f0f300c12848b2cc24dab09aba972a08317808caf165793bd6bd090d26be1b25

General

Target

f0f300c12848b2cc24dab09aba972a08317808caf165793bd6bd090d26be1b25.xlsm
Size

46KB
MD5

84c70b1a4c8d2d0d84b84b16aa797c72
SHA1

3736948b789e3d830636d2b1766c892b9a620b3c
SHA256

f0f300c12848b2cc24dab09aba972a08317808caf165793bd6bd090d26be1b25
SHA512

80c7639fe82cfa4bbd013a33f15482f0931827749291f59f7204e79ecfe6651b149b2e7495a900c83a78ddf9cbfdd18bdd85fcc87e0436858951d4fe0f86dc7d
SSDEEP

768:2o9DOevZCwrvtOzdDTKufT9nz0LTyY1NiMZFYpvrLeci3cr+Uh0VPPDks:2o9D+tT5fTR4Lh1NisFYBc3cr+UqVnDZ

Score

10^/10

discovery

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

http://dan-bau.com/wp-includes/css/dist/h2plh7xZso/

xlm40.dropper

https://advisereviews.com/wp-content/2NyZZiJ6KEzPPrbx/

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	4568	5040	regsvr32.exe	81

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\~MHz	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	EXCEL.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	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
5040	EXCEL.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
5040	EXCEL.EXE
5040	EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
5040	EXCEL.EXE
5040	EXCEL.EXE
5040	EXCEL.EXE
5040	EXCEL.EXE
5040	EXCEL.EXE
5040	EXCEL.EXE
5040	EXCEL.EXE
5040	EXCEL.EXE
5040	EXCEL.EXE
5040	EXCEL.EXE
5040	EXCEL.EXE
5040	EXCEL.EXE

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 5040 wrote to memory of 4568	5040	EXCEL.EXE	86
PID 5040 wrote to memory of 4568	5040	EXCEL.EXE	86
PID 5040 wrote to memory of 4568	5040	EXCEL.EXE	86

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\f0f300c12848b2cc24dab09aba972a08317808caf165793bd6bd090d26be1b25.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:5040
- 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:4568

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
bd3447b9e37206d7417b5d301b6f93f9

SHA1
b73b20f2e57afe69ea367816224605c1ee4a64a5

SHA256
c7e1d17008ef143d5a470f1dbe35ec4b5e2c206310176c0295507f0493766819

SHA512
8498874f25272419f11b8f322a596368ce9aa512032627c1228b86f9f14192f7a3a04d39562a8e7d83b78e993081fa67a3e187bf35528fc6ebb90de49b73d4cb

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

Filesize
1KB

MD5
1326c16a18441423830933fbb3a6a290

SHA1
d62b5f0ec9ae7a82209938c347311519b9fc1084

SHA256
3bb40456027c77d05b991e4686f10e51739a6ebdca3e33ec5edcd1e2c28b34cf

SHA512
2b9076d43ccc836c89bcd4cc1946008b1d0268edf432d37659960f4ffb9836ca65e638b61305f374ba71b2fa21ac3210482c0e6287288e75bcd44d4fbeb3e528

Download Submit
memory/5040-15-0x00007FFE0CD90000-0x00007FFE0CF85000-memory.dmp

Filesize
2.0MB

Download
memory/5040-42-0x00007FFE0CD90000-0x00007FFE0CF85000-memory.dmp

Filesize
2.0MB

Download
memory/5040-4-0x00007FFDCCE10000-0x00007FFDCCE20000-memory.dmp

Filesize
64KB

Download
memory/5040-5-0x00007FFDCCE10000-0x00007FFDCCE20000-memory.dmp

Filesize
64KB

Download
memory/5040-6-0x00007FFE0CD90000-0x00007FFE0CF85000-memory.dmp

Filesize
2.0MB

Download
memory/5040-8-0x00007FFE0CD90000-0x00007FFE0CF85000-memory.dmp

Filesize
2.0MB

Download
memory/5040-7-0x00007FFE0CD90000-0x00007FFE0CF85000-memory.dmp

Filesize
2.0MB

Download
memory/5040-10-0x00007FFE0CD90000-0x00007FFE0CF85000-memory.dmp

Filesize
2.0MB

Download
memory/5040-12-0x00007FFDCA9E0000-0x00007FFDCA9F0000-memory.dmp

Filesize
64KB

Download
memory/5040-11-0x00007FFE0CD90000-0x00007FFE0CF85000-memory.dmp

Filesize
2.0MB

Download
memory/5040-9-0x00007FFE0CD90000-0x00007FFE0CF85000-memory.dmp

Filesize
2.0MB

Download
memory/5040-16-0x00007FFDCA9E0000-0x00007FFDCA9F0000-memory.dmp

Filesize
64KB

Download
memory/5040-2-0x00007FFDCCE10000-0x00007FFDCCE20000-memory.dmp

Filesize
64KB

Download
memory/5040-1-0x00007FFE0CE2D000-0x00007FFE0CE2E000-memory.dmp

Filesize
4KB

Download
memory/5040-14-0x00007FFE0CD90000-0x00007FFE0CF85000-memory.dmp

Filesize
2.0MB

Download
memory/5040-17-0x00007FFE0CD90000-0x00007FFE0CF85000-memory.dmp

Filesize
2.0MB

Download
memory/5040-18-0x00007FFE0CD90000-0x00007FFE0CF85000-memory.dmp

Filesize
2.0MB

Download
memory/5040-20-0x00007FFE0CD90000-0x00007FFE0CF85000-memory.dmp

Filesize
2.0MB

Download
memory/5040-19-0x00007FFE0CD90000-0x00007FFE0CF85000-memory.dmp

Filesize
2.0MB

Download
memory/5040-22-0x00007FFE0CD90000-0x00007FFE0CF85000-memory.dmp

Filesize
2.0MB

Download
memory/5040-21-0x00007FFE0CD90000-0x00007FFE0CF85000-memory.dmp

Filesize
2.0MB

Download
memory/5040-3-0x00007FFDCCE10000-0x00007FFDCCE20000-memory.dmp

Filesize
64KB

Download
memory/5040-40-0x00007FFE0CD90000-0x00007FFE0CF85000-memory.dmp

Filesize
2.0MB

Download
memory/5040-41-0x00007FFE0CE2D000-0x00007FFE0CE2E000-memory.dmp

Filesize
4KB

Download
memory/5040-13-0x00007FFE0CD90000-0x00007FFE0CF85000-memory.dmp

Filesize
2.0MB

Download
memory/5040-46-0x00007FFE0CD90000-0x00007FFE0CF85000-memory.dmp

Filesize
2.0MB

Download
memory/5040-0-0x00007FFDCCE10000-0x00007FFDCCE20000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads