68315e1feb6ef2fb06932f144099d61724443acbd3d69e763901dd79293002f5

Analysis

max time kernel
61s
max time network
132s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
20/11/2024, 09:07

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General

Target

68315e1feb6ef2fb06932f144099d61724443acbd3d69e763901dd79293002f5.xlsm
Size

30KB
MD5

a4b78de4410c0e207506e26bb8b5ed7e
SHA1

bcbd442fffd082a52a7e9efbf798fb8b58066cc7
SHA256

68315e1feb6ef2fb06932f144099d61724443acbd3d69e763901dd79293002f5
SHA512

48088cb69a3f337c7532398039964a9cb64c9fa793bf74de39031767d17548133e8a9f174a2cb1f7f5af9f8b5cee25f741f9b6c5f5547b422804a4ce2f5213b4
SSDEEP

384:HwdAZPFhNjUA7icg0SCdiVAg2GKgUrNU/qWhZOdBNPJM+kqr9eCgh0k5NGE6h:QdwFhNbiH2rndFfPdkqstJNGE6h

Score

10^/10

discovery

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

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

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 (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	2500	3064	regsvr32.exe	29

System Location Discovery: System Language Discovery 1 TTPs 2 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
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	EXCEL.EXE

Enumerates system info in registry 2 TTPs 1 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
3064	EXCEL.EXE

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
3064	EXCEL.EXE
3064	EXCEL.EXE
3064	EXCEL.EXE
3064	EXCEL.EXE

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 3064 wrote to memory of 2500	3064	EXCEL.EXE	30
PID 3064 wrote to memory of 2500	3064	EXCEL.EXE	30
PID 3064 wrote to memory of 2500	3064	EXCEL.EXE	30
PID 3064 wrote to memory of 2500	3064	EXCEL.EXE	30
PID 3064 wrote to memory of 2500	3064	EXCEL.EXE	30
PID 3064 wrote to memory of 2500	3064	EXCEL.EXE	30
PID 3064 wrote to memory of 2500	3064	EXCEL.EXE	30

C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE
"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\68315e1feb6ef2fb06932f144099d61724443acbd3d69e763901dd79293002f5.xlsm
1⤵
- System Location Discovery: System Language Discovery
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3064
- C:\Windows\SysWow64\regsvr32.exe
  C:\Windows\SysWow64\regsvr32.exe -s ..\rfs.dll
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  PID:2500

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\rfs.dll

Filesize
23KB

MD5
4ed8ca5542b641fddd200acebadf4e3c

SHA1
41fd7fb6cb84805fbc229cbf13620f80a5008003

SHA256
3f03ee986c82c3be72da6272448f92d97426f53e07079334edeb502f6386cc33

SHA512
866719609b7200cdd4d97b6a83d7fb6424d3900b555e23d2db8744539b1ae204c0da0a5e595c676ee4cad7df3f743aad1e746c750cd30afe3a74d89bf188979a

Download Submit
memory/3064-1-0x0000000071DBD000-0x0000000071DC8000-memory.dmp

Filesize
44KB

Download
memory/3064-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/3064-26-0x0000000071DBD000-0x0000000071DC8000-memory.dmp

Filesize
44KB

Download