppData\Local\Temp\Phots\Phots.exe
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1104
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
  2⤵
  PID:1444
- C:\Windows\SysWOW64\cmd.exe
  "cmd" /c mkdir "C:\Users\Admin\AppData\Local\Temp\Phots"
  2⤵
  PID:700
- C:\Windows\SysWOW64\cmd.exe
  "cmd" /c schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Local\Temp\Phots\Phots.exe'" /f
  2⤵
  PID:768
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Local\Temp\Phots\Phots.exe'" /f
    3⤵
    - Creates scheduled task(s)
    PID:4452
- C:\Windows\SysWOW64\cmd.exe
  "cmd" /c copy "C:\Users\Admin\AppData\Local\Temp\Phots\Phots.exe" "C:\Users\Admin\AppData\Local\Temp\Phots\Phots.exe"
  2⤵
  PID:5080

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Scripting

T1064

Persistence

Scheduled Task/Job

T1053

Privilege Escalation

Scheduled Task/Job

T1053

Defense Evasion

Scripting

T1064

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

Phots.exe.log

Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Phots.exe.log
Size 520B
SHA256 e84d0c64750ec6333b67eb8aef737bb21cd86c6ef6e520c6537ede13505e125e
MD5 3ca2f9e6a94c24c455ac9431a0bf479b
SHA1 a90309eec691588990609f8f8ad9b935d6f38eb2
SHA512 ba66e42b384f0d865a21d9169169a0b2bd9c62ebee68acc63a191b1a67ca16f4534f955055fc84bbc4a9cd22cec11c3c22a15df7741d99b7dec456e5cabcb0b5
MD5 SHA1 SHA512

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Phots.exe

Path C:\Users\Admin\AppData\Local\Temp\Phots\Phots.exe
Size 528KB
SHA256 6f31f28d716f4d118974c5fd130a02fb742e20f164ea12b2f1e471f58fa5b817
MD5 2562ad2e3b7633531bafa6737c6c245b
SHA1 ae4f5f50f98ba3aa77f891ae6a691869e51dc7e5
SHA512 6147bbf148bef4b87845cf09e7c95397ec5a13674ee4454444bdb582cc397ce58315176498f46cf6ca184d5b953fcd709b62cde8b84a0cfedc6289cdee9d7fea
SSDEEP 12288:bvu8+/mPTjv4dvLLy6gLPTznyl8PzBJZdR2hhTpjKsPLPPPPPPSPPP:K8++PT7EvXy6gLPfu87BGRVPLPPPPPPK
MD5 SHA1 SHA512 SSDEEP

Submit Download

memory/8-13-0x0000000000400000-0x0000000000482000-memory.dmp

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memory/8-36-0x0000000000400000-0x0000000000482000-memory.dmp

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memory/8-4-0x0000000000400000-0x0000000000482000-memory.dmp

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memory/8-5-0x0000000000400000-0x0000000000482000-memory.dmp

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memory/8-6-0x0000000000400000-0x0000000000482000-memory.dmp

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memory/8-48-0x0000000000400000-0x0000000000482000-memory.dmp

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memory/8-10-0x0000000000400000-0x0000000000482000-memory.dmp

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memory/8-47-0x0000000000400000-0x0000000000482000-memory.dmp

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memory/8-14-0x0000000000400000-0x0000000000482000-memory.dmp

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memory/8-15-0x0000000000400000-0x0000000000482000-memory.dmp

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memory/8-16-0x0000000000400000-0x0000000000482000-memory.dmp

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memory/8-19-0x0000000000400000-0x0000000000482000-memory.dmp

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memory/8-20-0x0000000000400000-0x0000000000482000-memory.dmp

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memory/8-21-0x0000000000400000-0x0000000000482000-memory.dmp

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memory/8-22-0x0000000000400000-0x0000000000482000-memory.dmp

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memory/8-23-0x0000000000400000-0x0000000000482000-memory.dmp

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memory/8-37-0x0000000000400000-0x0000000000482000-memory.dmp

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memory/8-35-0x0000000000400000-0x0000000000482000-memory.dmp

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memory/8-34-0x0000000000400000-0x0000000000482000-memory.dmp

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memory/1104-40-0x0000000073CF0000-0x00000000744A0000-memory.dmp

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memory/1104-46-0x0000000073CF0000-0x00000000744A0000-memory.dmp

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memory/1104-41-0x0000000000A40000-0x0000000000A50000-memory.dmp

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memory/1444-44-0x0000000000400000-0x0000000000482000-memory.dmp

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memory/1444-43-0x0000000000400000-0x0000000000482000-memory.dmp

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memory/1444-45-0x0000000000400000-0x0000000000482000-memory.dmp

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memory/3068-29-0x0000000000400000-0x0000000000482000-memory.dmp

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memory/3068-31-0x0000000000400000-0x0000000000482000-memory.dmp

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memory/3068-30-0x0000000000400000-0x0000000000482000-memory.dmp

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memory/3212-33-0x0000000073C50000-0x0000000074400000-memory.dmp

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memory/3212-28-0x0000000005700000-0x0000000005710000-memory.dmp

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memory/3212-27-0x0000000073C50000-0x0000000074400000-memory.dmp

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memory/5064-1-0x0000000000390000-0x0000000000418000-memory.dmp

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memory/5064-2-0x0000000004D80000-0x0000000004D90000-memory.dmp

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memory/5064-3-0x0000000005340000-0x00000000058E4000-memory.dmp

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memory/5064-0-0x0000000074520000-0x0000000074CD0000-memory.dmp

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memory/5064-8-0x0000000074520000-0x0000000074CD0000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads