767afb35b5898f8179b3f733ab6d3e2f5c86b94542d4fe5c5a6aa0939f76a87c

Analysis

max time kernel
121s
max time network
123s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
06-01-2025 03:10

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General

Target

767afb35b5898f8179b3f733ab6d3e2f5c86b94542d4fe5c5a6aa0939f76a87c.dll
Size

76KB
MD5

b7dadf6c2096a66f0ed1693a713536cd
SHA1

4eddb3f909fc0141d3d4a95aa6f1b9e15d2a574b
SHA256

767afb35b5898f8179b3f733ab6d3e2f5c86b94542d4fe5c5a6aa0939f76a87c
SHA512

5a622102de33c38733b799f569ad9c005e93064fe8274424af7ab335e877bc098c41eac810808ba8f95f6553e20a2c7bec6b9377e42b1ebb3514eb0f4b52f028
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZaFkbKiToghCEMW:c8y93KQjy7G55riF1cMo03h4OCEMW

Score

5^/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
behavioral1/memory/2428-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2428-4-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2624	2428	WerFault.exe	30

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 AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2428	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1712 wrote to memory of 2428	1712	rundll32.exe	30
PID 1712 wrote to memory of 2428	1712	rundll32.exe	30
PID 1712 wrote to memory of 2428	1712	rundll32.exe	30
PID 1712 wrote to memory of 2428	1712	rundll32.exe	30
PID 1712 wrote to memory of 2428	1712	rundll32.exe	30
PID 1712 wrote to memory of 2428	1712	rundll32.exe	30
PID 1712 wrote to memory of 2428	1712	rundll32.exe	30
PID 2428 wrote to memory of 2624	2428	rundll32.exe	31
PID 2428 wrote to memory of 2624	2428	rundll32.exe	31
PID 2428 wrote to memory of 2624	2428	rundll32.exe	31
PID 2428 wrote to memory of 2624	2428	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\767afb35b5898f8179b3f733ab6d3e2f5c86b94542d4fe5c5a6aa0939f76a87c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1712
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\767afb35b5898f8179b3f733ab6d3e2f5c86b94542d4fe5c5a6aa0939f76a87c.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2428
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2428 -s 332
    3⤵
    - Program crash
    PID:2624

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/2428-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2428-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2428-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2428-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2428-4-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download