f149bb0905809a3aef284a23120e832250f9bb1f9e99f64e9eb51b16d86b5dc4

General

Target

f149bb0905809a3aef284a23120e832250f9bb1f9e99f64e9eb51b16d86b5dc4.xls
Size

96KB
MD5

4329988427f516a0b552ffd0fe0f6579
SHA1

d0c298063b6e842eaa5d327a7c5fe97c8d7c96ee
SHA256

f149bb0905809a3aef284a23120e832250f9bb1f9e99f64e9eb51b16d86b5dc4
SHA512

f8d3b16cd2a5f7a3f7f11954f6070653e832e25d1e245ad11b0322dc1cb7ba3acf4fe6fb5b63bbbac389c0390c6d2f3f3ffa89635c7b4423037e10e3a2a9827a
SSDEEP

1536:7kKpb8rGYrMPe3q7Q0XV5xtezEsi8/dg4jHuS4hcTO97v7UYdEJm3t:IKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgV

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 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	3176	4760	regsvr32.exe	82
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	1524	4760	regsvr32.exe	82
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	4628	4760	regsvr32.exe	82
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	3460	4760	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
4760	EXCEL.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
4760	EXCEL.EXE
4760	EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
4760	EXCEL.EXE
4760	EXCEL.EXE
4760	EXCEL.EXE
4760	EXCEL.EXE
4760	EXCEL.EXE
4760	EXCEL.EXE
4760	EXCEL.EXE
4760	EXCEL.EXE
4760	EXCEL.EXE
4760	EXCEL.EXE
4760	EXCEL.EXE
4760	EXCEL.EXE

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4760 wrote to memory of 3176	4760	EXCEL.EXE	87
PID 4760 wrote to memory of 3176	4760	EXCEL.EXE	87
PID 4760 wrote to memory of 1524	4760	EXCEL.EXE	91
PID 4760 wrote to memory of 1524	4760	EXCEL.EXE	91
PID 4760 wrote to memory of 4628	4760	EXCEL.EXE	95
PID 4760 wrote to memory of 4628	4760	EXCEL.EXE	95
PID 4760 wrote to memory of 3460	4760	EXCEL.EXE	96
PID 4760 wrote to memory of 3460	4760	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\f149bb0905809a3aef284a23120e832250f9bb1f9e99f64e9eb51b16d86b5dc4.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:4760
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\soci1.ocx
  2⤵
  - Process spawned unexpected child process
  PID:3176
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\soci2.ocx
  2⤵
  - Process spawned unexpected child process
  PID:1524
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\soci3.ocx
  2⤵
  - Process spawned unexpected child process
  PID:4628
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\soci4.ocx
  2⤵
  - Process spawned unexpected child process
  PID:3460

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\soci2.ocx

Filesize
36KB

MD5
3b79e62476916ff33ddc0668a0898e6d

SHA1
fe4f73a8019a0407cec5e2eb0c344adc4ab73bae

SHA256
418099d0e61f486fc52144bd0b16c8833b893eb9203163835c59045ca9782b81

SHA512
3b42ec3d6c8d68824e43ea8bd0b62c4434fd995f8dc93c3a278e229168b080c5920b226c02236bd98cd7ddadab19536dd05a4e4f35323393ac9ef766b0759bfa

Download Submit
memory/4760-12-0x00007FFE947D0000-0x00007FFE949C5000-memory.dmp

Filesize
2.0MB

Download
memory/4760-9-0x00007FFE947D0000-0x00007FFE949C5000-memory.dmp

Filesize
2.0MB

Download
memory/4760-4-0x00007FFE54850000-0x00007FFE54860000-memory.dmp

Filesize
64KB

Download
memory/4760-2-0x00007FFE54850000-0x00007FFE54860000-memory.dmp

Filesize
64KB

Download
memory/4760-7-0x00007FFE947D0000-0x00007FFE949C5000-memory.dmp

Filesize
2.0MB

Download
memory/4760-5-0x00007FFE54850000-0x00007FFE54860000-memory.dmp

Filesize
64KB

Download
memory/4760-6-0x00007FFE947D0000-0x00007FFE949C5000-memory.dmp

Filesize
2.0MB

Download
memory/4760-14-0x00007FFE947D0000-0x00007FFE949C5000-memory.dmp

Filesize
2.0MB

Download
memory/4760-1-0x00007FFE9486D000-0x00007FFE9486E000-memory.dmp

Filesize
4KB

Download
memory/4760-11-0x00007FFE947D0000-0x00007FFE949C5000-memory.dmp

Filesize
2.0MB

Download
memory/4760-3-0x00007FFE54850000-0x00007FFE54860000-memory.dmp

Filesize
64KB

Download
memory/4760-13-0x00007FFE521E0000-0x00007FFE521F0000-memory.dmp

Filesize
64KB

Download
memory/4760-10-0x00007FFE947D0000-0x00007FFE949C5000-memory.dmp

Filesize
2.0MB

Download
memory/4760-17-0x00007FFE947D0000-0x00007FFE949C5000-memory.dmp

Filesize
2.0MB

Download
memory/4760-16-0x00007FFE947D0000-0x00007FFE949C5000-memory.dmp

Filesize
2.0MB

Download
memory/4760-15-0x00007FFE947D0000-0x00007FFE949C5000-memory.dmp

Filesize
2.0MB

Download
memory/4760-8-0x00007FFE947D0000-0x00007FFE949C5000-memory.dmp

Filesize
2.0MB

Download
memory/4760-19-0x00007FFE521E0000-0x00007FFE521F0000-memory.dmp

Filesize
64KB

Download
memory/4760-0-0x00007FFE54850000-0x00007FFE54860000-memory.dmp

Filesize
64KB

Download
memory/4760-37-0x00007FFE947D0000-0x00007FFE949C5000-memory.dmp

Filesize
2.0MB

Download
memory/4760-38-0x00007FFE9486D000-0x00007FFE9486E000-memory.dmp

Filesize
4KB

Download
memory/4760-39-0x00007FFE947D0000-0x00007FFE949C5000-memory.dmp

Filesize
2.0MB

Download
memory/4760-40-0x00007FFE947D0000-0x00007FFE949C5000-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