d9a0f3a3936c606f37b16de5111ffd907ac08f1f18fcafaf684334d2eded5bba

General

Target

d9a0f3a3936c606f37b16de5111ffd907ac08f1f18fcafaf684334d2eded5bba.xls
Size

95KB
MD5

edc0e66bece56b21ae9cc62cb586cf44
SHA1

56951584069b3d9f2418c653d7be571b142a2d7f
SHA256

d9a0f3a3936c606f37b16de5111ffd907ac08f1f18fcafaf684334d2eded5bba
SHA512

473733add0f4222a50ca285330ce92ed439e73fdc5e3289a739ee4145754644044f56686d8cc6dd0750d94e9a844febd0bb6d9138fba3dec03c5e79b7faa1d04
SSDEEP

1536:UkKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgNHuS4hcTO97v7UYdEJmZ:bKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgM

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	4988	5032	regsvr32.exe	82
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	4756	5032	regsvr32.exe	82
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	4336	5032	regsvr32.exe	82
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	3624	5032	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
5032	EXCEL.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
5032	EXCEL.EXE
5032	EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
5032	EXCEL.EXE
5032	EXCEL.EXE
5032	EXCEL.EXE
5032	EXCEL.EXE
5032	EXCEL.EXE
5032	EXCEL.EXE
5032	EXCEL.EXE
5032	EXCEL.EXE
5032	EXCEL.EXE
5032	EXCEL.EXE
5032	EXCEL.EXE
5032	EXCEL.EXE

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 5032 wrote to memory of 4988	5032	EXCEL.EXE	89
PID 5032 wrote to memory of 4988	5032	EXCEL.EXE	89
PID 5032 wrote to memory of 4756	5032	EXCEL.EXE	94
PID 5032 wrote to memory of 4756	5032	EXCEL.EXE	94
PID 5032 wrote to memory of 4336	5032	EXCEL.EXE	97
PID 5032 wrote to memory of 4336	5032	EXCEL.EXE	97
PID 5032 wrote to memory of 3624	5032	EXCEL.EXE	102
PID 5032 wrote to memory of 3624	5032	EXCEL.EXE	102

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\d9a0f3a3936c606f37b16de5111ffd907ac08f1f18fcafaf684334d2eded5bba.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:5032
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\soci1.ocx
  2⤵
  - Process spawned unexpected child process
  PID:4988
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\soci2.ocx
  2⤵
  - Process spawned unexpected child process
  PID:4756
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\soci3.ocx
  2⤵
  - Process spawned unexpected child process
  PID:4336
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\soci4.ocx
  2⤵
  - Process spawned unexpected child process
  PID:3624

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/5032-1-0x00007FFB2F0AD000-0x00007FFB2F0AE000-memory.dmp

Filesize
4KB

Download
memory/5032-0-0x00007FFAEF090000-0x00007FFAEF0A0000-memory.dmp

Filesize
64KB

Download
memory/5032-2-0x00007FFAEF090000-0x00007FFAEF0A0000-memory.dmp

Filesize
64KB

Download
memory/5032-3-0x00007FFAEF090000-0x00007FFAEF0A0000-memory.dmp

Filesize
64KB

Download
memory/5032-4-0x00007FFAEF090000-0x00007FFAEF0A0000-memory.dmp

Filesize
64KB

Download
memory/5032-5-0x00007FFB2F010000-0x00007FFB2F205000-memory.dmp

Filesize
2.0MB

Download
memory/5032-9-0x00007FFB2F010000-0x00007FFB2F205000-memory.dmp

Filesize
2.0MB

Download
memory/5032-8-0x00007FFB2F010000-0x00007FFB2F205000-memory.dmp

Filesize
2.0MB

Download
memory/5032-7-0x00007FFB2F010000-0x00007FFB2F205000-memory.dmp

Filesize
2.0MB

Download
memory/5032-6-0x00007FFAEF090000-0x00007FFAEF0A0000-memory.dmp

Filesize
64KB

Download
memory/5032-10-0x00007FFB2F010000-0x00007FFB2F205000-memory.dmp

Filesize
2.0MB

Download
memory/5032-14-0x00007FFAECA20000-0x00007FFAECA30000-memory.dmp

Filesize
64KB

Download
memory/5032-15-0x00007FFAECA20000-0x00007FFAECA30000-memory.dmp

Filesize
64KB

Download
memory/5032-13-0x00007FFB2F010000-0x00007FFB2F205000-memory.dmp

Filesize
2.0MB

Download
memory/5032-12-0x00007FFB2F010000-0x00007FFB2F205000-memory.dmp

Filesize
2.0MB

Download
memory/5032-11-0x00007FFB2F010000-0x00007FFB2F205000-memory.dmp

Filesize
2.0MB

Download
memory/5032-35-0x00007FFB2F010000-0x00007FFB2F205000-memory.dmp

Filesize
2.0MB

Download
memory/5032-36-0x00007FFB2F0AD000-0x00007FFB2F0AE000-memory.dmp

Filesize
4KB

Download
memory/5032-37-0x00007FFB2F010000-0x00007FFB2F205000-memory.dmp

Filesize
2.0MB

Download
memory/5032-39-0x00007FFB2F010000-0x00007FFB2F205000-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