f5ecf00ecf5687fe7185befcc65ba0267d5f445b4274586143f79903c320665d

Analysis

max time kernel
120s
max time network
125s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
18/08/2024, 18:09

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General

Target

Windows蔷薇管理修复调整专家/iext.dll
Size

93KB
MD5

ff554bc520ce776e6dff606ad457b930
SHA1

f780b9a20421e946e4d4aa2f398b27f93731d465
SHA256

7adc09ab7abe47627abaef749422d36a4745d1ee4b55b338093134e708081c81
SHA512

f5d2d979c7c2e002a0c659837c0e75b512795692afd8670e6499cda92f79d10dd72f95f216c702f0870319fa826fc490be6cebf1bef1656062e441bb42a8d332
SSDEEP

1536:0L6tqE5maq/HNv9M/nJq6LFxUIs3Et3efQ9T5/Q/Nv:0L6qaqYvJXkY3FT5o

Score

7^/10

discovery upx

Malware Config

Signatures

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral17/memory/992-0-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral17/memory/992-1-0x0000000010000000-0x000000001004D000-memory.dmp	upx

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	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2996 wrote to memory of 992	2996	rundll32.exe	30
PID 2996 wrote to memory of 992	2996	rundll32.exe	30
PID 2996 wrote to memory of 992	2996	rundll32.exe	30
PID 2996 wrote to memory of 992	2996	rundll32.exe	30
PID 2996 wrote to memory of 992	2996	rundll32.exe	30
PID 2996 wrote to memory of 992	2996	rundll32.exe	30
PID 2996 wrote to memory of 992	2996	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\Windows蔷薇管理修复调整专家\iext.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2996
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\Windows蔷薇管理修复调整专家\iext.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:992

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/992-0-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/992-1-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/992-2-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download