modiloader | bbe10b8d55fd248651e7d483e82426fda7c4e2799461065d734858362e4bada8

General

Target

PO4102672345.rtf
Size

345KB
MD5

987971ef05bbf3bee0e5f0548cb53b64
SHA1

8b961e75ab5fd688da06b1ade6ea1d2ed82fc3df
SHA256

bbe10b8d55fd248651e7d483e82426fda7c4e2799461065d734858362e4bada8
SHA512

e5eb25a662b986098e6657b0edf2bdcf7f3ebb75b03121ec92707332466178cf44570d55bd6e8b506e88ff9bef282efc75d6dd747fdfd387846dfdc59822bccb
SSDEEP

768:jbOnDlKzboVm33/y3NZZ2sO3pv6o+qq60Vf7:jbsDUzbgmENZZ2sOx6o9q7Vf7

Score

10^/10

modiloader remcos arab persistence rat trojan

Malware Config

Extracted

Family

remcos

Botnet

ARAB

C2

tornado.ydns.eu:1972

orifak.ydns.eu:1972

wedhstinwell.online:1972

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
RmgDEfdfdef-8B9XCY
screenshot_crypt
false
screenshot_flag
false
screenshot_folder
Screenshots
screenshot_path
%AppData%
screenshot_time
10
take_screenshot_option
false
take_screenshot_time
5

Signatures

ModiLoader, DBatLoader
ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.
trojan modiloader
Remcos
Remcos is a closed-source remote control and surveillance software.
rat remcos

ModiLoader Second Stage 1 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2832-19-0x0000000002DF0000-0x0000000003DF0000-memory.dmp	modiloader_stage2

Blocklisted process makes network request 1 IoCs

Processes:

EQNEDT32.EXE

flow pid process

4 2780 EQNEDT32.EXE
Downloads MZ/PE file
Executes dropped EXE 1 IoCs

Processes:

CHR0ME.scr

pid process

2832 CHR0ME.scr
Loads dropped DLL 2 IoCs

Processes:

EQNEDT32.EXE

pid process

2780 EQNEDT32.EXE
2780 EQNEDT32.EXE

flow	pid	process
4	2780	EQNEDT32.EXE

pid	process
2832	CHR0ME.scr

pid	process
2780	EQNEDT32.EXE
2780	EQNEDT32.EXE

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

CHR0ME.scr

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3513876443-2771975297-1923446376-1000\Software\Microsoft\Windows\CurrentVersion\Run\Owpxkxlh = "C:\\Users\\Public\\Owpxkxlh.url"	CHR0ME.scr

Drops file in Windows directory 1 IoCs

Processes:

WINWORD.EXE

description ioc process

File opened for modification C:\Windows\Debug\WIA\wiatrace.log WINWORD.EXE
Office loads VBA resources, possible macro or embedded object present
Launches Equation Editor 1 TTPs 1 IoCs
Equation Editor is an old Office component often targeted by exploits such as CVE-2017-11882.
exploit

Exploitation for Client Execution
T1203

Processes:

EQNEDT32.EXE

pid process

2780 EQNEDT32.EXE

description	ioc	process
File opened for modification	C:\Windows\Debug\WIA\wiatrace.log	WINWORD.EXE

pid	process
2780	EQNEDT32.EXE

Modifies Internet Explorer settings 1 TTPs 31 IoCs

adware spyware

Modify Registry

T1112

Processes:

WINWORD.EXE

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\COMMAND	WINWORD.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3513876443-2771975297-1923446376-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55"	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\COMMAND	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\ = "&Edit"	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-3513876443-2771975297-1923446376-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-3513876443-2771975297-1923446376-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell	WINWORD.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\command	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\WINWORD.EXE\" /n \"%1\""	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command	WINWORD.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3513876443-2771975297-1923446376-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell	WINWORD.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3513876443-2771975297-1923446376-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000"	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-3513876443-2771975297-1923446376-1000\Software\Microsoft\Internet Explorer\Toolbar	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3513876443-2771975297-1923446376-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105"	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3513876443-2771975297-1923446376-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes"	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\ = "&Edit"	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\WINWORD.EXE\" /n \"%1\""	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-3513876443-2771975297-1923446376-1000\Software\Microsoft\Internet Explorer\MenuExt	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor	WINWORD.EXE

