a563257161e5c3947e4ea5669e1ef5eafbe67d5049816de47313ada6f299ac10

General

Target

a563257161e5c3947e4ea5669e1ef5eafbe67d5049816de47313ada6f299ac10.xls
Size

98KB
MD5

b8fe6365e4a55cb70d0b9c457a7a7099
SHA1

da353f9118f9d6c3a6eeea1891a3b8e0e89742d1
SHA256

a563257161e5c3947e4ea5669e1ef5eafbe67d5049816de47313ada6f299ac10
SHA512

cc884090cc6a883f58d85940c236e73faa92f27d3a501023264ab844028c75a3dac601218f17f52df46729778e8078bb4a52950a30f4e76b4d18de10b94f1f22
SSDEEP

1536:4iqHy1S6F8b2SQrEkawpoXIonlwQMlUD5/VHGFht5mGs7Xh2ROvHt0ydYfki:QeFHrE2sIonlwQMl65/VmLIx24m

Score

10^/10

Malware Config

Signatures

Process spawned unexpected child process 1 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	5000	1744	mshta.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
1744	EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
1744	EXCEL.EXE
1744	EXCEL.EXE
1744	EXCEL.EXE
1744	EXCEL.EXE
1744	EXCEL.EXE
1744	EXCEL.EXE
1744	EXCEL.EXE
1744	EXCEL.EXE
1744	EXCEL.EXE
1744	EXCEL.EXE
1744	EXCEL.EXE
1744	EXCEL.EXE

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 1744 wrote to memory of 5000	1744	EXCEL.EXE	88
PID 1744 wrote to memory of 5000	1744	EXCEL.EXE	88

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012
Uses Volume Shadow Copy WMI provider
The Volume Shadow Copy service is used to manage backups/snapshots.
ransomware
Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
ransomware

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\a563257161e5c3947e4ea5669e1ef5eafbe67d5049816de47313ada6f299ac10.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1744
- C:\Windows\System32\mshta.exe
  C:\Windows\System32\mshta.exe -Embedding
  2⤵
  - Process spawned unexpected child process
  PID:5000

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

3

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms

Filesize
4KB

MD5
5ba6ac16df6a71a9f007165558e87203

SHA1
684bc8a5706f8408279b86e9bcb08d33b3c89b26

SHA256
9e422099987bc88d7b798db1b580ce777928611669b903f9e5c348eae13c6fd5

SHA512
0eba0d2303014f640d3b20af5286f213f11119e5d9170e72a16dbffa71eaf040d15543a4e50fdb7f97e771b420a6a2d48b0039726d7faa7ea41e24e194634aa3

Download Submit
memory/1744-15-0x00007FF839DA0000-0x00007FF839DB0000-memory.dmp

Filesize
64KB

Download
memory/1744-5-0x00007FF83C3F0000-0x00007FF83C400000-memory.dmp

Filesize
64KB

Download
memory/1744-17-0x00007FF87C370000-0x00007FF87C565000-memory.dmp

Filesize
2.0MB

Download
memory/1744-4-0x00007FF83C3F0000-0x00007FF83C400000-memory.dmp

Filesize
64KB

Download
memory/1744-18-0x00007FF87C370000-0x00007FF87C565000-memory.dmp

Filesize
2.0MB

Download
memory/1744-7-0x00007FF87C370000-0x00007FF87C565000-memory.dmp

Filesize
2.0MB

Download
memory/1744-9-0x00007FF87C370000-0x00007FF87C565000-memory.dmp

Filesize
2.0MB

Download
memory/1744-8-0x00007FF87C370000-0x00007FF87C565000-memory.dmp

Filesize
2.0MB

Download
memory/1744-10-0x00007FF87C370000-0x00007FF87C565000-memory.dmp

Filesize
2.0MB

Download
memory/1744-12-0x00007FF87C370000-0x00007FF87C565000-memory.dmp

Filesize
2.0MB

Download
memory/1744-13-0x00007FF839DA0000-0x00007FF839DB0000-memory.dmp

Filesize
64KB

Download
memory/1744-20-0x00007FF87C370000-0x00007FF87C565000-memory.dmp

Filesize
2.0MB

Download
memory/1744-6-0x00007FF87C370000-0x00007FF87C565000-memory.dmp

Filesize
2.0MB

Download
memory/1744-0-0x00007FF83C3F0000-0x00007FF83C400000-memory.dmp

Filesize
64KB

Download
memory/1744-2-0x00007FF83C3F0000-0x00007FF83C400000-memory.dmp

Filesize
64KB

Download
memory/1744-1-0x00007FF87C40D000-0x00007FF87C40E000-memory.dmp

Filesize
4KB

Download
memory/1744-11-0x00007FF87C370000-0x00007FF87C565000-memory.dmp

Filesize
2.0MB

Download
memory/1744-19-0x00007FF87C370000-0x00007FF87C565000-memory.dmp

Filesize
2.0MB

Download
memory/1744-16-0x00007FF87C370000-0x00007FF87C565000-memory.dmp

Filesize
2.0MB

Download
memory/1744-14-0x00007FF87C370000-0x00007FF87C565000-memory.dmp

Filesize
2.0MB

Download
memory/1744-3-0x00007FF83C3F0000-0x00007FF83C400000-memory.dmp

Filesize
64KB

Download
memory/1744-52-0x00007FF87C40D000-0x00007FF87C40E000-memory.dmp

Filesize
4KB

Download
memory/1744-51-0x00007FF87C370000-0x00007FF87C565000-memory.dmp

Filesize
2.0MB

Download
memory/5000-46-0x00007FF87C370000-0x00007FF87C565000-memory.dmp

Filesize
2.0MB

Download
memory/5000-45-0x00007FF87C370000-0x00007FF87C565000-memory.dmp

Filesize
2.0MB

Download
memory/5000-42-0x00007FF87C370000-0x00007FF87C565000-memory.dmp

Filesize
2.0MB

Download
memory/5000-56-0x00007FF87C370000-0x00007FF87C565000-memory.dmp

Filesize
2.0MB

Download
memory/5000-57-0x00007FF6F6FF0000-0x00007FF6F6FF8000-memory.dmp

Filesize
32KB

Download
memory/5000-43-0x00007FF87C370000-0x00007FF87C565000-memory.dmp

Filesize
2.0MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads