62fab9c35ea8be9f22973fc904f2312508b86f78f8320d724847542dd2d558e4

General

Target

62fab9c35ea8be9f22973fc904f2312508b86f78f8320d724847542dd2d558e4.xls
Size

91KB
MD5

af875caf5a0ef77a409eddc73498df81
SHA1

09a3d4e2526a40fa140e6875e17c7bfd7ff17e4a
SHA256

62fab9c35ea8be9f22973fc904f2312508b86f78f8320d724847542dd2d558e4
SHA512

dbfec343ac03ad27e408fd778545901f1cbb0d71ead639d890eb777d729fe0ffff81d4e284386d7c799bc241138680005c5d3f87b237048ac27e7fcb9063f9e3
SSDEEP

1536:LKpb8rGYrMPe3q7Q0XV5xtezEsi8/dg2bCXuZH4gb4CEn9J4ZKcvp:LKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgC

Score

10^/10

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

http://bundlefilm.com/headers/lkfBH3Czw9CjEW07P2/

xlm40.dropper

http://camsanparke.net/wp-content/h2Ja5bwB03hnyfCb/

xlm40.dropper

http://royreid.co.uk/wp-content/dCwG/

xlm40.dropper

https://cs.com.sg/admin/a1lR5wu/

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	2852	4488	regsvr32.exe	81
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	2892	4488	regsvr32.exe	81
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	3264	4488	regsvr32.exe	81
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	1372	4488	regsvr32.exe	81

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
4488	EXCEL.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
4488	EXCEL.EXE
4488	EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
4488	EXCEL.EXE
4488	EXCEL.EXE
4488	EXCEL.EXE
4488	EXCEL.EXE
4488	EXCEL.EXE
4488	EXCEL.EXE
4488	EXCEL.EXE
4488	EXCEL.EXE
4488	EXCEL.EXE
4488	EXCEL.EXE
4488	EXCEL.EXE
4488	EXCEL.EXE

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4488 wrote to memory of 2852	4488	EXCEL.EXE	92
PID 4488 wrote to memory of 2852	4488	EXCEL.EXE	92
PID 4488 wrote to memory of 2892	4488	EXCEL.EXE	93
PID 4488 wrote to memory of 2892	4488	EXCEL.EXE	93
PID 4488 wrote to memory of 3264	4488	EXCEL.EXE	94
PID 4488 wrote to memory of 3264	4488	EXCEL.EXE	94
PID 4488 wrote to memory of 1372	4488	EXCEL.EXE	95
PID 4488 wrote to memory of 1372	4488	EXCEL.EXE	95

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\62fab9c35ea8be9f22973fc904f2312508b86f78f8320d724847542dd2d558e4.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:4488
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\elv1.ooocccxxx
  2⤵
  - Process spawned unexpected child process
  PID:2852
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\elv2.ooocccxxx
  2⤵
  - Process spawned unexpected child process
  PID:2892
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\elv3.ooocccxxx
  2⤵
  - Process spawned unexpected child process
  PID:3264
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\elv4.ooocccxxx
  2⤵
  - Process spawned unexpected child process
  PID:1372

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/4488-0-0x00007FFD000F0000-0x00007FFD00100000-memory.dmp

Filesize
64KB

Download
memory/4488-4-0x00007FFD4010D000-0x00007FFD4010E000-memory.dmp

Filesize
4KB

Download
memory/4488-1-0x00007FFD000F0000-0x00007FFD00100000-memory.dmp

Filesize
64KB

Download
memory/4488-2-0x00007FFD000F0000-0x00007FFD00100000-memory.dmp

Filesize
64KB

Download
memory/4488-5-0x00007FFD000F0000-0x00007FFD00100000-memory.dmp

Filesize
64KB

Download
memory/4488-3-0x00007FFD000F0000-0x00007FFD00100000-memory.dmp

Filesize
64KB

Download
memory/4488-8-0x00007FFD40070000-0x00007FFD40265000-memory.dmp

Filesize
2.0MB

Download
memory/4488-7-0x00007FFD40070000-0x00007FFD40265000-memory.dmp

Filesize
2.0MB

Download
memory/4488-6-0x00007FFD40070000-0x00007FFD40265000-memory.dmp

Filesize
2.0MB

Download
memory/4488-11-0x00007FFD40070000-0x00007FFD40265000-memory.dmp

Filesize
2.0MB

Download
memory/4488-13-0x00007FFD40070000-0x00007FFD40265000-memory.dmp

Filesize
2.0MB

Download
memory/4488-12-0x00007FFD40070000-0x00007FFD40265000-memory.dmp

Filesize
2.0MB

Download
memory/4488-16-0x00007FFCFE090000-0x00007FFCFE0A0000-memory.dmp

Filesize
64KB

Download
memory/4488-15-0x00007FFD40070000-0x00007FFD40265000-memory.dmp

Filesize
2.0MB

Download
memory/4488-17-0x00007FFCFE090000-0x00007FFCFE0A0000-memory.dmp

Filesize
64KB

Download
memory/4488-14-0x00007FFD40070000-0x00007FFD40265000-memory.dmp

Filesize
2.0MB

Download
memory/4488-10-0x00007FFD40070000-0x00007FFD40265000-memory.dmp

Filesize
2.0MB

Download
memory/4488-18-0x00007FFD40070000-0x00007FFD40265000-memory.dmp

Filesize
2.0MB

Download
memory/4488-20-0x00007FFD40070000-0x00007FFD40265000-memory.dmp

Filesize
2.0MB

Download
memory/4488-19-0x00007FFD40070000-0x00007FFD40265000-memory.dmp

Filesize
2.0MB

Download
memory/4488-9-0x00007FFD40070000-0x00007FFD40265000-memory.dmp

Filesize
2.0MB

Download
memory/4488-30-0x00007FFD40070000-0x00007FFD40265000-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