35e8e755cd19150cd88f8f11e1a281f322703c47262b7117d2caaf2ef377d7bf

General

Target

35e8e755cd19150cd88f8f11e1a281f322703c47262b7117d2caaf2ef377d7bf.xls
Size

96KB
MD5

ec320b0304896480f768a45cb0400e30
SHA1

685db7fe4257387d968bbe224b74e20b2155e8cd
SHA256

35e8e755cd19150cd88f8f11e1a281f322703c47262b7117d2caaf2ef377d7bf
SHA512

a8f3ce337d5550c9b55dcb6963188b2a3167952d6c435367b6a72e0f948cc03551d3b02ac76789f7974e542756e59d14c9683e0e9b37924ef6877244375c5750
SSDEEP

1536:7kKpb8rGYrMPe3q7Q0XV5xtezEsi8/dg4jHuS4hcTO97v7UYdEJm35:IKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgB

Score

10^/10

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

http://fisika.mipa.uns.ac.id/reseller/img/nRAvAgoY8Y/

xlm40.dropper

http://greycoconut.com/edm/71qUA/

xlm40.dropper

http://zonainformatica.es/tienda/XCHJmidSYTkE/

xlm40.dropper

http://balletmagazine.ro/wp-content/9VrMPV/

Signatures

Process spawned unexpected child process 3 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	1632	4540	regsvr32.exe	82
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	532	4540	regsvr32.exe	82
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	1932	4540	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
4540	EXCEL.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
4540	EXCEL.EXE
4540	EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
4540	EXCEL.EXE
4540	EXCEL.EXE
4540	EXCEL.EXE
4540	EXCEL.EXE
4540	EXCEL.EXE
4540	EXCEL.EXE
4540	EXCEL.EXE
4540	EXCEL.EXE
4540	EXCEL.EXE
4540	EXCEL.EXE
4540	EXCEL.EXE
4540	EXCEL.EXE

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4540 wrote to memory of 1512	4540	EXCEL.EXE	87
PID 4540 wrote to memory of 1512	4540	EXCEL.EXE	87
PID 4540 wrote to memory of 1632	4540	EXCEL.EXE	96
PID 4540 wrote to memory of 1632	4540	EXCEL.EXE	96
PID 4540 wrote to memory of 532	4540	EXCEL.EXE	97
PID 4540 wrote to memory of 532	4540	EXCEL.EXE	97
PID 4540 wrote to memory of 1932	4540	EXCEL.EXE	98
PID 4540 wrote to memory of 1932	4540	EXCEL.EXE	98

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\35e8e755cd19150cd88f8f11e1a281f322703c47262b7117d2caaf2ef377d7bf.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:4540
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\soci1.ocx
  2⤵
  PID:1512
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\soci2.ocx
  2⤵
  - Process spawned unexpected child process
  PID:1632
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\soci3.ocx
  2⤵
  - Process spawned unexpected child process
  PID:532
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\soci4.ocx
  2⤵
  - Process spawned unexpected child process
  PID:1932

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

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\soci2.ocx

Filesize
36KB

MD5
3b79e62476916ff33ddc0668a0898e6d

SHA1
fe4f73a8019a0407cec5e2eb0c344adc4ab73bae

SHA256
418099d0e61f486fc52144bd0b16c8833b893eb9203163835c59045ca9782b81

SHA512
3b42ec3d6c8d68824e43ea8bd0b62c4434fd995f8dc93c3a278e229168b080c5920b226c02236bd98cd7ddadab19536dd05a4e4f35323393ac9ef766b0759bfa

Download Submit
memory/4540-9-0x00007FFCBF990000-0x00007FFCBFB85000-memory.dmp

Filesize
2.0MB

Download
memory/4540-44-0x00007FFCBF990000-0x00007FFCBFB85000-memory.dmp

Filesize
2.0MB

Download
memory/4540-11-0x00007FFCBF990000-0x00007FFCBFB85000-memory.dmp

Filesize
2.0MB

Download
memory/4540-22-0x00007FFCBF990000-0x00007FFCBFB85000-memory.dmp

Filesize
2.0MB

Download
memory/4540-21-0x00007FFCBF990000-0x00007FFCBFB85000-memory.dmp

Filesize
2.0MB

Download
memory/4540-20-0x00007FFCBF990000-0x00007FFCBFB85000-memory.dmp

Filesize
2.0MB

Download
memory/4540-19-0x00007FFC7D0B0000-0x00007FFC7D0C0000-memory.dmp

Filesize
64KB

Download
memory/4540-18-0x00007FFCBF990000-0x00007FFCBFB85000-memory.dmp

Filesize
2.0MB

Download
memory/4540-17-0x00007FFCBF990000-0x00007FFCBFB85000-memory.dmp

Filesize
2.0MB

Download
memory/4540-15-0x00007FFCBF990000-0x00007FFCBFB85000-memory.dmp

Filesize
2.0MB

Download
memory/4540-14-0x00007FFCBF990000-0x00007FFCBFB85000-memory.dmp

Filesize
2.0MB

Download
memory/4540-12-0x00007FFC7D0B0000-0x00007FFC7D0C0000-memory.dmp

Filesize
64KB

Download
memory/4540-16-0x00007FFCBF990000-0x00007FFCBFB85000-memory.dmp

Filesize
2.0MB

Download
memory/4540-13-0x00007FFCBF990000-0x00007FFCBFB85000-memory.dmp

Filesize
2.0MB

Download
memory/4540-0-0x00007FFCBFA2D000-0x00007FFCBFA2E000-memory.dmp

Filesize
4KB

Download
memory/4540-7-0x00007FFCBF990000-0x00007FFCBFB85000-memory.dmp

Filesize
2.0MB

Download
memory/4540-6-0x00007FFCBF990000-0x00007FFCBFB85000-memory.dmp

Filesize
2.0MB

Download
memory/4540-5-0x00007FFC7FA10000-0x00007FFC7FA20000-memory.dmp

Filesize
64KB

Download
memory/4540-3-0x00007FFC7FA10000-0x00007FFC7FA20000-memory.dmp

Filesize
64KB

Download
memory/4540-2-0x00007FFC7FA10000-0x00007FFC7FA20000-memory.dmp

Filesize
64KB

Download
memory/4540-1-0x00007FFC7FA10000-0x00007FFC7FA20000-memory.dmp

Filesize
64KB

Download
memory/4540-8-0x00007FFCBF990000-0x00007FFCBFB85000-memory.dmp

Filesize
2.0MB

Download
memory/4540-10-0x00007FFCBF990000-0x00007FFCBFB85000-memory.dmp

Filesize
2.0MB

Download
memory/4540-38-0x00007FFCBFA2D000-0x00007FFCBFA2E000-memory.dmp

Filesize
4KB

Download
memory/4540-39-0x00007FFCBF990000-0x00007FFCBFB85000-memory.dmp

Filesize
2.0MB

Download
memory/4540-43-0x00007FFCBF990000-0x00007FFCBFB85000-memory.dmp

Filesize
2.0MB

Download
memory/4540-4-0x00007FFC7FA10000-0x00007FFC7FA20000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads