Analysis
-
max time kernel
148s -
max time network
151s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
18-03-2024 13:13
Behavioral task
behavioral1
Sample
d3994b1e2d7178cf1a0deacc455f3803.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
d3994b1e2d7178cf1a0deacc455f3803.exe
Resource
win10v2004-20240226-en
General
-
Target
d3994b1e2d7178cf1a0deacc455f3803.exe
-
Size
420KB
-
MD5
d3994b1e2d7178cf1a0deacc455f3803
-
SHA1
e025ff3da6c3241453a36bb5209bfd898efe11f3
-
SHA256
07731b7022fbbd94f460e546f38eb9f2be1ffeade82e04bda4803f12cf70a46b
-
SHA512
93384ee33511ae4f1bc7b785071debdc150c6bd1dfaf59bea3f9ec54785d238995e062b4ec5770dc539cf471caeb0a24507c5d89a1d3d4d85086fd049ce034b9
-
SSDEEP
6144:f9g5p/aJJL7XJAnY7jioSgBK0Ru115xTcYeEknZJJAVAe3:fgUJHX+nOjhBq1j2AWE
Malware Config
Extracted
remcos
2.5.0 Pro
Buddy
eastsidepapi.myq-see.com:6996
-
audio_folder
MicRecords
-
audio_path
%AppData%
-
audio_record_time
5
-
connect_delay
0
-
connect_interval
1
-
copy_file
Buddy.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
Buddy-PVO134
-
screenshot_crypt
false
-
screenshot_flag
false
-
screenshot_folder
Screenshots
-
screenshot_path
%AppData%
-
screenshot_time
10
-
startup_value
Buddy
-
take_screenshot_option
false
-
take_screenshot_time
5
-
take_screenshot_title
wikipedia;solitaire;
Signatures
-
Executes dropped EXE 2 IoCs
Processes:
ftermgr.exeftermgr.exepid process 2528 ftermgr.exe 840 ftermgr.exe -
Loads dropped DLL 6 IoCs
Processes:
powershell.exeWerFault.exepid process 2124 powershell.exe 1956 WerFault.exe 1956 WerFault.exe 1956 WerFault.exe 1956 WerFault.exe 1956 WerFault.exe -
Obfuscated with Agile.Net obfuscator 1 IoCs
Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.
Processes:
resource yara_rule behavioral1/memory/2188-2-0x0000000000820000-0x0000000000836000-memory.dmp agile_net -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
reg.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\progmfil = "C:\\Windows\\system32\\pcalua.exe -a C:\\Users\\Admin\\AppData\\Local\\ftermgr.exe" reg.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
ftermgr.exedescription pid process target process PID 2528 set thread context of 840 2528 ftermgr.exe ftermgr.exe -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 1956 2528 WerFault.exe ftermgr.exe -
Suspicious behavior: EnumeratesProcesses 9 IoCs
Processes:
d3994b1e2d7178cf1a0deacc455f3803.exepowershell.exeftermgr.exepid process 2188 d3994b1e2d7178cf1a0deacc455f3803.exe 2188 d3994b1e2d7178cf1a0deacc455f3803.exe 2188 d3994b1e2d7178cf1a0deacc455f3803.exe 2124 powershell.exe 2124 powershell.exe 2124 powershell.exe 2528 ftermgr.exe 2528 ftermgr.exe 2528 ftermgr.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
d3994b1e2d7178cf1a0deacc455f3803.exepowershell.exeftermgr.exedescription pid process Token: SeDebugPrivilege 2188 d3994b1e2d7178cf1a0deacc455f3803.exe Token: SeDebugPrivilege 2124 powershell.exe Token: SeDebugPrivilege 2528 ftermgr.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
ftermgr.exepid process 840 ftermgr.exe -
Suspicious use of WriteProcessMemory 31 IoCs
Processes:
d3994b1e2d7178cf1a0deacc455f3803.execmd.exepowershell.exeftermgr.exedescription pid process target process PID 2188 wrote to memory of 2700 2188 d3994b1e2d7178cf1a0deacc455f3803.exe cmd.exe PID 2188 wrote to memory of 2700 2188 d3994b1e2d7178cf1a0deacc455f3803.exe cmd.exe PID 2188 wrote to memory of 2700 2188 d3994b1e2d7178cf1a0deacc455f3803.exe cmd.exe PID 2188 wrote to memory of 2700 2188 d3994b1e2d7178cf1a0deacc455f3803.exe cmd.exe PID 2700 wrote to memory of 2536 2700 cmd.exe reg.exe PID 2700 wrote to memory of 2536 2700 cmd.exe reg.exe PID 2700 wrote to memory of 2536 2700 cmd.exe reg.exe PID 2700 wrote to memory of 2536 2700 cmd.exe reg.exe PID 2188 wrote to memory of 2124 2188 d3994b1e2d7178cf1a0deacc455f3803.exe powershell.exe PID 2188 wrote to memory of 2124 2188 d3994b1e2d7178cf1a0deacc455f3803.exe powershell.exe PID 2188 wrote to memory of 2124 2188 d3994b1e2d7178cf1a0deacc455f3803.exe powershell.exe PID 2188 wrote to memory of 2124 2188 d3994b1e2d7178cf1a0deacc455f3803.exe powershell.exe PID 2124 wrote to memory of 2528 2124 powershell.exe ftermgr.exe PID 2124 wrote to memory of 2528 2124 powershell.exe ftermgr.exe PID 2124 wrote to memory of 2528 2124 powershell.exe ftermgr.exe PID 2124 wrote to memory of 2528 2124 powershell.exe ftermgr.exe PID 2528 wrote to memory of 840 2528 ftermgr.exe ftermgr.exe PID 2528 wrote to memory of 840 2528 ftermgr.exe ftermgr.exe PID 2528 wrote to memory of 840 2528 ftermgr.exe ftermgr.exe PID 2528 wrote to memory of 840 2528 ftermgr.exe ftermgr.exe PID 2528 wrote to memory of 840 2528 ftermgr.exe ftermgr.exe PID 2528 wrote to memory of 840 2528 ftermgr.exe ftermgr.exe PID 2528 wrote to memory of 840 2528 ftermgr.exe ftermgr.exe PID 2528 wrote to memory of 840 2528 ftermgr.exe ftermgr.exe PID 2528 wrote to memory of 840 2528 ftermgr.exe ftermgr.exe PID 2528 wrote to memory of 840 2528 ftermgr.exe ftermgr.exe PID 2528 wrote to memory of 840 2528 ftermgr.exe ftermgr.exe PID 2528 wrote to memory of 1956 2528 ftermgr.exe WerFault.exe PID 2528 wrote to memory of 1956 2528 ftermgr.exe WerFault.exe PID 2528 wrote to memory of 1956 2528 ftermgr.exe WerFault.exe PID 2528 wrote to memory of 1956 2528 ftermgr.exe WerFault.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\d3994b1e2d7178cf1a0deacc455f3803.exe"C:\Users\Admin\AppData\Local\Temp\d3994b1e2d7178cf1a0deacc455f3803.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\cmd.exe"cmd.exe" /c REG ADD HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run /f /v progmfil /t REG_SZ /d C:\Windows\system32\pcalua.exe" -a C:\Users\Admin\AppData\Local\ftermgr.exe"2⤵
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\reg.exeREG ADD HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run /f /v progmfil /t REG_SZ /d C:\Windows\system32\pcalua.exe" -a C:\Users\Admin\AppData\Local\ftermgr.exe"3⤵
- Adds Run key to start application
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Start-Process C:\Users\Admin\AppData\Local\ftermgr.exe2⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\ftermgr.exe"C:\Users\Admin\AppData\Local\ftermgr.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\ftermgr.exe"C:\Users\Admin\AppData\Local\ftermgr.exe"4⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2528 -s 9324⤵
- Loads dropped DLL
- Program crash
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Users\Admin\AppData\Local\ftermgr.exeFilesize
420KB
MD5d3994b1e2d7178cf1a0deacc455f3803
SHA1e025ff3da6c3241453a36bb5209bfd898efe11f3
SHA25607731b7022fbbd94f460e546f38eb9f2be1ffeade82e04bda4803f12cf70a46b
SHA51293384ee33511ae4f1bc7b785071debdc150c6bd1dfaf59bea3f9ec54785d238995e062b4ec5770dc539cf471caeb0a24507c5d89a1d3d4d85086fd049ce034b9
-
memory/840-35-0x0000000000400000-0x0000000000420000-memory.dmpFilesize
128KB
-
memory/840-42-0x0000000000400000-0x0000000000420000-memory.dmpFilesize
128KB
-
memory/840-41-0x0000000000400000-0x0000000000420000-memory.dmpFilesize
128KB
-
memory/840-39-0x0000000000400000-0x0000000000420000-memory.dmpFilesize
128KB
-
memory/840-38-0x0000000000400000-0x0000000000420000-memory.dmpFilesize
128KB
-
memory/840-25-0x0000000000400000-0x0000000000420000-memory.dmpFilesize
128KB
-
memory/840-33-0x000000007EFDE000-0x000000007EFDF000-memory.dmpFilesize
4KB
-
memory/840-32-0x0000000000400000-0x0000000000420000-memory.dmpFilesize
128KB
-
memory/840-31-0x0000000000400000-0x0000000000420000-memory.dmpFilesize
128KB
-
memory/840-30-0x0000000000400000-0x0000000000420000-memory.dmpFilesize
128KB
-
memory/840-29-0x0000000000400000-0x0000000000420000-memory.dmpFilesize
128KB
-
memory/840-27-0x0000000000400000-0x0000000000420000-memory.dmpFilesize
128KB
-
memory/840-50-0x0000000000400000-0x0000000000420000-memory.dmpFilesize
128KB
-
memory/2124-21-0x0000000074190000-0x000000007473B000-memory.dmpFilesize
5.7MB
-
memory/2124-15-0x00000000025F0000-0x0000000002630000-memory.dmpFilesize
256KB
-
memory/2124-13-0x0000000074190000-0x000000007473B000-memory.dmpFilesize
5.7MB
-
memory/2124-14-0x0000000074190000-0x000000007473B000-memory.dmpFilesize
5.7MB
-
memory/2188-6-0x00000000747C0000-0x0000000074EAE000-memory.dmpFilesize
6.9MB
-
memory/2188-5-0x00000000009F0000-0x00000000009F8000-memory.dmpFilesize
32KB
-
memory/2188-1-0x00000000747C0000-0x0000000074EAE000-memory.dmpFilesize
6.9MB
-
memory/2188-2-0x0000000000820000-0x0000000000836000-memory.dmpFilesize
88KB
-
memory/2188-3-0x0000000000980000-0x0000000000988000-memory.dmpFilesize
32KB
-
memory/2188-0-0x0000000001230000-0x00000000012A0000-memory.dmpFilesize
448KB
-
memory/2188-10-0x00000000747C0000-0x0000000074EAE000-memory.dmpFilesize
6.9MB
-
memory/2188-9-0x0000000004890000-0x00000000048D0000-memory.dmpFilesize
256KB
-
memory/2188-7-0x0000000000BE0000-0x0000000000BE8000-memory.dmpFilesize
32KB
-
memory/2188-4-0x0000000004890000-0x00000000048D0000-memory.dmpFilesize
256KB
-
memory/2528-24-0x00000000004C0000-0x00000000004CA000-memory.dmpFilesize
40KB
-
memory/2528-20-0x0000000070230000-0x000000007091E000-memory.dmpFilesize
6.9MB
-
memory/2528-22-0x00000000020C0000-0x0000000002100000-memory.dmpFilesize
256KB
-
memory/2528-23-0x0000000070230000-0x000000007091E000-memory.dmpFilesize
6.9MB
-
memory/2528-19-0x0000000000BE0000-0x0000000000C50000-memory.dmpFilesize
448KB