950bca7263ec42c465df8d851c2f9ca3bd4244acb5240e6d36ef7db55dd91aac

Analysis

max time kernel
95s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
21-11-2024 20:45

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General

Target

OR81530S.exe
Size

636KB
MD5

af331c3c0907af5282c00443536b22c7
SHA1

ed908b4ad857a61bc9aa84bf8d53df894ee7bd5d
SHA256

1013981e9742f0debfe503dcb812e5f87990eecdb7d2857c233652a8a3acafff
SHA512

f00f1eb4df01061dd1bfec6c6df3e509359aa4a5acea5c91f5b9cd41e4bbf218d46a43b25d00922f86d1bbe99d090622e042cea1ce2184bd75d6f47b14fc7423
SSDEEP

12288:jXe9PPlowWX0t6mOQwg1Qd15CcYk0We11Z6SBlWJ1bGo+QTIXZ0+PBBVb:KhloDX0XOf4NARGojTIXu+PzVb

Score

5^/10

discovery upx

Malware Config

Signatures

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral2/memory/460-10-0x0000000000400000-0x000000000056E000-memory.dmp	autoit_exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/460-0-0x0000000000400000-0x000000000056E000-memory.dmp	upx
behavioral2/memory/460-10-0x0000000000400000-0x000000000056E000-memory.dmp	upx

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4552	460	WerFault.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	OR81530S.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 460 wrote to memory of 3384	460	OR81530S.exe	83
PID 460 wrote to memory of 3384	460	OR81530S.exe	83
PID 460 wrote to memory of 3384	460	OR81530S.exe	83

C:\Users\Admin\AppData\Local\Temp\OR81530S.exe
"C:\Users\Admin\AppData\Local\Temp\OR81530S.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:460
- C:\Users\Admin\AppData\Local\Temp\OR81530S.exe
  "C:\Users\Admin\AppData\Local\Temp\OR81530S.exe"
  2⤵
  PID:3384
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 460 -s 804
  2⤵
  - Program crash
  PID:4552

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 460 -ip 460
1⤵
PID:392

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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\AppData\Local\Temp\aut9431.tmp

Filesize
218KB

MD5
7bbe7664b37c3d0d4eb86fb34ade9451

SHA1
6ac547e955d855cf50d57a26965b852e13d5f5b7

SHA256
c9fc8e1d526c38349b26662d820394fdbc7ca4dc928aa96589a92832402b52b7

SHA512
c2e4ee3d006a9bc78ea345e19504bc21f3db9877523722a494c8954351f5cf8c927a4ace8fd3f218761e327532f951bdcef48236023f00d015670218bee9f630

Download Submit
memory/460-0-0x0000000000400000-0x000000000056E000-memory.dmp

Filesize
1.4MB

Download
memory/460-9-0x0000000004070000-0x0000000004072000-memory.dmp

Filesize
8KB

Download
memory/460-8-0x0000000004020000-0x0000000004021000-memory.dmp

Filesize
4KB

Download
memory/460-10-0x0000000000400000-0x000000000056E000-memory.dmp

Filesize
1.4MB

Download