a845fef3615ae2da42d3b2c16b3bb9f98394819373edf8f124f557fdb51a9881

General

Target

a845fef3615ae2da42d3b2c16b3bb9f98394819373edf8f124f557fdb51a9881.xlsm
Size

38KB
MD5

e8d045c7f8203e17cc4cd8a6f14528fc
SHA1

4260ac314ea0f77437c2f1b34b800597130f98c9
SHA256

a845fef3615ae2da42d3b2c16b3bb9f98394819373edf8f124f557fdb51a9881
SHA512

79d00a99e73c44db946dd86feb61bad978a2a58622ab014278b8c0f5d1a690e086f065359c7d38cc1d4c0433afcb00d8cdf9fa3880eb60b321f86543da347ee1
SSDEEP

768:VsnACdQR84jOZpqcVbZYpoRuBlIiOKMArOooooooooooooooooooooooooooFVIX:2A6gvOZZ1ZYpoQ/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	1072	3836	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
3836	EXCEL.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
3836	EXCEL.EXE
3836	EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
3836	EXCEL.EXE
3836	EXCEL.EXE
3836	EXCEL.EXE
3836	EXCEL.EXE
3836	EXCEL.EXE
3836	EXCEL.EXE
3836	EXCEL.EXE
3836	EXCEL.EXE
3836	EXCEL.EXE
3836	EXCEL.EXE
3836	EXCEL.EXE
3836	EXCEL.EXE

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3836 wrote to memory of 1072	3836	EXCEL.EXE	93
PID 3836 wrote to memory of 1072	3836	EXCEL.EXE	93
PID 3836 wrote to memory of 1072	3836	EXCEL.EXE	93

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\a845fef3615ae2da42d3b2c16b3bb9f98394819373edf8f124f557fdb51a9881.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:3836
- 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:1072

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
8818bea3d922ae08b0b0f2e0bc3dbc50

SHA1
ce948f928b9b1edb54ff657b0e4fdcb1b7eb9a70

SHA256
1a94e9f75ae735dc8f9bde0d0171fa7ec18807903556e54c4079ca01737b25ea

SHA512
0b436be320791c4e862d4cf75688e997aa36a8ee6f4138a2b51a30b4bc4ba9df0ea5dfa00292acd9c0f9af795eeb37e86cd3e2d93a3b88eac75571c696a76f40

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

Filesize
1KB

MD5
0371425d8b978a1201985ce7d0639952

SHA1
0990ac4ca1d78822b11ddeeeac5cc427938bd9aa

SHA256
28f5552f1e8f2ce085ee1f7c0637d5758ebcd0be5ceac36baebce5be53d14666

SHA512
45e4712ceca798c1725f7659670313d8cad41a7060523d8301a1f097a3a90191919262735dd860468671c0935679850dc6dd04359a88d45e2aa57f0588290b67

Download Submit
memory/3836-16-0x00007FF9362D0000-0x00007FF9362E0000-memory.dmp

Filesize
64KB

Download
memory/3836-0-0x00007FF938A90000-0x00007FF938AA0000-memory.dmp

Filesize
64KB

Download
memory/3836-1-0x00007FF978AAD000-0x00007FF978AAE000-memory.dmp

Filesize
4KB

Download
memory/3836-5-0x00007FF978A10000-0x00007FF978C05000-memory.dmp

Filesize
2.0MB

Download
memory/3836-10-0x00007FF978A10000-0x00007FF978C05000-memory.dmp

Filesize
2.0MB

Download
memory/3836-9-0x00007FF978A10000-0x00007FF978C05000-memory.dmp

Filesize
2.0MB

Download
memory/3836-14-0x00007FF978A10000-0x00007FF978C05000-memory.dmp

Filesize
2.0MB

Download
memory/3836-13-0x00007FF978A10000-0x00007FF978C05000-memory.dmp

Filesize
2.0MB

Download
memory/3836-15-0x00007FF9362D0000-0x00007FF9362E0000-memory.dmp

Filesize
64KB

Download
memory/3836-11-0x00007FF978A10000-0x00007FF978C05000-memory.dmp

Filesize
2.0MB

Download
memory/3836-4-0x00007FF938A90000-0x00007FF938AA0000-memory.dmp

Filesize
64KB

Download
memory/3836-3-0x00007FF938A90000-0x00007FF938AA0000-memory.dmp

Filesize
64KB

Download
memory/3836-12-0x00007FF978A10000-0x00007FF978C05000-memory.dmp

Filesize
2.0MB

Download
memory/3836-18-0x00007FF978A10000-0x00007FF978C05000-memory.dmp

Filesize
2.0MB

Download
memory/3836-8-0x00007FF978A10000-0x00007FF978C05000-memory.dmp

Filesize
2.0MB

Download
memory/3836-7-0x00007FF978A10000-0x00007FF978C05000-memory.dmp

Filesize
2.0MB

Download
memory/3836-6-0x00007FF938A90000-0x00007FF938AA0000-memory.dmp

Filesize
64KB

Download
memory/3836-2-0x00007FF938A90000-0x00007FF938AA0000-memory.dmp

Filesize
64KB

Download
memory/3836-39-0x00007FF978A10000-0x00007FF978C05000-memory.dmp

Filesize
2.0MB

Download
memory/3836-40-0x00007FF978AAD000-0x00007FF978AAE000-memory.dmp

Filesize
4KB

Download
memory/3836-41-0x00007FF978A10000-0x00007FF978C05000-memory.dmp

Filesize
2.0MB

Download
memory/3836-42-0x00007FF978A10000-0x00007FF978C05000-memory.dmp

Filesize
2.0MB

Download
memory/3836-17-0x00007FF978A10000-0x00007FF978C05000-memory.dmp

Filesize
2.0MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads