1a440a4f6ddae2e450a5cad8967993839b8bd70dbc525e0d5ab1620266c2dc53

General

Target

1a440a4f6ddae2e450a5cad8967993839b8bd70dbc525e0d5ab1620266c2dc53.xlsm
Size

40KB
MD5

efc25e011f5fbefa0395cf751d193831
SHA1

4095c138a07dca840c8c6ee99eef29b9c5c6f1e0
SHA256

1a440a4f6ddae2e450a5cad8967993839b8bd70dbc525e0d5ab1620266c2dc53
SHA512

413aee74aa79f7a9efa1246a98fb7b5b5ae082e75bf4af355ae0ff468a3226241e1a0c580e06c3685c023b50fe3eaf8566186b6ccba37212e2ba07e3c4a4d956
SSDEEP

768:lqoOomihd8DOevZCwtofyKfcrND59V+L9Rw4eWrXcTqZ0VfIeg:TOom8eDGylND59V4jwmXc2CVfIb

Score

10^/10

discovery

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

https://asempaye.com/404/zREXldL8ZfpsEepiC/

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	4704	3192	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
3192	EXCEL.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
3192	EXCEL.EXE
3192	EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
3192	EXCEL.EXE
3192	EXCEL.EXE
3192	EXCEL.EXE
3192	EXCEL.EXE
3192	EXCEL.EXE
3192	EXCEL.EXE
3192	EXCEL.EXE
3192	EXCEL.EXE
3192	EXCEL.EXE
3192	EXCEL.EXE
3192	EXCEL.EXE
3192	EXCEL.EXE

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3192 wrote to memory of 4704	3192	EXCEL.EXE	87
PID 3192 wrote to memory of 4704	3192	EXCEL.EXE	87
PID 3192 wrote to memory of 4704	3192	EXCEL.EXE	87

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\1a440a4f6ddae2e450a5cad8967993839b8bd70dbc525e0d5ab1620266c2dc53.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:3192
- C:\Windows\SysWow64\regsvr32.exe
  C:\Windows\SysWow64\regsvr32.exe /s ..\dan.ocx
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  PID:4704

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
2KB

MD5
1dcf201a33ac3a4822d28bbb98dfea0c

SHA1
b12b14953975a3d0fa09ff93e4d29fc535171c08

SHA256
e665e5112e8d29f2f21994bffa8eb23a279ee653e970a03f15fc8d49172700b1

SHA512
d17efd19c69d304cc595238c2811c3c116b16e247c55df11f7ee226c204cb437b93605e71d58f589ef27a5468b0b3ba08f2dbf130c411f2eed854d7ce4b52e1c

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

Filesize
114B

MD5
e89f75f918dbdcee28604d4e09dd71d7

SHA1
f9d9055e9878723a12063b47d4a1a5f58c3eb1e9

SHA256
6dc9c7fc93bb488bb0520a6c780a8d3c0fb5486a4711aca49b4c53fac7393023

SHA512
8df0ab2e3679b64a6174deff4259ae5680f88e3ae307e0ea2dfff88ec4ba14f3477c9fe3a5aa5da3a8e857601170a5108ed75f6d6975958ac7a314e4a336aed0

Download Submit
memory/3192-13-0x00007FFB47450000-0x00007FFB47645000-memory.dmp

Filesize
2.0MB

Download
memory/3192-5-0x00007FFB074D0000-0x00007FFB074E0000-memory.dmp

Filesize
64KB

Download
memory/3192-15-0x00007FFB47450000-0x00007FFB47645000-memory.dmp

Filesize
2.0MB

Download
memory/3192-9-0x00007FFB47450000-0x00007FFB47645000-memory.dmp

Filesize
2.0MB

Download
memory/3192-8-0x00007FFB47450000-0x00007FFB47645000-memory.dmp

Filesize
2.0MB

Download
memory/3192-10-0x00007FFB47450000-0x00007FFB47645000-memory.dmp

Filesize
2.0MB

Download
memory/3192-11-0x00007FFB04E40000-0x00007FFB04E50000-memory.dmp

Filesize
64KB

Download
memory/3192-7-0x00007FFB47450000-0x00007FFB47645000-memory.dmp

Filesize
2.0MB

Download
memory/3192-14-0x00007FFB04E40000-0x00007FFB04E50000-memory.dmp

Filesize
64KB

Download
memory/3192-1-0x00007FFB074D0000-0x00007FFB074E0000-memory.dmp

Filesize
64KB

Download
memory/3192-2-0x00007FFB074D0000-0x00007FFB074E0000-memory.dmp

Filesize
64KB

Download
memory/3192-3-0x00007FFB474ED000-0x00007FFB474EE000-memory.dmp

Filesize
4KB

Download
memory/3192-6-0x00007FFB47450000-0x00007FFB47645000-memory.dmp

Filesize
2.0MB

Download
memory/3192-12-0x00007FFB47450000-0x00007FFB47645000-memory.dmp

Filesize
2.0MB

Download
memory/3192-16-0x00007FFB47450000-0x00007FFB47645000-memory.dmp

Filesize
2.0MB

Download
memory/3192-18-0x00007FFB47450000-0x00007FFB47645000-memory.dmp

Filesize
2.0MB

Download
memory/3192-20-0x00007FFB47450000-0x00007FFB47645000-memory.dmp

Filesize
2.0MB

Download
memory/3192-19-0x00007FFB47450000-0x00007FFB47645000-memory.dmp

Filesize
2.0MB

Download
memory/3192-17-0x00007FFB47450000-0x00007FFB47645000-memory.dmp

Filesize
2.0MB

Download
memory/3192-4-0x00007FFB074D0000-0x00007FFB074E0000-memory.dmp

Filesize
64KB

Download
memory/3192-46-0x00007FFB47450000-0x00007FFB47645000-memory.dmp

Filesize
2.0MB

Download
memory/3192-0-0x00007FFB074D0000-0x00007FFB074E0000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads