204c848b1d16b203320b850a02419837a2763d3e41dc167e18a5a1ed63a7150b

Analysis

max time kernel
149s
max time network
152s
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 20:41

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General

Target

204c848b1d16b203320b850a02419837a2763d3e41dc167e18a5a1ed63a7150b.dll
Size

76KB
MD5

b9ec5689731fb18c55fc776c1043c3a3
SHA1

4fc4bdbf5f3b9fde7b586127f7f5c0ecc18a5565
SHA256

204c848b1d16b203320b850a02419837a2763d3e41dc167e18a5a1ed63a7150b
SHA512

1b0526d89eccabff95ba5fa325d2c61ad05917f03cbc3d23fa4b8c74f1b0a7b8e345f7de66e5e0652f297965567f1dedd8b5c824f092cd4632bd9f09c1383079
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZtkYVswz:c8y93KQjy7G55riF1cMo03vJVHz

Score

8^/10

discovery persistence privilege_escalation upx

Malware Config

Signatures

Event Triggered Execution: AppInit DLLs 1 TTPs
Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.
persistence privilege_escalation

AppInit DLLs
T1546.010

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2876-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/2876-1-0x0000000010000000-0x0000000010030000-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 behavior: EnumeratesProcesses 2 IoCs

pid	Process
2876	rundll32.exe
2876	rundll32.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2876	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4856 wrote to memory of 2876	4856	rundll32.exe	85
PID 4856 wrote to memory of 2876	4856	rundll32.exe	85
PID 4856 wrote to memory of 2876	4856	rundll32.exe	85

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\204c848b1d16b203320b850a02419837a2763d3e41dc167e18a5a1ed63a7150b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4856
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\204c848b1d16b203320b850a02419837a2763d3e41dc167e18a5a1ed63a7150b.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2876

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Event Triggered Execution

T1546

AppInit DLLs

T1546.010

Privilege Escalation

Event Triggered Execution

T1546

AppInit DLLs

T1546.010

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/2876-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/2876-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download