d68c7c66310be9d250d2719443a92711d6f1eb6b17f3d56864b86c631b6bc31d

General

Target

d68c7c66310be9d250d2719443a92711d6f1eb6b17f3d56864b86c631b6bc31d.xls
Size

96KB
MD5

5f0b39d540648b2feacd0ffc33d1d494
SHA1

e6cd65629fb9d60c91f55b121f41e08cd8d9b349
SHA256

d68c7c66310be9d250d2719443a92711d6f1eb6b17f3d56864b86c631b6bc31d
SHA512

c926c5b8646366f76a0512b8279bf6b2709a220a6ebb00c4f3aa22f0cfebbdb41b39977d8788b98c82da67a91392695c0719987b501eab9e572a18396ffd4426
SSDEEP

1536:7kKpb8rGYrMPe3q7Q0XV5xtezEsi8/dg2HuS4hcTO97v7UYdEJmE:IKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgg

Score

10^/10

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

https://atperson.com/campusvirtual/EOgFGo17w/

xlm40.dropper

https://eliteturismo.com/phpmailer-old/dafdBxQONtk5Uf9dxll/

xlm40.dropper

http://atici.net/c/JDFDBMIz/

xlm40.dropper

http://domesticuif.co.za/libraries/nbnH9dpd/

Signatures

Process spawned unexpected child process 4 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	3768	1224	regsvr32.exe	82
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	1616	1224	regsvr32.exe	82
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	764	1224	regsvr32.exe	82
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	4868	1224	regsvr32.exe	82

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\ProcessorNameString	EXCEL.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	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
1224	EXCEL.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1224	EXCEL.EXE
1224	EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
1224	EXCEL.EXE
1224	EXCEL.EXE
1224	EXCEL.EXE
1224	EXCEL.EXE
1224	EXCEL.EXE
1224	EXCEL.EXE
1224	EXCEL.EXE
1224	EXCEL.EXE
1224	EXCEL.EXE
1224	EXCEL.EXE
1224	EXCEL.EXE
1224	EXCEL.EXE

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1224 wrote to memory of 3768	1224	EXCEL.EXE	88
PID 1224 wrote to memory of 3768	1224	EXCEL.EXE	88
PID 1224 wrote to memory of 1616	1224	EXCEL.EXE	92
PID 1224 wrote to memory of 1616	1224	EXCEL.EXE	92
PID 1224 wrote to memory of 764	1224	EXCEL.EXE	94
PID 1224 wrote to memory of 764	1224	EXCEL.EXE	94
PID 1224 wrote to memory of 4868	1224	EXCEL.EXE	96
PID 1224 wrote to memory of 4868	1224	EXCEL.EXE	96

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\d68c7c66310be9d250d2719443a92711d6f1eb6b17f3d56864b86c631b6bc31d.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1224
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\soci1.ocx
  2⤵
  - Process spawned unexpected child process
  PID:3768
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\soci2.ocx
  2⤵
  - Process spawned unexpected child process
  PID:1616
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\soci3.ocx
  2⤵
  - Process spawned unexpected child process
  PID:764
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\soci4.ocx
  2⤵
  - Process spawned unexpected child process
  PID:4868

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
686B

MD5
f88674465f295e978a4455caab027816

SHA1
590b83d67ebd7fc5bbd0bf1620bab39a71ff70c6

SHA256
1c30f676e030c2c7cb1417775cc8a062059aee047ecb7d568acd2f6842da6dd6

SHA512
a8713493ccc9074af7e225dcc633fb987af6c668ae4fe7e17a46aad318a09a0292b488a1507abb4b42f26e2eaa9d403c4887331c4b1c92df7315d75d683f2b4d

Download Submit
memory/1224-13-0x00007FFB43BD0000-0x00007FFB43DC5000-memory.dmp

Filesize
2.0MB

Download
memory/1224-47-0x00007FFB43BD0000-0x00007FFB43DC5000-memory.dmp

Filesize
2.0MB

Download
memory/1224-2-0x00007FFB03C50000-0x00007FFB03C60000-memory.dmp

Filesize
64KB

Download
memory/1224-4-0x00007FFB03C50000-0x00007FFB03C60000-memory.dmp

Filesize
64KB

Download
memory/1224-5-0x00007FFB03C50000-0x00007FFB03C60000-memory.dmp

Filesize
64KB

Download
memory/1224-8-0x00007FFB43BD0000-0x00007FFB43DC5000-memory.dmp

Filesize
2.0MB

Download
memory/1224-7-0x00007FFB43BD0000-0x00007FFB43DC5000-memory.dmp

Filesize
2.0MB

Download
memory/1224-9-0x00007FFB43BD0000-0x00007FFB43DC5000-memory.dmp

Filesize
2.0MB

Download
memory/1224-6-0x00007FFB43BD0000-0x00007FFB43DC5000-memory.dmp

Filesize
2.0MB

Download
memory/1224-10-0x00007FFB43BD0000-0x00007FFB43DC5000-memory.dmp

Filesize
2.0MB

Download
memory/1224-11-0x00007FFB01340000-0x00007FFB01350000-memory.dmp

Filesize
64KB

Download
memory/1224-0-0x00007FFB03C50000-0x00007FFB03C60000-memory.dmp

Filesize
64KB

Download
memory/1224-3-0x00007FFB03C50000-0x00007FFB03C60000-memory.dmp

Filesize
64KB

Download
memory/1224-12-0x00007FFB43BD0000-0x00007FFB43DC5000-memory.dmp

Filesize
2.0MB

Download
memory/1224-14-0x00007FFB43BD0000-0x00007FFB43DC5000-memory.dmp

Filesize
2.0MB

Download
memory/1224-16-0x00007FFB43BD0000-0x00007FFB43DC5000-memory.dmp

Filesize
2.0MB

Download
memory/1224-42-0x00007FFB43BD0000-0x00007FFB43DC5000-memory.dmp

Filesize
2.0MB

Download
memory/1224-43-0x00007FFB43C6D000-0x00007FFB43C6E000-memory.dmp

Filesize
4KB

Download
memory/1224-44-0x00007FFB43BD0000-0x00007FFB43DC5000-memory.dmp

Filesize
2.0MB

Download
memory/1224-45-0x00007FFB43BD0000-0x00007FFB43DC5000-memory.dmp

Filesize
2.0MB

Download
memory/1224-46-0x00007FFB43BD0000-0x00007FFB43DC5000-memory.dmp

Filesize
2.0MB

Download
memory/1224-15-0x00007FFB01340000-0x00007FFB01350000-memory.dmp

Filesize
64KB

Download
memory/1224-48-0x00007FFB43BD0000-0x00007FFB43DC5000-memory.dmp

Filesize
2.0MB

Download
memory/1224-52-0x00007FFB43BD0000-0x00007FFB43DC5000-memory.dmp

Filesize
2.0MB

Download
memory/1224-1-0x00007FFB43C6D000-0x00007FFB43C6E000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads