9672e250cdfd155a74c5746b87e411ec421444e4dc149fea4820839488ec20ff

General

Target

9672e250cdfd155a74c5746b87e411ec421444e4dc149fea4820839488ec20ff.xlsm
Size

90KB
MD5

0f36349c6f431ee35ba7d21b6357d449
SHA1

c7f0be9d7306fbd5eb89ab1a96ebcee363f15d9a
SHA256

9672e250cdfd155a74c5746b87e411ec421444e4dc149fea4820839488ec20ff
SHA512

3aa7726eeedf1ec2c8831ddb33b4595c7ab59c2516bfe0a9909dc40f678dd80ba4444bf48975fb20c601d11bb05782e0c9a26a079629c3152b78d8b28eb07433
SSDEEP

1536:jQBrnXpnyV+ns1BVi/IEh2hx0Lx3bKhllGGx0vKCEjdQjqEk+xXPd:KDpyVEoBo6hKb4llGsQjbxfd

Score

10^/10

discovery

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

http://www.ajaxmatters.com/c7g8t/zbBYgukXYxzAF2hZc/

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	procid_target
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	4544	3164	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

Processes:

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 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

Processes:

EXCEL.EXE

pid	Process
3164	EXCEL.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

EXCEL.EXE

pid	Process
3164	EXCEL.EXE
3164	EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	Process
3164	EXCEL.EXE
3164	EXCEL.EXE
3164	EXCEL.EXE
3164	EXCEL.EXE
3164	EXCEL.EXE
3164	EXCEL.EXE
3164	EXCEL.EXE
3164	EXCEL.EXE
3164	EXCEL.EXE
3164	EXCEL.EXE
3164	EXCEL.EXE
3164	EXCEL.EXE

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

EXCEL.EXE

description	pid	Process	procid_target
PID 3164 wrote to memory of 4544	3164	EXCEL.EXE	86
PID 3164 wrote to memory of 4544	3164	EXCEL.EXE	86
PID 3164 wrote to memory of 4544	3164	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\9672e250cdfd155a74c5746b87e411ec421444e4dc149fea4820839488ec20ff.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:3164
- C:\Windows\SysWow64\regsvr32.exe
  C:\Windows\SysWow64\regsvr32.exe /s ..\xxw1.ocx
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  PID:4544

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
eb522e993578bdcb25d61bf87443a067

SHA1
0c017c4c1805c126fde2a88bc34090d938ffe388

SHA256
76acad796b12b84de6b9850e1256124d240fe799f989b1a2f926006b6cedb665

SHA512
56b22a38160bf9fa135fa022cd89071a26a79da84089d4835d5641e122943960002c38a6709c199bc4eb363221813f8866763a8e9fb9c0c2fbb09ba4e02a12b4

Download Submit
C:\Users\Admin\xxw1.ocx

Filesize
23KB

MD5
4ed8ca5542b641fddd200acebadf4e3c

SHA1
41fd7fb6cb84805fbc229cbf13620f80a5008003

SHA256
3f03ee986c82c3be72da6272448f92d97426f53e07079334edeb502f6386cc33

SHA512
866719609b7200cdd4d97b6a83d7fb6424d3900b555e23d2db8744539b1ae204c0da0a5e595c676ee4cad7df3f743aad1e746c750cd30afe3a74d89bf188979a

Download Submit
memory/3164-11-0x00007FFCE8270000-0x00007FFCE8465000-memory.dmp

Filesize
2.0MB

Download
memory/3164-10-0x00007FFCE8270000-0x00007FFCE8465000-memory.dmp

Filesize
2.0MB

Download
memory/3164-6-0x00007FFCE8270000-0x00007FFCE8465000-memory.dmp

Filesize
2.0MB

Download
memory/3164-5-0x00007FFCA82F0000-0x00007FFCA8300000-memory.dmp

Filesize
64KB

Download
memory/3164-7-0x00007FFCE8270000-0x00007FFCE8465000-memory.dmp

Filesize
2.0MB

Download
memory/3164-4-0x00007FFCE8270000-0x00007FFCE8465000-memory.dmp

Filesize
2.0MB

Download
memory/3164-9-0x00007FFCE8270000-0x00007FFCE8465000-memory.dmp

Filesize
2.0MB

Download
memory/3164-8-0x00007FFCA82F0000-0x00007FFCA8300000-memory.dmp

Filesize
64KB

Download
memory/3164-1-0x00007FFCA82F0000-0x00007FFCA8300000-memory.dmp

Filesize
64KB

Download
memory/3164-2-0x00007FFCA82F0000-0x00007FFCA8300000-memory.dmp

Filesize
64KB

Download
memory/3164-12-0x00007FFCE8270000-0x00007FFCE8465000-memory.dmp

Filesize
2.0MB

Download
memory/3164-13-0x00007FFCE8270000-0x00007FFCE8465000-memory.dmp

Filesize
2.0MB

Download
memory/3164-14-0x00007FFCA6070000-0x00007FFCA6080000-memory.dmp

Filesize
64KB

Download
memory/3164-15-0x00007FFCA6070000-0x00007FFCA6080000-memory.dmp

Filesize
64KB

Download
memory/3164-3-0x00007FFCA82F0000-0x00007FFCA8300000-memory.dmp

Filesize
64KB

Download
memory/3164-37-0x00007FFCE8270000-0x00007FFCE8465000-memory.dmp

Filesize
2.0MB

Download
memory/3164-38-0x00007FFCE830D000-0x00007FFCE830E000-memory.dmp

Filesize
4KB

Download
memory/3164-39-0x00007FFCE8270000-0x00007FFCE8465000-memory.dmp

Filesize
2.0MB

Download
memory/3164-0-0x00007FFCE830D000-0x00007FFCE830E000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads