584916b17678611693b3c57afbb12b7d3181c47f16588851c3db4e9f4d8128eb

Analysis

max time kernel
94s
max time network
140s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
01-01-2025 23:19

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General

Target

584916b17678611693b3c57afbb12b7d3181c47f16588851c3db4e9f4d8128eb.dll
Size

76KB
MD5

fba77d636eda383640a03c2b65999ea7
SHA1

f8e5641853842a650a020a75a9f9df35175b6934
SHA256

584916b17678611693b3c57afbb12b7d3181c47f16588851c3db4e9f4d8128eb
SHA512

3b93245a55d39fef1cb19d06440683619ee78968378b19f701bf4a18cd704f7a92c2d545f6b25abd13c5f524c9b67b1d6c2bcf5a76783b94364901c27af917da
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Zr/Zr+:c8y93KQjy7G55riF1cMo03N/F+

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
behavioral2/memory/436-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/436-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2460	436	WerFault.exe	83

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	436	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3604 wrote to memory of 436	3604	rundll32.exe	83
PID 3604 wrote to memory of 436	3604	rundll32.exe	83
PID 3604 wrote to memory of 436	3604	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\584916b17678611693b3c57afbb12b7d3181c47f16588851c3db4e9f4d8128eb.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3604
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\584916b17678611693b3c57afbb12b7d3181c47f16588851c3db4e9f4d8128eb.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:436
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 436 -s 700
    3⤵
    - Program crash
    PID:2460

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 436 -ip 436
1⤵
PID:4512

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/436-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/436-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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