fc4aad9d40fd128f669c23fd3cc95c05fda7b97b47192504aa3773fa112bb3c8

Analysis

max time kernel
93s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
28-11-2024 15:59

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General

Target

Proforma Invoice.exe
Size

526KB
MD5

8a837ff22ac4b29071a8bb9a1990b2e1
SHA1

13325e7f017dbece8799c6a474c2b5c7869fce07
SHA256

6cca6d4fdb09556a47e58c002e227f93281ca6f7f553acd054e6ced27a124fad
SHA512

effa316f2428f9410e12f27f34d47fedcb807c12f86eee2f1e6ddf6f09a29765aecadca7488b2db33b70683e0cb2961134b7dbc3dccd82b50f1d5aa8cd3b20a3
SSDEEP

12288:+Ov5jKhsfoPA+yeVKUCUxP4C902bdRtJJPiv27j8JnB1a:+q5TfcdHj4fmbbMra

Score

5^/10

discovery upx

Malware Config

Signatures

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

Processes:

resource	yara_rule
behavioral2/memory/4728-9-0x0000000000DC0000-0x0000000000EF9000-memory.dmp	autoit_exe

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
behavioral2/memory/4728-0-0x0000000000DC0000-0x0000000000EF9000-memory.dmp	upx
behavioral2/memory/4728-9-0x0000000000DC0000-0x0000000000EF9000-memory.dmp	upx

Program crash 1 IoCs

Processes:

WerFault.exe

pid	pid_target	Process	procid_target
624	4728	WerFault.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:

Proforma Invoice.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Proforma Invoice.exe

Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

Proforma Invoice.exe

pid	Process
4728	Proforma Invoice.exe
4728	Proforma Invoice.exe

Suspicious use of SendNotifyMessage 2 IoCs

Processes:

Proforma Invoice.exe

pid	Process
4728	Proforma Invoice.exe
4728	Proforma Invoice.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

Proforma Invoice.exe

description	pid	Process	procid_target
PID 4728 wrote to memory of 3660	4728	Proforma Invoice.exe	82
PID 4728 wrote to memory of 3660	4728	Proforma Invoice.exe	82
PID 4728 wrote to memory of 3660	4728	Proforma Invoice.exe	82

C:\Users\Admin\AppData\Local\Temp\Proforma Invoice.exe
"C:\Users\Admin\AppData\Local\Temp\Proforma Invoice.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:4728
- C:\Windows\SysWOW64\svchost.exe
  "C:\Users\Admin\AppData\Local\Temp\Proforma Invoice.exe"
  2⤵
  PID:3660
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4728 -s 700
  2⤵
  - Program crash
  PID:624

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 4728 -ip 4728
1⤵
PID:4504

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/4728-0-0x0000000000DC0000-0x0000000000EF9000-memory.dmp

Filesize
1.2MB

Download
memory/4728-7-0x0000000001790000-0x0000000001B90000-memory.dmp

Filesize
4.0MB

Download
memory/4728-9-0x0000000000DC0000-0x0000000000EF9000-memory.dmp

Filesize
1.2MB

Download