Modifies registry class 64 IoCs

Processes:

WINWORD.EXE

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe\shell\edit	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Publisher	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ = "&Open"	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Publisher\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\MSPUB.EXE\" %1"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\EXCEL.EXE\" /dde"	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit\ = "&Edit"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\InprocServer32	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\command	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ddeexec\topic	WINWORD.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0045005800430045004c00460069006c00650073003e00560069006a00710042006f006600280059003800270077002100460049006400310067004c00510020002f0064006400650000000000	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ddeexec\application	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Edit	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\ShellEx	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Publisher	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Publisher\shell\edit\ = "&Open"	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\msohtmed.exe\" /p %1"	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shellex\IconHandler\ = "{42042206-2D85-11D3-8CFF-005004838597}"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Publisher\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\MSPUB.EXE\" %1"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\WINWORD.EXE\" /n \"%1\""	WINWORD.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0045005800430045004c00460069006c00650073003e00560069006a00710042006f006600280059003800270077002100460049006400310067004c00510020002f0064006400650000000000	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print\command	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Old Icon	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\EXCEL.EXE\" /dde"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\DefaultIcon\ = "\"%1\""	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ddeexec	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print\command	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec\topic\ = "system"	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec\topic\ = "system"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ddeexec	WINWORD.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\MSPub.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b005000750062005000720069006d006100720079003e00520024006e0075006a0053005700460065003f007d0061004c00720052007000390078004000570020002500310000000000	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\MSPub.exe	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shellex\IconHandler	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec\topic	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\msohtmed.exe\" %1"	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print\ = "&Print"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec\application	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Publisher\shell\edit	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word\shell\edit	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe	WINWORD.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0045005800430045004c00460069006c00650073003e00560069006a00710042006f006600280059003800270077002100460049006400310067004c00510020002f0064006400650000000000	WINWORD.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Publisher\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b005000750062005000720069006d006100720079003e00520024006e0075006a0053005700460065003f007d0061004c00720052007000390078004000570020002500310000000000	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit\command	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\ShellEx	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Edit\command	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Edit\ = "&Edit"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Word\shell\edit\ = "&Open"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Word\shell\edit\command	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ = "&Open"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ddeexec\application\ = "Excel"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Publisher\shell\edit	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\MSPub.exe\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\MSPUB.EXE\" %1"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\WinWord.exe\shell\edit\command	WINWORD.EXE

Script User-Agent 1 IoCs
Uses user-agent string associated with script host/environment.

Processes:

description flow ioc

HTTP User-Agent header 6 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

WINWORD.EXE

pid process

1284 WINWORD.EXE
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

CHR0ME.scr

pid process

2832 CHR0ME.scr
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

SndVol.exe

pid process

2860 SndVol.exe
Suspicious use of SendNotifyMessage 2 IoCs

Processes:

SndVol.exe

pid process

2860 SndVol.exe
2860 SndVol.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

WINWORD.EXE

pid process

1284 WINWORD.EXE
1284 WINWORD.EXE

description	flow	ioc
HTTP User-Agent header	6	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)

pid	process
1284	WINWORD.EXE

pid	process
2832	CHR0ME.scr

pid	process
2860	SndVol.exe

pid	process
2860	SndVol.exe
2860	SndVol.exe

pid	process
1284	WINWORD.EXE
1284	WINWORD.EXE

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

WINWORD.EXEEQNEDT32.EXECHR0ME.scr

description	pid	process	target process
PID 1284 wrote to memory of 2208	1284	WINWORD.EXE	splwow64.exe
PID 1284 wrote to memory of 2208	1284	WINWORD.EXE	splwow64.exe
PID 1284 wrote to memory of 2208	1284	WINWORD.EXE	splwow64.exe
PID 1284 wrote to memory of 2208	1284	WINWORD.EXE	splwow64.exe
PID 2780 wrote to memory of 2832	2780	EQNEDT32.EXE	CHR0ME.scr
PID 2780 wrote to memory of 2832	2780	EQNEDT32.EXE	CHR0ME.scr
PID 2780 wrote to memory of 2832	2780	EQNEDT32.EXE	CHR0ME.scr
PID 2780 wrote to memory of 2832	2780	EQNEDT32.EXE	CHR0ME.scr
PID 2832 wrote to memory of 2860	2832	CHR0ME.scr	SndVol.exe
PID 2832 wrote to memory of 2860	2832	CHR0ME.scr	SndVol.exe
PID 2832 wrote to memory of 2860	2832	CHR0ME.scr	SndVol.exe
PID 2832 wrote to memory of 2860	2832	CHR0ME.scr	SndVol.exe
PID 2832 wrote to memory of 2860	2832	CHR0ME.scr	SndVol.exe

C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE
"C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\PO4102672345.rtf"
1⤵
- Drops file in Windows directory
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1284

C:\Windows\splwow64.exe
C:\Windows\splwow64.exe 12288
2⤵
PID:2208

C:\Program Files (x86)\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE
"C:\Program Files (x86)\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE" -Embedding
1⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Launches Equation Editor
- Suspicious use of WriteProcessMemory
PID:2780

C:\Users\Admin\AppData\Roaming\CHR0ME.scr
C:\Users\Admin\AppData\Roaming\CHR0ME.scr
2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2832

C:\Windows\SysWOW64\SndVol.exe
C:\Windows\System32\SndVol.exe
3⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:2860

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Exploitation for Client Execution

1

T1203

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

2

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Roaming\CHR0ME.scr
Filesize
1.2MB

MD5
79b7474ded312cda4a0bd477ddf78378

SHA1
34c845c09dd73bd4bbd5b8ee6ebf9c9b3e6ff846

SHA256
3880c8403a1377ae8bbcc6f782e51839364c9e2e9e29ea9a02d011eeefd51d69

SHA512
d30600dd6b1b227f7a2fe4372389f9d34321ccc02886212332fb41613014a640ec22b3b16d70c100805a51b75bd89d5eb5482b1f07bcdcb2158981a2a7edd33c

Download Submit
C:\Users\Admin\AppData\Roaming\CHR0ME.scr
Filesize
1.2MB

MD5
79b7474ded312cda4a0bd477ddf78378

SHA1
34c845c09dd73bd4bbd5b8ee6ebf9c9b3e6ff846

SHA256
3880c8403a1377ae8bbcc6f782e51839364c9e2e9e29ea9a02d011eeefd51d69

SHA512
d30600dd6b1b227f7a2fe4372389f9d34321ccc02886212332fb41613014a640ec22b3b16d70c100805a51b75bd89d5eb5482b1f07bcdcb2158981a2a7edd33c

Download Submit
C:\Users\Admin\AppData\Roaming\CHR0ME.scr
Filesize
1.2MB

MD5
79b7474ded312cda4a0bd477ddf78378

SHA1
34c845c09dd73bd4bbd5b8ee6ebf9c9b3e6ff846

SHA256
3880c8403a1377ae8bbcc6f782e51839364c9e2e9e29ea9a02d011eeefd51d69

SHA512
d30600dd6b1b227f7a2fe4372389f9d34321ccc02886212332fb41613014a640ec22b3b16d70c100805a51b75bd89d5eb5482b1f07bcdcb2158981a2a7edd33c

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Templates\Normal.dotm
Filesize
20KB

MD5
ad42343d23bc9db51dad286b679125d7

SHA1
85335018b2836c9c2d425efcbb06e0d9627e2a1d

SHA256
5bc5c80b9f449e927412769405749bddb35b2b1188ba8a67f887dd5442ab8a50

SHA512
e16cfdabd83c6f737af7d9e6baa0af8ad0227eca6629a8df2988c47ae4ef7f8515d08ca8561a1bacc0c99bfc3f3ede987e01bcd2023dd09dad3facca22d73729

Download Submit
\Users\Admin\AppData\Roaming\CHR0ME.scr
Filesize
1.2MB

MD5
79b7474ded312cda4a0bd477ddf78378

SHA1
34c845c09dd73bd4bbd5b8ee6ebf9c9b3e6ff846

SHA256
3880c8403a1377ae8bbcc6f782e51839364c9e2e9e29ea9a02d011eeefd51d69

SHA512
d30600dd6b1b227f7a2fe4372389f9d34321ccc02886212332fb41613014a640ec22b3b16d70c100805a51b75bd89d5eb5482b1f07bcdcb2158981a2a7edd33c

Download Submit
\Users\Admin\AppData\Roaming\CHR0ME.scr
Filesize
1.2MB

MD5
79b7474ded312cda4a0bd477ddf78378

SHA1
34c845c09dd73bd4bbd5b8ee6ebf9c9b3e6ff846

SHA256
3880c8403a1377ae8bbcc6f782e51839364c9e2e9e29ea9a02d011eeefd51d69

SHA512
d30600dd6b1b227f7a2fe4372389f9d34321ccc02886212332fb41613014a640ec22b3b16d70c100805a51b75bd89d5eb5482b1f07bcdcb2158981a2a7edd33c

Download Submit
memory/1284-1-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1284-2-0x00000000710AD000-0x00000000710B8000-memory.dmp

Filesize
44KB

Download
memory/1284-71-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1284-0-0x000000002FF01000-0x000000002FF02000-memory.dmp

Filesize
4KB

Download
memory/1284-26-0x00000000710AD000-0x00000000710B8000-memory.dmp

Filesize
44KB

Download
memory/2832-18-0x0000000002DF0000-0x0000000003DF0000-memory.dmp

Filesize
16.0MB

Download
memory/2832-28-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/2832-27-0x0000000000400000-0x0000000000535000-memory.dmp

Filesize
1.2MB

Download
memory/2832-19-0x0000000002DF0000-0x0000000003DF0000-memory.dmp

Filesize
16.0MB

Download
memory/2832-17-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/2860-32-0x0000000000100000-0x0000000000101000-memory.dmp

Filesize
4KB

Download
memory/2860-35-0x0000000000E40000-0x0000000000EC2000-memory.dmp

Filesize
520KB

Download
memory/2860-39-0x0000000000E40000-0x0000000000EC2000-memory.dmp

Filesize
520KB

Download
memory/2860-41-0x0000000000E40000-0x0000000000EC2000-memory.dmp

Filesize
520KB

Download
memory/2860-42-0x0000000000E40000-0x0000000000EC2000-memory.dmp

Filesize
520KB

Download
memory/2860-43-0x0000000000E40000-0x0000000000EC2000-memory.dmp

Filesize
520KB

Download
memory/2860-48-0x0000000000100000-0x0000000000101000-memory.dmp

Filesize
4KB

Download
memory/2860-49-0x0000000000E40000-0x0000000000EC2000-memory.dmp

Filesize
520KB

Download
memory/2860-50-0x0000000000E40000-0x0000000000EC2000-memory.dmp

Filesize
520KB

Download
memory/2860-51-0x0000000000E40000-0x0000000000EC2000-memory.dmp

Filesize
520KB

Download
memory/2860-52-0x0000000000E40000-0x0000000000EC2000-memory.dmp

Filesize
520KB

Download
memory/2860-34-0x0000000000E40000-0x0000000000EC2000-memory.dmp

Filesize
520KB

Download
memory/2860-33-0x0000000002380000-0x0000000003380000-memory.dmp

Filesize
16.0MB

Download
memory/2860-72-0x0000000000E40000-0x0000000000EC2000-memory.dmp

Filesize
520KB

Download
memory/2860-73-0x0000000000E40000-0x0000000000EC2000-memory.dmp

Filesize
520KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

Loading Replay Monitor...

Downloads