44009fce2933784eebfcb03313a11884b505263e35429d94d7d64ac3598f6adf

General

Target

44009fce2933784eebfcb03313a11884b505263e35429d94d7d64ac3598f6adf.xlsm
Size

46KB
MD5

2ef73198713f9bd0b5f612a9d01faa5e
SHA1

0a83a42c72cc6f7d0143ea99260b5c12c07e1cd0
SHA256

44009fce2933784eebfcb03313a11884b505263e35429d94d7d64ac3598f6adf
SHA512

cc00887bed0eeb9cf707a45021aa811c13e2995973f7112541cd2e62006f6906ec3a4a8fa9e169eaa3d5dd8311b11692ce17e6b6e877419ab0613302c8fe0885
SSDEEP

768:2yMo9DOevZCwrvtE9WzdDTKufT9nz0LTyY1NiMZFYpvrLeci3cr+Uh0VP9HW:HMo9D88tT5fTR4Lh1NisFYBc3cr+UqVk

Score

10^/10

discovery

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

http://aquapark.hotelrestoranaqua.com/wp-includes/a1eCjuFRWXku/

xlm40.dropper

https://baksen.org/chat/8wYoYwWXH4eidiUOAs/

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	4896	2796	regsvr32.exe	82

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	regsvr32.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 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

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
2796	EXCEL.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2796	EXCEL.EXE
2796	EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

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

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2796 wrote to memory of 4896	2796	EXCEL.EXE	88
PID 2796 wrote to memory of 4896	2796	EXCEL.EXE	88
PID 2796 wrote to memory of 4896	2796	EXCEL.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\44009fce2933784eebfcb03313a11884b505263e35429d94d7d64ac3598f6adf.xlsm"
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:2796
- C:\Windows\SysWow64\regsvr32.exe
  C:\Windows\SysWow64\regsvr32.exe /s ..\aew.ocx
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  PID:4896

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

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms

Filesize
1KB

MD5
25c9494eac55765afe200f8b3dfff1f7

SHA1
a3076058053e99c1e75e33901d0e51f9cda43bf8

SHA256
18d57b2bb654da3adffe87b9d3ede7a128291b9bf677cd7b3a77365a5e6789ea

SHA512
1799f10459bc1d55f7b3dad22a0c882fe6d04fc4468015b3c749fb95c912da576c6f17d52d53428e5883cd95ac8233a7d42948d4b2a5c05a9426541e5d14e103

Download Submit
C:\Users\Admin\aew.ocx

Filesize
1KB

MD5
1326c16a18441423830933fbb3a6a290

SHA1
d62b5f0ec9ae7a82209938c347311519b9fc1084

SHA256
3bb40456027c77d05b991e4686f10e51739a6ebdca3e33ec5edcd1e2c28b34cf

SHA512
2b9076d43ccc836c89bcd4cc1946008b1d0268edf432d37659960f4ffb9836ca65e638b61305f374ba71b2fa21ac3210482c0e6287288e75bcd44d4fbeb3e528

Download Submit
memory/2796-4-0x00007FFD458D0000-0x00007FFD458E0000-memory.dmp

Filesize
64KB

Download
memory/2796-12-0x00007FFD85850000-0x00007FFD85A45000-memory.dmp

Filesize
2.0MB

Download
memory/2796-2-0x00007FFD458D0000-0x00007FFD458E0000-memory.dmp

Filesize
64KB

Download
memory/2796-8-0x00007FFD85850000-0x00007FFD85A45000-memory.dmp

Filesize
2.0MB

Download
memory/2796-7-0x00007FFD85850000-0x00007FFD85A45000-memory.dmp

Filesize
2.0MB

Download
memory/2796-6-0x00007FFD85850000-0x00007FFD85A45000-memory.dmp

Filesize
2.0MB

Download
memory/2796-10-0x00007FFD85850000-0x00007FFD85A45000-memory.dmp

Filesize
2.0MB

Download
memory/2796-9-0x00007FFD85850000-0x00007FFD85A45000-memory.dmp

Filesize
2.0MB

Download
memory/2796-1-0x00007FFD858ED000-0x00007FFD858EE000-memory.dmp

Filesize
4KB

Download
memory/2796-11-0x00007FFD43870000-0x00007FFD43880000-memory.dmp

Filesize
64KB

Download
memory/2796-13-0x00007FFD85850000-0x00007FFD85A45000-memory.dmp

Filesize
2.0MB

Download
memory/2796-5-0x00007FFD458D0000-0x00007FFD458E0000-memory.dmp

Filesize
64KB

Download
memory/2796-14-0x00007FFD85850000-0x00007FFD85A45000-memory.dmp

Filesize
2.0MB

Download
memory/2796-15-0x00007FFD43870000-0x00007FFD43880000-memory.dmp

Filesize
64KB

Download
memory/2796-17-0x00007FFD85850000-0x00007FFD85A45000-memory.dmp

Filesize
2.0MB

Download
memory/2796-16-0x00007FFD85850000-0x00007FFD85A45000-memory.dmp

Filesize
2.0MB

Download
memory/2796-3-0x00007FFD458D0000-0x00007FFD458E0000-memory.dmp

Filesize
64KB

Download
memory/2796-35-0x00007FFD85850000-0x00007FFD85A45000-memory.dmp

Filesize
2.0MB

Download
memory/2796-36-0x00007FFD858ED000-0x00007FFD858EE000-memory.dmp

Filesize
4KB

Download
memory/2796-37-0x00007FFD85850000-0x00007FFD85A45000-memory.dmp

Filesize
2.0MB

Download
memory/2796-0-0x00007FFD458D0000-0x00007FFD458E0000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads