formbook | 90c7a131f11a2e5450a63faac63226a405fe42398f13db2e1b352a3eeba4ad2b

General

Target

RFQXPO74635.doc.rtf
Size

28KB
MD5

9d09b6e9bf068e83c78afe33f9857c7b
SHA1

ad5661ad76c507cc12a402149734ea0648bfcca2
SHA256

90c7a131f11a2e5450a63faac63226a405fe42398f13db2e1b352a3eeba4ad2b
SHA512

108e7e0651a75e12acd7de6af07b7d3be459417369c0f22d97aa4e2506303e5eff0dddb19de94b41ccc6c62d05a5cbb89b33b948ea7a99283972062e9d4ff3e3
SSDEEP

768:awAbZSMn/Ujehmm30m6OgP8EjzVOOio5F:awAlDiwlxnDEjzriA

Score

10^/10

formbook gtt8 rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

gtt8

Decoy

thesuccessbot.com

rittercivil.com

jt1.fun

d365extension.com

quqoxeq.top

visittworiverswi.com

bfprotienda.com

greenhabitsph.com

ladmere.com

clockboutiques.com

minwart.xyz

xinyuejiancai.online

eggsl.com

fetchingcandles.com

skywatiniya.com

hinkley.news

realityonlineenterprises.com

teamcroissant.com

esfera-pv.ch

herdadedosmontesbastos.com

Signatures

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook

Formbook payload 4 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/2032-83-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2032-85-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2032-90-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/548-93-0x0000000000080000-0x00000000000AF000-memory.dmp	formbook

Blocklisted process makes network request 2 IoCs

Processes:

EQNEDT32.EXE

flow pid process

3 1176 EQNEDT32.EXE
5 1176 EQNEDT32.EXE
Downloads MZ/PE file
Executes dropped EXE 3 IoCs

Processes:

atlashkei586.exeatlashkei586.exeatlashkei586.exe

pid process

700 atlashkei586.exe
1796 atlashkei586.exe
2032 atlashkei586.exe
Loads dropped DLL 1 IoCs

Processes:

EQNEDT32.EXE

pid process

1176 EQNEDT32.EXE

flow	pid	process
3	1176	EQNEDT32.EXE
5	1176	EQNEDT32.EXE

pid	process
1176	EQNEDT32.EXE

Suspicious use of SetThreadContext 2 IoCs

Processes:

atlashkei586.exeNETSTAT.EXE

description	pid	process	target process
PID 700 set thread context of 2032	700	atlashkei586.exe	atlashkei586.exe
PID 548 set thread context of 1332	548	NETSTAT.EXE	Explorer.EXE

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
Gathers network information 2 TTPs 1 IoCs
Uses commandline utility to view network configuration.

System Information Discovery
T1082

Command-Line Interface
T1059

Processes:

NETSTAT.EXE

pid process

548 NETSTAT.EXE
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

1176 EQNEDT32.EXE

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

pid	process
548	NETSTAT.EXE

pid	process
1176	EQNEDT32.EXE

Modifies Internet Explorer settings 1 TTPs 31 IoCs

adware spyware

Modify Registry

T1112

Processes:

WINWORD.EXE

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\ = "&Edit"	WINWORD.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55"	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\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-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000"	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\ = "&Edit"	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\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Internet Explorer\Toolbar	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Internet Explorer\MenuExt	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\COMMAND	WINWORD.EXE
Key created	\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
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes"	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
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 created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor	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
Set value (int)	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\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\edit\command	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\COMMAND	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit	WINWORD.EXE

Modifies registry class 64 IoCs

Processes:

WINWORD.EXE

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit\ = "&Edit"	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print\command	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec\ = "[open(\"%1\")]"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe\shell\edit	WINWORD.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ddeexec\application	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ddeexec\application\ = "Excel"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ddeexec	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ddeexec\ = "[open(\"%1\")]"	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\MSPub.exe\shell\edit\ = "&Open"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\DefaultIcon\ = "\"%1\""	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ddeexec\application	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\MSPub.exe	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\mhtmlfile	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\EXCEL.EXE\" /dde"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\ShellEx	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ = "&Open"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\MSPub.exe\shell\edit\command	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Word\shell\edit\ = "&Open"	WINWORD.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\MSPub.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b005000750062005000720069006d006100720079003e00520024006e0075006a0053005700460065003f007d0061004c00720052007000390078004000570020002500310000000000	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print\command	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word\shell\edit	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ = "&Open"	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Publisher\shell\edit\ = "&Open"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Old Icon	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Old Icon\htmlfile	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Publisher\shell\edit\ = "&Open"	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\msohtmed.exe\" /p %1"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\command	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\MSPub.exe\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\MSPUB.EXE\" %1"	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Publisher\shell\edit\command	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\.htm\OpenWithList\Excel.exe\shell\edit\ddeexec\topic	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print\command	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print\ = "&Print"	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word\shell\edit\ = "&Open"	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ddeexec\topic\ = "system"	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Edit\ = "&Edit"	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\WinWord.exe\shell\edit	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Version\14\ = "C:\\Program Files (x86)\\Microsoft Office\\Office14\\msohtmed.exe"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ddeexec\topic	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shellex\IconHandler	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\WinWord.exe	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
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Publisher	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\command	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\msohtmed.exe\" %1"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\ShellEx	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Word	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Word\shell\edit	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\WinWord.exe\shell\edit\command	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec\topic\ = "system"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\command	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit\command	WINWORD.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec\ = "[open(\"%1\")]"	WINWORD.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

WINWORD.EXE

pid process

908 WINWORD.EXE

pid	process
908	WINWORD.EXE

Suspicious behavior: EnumeratesProcesses 12 IoCs

Processes:

atlashkei586.exeNETSTAT.EXE

pid	process
700	atlashkei586.exe
700	atlashkei586.exe
548	NETSTAT.EXE
548	NETSTAT.EXE
548	NETSTAT.EXE
548	NETSTAT.EXE
548	NETSTAT.EXE
548	NETSTAT.EXE
548	NETSTAT.EXE
548	NETSTAT.EXE
548	NETSTAT.EXE
548	NETSTAT.EXE

Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

NETSTAT.EXE

pid process

548 NETSTAT.EXE
548 NETSTAT.EXE
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

atlashkei586.exeNETSTAT.EXE

description pid process

Token: SeDebugPrivilege 700 atlashkei586.exe
Token: SeDebugPrivilege 548 NETSTAT.EXE
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

WINWORD.EXE

pid process

908 WINWORD.EXE
908 WINWORD.EXE

pid	process
548	NETSTAT.EXE
548	NETSTAT.EXE

description	pid	process
Token: SeDebugPrivilege	700	atlashkei586.exe
Token: SeDebugPrivilege	548	NETSTAT.EXE

pid	process
908	WINWORD.EXE
908	WINWORD.EXE

Suspicious use of WriteProcessMemory 23 IoCs

Processes:

EQNEDT32.EXEWINWORD.EXEatlashkei586.exeNETSTAT.EXE

description	pid	process	target process
PID 1176 wrote to memory of 700	1176	EQNEDT32.EXE	atlashkei586.exe
PID 1176 wrote to memory of 700	1176	EQNEDT32.EXE	atlashkei586.exe
PID 1176 wrote to memory of 700	1176	EQNEDT32.EXE	atlashkei586.exe
PID 1176 wrote to memory of 700	1176	EQNEDT32.EXE	atlashkei586.exe
PID 908 wrote to memory of 1748	908	WINWORD.EXE	splwow64.exe
PID 908 wrote to memory of 1748	908	WINWORD.EXE	splwow64.exe
PID 908 wrote to memory of 1748	908	WINWORD.EXE	splwow64.exe
PID 908 wrote to memory of 1748	908	WINWORD.EXE	splwow64.exe
PID 700 wrote to memory of 1796	700	atlashkei586.exe	atlashkei586.exe
PID 700 wrote to memory of 1796	700	atlashkei586.exe	atlashkei586.exe
PID 700 wrote to memory of 1796	700	atlashkei586.exe	atlashkei586.exe
PID 700 wrote to memory of 1796	700	atlashkei586.exe	atlashkei586.exe
PID 700 wrote to memory of 2032	700	atlashkei586.exe	atlashkei586.exe
PID 700 wrote to memory of 2032	700	atlashkei586.exe	atlashkei586.exe
PID 700 wrote to memory of 2032	700	atlashkei586.exe	atlashkei586.exe
PID 700 wrote to memory of 2032	700	atlashkei586.exe	atlashkei586.exe
PID 700 wrote to memory of 2032	700	atlashkei586.exe	atlashkei586.exe
PID 700 wrote to memory of 2032	700	atlashkei586.exe	atlashkei586.exe
PID 700 wrote to memory of 2032	700	atlashkei586.exe	atlashkei586.exe
PID 548 wrote to memory of 1176	548	NETSTAT.EXE	cmd.exe
PID 548 wrote to memory of 1176	548	NETSTAT.EXE	cmd.exe
PID 548 wrote to memory of 1176	548	NETSTAT.EXE	cmd.exe
PID 548 wrote to memory of 1176	548	NETSTAT.EXE	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1332

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\RFQXPO74635.doc.rtf"
2⤵
- Drops file in Windows directory
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:908

C:\Windows\splwow64.exe
C:\Windows\splwow64.exe 12288
3⤵
PID:1748

C:\Windows\SysWOW64\autochk.exe
"C:\Windows\SysWOW64\autochk.exe"
2⤵
PID:1652

C:\Windows\SysWOW64\autochk.exe
"C:\Windows\SysWOW64\autochk.exe"
2⤵
PID:1096

C:\Windows\SysWOW64\autochk.exe
"C:\Windows\SysWOW64\autochk.exe"
2⤵
PID:388

C:\Windows\SysWOW64\autochk.exe
"C:\Windows\SysWOW64\autochk.exe"
2⤵
PID:1484

C:\Windows\SysWOW64\autochk.exe
"C:\Windows\SysWOW64\autochk.exe"
2⤵
PID:568

C:\Windows\SysWOW64\autochk.exe
"C:\Windows\SysWOW64\autochk.exe"
2⤵
PID:1832

C:\Windows\SysWOW64\autochk.exe
"C:\Windows\SysWOW64\autochk.exe"
2⤵
PID:676

C:\Windows\SysWOW64\autochk.exe
"C:\Windows\SysWOW64\autochk.exe"
2⤵
PID:1516

C:\Windows\SysWOW64\autochk.exe
"C:\Windows\SysWOW64\autochk.exe"
2⤵
PID:880

C:\Windows\SysWOW64\autochk.exe
"C:\Windows\SysWOW64\autochk.exe"
2⤵
PID:324

C:\Windows\SysWOW64\NETSTAT.EXE
"C:\Windows\SysWOW64\NETSTAT.EXE"
2⤵
- Suspicious use of SetThreadContext
- Gathers network information
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:548

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Roaming\atlashkei586.exe"
3⤵
PID:1176

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:1176

C:\Users\Admin\AppData\Roaming\atlashkei586.exe
"C:\Users\Admin\AppData\Roaming\atlashkei586.exe"
2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:700

C:\Users\Admin\AppData\Roaming\atlashkei586.exe
"C:\Users\Admin\AppData\Roaming\atlashkei586.exe"
3⤵
- Executes dropped EXE
PID:1796

C:\Users\Admin\AppData\Roaming\atlashkei586.exe
"C:\Users\Admin\AppData\Roaming\atlashkei586.exe"
3⤵
- Executes dropped EXE
PID:2032

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Command-Line Interface

1

T1059

Exploitation for Client Execution

1

T1203

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

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

MD5
53e3b4810fed91708798c3845a6c2a5d

SHA1
2952383cd3e7dc00f88a447b7876907cf1fc7667

SHA256
58b9403e045c8639002b2cb54d622d0f449bb34b63da3f411b3108df019fd6bd

SHA512
7ac91f197c39eff23cc8652b0513783b15e5b2ec9262de457df037adab224cf4490aaed830e53de9443a2f07878087f2d955cf1e10f7992f30f79ef813d84cb3

Download Submit
C:\Users\Admin\AppData\Roaming\atlashkei586.exe
Filesize
641KB

MD5
d61d2dd6df28f48ee8bd91a354f0ea75

SHA1
f1b8861cc5fb41b4cba92fd56d33662a7bac5c29

SHA256
6f6635f95155f37d66c295977e973d28b681fb57fc50caf361e5e13f1037008a

SHA512
c2c55298203befe54ffec3215387b17d6b19e7c2a4cd9f09bf89647a40c5ea50e1411285adb4790d869354abfe9d5c15d2c2dc259d87b7ec270f29f731de7a15

Download Submit
C:\Users\Admin\AppData\Roaming\atlashkei586.exe
Filesize
641KB

MD5
d61d2dd6df28f48ee8bd91a354f0ea75

SHA1
f1b8861cc5fb41b4cba92fd56d33662a7bac5c29

SHA256
6f6635f95155f37d66c295977e973d28b681fb57fc50caf361e5e13f1037008a

SHA512
c2c55298203befe54ffec3215387b17d6b19e7c2a4cd9f09bf89647a40c5ea50e1411285adb4790d869354abfe9d5c15d2c2dc259d87b7ec270f29f731de7a15

Download Submit
C:\Users\Admin\AppData\Roaming\atlashkei586.exe
Filesize
641KB

MD5
d61d2dd6df28f48ee8bd91a354f0ea75

SHA1
f1b8861cc5fb41b4cba92fd56d33662a7bac5c29

SHA256
6f6635f95155f37d66c295977e973d28b681fb57fc50caf361e5e13f1037008a

SHA512
c2c55298203befe54ffec3215387b17d6b19e7c2a4cd9f09bf89647a40c5ea50e1411285adb4790d869354abfe9d5c15d2c2dc259d87b7ec270f29f731de7a15

Download Submit
C:\Users\Admin\AppData\Roaming\atlashkei586.exe
Filesize
641KB

MD5
d61d2dd6df28f48ee8bd91a354f0ea75

SHA1
f1b8861cc5fb41b4cba92fd56d33662a7bac5c29

SHA256
6f6635f95155f37d66c295977e973d28b681fb57fc50caf361e5e13f1037008a

SHA512
c2c55298203befe54ffec3215387b17d6b19e7c2a4cd9f09bf89647a40c5ea50e1411285adb4790d869354abfe9d5c15d2c2dc259d87b7ec270f29f731de7a15

Download Submit
C:\Users\Admin\AppData\Roaming\atlashkei586.exe
Filesize
641KB

MD5
d61d2dd6df28f48ee8bd91a354f0ea75

SHA1
f1b8861cc5fb41b4cba92fd56d33662a7bac5c29

SHA256
6f6635f95155f37d66c295977e973d28b681fb57fc50caf361e5e13f1037008a

SHA512
c2c55298203befe54ffec3215387b17d6b19e7c2a4cd9f09bf89647a40c5ea50e1411285adb4790d869354abfe9d5c15d2c2dc259d87b7ec270f29f731de7a15

Download Submit
\Users\Admin\AppData\Roaming\atlashkei586.exe
Filesize
641KB

MD5
d61d2dd6df28f48ee8bd91a354f0ea75

SHA1
f1b8861cc5fb41b4cba92fd56d33662a7bac5c29

SHA256
6f6635f95155f37d66c295977e973d28b681fb57fc50caf361e5e13f1037008a

SHA512
c2c55298203befe54ffec3215387b17d6b19e7c2a4cd9f09bf89647a40c5ea50e1411285adb4790d869354abfe9d5c15d2c2dc259d87b7ec270f29f731de7a15

Download Submit
memory/548-113-0x0000000001FF0000-0x0000000002084000-memory.dmp

Filesize
592KB

Download
memory/548-93-0x0000000000080000-0x00000000000AF000-memory.dmp

Filesize
188KB

Download
memory/548-92-0x0000000002170000-0x0000000002473000-memory.dmp

Filesize
3.0MB

Download
memory/548-91-0x0000000000450000-0x0000000000459000-memory.dmp

Filesize
36KB

Download
memory/700-73-0x00000000003A0000-0x00000000003B6000-memory.dmp

Filesize
88KB

Download
memory/700-76-0x0000000000930000-0x000000000093C000-memory.dmp

Filesize
48KB

Download
memory/700-67-0x0000000000970000-0x0000000000A16000-memory.dmp

Filesize
664KB

Download
memory/700-72-0x0000000004BD0000-0x0000000004C10000-memory.dmp

Filesize
256KB

Download
memory/700-75-0x0000000004BD0000-0x0000000004C10000-memory.dmp

Filesize
256KB

Download
memory/700-77-0x0000000005CB0000-0x0000000005D20000-memory.dmp

Filesize
448KB

Download
memory/700-78-0x0000000004B90000-0x0000000004BC8000-memory.dmp

Filesize
224KB

Download
memory/908-54-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/908-112-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1332-114-0x0000000008400000-0x0000000008544000-memory.dmp

Filesize
1.3MB

Download
memory/1332-115-0x0000000008400000-0x0000000008544000-memory.dmp

Filesize
1.3MB

Download
memory/1332-117-0x0000000008400000-0x0000000008544000-memory.dmp

Filesize
1.3MB

Download
memory/2032-85-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2032-90-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2032-83-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2032-80-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2032-81-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2032-82-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads