41ac95d706ffd4a11464c18e29b2b7adb9b5f4677bed19c2eeabc406c1ffbda0

General

Target

41ac95d706ffd4a11464c18e29b2b7adb9b5f4677bed19c2eeabc406c1ffbda0.xlsm
Size

38KB
MD5

a890d2eeb4660c01f81d3b3eaf5f114d
SHA1

02554e41b38e3bf51bb5f2240e8c93df370d0560
SHA256

41ac95d706ffd4a11464c18e29b2b7adb9b5f4677bed19c2eeabc406c1ffbda0
SHA512

26872964dfea935f8654c4b30b24394602f53caa7be4c9764cc13267400256c7aa0b9023661123599a65dfed26e40cdd441ce3dbf3d960faf435c0b17fbf0685
SSDEEP

768:psnACdQR84jOZpqcVbZYpoRuBlIiOKMArOooooooooooooooooooooooooooFVIX:CA6gvOZZ1ZYpoQ/pMAeVIyP54T

Score

10^/10

discovery

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

https://landingpageis.com/alfacgiapi/IhZmV1LIJwi6O/

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	820	1960	regsvr32.exe	84

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 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

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
1960	EXCEL.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1960	EXCEL.EXE
1960	EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
1960	EXCEL.EXE
1960	EXCEL.EXE
1960	EXCEL.EXE
1960	EXCEL.EXE
1960	EXCEL.EXE
1960	EXCEL.EXE
1960	EXCEL.EXE
1960	EXCEL.EXE
1960	EXCEL.EXE
1960	EXCEL.EXE
1960	EXCEL.EXE
1960	EXCEL.EXE

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1960 wrote to memory of 820	1960	EXCEL.EXE	89
PID 1960 wrote to memory of 820	1960	EXCEL.EXE	89
PID 1960 wrote to memory of 820	1960	EXCEL.EXE	89

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\41ac95d706ffd4a11464c18e29b2b7adb9b5f4677bed19c2eeabc406c1ffbda0.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:1960
- C:\Windows\SysWow64\regsvr32.exe
  C:\Windows\SysWow64\regsvr32.exe -s ..\roil.ocx
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  PID:820

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
686B

MD5
887995259562a6d1694b8b85edb62543

SHA1
d744a10325e1fea72a0871d1aaa64101bba4c556

SHA256
d0a4e45095081abfa2d1337304f24791f312a472d8b679ce3e1ef58601419655

SHA512
e4743dbe734e4ccf33de9922490837b43ab2dee7e84a774dfedd1fea7332d8061f0028c5015ec54b5ee6e9ac5cd1ba52b0d520fd57a6efabfdc2563bc159d716

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

Filesize
1KB

MD5
adde8701a54a8eabca8e51a468b275ba

SHA1
48015733acc6dfcfcc8af3d564e575310ac15d82

SHA256
adc9d75ff472fbc0471b499998dfea1ad441570f64bc2d43a093045791dc5340

SHA512
cda1e2167f0a7b6a50106338188f1e8010c3adeb133cce7d99987520550d2efa9a77dc77011e96cec2ae2b441d185b6ce03474a2c40dd7562e8e87a3036621e5

Download Submit
memory/1960-15-0x00007FFB01340000-0x00007FFB01350000-memory.dmp

Filesize
64KB

Download
memory/1960-44-0x00007FFB43BD0000-0x00007FFB43DC5000-memory.dmp

Filesize
2.0MB

Download
memory/1960-5-0x00007FFB43BD0000-0x00007FFB43DC5000-memory.dmp

Filesize
2.0MB

Download
memory/1960-8-0x00007FFB03C50000-0x00007FFB03C60000-memory.dmp

Filesize
64KB

Download
memory/1960-10-0x00007FFB43BD0000-0x00007FFB43DC5000-memory.dmp

Filesize
2.0MB

Download
memory/1960-9-0x00007FFB43BD0000-0x00007FFB43DC5000-memory.dmp

Filesize
2.0MB

Download
memory/1960-14-0x00007FFB43BD0000-0x00007FFB43DC5000-memory.dmp

Filesize
2.0MB

Download
memory/1960-13-0x00007FFB43BD0000-0x00007FFB43DC5000-memory.dmp

Filesize
2.0MB

Download
memory/1960-12-0x00007FFB43BD0000-0x00007FFB43DC5000-memory.dmp

Filesize
2.0MB

Download
memory/1960-11-0x00007FFB01340000-0x00007FFB01350000-memory.dmp

Filesize
64KB

Download
memory/1960-0-0x00007FFB43C6D000-0x00007FFB43C6E000-memory.dmp

Filesize
4KB

Download
memory/1960-3-0x00007FFB03C50000-0x00007FFB03C60000-memory.dmp

Filesize
64KB

Download
memory/1960-17-0x00007FFB43BD0000-0x00007FFB43DC5000-memory.dmp

Filesize
2.0MB

Download
memory/1960-18-0x00007FFB43BD0000-0x00007FFB43DC5000-memory.dmp

Filesize
2.0MB

Download
memory/1960-19-0x00007FFB43BD0000-0x00007FFB43DC5000-memory.dmp

Filesize
2.0MB

Download
memory/1960-7-0x00007FFB43BD0000-0x00007FFB43DC5000-memory.dmp

Filesize
2.0MB

Download
memory/1960-6-0x00007FFB43BD0000-0x00007FFB43DC5000-memory.dmp

Filesize
2.0MB

Download
memory/1960-2-0x00007FFB03C50000-0x00007FFB03C60000-memory.dmp

Filesize
64KB

Download
memory/1960-4-0x00007FFB03C50000-0x00007FFB03C60000-memory.dmp

Filesize
64KB

Download
memory/1960-42-0x00007FFB43BD0000-0x00007FFB43DC5000-memory.dmp

Filesize
2.0MB

Download
memory/1960-43-0x00007FFB43C6D000-0x00007FFB43C6E000-memory.dmp

Filesize
4KB

Download
memory/1960-16-0x00007FFB43BD0000-0x00007FFB43DC5000-memory.dmp

Filesize
2.0MB

Download
memory/1960-45-0x00007FFB43BD0000-0x00007FFB43DC5000-memory.dmp

Filesize
2.0MB

Download
memory/1960-1-0x00007FFB03C50000-0x00007FFB03C60000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads