65b165fc81ec5ab7029f7b20f61550bf053b566b4dbc8706466ba046b848cb52

General

Target

65b165fc81ec5ab7029f7b20f61550bf053b566b4dbc8706466ba046b848cb52.xls
Size

95KB
MD5

3f7cebc4b56a67afd918d7ebb6efa4c9
SHA1

145dc3e942a6f6a38afdce1c7a06081230734ab7
SHA256

65b165fc81ec5ab7029f7b20f61550bf053b566b4dbc8706466ba046b848cb52
SHA512

87aaf29cc4e2e3dd5e2eefe9d4db95769fcc14febca9cd47894bf5bf19b1029d112545b853010f90ace8251beb2f40a1ebaa5f47dbc714226f904b5bf917bfd8
SSDEEP

1536:UkKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgNHuS4hcTO97v7UYdEJm5:bKpb8rGYrMPe3q7Q0XV5xtezEsi8/dg0

Score

10^/10

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

https://fikti.bem.gunadarma.ac.id/SDM/YH8OJ1Zz8miBX/

xlm40.dropper

http://ebuysa.co.za/yt-assets/yZ30/

xlm40.dropper

http://3dstudioa.com.br/files/1ubPAB/

xlm40.dropper

http://boardmart.co.za/images/DvMHPbTLn/

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	1648	2444	regsvr32.exe	82
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	1204	2444	regsvr32.exe	82
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	5076	2444	regsvr32.exe	82
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	4768	2444	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 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

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
2444	EXCEL.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2444	EXCEL.EXE
2444	EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
2444	EXCEL.EXE
2444	EXCEL.EXE
2444	EXCEL.EXE
2444	EXCEL.EXE
2444	EXCEL.EXE
2444	EXCEL.EXE
2444	EXCEL.EXE
2444	EXCEL.EXE
2444	EXCEL.EXE
2444	EXCEL.EXE
2444	EXCEL.EXE
2444	EXCEL.EXE

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2444 wrote to memory of 1648	2444	EXCEL.EXE	87
PID 2444 wrote to memory of 1648	2444	EXCEL.EXE	87
PID 2444 wrote to memory of 1204	2444	EXCEL.EXE	93
PID 2444 wrote to memory of 1204	2444	EXCEL.EXE	93
PID 2444 wrote to memory of 5076	2444	EXCEL.EXE	96
PID 2444 wrote to memory of 5076	2444	EXCEL.EXE	96
PID 2444 wrote to memory of 4768	2444	EXCEL.EXE	97
PID 2444 wrote to memory of 4768	2444	EXCEL.EXE	97

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\65b165fc81ec5ab7029f7b20f61550bf053b566b4dbc8706466ba046b848cb52.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:2444
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\soci1.ocx
  2⤵
  - Process spawned unexpected child process
  PID:1648
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\soci2.ocx
  2⤵
  - Process spawned unexpected child process
  PID:1204
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\soci3.ocx
  2⤵
  - Process spawned unexpected child process
  PID:5076
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\soci4.ocx
  2⤵
  - Process spawned unexpected child process
  PID:4768

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

memory/2444-0-0x00007FF96A9D0000-0x00007FF96A9E0000-memory.dmp

Filesize
64KB

Download
memory/2444-1-0x00007FF9AA9ED000-0x00007FF9AA9EE000-memory.dmp

Filesize
4KB

Download
memory/2444-3-0x00007FF96A9D0000-0x00007FF96A9E0000-memory.dmp

Filesize
64KB

Download
memory/2444-2-0x00007FF96A9D0000-0x00007FF96A9E0000-memory.dmp

Filesize
64KB

Download
memory/2444-4-0x00007FF96A9D0000-0x00007FF96A9E0000-memory.dmp

Filesize
64KB

Download
memory/2444-5-0x00007FF9AA950000-0x00007FF9AAB45000-memory.dmp

Filesize
2.0MB

Download
memory/2444-6-0x00007FF9AA950000-0x00007FF9AAB45000-memory.dmp

Filesize
2.0MB

Download
memory/2444-7-0x00007FF96A9D0000-0x00007FF96A9E0000-memory.dmp

Filesize
64KB

Download
memory/2444-11-0x00007FF9AA950000-0x00007FF9AAB45000-memory.dmp

Filesize
2.0MB

Download
memory/2444-12-0x00007FF9AA950000-0x00007FF9AAB45000-memory.dmp

Filesize
2.0MB

Download
memory/2444-13-0x00007FF968070000-0x00007FF968080000-memory.dmp

Filesize
64KB

Download
memory/2444-10-0x00007FF9AA950000-0x00007FF9AAB45000-memory.dmp

Filesize
2.0MB

Download
memory/2444-14-0x00007FF968070000-0x00007FF968080000-memory.dmp

Filesize
64KB

Download
memory/2444-9-0x00007FF9AA950000-0x00007FF9AAB45000-memory.dmp

Filesize
2.0MB

Download
memory/2444-15-0x00007FF9AA950000-0x00007FF9AAB45000-memory.dmp

Filesize
2.0MB

Download
memory/2444-18-0x00007FF9AA950000-0x00007FF9AAB45000-memory.dmp

Filesize
2.0MB

Download
memory/2444-20-0x00007FF9AA950000-0x00007FF9AAB45000-memory.dmp

Filesize
2.0MB

Download
memory/2444-19-0x00007FF9AA950000-0x00007FF9AAB45000-memory.dmp

Filesize
2.0MB

Download
memory/2444-17-0x00007FF9AA950000-0x00007FF9AAB45000-memory.dmp

Filesize
2.0MB

Download
memory/2444-16-0x00007FF9AA950000-0x00007FF9AAB45000-memory.dmp

Filesize
2.0MB

Download
memory/2444-8-0x00007FF9AA950000-0x00007FF9AAB45000-memory.dmp

Filesize
2.0MB

Download
memory/2444-42-0x00007FF9AA950000-0x00007FF9AAB45000-memory.dmp

Filesize
2.0MB

Download
memory/2444-43-0x00007FF9AA9ED000-0x00007FF9AA9EE000-memory.dmp

Filesize
4KB

Download
memory/2444-44-0x00007FF9AA950000-0x00007FF9AAB45000-memory.dmp

Filesize
2.0MB

Download
memory/2444-48-0x00007FF9AA950000-0x00007FF9AAB45000-memory.dmp

Filesize
2.0MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads