f63856e31796bda5138f15a3268beb48c3120711618290250531b4d06a3096a9

General

Target

f63856e31796bda5138f15a3268beb48c3120711618290250531b4d06a3096a9.xlsm
Size

35KB
MD5

2765e4f4e851ddffb603fb5a87346a89
SHA1

dcf3658c19c5933da41054b859a4cd324ec14395
SHA256

f63856e31796bda5138f15a3268beb48c3120711618290250531b4d06a3096a9
SHA512

3fc3902151c55a45e54829974dc91cee68753fe08c4536e1cccda821019227ec7766c3f1323b50cc3dffd5161f47a0ca2364057c26ae6f63297c2232d7be1f21
SSDEEP

768:tsmn9tnd5euAjOZpqcVbZYpoRuBlIiOKMArOoooooooooooooooooooooooooofS:tFtndguUOZZ1ZYpoQ/pMA6Kt

Score

10^/10

discovery

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

https://dlqsclub.com/wp-content/uploads/8ST56kZvvQ/

xlm40.dropper

https://blog.nilbt.com/wp-includes/Text/Diff/aleM3D/

xlm40.dropper

https://idolevran.com/wp-admin/nKRqye7TwOjZVjvFib/

Signatures

Process spawned unexpected child process 1 IoCs

This typically indicates the parent process was compromised via an exploit or macro.

Processes:

regsvr32.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	3872	3924	regsvr32.exe	EXCEL.EXE

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

Processes:

regsvr32.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language regsvr32.exe

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

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\SystemSKU	EXCEL.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

3924 EXCEL.EXE
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

EXCEL.EXE

pid process

3924 EXCEL.EXE
3924 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
3924	EXCEL.EXE
3924	EXCEL.EXE
3924	EXCEL.EXE
3924	EXCEL.EXE
3924	EXCEL.EXE
3924	EXCEL.EXE
3924	EXCEL.EXE
3924	EXCEL.EXE
3924	EXCEL.EXE
3924	EXCEL.EXE
3924	EXCEL.EXE
3924	EXCEL.EXE

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

EXCEL.EXE

description	pid	process	target process
PID 3924 wrote to memory of 3872	3924	EXCEL.EXE	regsvr32.exe
PID 3924 wrote to memory of 3872	3924	EXCEL.EXE	regsvr32.exe
PID 3924 wrote to memory of 3872	3924	EXCEL.EXE	regsvr32.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\f63856e31796bda5138f15a3268beb48c3120711618290250531b4d06a3096a9.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:3924
- C:\Windows\SysWow64\regsvr32.exe
  C:\Windows\SysWow64\regsvr32.exe -s ..\xdha.ocx
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  PID:3872

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
aec863c875337349edbdc3189d6935ee

SHA1
e38e4a3fc4e82c036e9c9f32147f2f3a997440d2

SHA256
148a9dc4545f2a156a2b34383991cd1095bdb7149cf26ae414cc36da2601c570

SHA512
417936eba0d9169604168b61ba1d2947f820654797fe65f0e497bf2a2d6720d4b9b8b30eff299266d244d62152c4f60604499361b2eb014fd719c94081424707

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

Filesize
114B

MD5
e89f75f918dbdcee28604d4e09dd71d7

SHA1
f9d9055e9878723a12063b47d4a1a5f58c3eb1e9

SHA256
6dc9c7fc93bb488bb0520a6c780a8d3c0fb5486a4711aca49b4c53fac7393023

SHA512
8df0ab2e3679b64a6174deff4259ae5680f88e3ae307e0ea2dfff88ec4ba14f3477c9fe3a5aa5da3a8e857601170a5108ed75f6d6975958ac7a314e4a336aed0

Download Submit
memory/3924-11-0x00007FFCA40B0000-0x00007FFCA40C0000-memory.dmp

Filesize
64KB

Download
memory/3924-14-0x00007FFCE62B0000-0x00007FFCE64A5000-memory.dmp

Filesize
2.0MB

Download
memory/3924-1-0x00007FFCA6330000-0x00007FFCA6340000-memory.dmp

Filesize
64KB

Download
memory/3924-2-0x00007FFCA6330000-0x00007FFCA6340000-memory.dmp

Filesize
64KB

Download
memory/3924-7-0x00007FFCE62B0000-0x00007FFCE64A5000-memory.dmp

Filesize
2.0MB

Download
memory/3924-6-0x00007FFCE62B0000-0x00007FFCE64A5000-memory.dmp

Filesize
2.0MB

Download
memory/3924-10-0x00007FFCE62B0000-0x00007FFCE64A5000-memory.dmp

Filesize
2.0MB

Download
memory/3924-9-0x00007FFCE62B0000-0x00007FFCE64A5000-memory.dmp

Filesize
2.0MB

Download
memory/3924-0-0x00007FFCA6330000-0x00007FFCA6340000-memory.dmp

Filesize
64KB

Download
memory/3924-8-0x00007FFCE62B0000-0x00007FFCE64A5000-memory.dmp

Filesize
2.0MB

Download
memory/3924-12-0x00007FFCA40B0000-0x00007FFCA40C0000-memory.dmp

Filesize
64KB

Download
memory/3924-4-0x00007FFCA6330000-0x00007FFCA6340000-memory.dmp

Filesize
64KB

Download
memory/3924-17-0x00007FFCE62B0000-0x00007FFCE64A5000-memory.dmp

Filesize
2.0MB

Download
memory/3924-19-0x00007FFCE62B0000-0x00007FFCE64A5000-memory.dmp

Filesize
2.0MB

Download
memory/3924-18-0x00007FFCE62B0000-0x00007FFCE64A5000-memory.dmp

Filesize
2.0MB

Download
memory/3924-16-0x00007FFCE62B0000-0x00007FFCE64A5000-memory.dmp

Filesize
2.0MB

Download
memory/3924-15-0x00007FFCE62B0000-0x00007FFCE64A5000-memory.dmp

Filesize
2.0MB

Download
memory/3924-13-0x00007FFCE62B0000-0x00007FFCE64A5000-memory.dmp

Filesize
2.0MB

Download
memory/3924-5-0x00007FFCA6330000-0x00007FFCA6340000-memory.dmp

Filesize
64KB

Download
memory/3924-43-0x00007FFCE62B0000-0x00007FFCE64A5000-memory.dmp

Filesize
2.0MB

Download
memory/3924-3-0x00007FFCE634D000-0x00007FFCE634E000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads